Publications

1. O. Dymshits, A. Volokitina, P. Loiko, I. Alekseeva, M. Tsenter, S. Zapalova, K. Bogdanov, X. Mateos, A. Baranov, and A. Zhilin, “Structure and optical properties of lithium aluminosilicate glass-ceramics containing Ho³⁺-doped and Ho³⁺/Yb³⁺ co-doped YNbO₄ nanocrystals,” Opt. Mater. 170, 117745-1-12 (2026). https://doi.org/10.1016/j.optmat.2025.117745

2. J. E. Bae, P. Loiko, F. Rotermund, G. Brasse, A. Braud, B. Guichardaz, and P. Camy, “High-energy 2-µm waveguide laser on a fluoride platform,” Photon. Res. 14(1), 1–10 (2026). https://doi.org/10.1364/PRJ.567653

3. Z.-L. Lin, P. Zhang, P. Loiko, X. Mateos, G. Zhang, Z. Li, Z. Chen, U. Griebner, W. Chen, and V. Petrov, "Kerr-lens mode-locked Tm,Ho:Ca(Gd,Y)AlO4 laser,” Photonics 13(1), 38-1–9 (2026). https://doi.org/10.3390/photonics13010038

4. J. E. Bae, P. Loiko, M. Gaulke, J. Heidrich, M. Golling, S. Hatim, S. Idlahcen, L. Guillemot, T. Godin, F. Druon, Z. Pan, P. Camy, U. Keller, and A. Hideur, “Upconversion-pumped ultrafast 2.3-µm laser,” Optica 13(2), 284–292 (2026). https://doi.org/10.1364/OPTICA.580857

5. J. E. Bae, P. Loiko, C. Romero, J. R. Vázquez de Aldana, X. Mateos, A. Benayad, A. Braud, and P. Camy, “Probing ultrafast-laser inscribed waveguides in Er:LiYF4 via μ-spectroscopy for refractive-index engineering,” Appl. Phys. Lett. 128, 091101 (2026). https://doi.org/10.1063/5.0318207

6. D. Popelová, K. Veselský, P. Loiko, A. Benayad, A. Braud, P. Camy, J. Šulc, and H. Jelínková, “Resonantly pumped tunable Tm,X:CaF2 lasers: Effect of buffer ions (X = Y, La, Gd, and Lu),” Opt. Express, 34(6), 11093–11104 (2026). https://doi.org/10.1364/OE.585751

7. S. Balabanov, K. Eremeev, P. Loiko, T. Evstropov, D. Kosyanov, S. Filofeev, A. Praded, P. Popov, N. Mitroshenkov, P. Camy, and A. Braud, “The prospects of Tm³⁺-doped cubic gadolinia and its solid solutions for 2-µm ceramic lasers,” J. Am. Ceram. Soc. 109(3), e70676 (2026). https://doi.org/10.1111/jace.70676

8. X.-P. Li, Z.-L. Lin, H.-J. Zeng, B. Ma, G. Zhang, P. Loiko, X. Mateos, V. Petrov, and W. Chen, “Diode-pumped mode-locked Yb:KY(WO4)2 laser generating 46-fs pulses,” Photonics 13(4), 327 (2026). https://doi.org/10.3390/photonics13040327

9.  Z. Ji, K. Eremeev, Z. Pan, P. Loiko, X. Yu, H. Chu, H. Pan, S. Normani, A. Braud, P. Camy, A. Hideur, and D. Li, “Broadly tunable continuous-wave Tm:CALYO laser operating on the 3H4→3H5 transition,” Opt. Express 34(8), 15207–15219 (2026). https://doi.org/10.1364/OE.596707

10. X.-P. Li, Z.-L. Lin, Y. Chen, P. Loiko, Z. Zhang, L. Su, H.-J. Zeng, B. Ma, Y. Huang, X. Mateos, V. Petrov, G. Zhang, and W. Chen, “SESAM mode-locking of a diode-pumped Yb:Ca3TaGa3Si2O14 laser,” Opt. Express 34(8), 14499-14507 (2026). https://doi.org/10.1364/OE.590978

11. H.-J. Zeng, Z.-L. Lin, G. Zhang, P. Loiko, P. Camy, A. Benayad, Z. Zhang, X. Mateos, V. Petrov, L. Su, and W. Chen, “Kerr-lens mode-locking of an Yb:SrF2 laser generating 37 fs pulses,” Opt. Express 34(9), 16705-16711 (2026). https://doi.org/10.1364/OE.596716

1. L. Wollesen, P.-A. Douissard, K. Pauwels, P. Loiko, G. Brasse, A. Baillard, S. J. Simeth, M. Reininghaus, J. Mathieu, C. Dujardin, P. Camy, and T. Martin, "Microstructured growth by liquid phase epitaxy of scintillating Gd3Ga5O12 (GGG) doped with Eu3+," J. Alloys Compd. 1010, 177267 (2025). https://doi.org/10.1016/j.jallcom.2024.177267

2. S. Slimi, H. Yu, H. Zhang, C. Kränkel, P. Loiko, R. M. Solé, M. Aguiló, F. Díaz, W. Chen, U. Griebner, V. Petrov, and X. Mateos, "Growth, structure, spectroscopy, and laser operation of Ho-doped yttrium gallium garnet crystal," Opt. Express 33(2), 2529–2541 (2025). https://doi.org/10.1364/OE.540363

3. E. Kifle, A. Baillard, P. Loiko, T. Berthelot, F. Joulain, L. Bodin, F. Pau, G. Recoque, T. Georges, and P. Camy, "10-watt diode-pumped red Pr:ZBLAN double-clad fiber laser," Opt. Express 33(5), 11110–11122 (2025). https://doi.org/10.1364/OE.532121

4. A. Baillard, J. E. Bae, M. Ceballos, P. Loiko, R. M. Solé, M. Aguiló, F. Díaz, G. Brasse, X. Mateos, and P. Camy, "Deep-red planar waveguide laser operation of Eu3+:KY(WO4)2 layers," Opt. Express 33(3), 4926–4939 (2025). https://doi.org/10.1364/OE.537598

5. Z.-Q. Li, Z.-L. Lin, H.-J. Zeng, H.-Y. Nie, G. Zhang, P. Zhang, W. Wu, Z. Chen, Z. Li, P. Loiko, S. Normani, X. Mateos, H.-C. Liang, V. Petrov, and W. Chen, "Diode-pumped Kerr-lens mode-locked ytterbium-doped compositional mixed calcium aluminate laser," Opt. Express 32(23), 40507–40513 (2024). https://doi.org/10.1364/OE.541656

6. H.-Y. Nie, Z.-L. Lin, P. Loiko, H.-J. Zeng, L. Zhang, Z. Lin, G. Z. Elabedine, X. Mateos, V. Petrov, G. Zhang, and W. Chen, "Diode-pumped Kerr-lens mode-locked Yb:MgWO4 laser," Opt. Lett. 50(3), 1049–1052 (2025). https://doi.org/10.1364/OL.550819

7.  M. Sall, G. Sow, A. Baillard, A. Dujarrier, L. Goodwin, J. G. Mattei, M. Sequeira, M. Peres, P. Loiko, Y. Doublet, M. P. Chauvat, C. Pires Da Costa, P. Boduch, H. Rothard, A. Braud, B. Damilano, K. Lorenz, C. Grygiel, E. Balanzat, and I. Monnet, "Swift heavy ion irradiation puts InGaN/GaN multiquantum wells on the track for efficient green light emission," Nano Trends 9, 100078 (2025). https://doi.org/10.1016/j.nwnano.2025.100078

8. S. Balabanov, D. Permin, S. Normani, A. Belyev, V. Koshkin, P. Andreev, I. Ladenkov, O. Timofeev, A. Braud, P. Camy, R. M. Solé, X. Mateos, and P. Loiko, "Fabrication and luminescent properties of erbium-doped Y2O3–MgO and Gd2O3–MgO nanocomposite ceramics," J. Am. Ceram. Soc. 108(4), e20330 (2025). https://doi.org/10.1111/jace.20330

9.  S. Slimi, X. Mateos, R. M. Solé, M. Aguiló, F. Díaz, W. Chen, P. Loiko, C. Chen, U. Griebner, and V. Petrov, "Multi-Watt output power in-band pumped Ho:KLu(WO4)2 laser," J. Opt. Soc. Am. B 42(7), A1–A5 (2025). https://doi.org/10.1364/JOSAB.549512

10. J. Demaimay, P. Loiko, E. Kifle, F. Pau, G. Recoque, A. Benayad, T. Georges, P. Camy, and A. Braud, "Diode-pumped orange Sm:LiYF4 lasers emitting at 605 nm," Opt. Express 33(5), 9412–9422 (2025). https://doi.org/10.1364/OE.553759

11. M. Glasset, H. Dupont, L. Guillemot, P. Loiko, P. Camy, P. Georges, and F. Druon, "Off-resonance intracavity up-conversion pumping architecture enabling multi-Watt operation of a 2.3-µm Tm:YLF laser," Opt. Express 33(5), 10715–10725 (2025). https://doi.org/10.1364/OE.545266

12. Z. Zhang, Z.-Q. Li, P. Loiko, H.-J. Zeng, G. Zhang, Z.-L. Lin, S. Normani, A. Braud, F. Ma, V. Petrov, D. Jiang, L. Su, and W. Chen, "35-fs diode-pumped mode-locked ytterbium-doped multi-component alkaline-earth fluoride laser," Opt. Lett. 50(6), 1835–1838 (2025). https://doi.org/10.1364/OL.555489

13. P. Loiko, L. Agazzi, C. C. Kores, M. Dijkstra, D. Geskus, and M. Pollnau, "Quantitative analysis of cooperative upconversion in Al2O3:Yb3+," Opt. Mater. 162, 116798 (2025). https://doi.org/10.1016/j.optmat.2025.116798

14.  G. Z. Elabedine, Z. Pan, P. Loiko, H. Chu, D. Li, K. Eremeev, K. Subbotin, S. Pavlov, P. Camy, A. Braud, S. Slimi, R. M. Solé, M. Aguiló, F. Díaz, W. Chen, V. Petrov, and X. Mateos, "Growth, spectroscopy and laser operation of disordered Tm,Ho:NaGd(MoO4)2 crystal," J. Alloys Compd. 1020, 179211-1–12 (2025). https://doi.org/10.1016/j.jallcom.2025.179211

15. H.-Y. Nie, P. Zhang, P. Loiko, Z.-L. Lin, H.-J. Zeng, G. Zhang, Z. Li, X. Mateos, H.-C. Liang, V. Petrov, Z. Chen, and W. Chen, "Kerr-lens mode-locked, diode-pumped Yb,Gd:YAP laser generating 23 fs pulses," Opt. Express 33(5), 11793–11799 (2025). https://doi.org/10.1364/OE.550810

16. V. Jambunathan, S. Normani, P. Loiko, K. Veselský, L. Basyrova, A. Benayad, P. Camy, A. Hideur, and A. Braud, "Effect of the doping concentration on the performance of 2.8 µm Er:CaF2 lasers," Opt. Lett. 50(6), 2081–2084 (2025). https://doi.org/10.1364/OL.555586

17. H.-J. Zeng, Z.-L. Lin, S. Sun, P. Loiko, H. Lin, G. Zhang, Z. Lin, C. Mou, X. Mateos, V. Petrov, and W. Chen, "Diode-pumped few-optical-cycle laser based on ytterbium-doped disordered strontium yttrium borate crystal," Opt. Lett. 50(7), 2203–2206 (2025). https://doi.org/10.1364/OL.559850

18.  A. Sureshkumar, J. Demaimay, G. Perin, S. Hameed, M. Guendouz, H. Ollivier, Y. Dumeige, P. Loiko, G. Brasse, A. Braud, P. Camy, and S. Trebaol, "Yellow stimulated emission from Dy3+-doped silica glass microspheres," Opt. Express 33(7), 15802–15813 (2025). https://doi.org/10.1364/OE.553978

19.  H.-J. Zeng, Z.-L. Lin, P. Loiko, F. Yuan, G. Zhang, Z. Lin, X. Mateos, V. Petrov, and W. Chen, "Spectroscopy and SESAM mode-locking of a disordered Yb:Gd2SrAl2O7 crystal," Opt. Express 33(7), 15057–15066 (2025). https://doi.org/10.1364/OE.559152

20. X. Yu, Z. Pan, P. Loiko, K. Eremeev, H. Chu, H. Pan, A. Braud, P. Camy, H. Yuan, and D. Li, "Diode-pumped Tm:CALGO lasers operating on the 3H4 → 3H5 transition," Opt. Express 33(7), 15516–15531 (2025). https://doi.org/10.1364/OE.55524

21.  Y. S. Didenko, G. Z. Elabedine, K. A. Subbotin, A. I. Titov, L. D. Iskhakova, D. A. Lis, S. K. Pavlov, Y. I. Zimina, K. V. Kuleshova, R. M. Solé, M. Aguiló, F. Díaz, P. Camy, X. Mateos, and P. Loiko, "Spectroscopy of Yb3+ ions in multisite MgMoO4 crystal," Mater. Res. Bull. 189, 113451 (2025). https://doi.org/10.1016/j.materresbull.2025.113451

22. H.-J. Zeng, Z.-L. Lin, H. Lin, P. Loiko, L. Zhang, Z. Lin, H.-C. Liang, X. Mateos, V. Petrov, G. Zhang, and W. Chen, “Sub-40-fs diode-pumped ytterbium-doped mixed rare-earth calcium oxoborate laser,” Opt. Express 33(8), 17965-17975 (2025). https://doi.org/10.1364/OE.558581

23. N. Q. H. Nguyen, P. Loiko, A. Benayad, E. Dunina, L. Fomicheva, A. Kornienko, P. Camy, and A. Braud, “Prospects of low-phonon energy Ho:MF2 (M = Ca, Sr, Ba) crystals for 2-3 μm lasers,” Opt. Express 33(12), 24303-24320 (2025). https://doi.org/10.1364/OE.558443

24. H.-J. Zeng, Z.-L. Lin, G. Zhang, Z. Pan, P. Loiko, X. Mateos, V. Petrov, H. Lin, and W. Chen, “Diode-pumped mode-locked Yb:Ca3La2(BO3)4 laser generating 35 fs pulses,” Opt. Express 33(11), 22988-22996 (2025). https://doi.org/10.1364/OE.563483

25. 2A. Baillard, P.-A. Douissard, P. Loiko, L. Wollesen, T. Martin, E. Mathieu, E. Ziegler, G. Brasse, and P. Camy, “Terbium-doped gadolinium garnet thin films grown by Liquid Phase Epitaxy for scintillation detectors,” RSC Adv. 15(24), 18802-18813 (2025). https://doi.org/10.1039/D5RA01784J

26. A. Nady, P. Loiko, A. Benayad, A. Braud, A. Hideur, and P. Camy, “Yb,Tm:LiYF4 lasers at 1.5 μm and 2.3 μm pumped by an Yb-fiber laser,” Appl. Opt. 64(26), 7867-7874 (2025). https://doi.org/10.1364/AO.573953

27. 2F. Delaunay, N. Q. H. Nguyen, N. Kerkad, R. Boulesteix, P. Loiko, A. Braud, P. Camy, V. Jubéra, and A. Maître, “Effect of fluorine addition on the microstructure and emission properties of Ho:Y2O3 transparent ceramics,” Opt. Mater. 168, 117523 (2025). https://doi.org/10.1016/j.optmat.2025.117523

28.  J. Demaimay, J. E. Bae, P. Loiko, G. Brasse, F. Starecki, B. Guichardaz, A. Benayad, P. Camy, and A. Braud, “Diamond saw diced multi-color ridge Pr,Gd:LiYF4 waveguide lasers,” Opt. Lett. 50(21), 6654-6657 (2025). https://doi.org/10.1364/OL.575775

29. D. Butenkov, A. Vasilenkova, A. Bakaeva, K. Runina, P. Strekalov, K. Veselský, P. Loiko, A. Braud, and O. Petrova, “Synthesis and optical spectroscopy of oxychloride lead tellurite glasses doped with Tm3+, Er3+ and Ho3+ ions,” J. Non-Cryst. Solids 670, 123830 (2025). https://doi.org/10.1016/j.jnoncrysol.2025.123830

30. R. Soulard, J.-L. Doualan, A. Baillard, P. Loiko, and P. Camy, “Periodically extended architecture for power scaling of diode-pumped solid-state lasers: Proof of concept with Pr:LiYF4,” Opt. Express. 33(22), 47378-47392 (2025). https://doi.org/10.1364/OE.574742

31. S. Hatim, K. Eremeev, T. Guezennec, M. Guionie, S. Idlahcen, P.-H. Hanzard, T. Godin, T. Sylvestre, P. Loiko, P. Camy, T. Berthelot, S. Cozic, S. Poulain, and A. Hideur, “Watt-level polarization-maintaining Er3+:ZBLAN fiber laser tunable from 3.4 μm to 3.7 μm,” J. Eur. Opt. Society-Rapid Publ. 21(2), 51-1-6 (2025). https://doi.org/10.1051/jeos/2025046

1. K. Eremeev, O. Dymshits, I. Alekseeva, A. Khubetsov, S. Zapalova, M. Tsenter, L. Basyrova, J. M. Serres, X. Mateos, P. Loiko, V. Popkov, and A. Zhilin, "Effect of redox conditions of glass melting on the structure and the properties of titanium-containing gahnite glass-ceramics," J. Eur. Ceram. Soc. 44(5), 3362-3380 (2024). https://doi.org/10.1016/j.jeurceramsoc.2023.12.026

2.  K. Eremeev, P. Loiko, S. Balabanov, T. Evstropov, D. Permin, O. Postnikova, P. Camy, and A. Braud, "Spectroscopy of Thulium ions in solid-solution sesquioxide laser ceramics: Inhomogeneous spectral line broadening, crystal-field engineering and C3i sites," Opt. Mater. 148, 114791 (2024). https://doi.org/10.1016/j.optmat.2023.114791

3. A. Kornienko, P. Loiko, E. Dunina, L. Fomicheva, and A. Kornienko, "On the temperature dependence of transition intensities of rare-earth ions: A modified Judd–Ofelt theory," Opt. Mater. 148, 114808 (2024). https://doi.org/10.1016/j.optmat.2023.114808

4.  P. Zhang, Z.-L. Lin, W. Wu, Z.-Q. Li, P. Loiko, S. Normani, Z. Chen, Z. Li, G. Z. Elabedine, X. Mateos, H.-J. Zeng, G. Zhang, H.-Y. Nie, A. Braud, P. Camy, V. Petrov, and W. Chen, "Growth, spectroscopy and SESAM mode-locking of a 'mixed' Yb:Ca(Gd,Y)AlO4 disordered crystal," Opt. Express 32(3), 3221–3233 (2024). https://doi.org/10.1364/OE.514436

5. Z.-Q. Li, Z.-L. Lin, H.-J. Zeng, H.-Y. Nie, G. Zhang, F. Yu, X. Zhao, H.-C. Liang, V. Petrov, P. Loiko, X. Mateos, G. Wu, and W. Chen, "Continuous-wave and SESAM mode-locked operation of a Yb:YSr3(PO4)3 laser," Opt. Express 32(3), 3974–3979 (2024). https://doi.org/10.1364/OE.514073

6. P. A. Douissard, L. Wollesen, K. Pauwels, P. Loiko, G. Brasse, S. J. Simeth, M. Reininghaus, J. Mathieu, C. Dujardin, P. Camy, and T. Martin, "Micro-patterning of scintillating films by Liquid Phase Epitaxy: A proof of concept," Opt. Mater. 149, 114939 (2024). https://doi.org/10.1016/j.optmat.2024.114939

7. J. Guo, S. Li, C. Zhao, Y. Hang, H.-J. Zeng, Z.-L. Lin, G. Zhang, G. Z. Elabedine, X. Mateos, P. Loiko, V. Petrov, W. Chen, and X. Liang, "SESAM mode-locked Yb:GdScO3 laser," Opt. Express 32(5), 7865–7872 (2024). https://doi.org/10.1364/OE.512293

8. K. Eremeev, P. Loiko, C. Zhao, Z.-L. Lin, X. Mateos, G. Z. Elabedine, P. Camy, A. Braud, U. Griebner, V. Petrov, G. Zhang, S. Li, Y. Hang, and W. Chen, "Growth, spectroscopy and laser operation of Tm,Ho:GdScO3 perovskite crystal," Opt. Express 32(8), 13527–13542 (2024). https://doi.org/10.1364/OE.518709

9. Z.-Q. Li, Z.-L. Lin, P. Loiko, H.-J. Zeng, G. Zhang, S. Normani, A. Benayad, P. Camy, X. Mateos, V. Petrov, and W. Chen, "Kerr-lens mode-locked Yb:BaF2 laser," Photonics 11(4), 322-1–7 (2024). https://doi.org/10.3390/photonics11040322

10. L. Wollesen, P.-A. Douissard, P. Cook, P. Loiko, G. Brasse, J. Margueritat, P. Camy, T. Martin, and C. Dujardin, "Growth of ultimate high-density scintillating films for high-resolution X-ray imaging at synchrotrons," Opt. Mater. X 22, 100309-1–10 (2024). https://doi.org/10.1016/j.omx.2024.100309

11. A. Tyazhev, J. E. Bae, M. Gaulke, P. Loiko, J. Heidrich, M. Golling, L. Guillemot, T. Godin, P. Camy, U. Keller, and A. Hideur, "Upconversion-pumped femtosecond Thulium laser at 2309 nm mode-locked by a GaSb-based SESAM," Opt. Express 32(9), 15093–15105 (2024). https://doi.org/10.1364/OE.516958

12. S. Normani, S. Idlahcen, P. Loiko, P.-H. Hanzard, A. R. De Paula, T. Godin, T. Berthelot, S. Cozic, S. Poulain, E. Koivusalo, P. Camy, and A. Hideur, "GaSb-based SESAM mode-locking of a polarization-maintaining Er fiber laser at 2.8 µm," Opt. Express 32(9), 15106–15114 (2024). https://doi.org/10.1364/OE.517526

13. H. Dupont, T. Lenfant, L. Guillemot, P. Loiko, X. Delen, P. Loiseau, B. Viana, T. Georges, P. Georges, P. Camy, and F. Druon, "High-power 2.3 µm Tm:YLF laser with intracavity upconversion pumping by a Nd:ASL laser at 1050 nm," Opt. Lett. 49(8), 2093–2096 (2024). https://doi.org/10.1364/OL.523059

14. H.-J. Zeng, W.-Z. Xue, R. T. Murray, C. Cui, L. Wang, Z. Pan, P. Loiko, X. Mateos, F. Yuan, G. Zhang, U. Griebner, V. Petrov, and W. Chen, "In-band pumped Kerr-lens mode-locked Tm,Ho-codoped calcium aluminate laser," Opt. Express 32(9), 16083–16089 (2024). https://doi.org/10.1364/OE.524288

15. Z.-L. Lin, H.-J. Zeng, Z. Pan, P. Loiko, V. Petrov, X. Mateos, G. Zhang, and W. Chen, "Kerr-lens mode-locking of an Yb:SALLO laser generating 25 fs pulses at 1090 nm," APL Photon. 124(17), 171102 (2024). https://doi.org/10.1063/5.0197152

16. X. Yu, K. Eremeev, Z. Pan, P. Loiko, H. Chu, H. Pan, A. Braud, P. Camy, and D. Li, "Polarized spectral properties and 2.3 μm laser performance of the Tm:YVO4 crystal," Opt. Express 32(10), 18055–18067 (2024). https://doi.org/10.1364/OE.524153

17.  A. Douzi, S. Slimi, P. Loiko, R. M. Solé, M. Aguiló, F. Díaz, E. B. Salem, and X. Mateos, "Temperature sensing by means of a near-infrared luminescent Ca8NaBi(PO4)6F2:Nd3+ fluorapatite phosphor," J. Mater. Sci.: Mater. Electron. 35, 890-1–16 (2024). https://doi.org/10.1007/s10854-024-12587-4

18. X. Yu, K. Eremeev, Z. Pan, P. Loiko, H. Chu, H. Pan, A. Braud, P. Camy, and D. Li, "Crystal growth, polarized spectral properties, and 2.3 μm laser performance of Tm:LuVO4 crystal," Opt. Express 32(11), 19611–19625 (2024). https://doi.org/10.1364/OE.517124

19. A. Baillard, P. Loiko, D. Rytz, S. Schwung, A. Pavlyuk, A. Kornienko, E. Pimor, M. Badtke, C. Kränkel, E. Dunina, L. Fomicheva, L. Guillemot, A. Braud, and P. Camy, "Polarized spectroscopy of Sm3+ ions in monoclinic KGd(WO4)2 crystals for red lasers," J. Lumin. 273, 120641-1–13 (2024). https://doi.org/10.1016/j.jlumin.2024.120641

20. F. Cassouret, A. Nady, P. Loiko, S. Normani, A. Braud, W. Chen, V. Petrov, D. Sun, P. Zhang, B. Viana, A. Hideur, and P. Camy, "Polarization switching in a mid-infrared Er:YAlO3 laser," Opt. Lett. 49(11), 2970–2973 (2024). https://doi.org/10.1364/OL.523010

21. J. Demaimay, E. Kifle, P. Loiko, F. Pau, G. Recoque, T. Georges, T. Rault, L. Bodin, F. Joulain, P. Camy, and A. Braud, "Efficient yellow Dy:ZBLAN fiber laser with high-brightness diode pumping at 450 nm," Opt. Lett. 49(15), 4174–4177 (2024). https://doi.org/10.1364/OL.529025

22. J. E. Bae, P. Loiko, S. Normani, G. Brasse, A. Benayad, A. Braud, and P. Camy, "Er:LiYF4 planar waveguide laser at 2.8 μm," Appl. Phys. Lett. 125(8), 081101 (2024). https://doi.org/10.1063/5.0221163

23. K. Veselský, P. Loiko, K. Eremeev, A. Benayad, J. Šulc, H. Jelínková, P. Camy, and A. Braud, "Broadly tunable Tm:BaF2 and Tm:SrF2 lasers," J. Opt. Soc. Am. B 41(12), E22–E28 (2024). https://doi.org/10.1364/JOSAB.534488

24. G. Z. Elabedine, K. Subbotin, P. Loiko, Z. Pan, K. Eremeev, Y. Zimina, Y. Didenko, S. Pavlov, A. Titov, E. Dunina, L. Fomicheva, A. Kornienko, A. Braud, R. M. Solé, M. Aguiló, F. Díaz, W. Chen, P. Volkov, V. Petrov, and X. Mateos, "Growth, spectroscopy and laser operation of monoclinic Tm3+:ZnWO4 crystal," Opt. Mater. 157(1), 116039 (2024). https://doi.org/10.1016/j.optmat.2024.116039

25. H. Dupont, M. Glasset, P. Loiko, P. Georges, and F. Druon, "Chaos dynamics in passively Q-switched Tm:LiYF4 laser operating at 2.3 µm on the 3H4 → 3H5 transition," APL Photon. 9(9), 096106 (2024). https://doi.org/10.1063/5.0220220

26. K. Veselský, P. Loiko, K. Eremeev, A. Benayad, A. Braud, J. Šulc, and H. Jelínková, "Broadly tunable continuous-wave Tm,Ho:SrF2 and Tm,Ho:BaF2 lasers," Opt. Lett. 49(19), 5631–5634 (2024). https://doi.org/10.1364/OL.532598

27. Z.-Q. Li, Z.-L. Lin, H.-J. Zeng, H.-Y. Nie, G. Zhang, P. Zhang, W. Wu, Z. Chen, Z. Li, P. Loiko, S. Normani, X. Mateos, H.-C. Liang, V. Petrov, and W. Chen, "Diode-pumped Kerr-lens mode-locked Ytterbium-doped compositional mixed calcium aluminate laser," Opt. Express 32(23), 40507–40513 (2024). https://doi.org/10.1364/OE.541656

28. S. Normani, P. Loiko, R. Maksimov, L. Basyrova, V. Shitov, E. Dunina, A. Kornienko, L. Fomicheva, A. Braud, A. Hideur, B. Viana, and P. Camy, "“Mixed” Er:(Sc,Y)2O3 transparent ceramics: Optical spectroscopy, inhomogeneous line broadening, C3i sites and mid-infrared laser operation," Opt. Mater. 157(2), 116288 (2024). https://doi.org/10.1016/j.optmat.2024.116288

1. S. Normani, L. Basyrova, P. Loiko, A. Benayad, A. Braud, and P. Camy, "Mid-infrared laser operation of Er3+-doped BaF2 and (Sr,Ba)F2 crystals," Opt. Lett. 48(2), 433–434 (2023). https://doi.org/10.1364/OL.479858

2. Z. Pan, P. Loiko, J. M. Serres, H. Yuan, X. Dai, H. Cai, Y. Wang, Y. Zhao, M. Aguiló, F. Díaz, P. Camy, U. Griebner, V. Petrov, and X. Mateos, "Tm,Ho:Ca(Gd,Lu)AlO4 crystals: Optical spectroscopy and laser operation," J. Lumin. 257, 119638 (2023). https://doi.org/10.1016/j.jlumin.2022.119638

3.  R. Maksimov, V. Shitov, V. Osipov, O. Samatov, D. Vakalov, F. Malyavin, L. Basyrova, P. Loiko, and P. Camy, "Fabrication, microstructure and mid-infrared luminescence of Er:(ScxY1-x)2O3 transparent ceramics," Opt. Mater. 137, 113542 (2023). https://doi.org/10.1016/j.optmat.2023.113542

4. Z.-L. Lin, H.-J. Zeng, W.-Z. Xue, G. Zhang, V. Petrov, P. Loiko, S. Normani, P. Camy, X. Mateos, H. Lin, H. Yu, H. Zhang, J. Liu, L. Wang, and W. Chen, "Kerr-lens mode-locked Yb:CLNGG laser," Opt. Express 31(5), 8575–8585 (2023). https://doi.org/10.1364/OE.480986

5. S. Balabanov, P. Loiko, L. Basyrova, D. Permin, D. Kosyanov, T. Evstropov, S. Filofeev, A. Braud, and P. Camy, "Mid-infrared laser operation of (Er0.07La0.10Y0.83)2O3 sesquioxide ceramic," Laser Phys. Lett. 20(4), 045801 (2023). https://doi.org/10.1088/1612-202X/acbce4

 E. Kifle, P. Loiko, S. Cozic, T. Berthelot, T. Rault, L. Bodin, F. Pau, G. Recoque, T. Georges, and P. Camy, "Deep-red double-clad fiber laser at 717 nm," Opt. Lett. 48(6), 1494–1497 (2023). https://doi.org/10.1364/OL.485333

6. H.-J. Zeng, Z.-L. Lin, V. Petrov, P. Loiko, Y. Chen, Y. Huang, G. Zhang, X. Mateos, W.-Z. Xue, H. Lin, L. Wang, and W. Chen, "56-fs diode-pumped SESAM mode-locked Yb:YAl3(BO3)4 laser," Opt. Express 31(6), 10617–10624 (2023). https://doi.org/10.1364/OE.486577

7. K. Subbotin, A. Titov, D. Lis, Y. Zimina, Y. Didenko, G. Zin Elabedine, K. Eremeev, R. M. Solé, M. Aguiló, P. Volkov, P. Popov, E. Chernova, F. Díaz, P. Camy, X. Mateos, and P. Loiko, "Growth, structure and spectroscopy of Tm3+-doped MgMoO4," Opt. Mater. 138, 113648 (2023). https://doi.org/10.1016/j.optmat.2023.113648

8. K. Eremeev, P. Loiko, A. Benayad, P. Camy, and A. Braud, "Efficient continuous-wave Tm,Ho:CaF2 laser at 2.1 μm," Opt. Lett. 48(7), 1730–1733 (2023). https://doi.org/10.1364/OL.486991 [Editor’s Pick]

9. L. Dong, Z.-L. Lin, P. Loiko, Y. Liu, G. Zhang, H.-J. Zeng, W.-Z. Xue, G. Zhang, S. Liu, L. Zheng, L. Su, X. Mateos, H. Lin, V. Petrov, L. Wang, and W. Chen, "Diode-pumped mode-locked Yb:Sc2SiO5 laser generating 38 fs pulses," Opt. Express 31(8), 12463–12470 (2023). https://doi.org/10.1364/OE.486560

10. X. Yu, Z. Pan, H. Chu, F. Cha, H. Pan, P. Loiko, P. Camy, and D. Li, "Cascade lasing at ~2 μm and 2.3 μm in a diode-pumped Tm:YVO4 laser," Opt. Express 31(9), 13576–13584 (2023). https://doi.org/10.1364/OE.484647

11. A. Tyazhev, P. Loiko, L. Guillemot, A. Kouta, R. M. Solé, X. Mateos, M. Aguiló, F. Díaz, H. Dupont, P. Georges, F. Druon, A. Braud, P. Camy, and A. Hideur, "Excited-state absorption and upconversion pumping of Tm3+-doped potassium lutetium double tungstate," Opt. Express 31(9), 14808–14820 (2023). https://doi.org/10.1364/OE.487130

12. A. Uvarova, P. Loiko, S. Kalusniak, E. Dunina, L. Fomicheva, A. Kornienko, S. Balabanov, A. Braud, P. Camy, and C. Kränkel, "Stimulated-emission cross sections of trivalent erbium ions in the cubic sesquioxides Y2O3, Lu2O3, and Sc2O3," Opt. Mater. Express 13(5), 1385–1400 (2023). https://doi.org/10.1364/OME.487909

13. S. Normani, P. Loiko, Z. Pan, E. Dunina, L. Fomicheva, A. Kornienko, A. Braud, W. Chen, U. Griebner, V. Petrov, and P. Camy, "Er:CLNGG laser at 2.80 μm," Opt. Lett. 48(10), 2567–2570 (2023). https://doi.org/10.1364/OL.489160

14. W.-Z. Xue, P. Loiko, Z.-L. Lin, H.-J. Zeng, G. Zhang, A. Benayad, S. Normani, P. Camy, X. Mateos, V. Petrov, L. Wang, and W. Chen, "Sub-50 fs diode-pumped SESAM mode-locked Yb:SrF2 laser," Opt. Express 31(10), 16634–16644 (2023). https://doi.org/10.1364/OE.485177 [Editor’s Pick]

15. S. Slimi, V. Jambunathan, M. Pan, Y. Wang, W. Chen, P. Loiko, R. M. Solé, M. Aguiló, F. Díaz, M. Smrz, T. Mocek, and X. Mateos, "Cryogenic laser operation of a ‘mixed’ Yb:LuYAG garnet crystal," Appl. Phys. B 129, 57 (2023). https://doi.org/10.1007/s00340-023-07999-9

16. H. Dupont, P. Loiko, A. Tyazhev, L. Giordano, Z. Pan, H. Chu, D. Li, B. Viana, A. Hideur, L. Guillemot, A. Braud, P. Camy, P. Georges, and F. Druon, "Tm:CALGO lasers at 2.33 μm: cascade lasing and upconversion pumping," Opt. Express 31(12), 18751–18764 (2023). https://doi.org/10.1364/OE.487590

17.  A. Baillard, P. Loiko, A. Pavlyuk, G. Brasse, A. Braud, and P. Camy, "Deep-red laser operation of cleaved single-crystal plates of Eu:CsGd(MoO4)2 molybdate," Opt. Lett. 48(11), 2977–2980 (2023). https://doi.org/10.1364/OL.491583

18.  S. Normani, P. Loiko, L. Basyrova, A. Benayad, A. Braud, E. Dunina, L. Fomicheva, A. Kornienko, A. Hideur, and P. Camy, "Mid-infrared emission properties of erbium-doped fluorite-type crystals," Opt. Mater. Express 13(7), 1836–1851 (2023). https://doi.org/10.1364/OME.482402

19. K. Eremeev, P. Loiko, R. Maksimov, V. Shitov, V. Osipov, D. Vakalov, V. Lapin, P. Camy, W. Chen, U. Griebner, V. Petrov, and A. Braud, "Highly efficient lasing and thermal properties of Tm:Y2O3 and Tm:(Y,Sc)2O3 ceramics," Opt. Lett. 48(15), 3901–3904 (2023). https://doi.org/10.1364/OL.495516

20. A. Baillard, G. Brasse, P. Loiko, R. M. Solé, M. Aguiló, F. Díaz, X. Mateos, A. Benayad, A. Braud, and P. Camy, "Liquid Phase Epitaxy growth and spectroscopy of Tb3+,Gd3+:LiYF4 crystalline layers," Opt. Mater. Express 13(8), 2355–2368 (2023). https://doi.org/10.1364/OME.491569

21.  A. Baillard, P. Loiko, D. Rytz, S. Schwung, M. Fromager, A. Braud, and P. Camy, "Red Sm:KGd(WO4)2 laser at 649 nm," Opt. Lett. 48(18), 4721–4724 (2023). https://doi.org/10.1364/OL.498100

22. H. Dupont, L. Guillemot, P. Loiko, R. M. Solé, X. Mateos, M. Aguiló, F. Díaz, A. Braud, P. Camy, P. Georges, and F. Druon, "Cascade laser optimization for 3H4 → 3H5 and 3F4 → 3H6 sequent transitions in Tm3+-doped materials," Opt. Express 31(21), 34201–34212 (2023). https://doi.org/10.1364/OE.501585

23. X. Li, K. Eremeev, P. Loiko, Y. Zhou, Y. Zhang, Z. Pan, A. Braud, J.-L. Doualan, S. Slimi, R. M. Solé, X. Mateos, P. Camy, and H. Xu, "Spectroscopy of Yb3+,Ho3+,Eu3+-codoped calcium niobium gallium garnet (CNGG) crystal," Opt. Mater. 144, 114360 (2023). https://doi.org/10.1016/j.optmat.2023.114360

24. A. Baillard, P. Loiko, C. Romero, V. Arroyo, J. R. V. de Aldana, M. Fromager, A. Benayad, A. Braud, P. Camy, and X. Mateos, "Orange surface waveguide laser in Pr:LiYF4 produced by femtosecond laser writing," Opt. Lett. 48(23), 6212–6215 (2023). https://doi.org/10.1364/OL.507073

25. S. Slimi, P. Loiko, M. Pan, P. Lehoux, V. Jambunathan, M. Smrz, T. Mocek, Y. Wang, W. Chen, V. Petrov, R. M. Solé, M. Aguiló, F. Díaz, P. Camy, and X. Mateos, "Growth, structure, spectroscopy and laser operation of a “mixed” Yb:(Y,Lu)3Al5O12 garnet crystal," Crystals 13(11), 1588 (2023). https://doi.org/10.3390/cryst13111588

26. H.-J. Zeng, W.-Z. Xue, R. T. Murray, W. Chen, Z. Pan, L. Wang, C. Cui, P. Loiko, X. Mateos, U. Griebner, and V. Petrov, "Continuous-wave and mode-locked operation of an in-band pumped Tm,Ho,Lu:CaGdAlO4 laser," Appl. Sci. 13(23), 12927 (2023). https://doi.org/10.3390/app132312927

27. X. Yu, K. Eremeev, Z. Pan, P. Loiko, H. Chu, F. Zha, H. Pan, S. Zhao, W. Chen, A. Braud, P. Camy, and D. Li, "Six-watt diode-pumped Tm:GdVO4 laser at 2.29 μm," Opt. Lett. 48(24), 6404–6407 (2023). https://doi.org/10.1364/OL.505131

28. R. Akbari, P. Loiko, J. Xu, X. Xu, and A. Major, "Dual-wavelength Nd:CALGO laser based on differential loss of birefringent filter," Laser Phys. Lett. 21(1), 015001-1–5 (2023). https://doi.org/10.1088/1612-202X/ad1099

1. I. Mokni, A. Badri, S. Slimi, K. Omri, P. Loiko, R. M. Solé, M. Aguiló, F. Díaz, X. Mateos, and M. B. Amara, "Synthesis and characterization of a novel alkali mixed magnesium-aluminum phosphate with a layered structure – KMgAl(PO4)2," J. Mol. Struct. 1248, 131535 (2022). https://doi.org/10.1016/j.molstruc.2021.131535

2. S. Slimi, P. Loiko, A. Volokitina, K. Bogdanov, R. M. Solé, M. Aguiló, F. Díaz, E. B. Salem, and X. Mateos, "Structure, optical proprieties and preferential site substitution of Eu3+ activated Ca8NaBi(PO4)6F2 red emitting phosphors prepared by modified Pechini process," J. Lumin. 241, 118523 (2022). https://doi.org/10.1016/j.jlumin.2021.118523

3.  E. Gorokhova, I. Venevtsev, L. Basyrova, I. Alekseeva, A. Khubetsov, O. Dymshits, M. Baranov, M. Tsenter, A. Zhilin, S. Eron’ko, E. Oreschenko, F. Muktepavela, and P. Loiko, "ZnO–Yb2O3 composite optical ceramics: Synthesis, structure and spectral-luminescent properties," J. Eur. Ceram. Soc. 42(2), 616–630 (2022). https://doi.org/10.1016/j.jeurceramsoc.2021.10.031

4. S. Slimi, P. Loiko, K. Bogdanov, A. Volokitina, R. M. Solé, M. Aguiló, F. Díaz, E. B. Salem, and X. Mateos, "Structure and luminescent properties of Dy3+ activated NaLa9(SiO4)6O2 yellow-emitting phosphors for application in white LEDs," J. Alloys Compd. 896, 163109 (2022). https://doi.org/10.1016/j.jallcom.2021.163109

5. Z. Pan, Z.-L. Lin, P. Loiko, G. Zhang, H.-J. Zeng, W.-Z. Xue, P. Camy, V. Petrov, S. Slimi, X. Mateos, F. Díaz, H. Lin, L. Wang, and W. Chen, "Polarized spectroscopy and diode-pumped laser operation of disordered Yb:Ca3Gd2(BO3)4 crystal," Opt. Mater. Express 12(2), 673–684 (2022). https://doi.org/10.1364/OME.449829

6. Y. Wang, P. Loiko, Y. Zhao, Z. Pan, W. Chen, M. Mero, X. Xu, J. Xu, X. Mateos, A. Major, M. Guina, V. Petrov, and U. Griebner, "Polarized spectroscopy and SESAM mode-locking of Tm,Ho:CALGO," Opt. Express 30(5), 7883–7893 (2022). https://doi.org/10.1364/OE.449626

7. L. Basyrova, P. Loiko, J.-L. Doualan, A. Benayad, A. Braud, B. Viana, and P. Camy, "Thermal lensing, heat loading and power scaling of mid-infrared Er:CaF2 lasers," Opt. Express 30(5), 8092–8103 (2022). https://doi.org/10.1364/OE.449129

8. Z. Pan, P. Loiko, S. Slimi, H. Yuan, X. Dai, H. Cai, Y. Wang, Y. Zhao, R. M. Solé, M. Aguiló, F. Díaz, P. Camy, E. Dunina, A. Kornienko, L. Fomicheva, U. Griebner, V. Petrov, and X. Mateos, "Tm,Ho:Ca(Gd,Lu)AlO4 crystals: Crystal growth, structure refinement and Judd–Ofelt analysis," J. Lumin. 246, 118828 (2022). https://doi.org/10.1016/j.jlumin.2022.118828

9. P. Loiko, E. Kifle, G. Brasse, R. Thouroude, F. Starecki, A. Benayad, A. Braud, M. Laroche, S. Girard, H. Gilles, and P. Camy, "In-band pumped Tm,Ho:LiYF4 waveguide laser," Opt. Express 30(7), 11840–11847 (2022). https://doi.org/10.1364/OE.449126

10. H.-J. Zeng, Z.-L. Lin, W.-Z. Xue, G. Zhang, Y. Chen, Z. Pan, V. Petrov, P. Loiko, X. Mateos, Y. Zhao, H. Lin, L. Wang, and W. Chen, "Soliton mode-locked Yb:Ca3Gd2(BO3)4 laser," Opt. Express 30(7), 11833–11839 (2022). https://doi.org/10.1364/OE.456147

11. W.-Z. Xue, Z.-L. Lin, H.-J. Zeng, G. Zhang, P. Zhang, Z. Chen, Z. Li, V. Petrov, P. Loiko, X. Mateos, H. Lin, Y. Zhao, L. Wang, and W. Chen, "Diode-pumped SESAM mode-locked Yb:(Y,Gd)AlO3 laser," Opt. Express 30(7), 11825–11832 (2022). https://doi.org/10.1364/OE.455303

12.  S. Sun, H.-J. Zeng, Z.-L. Lin, W.-Z. Xue, G. Zhang, Z. Lin, V. Petrov, H. Lin, P. Loiko, X. Mateos, Y. Zhao, B. Teng, L. Wang, and W. Chen, "SESAM mode-locked Yb:Sr3Y2(BO3)4 laser," Opt. Express 30(7), 11861–11871 (2022). https://doi.org/10.1364/OE.449833

13. O. Dymshits, E. Gorokhova, I. Alekseeva, V. Golubkov, M. Shepilov, A. Khubetsov, M. Tsenter, D. Shemchuk, A. Bachina, A. Volokitina, L. Basyrova, M. Baranov, E. Oreschenko, X. Mateos, P. Loiko, and A. Zhilin, "Transparent materials based on semiconducting ZnO: glass-ceramics and optical ceramics doped with rare-earth and transition-metal ions," J. Non-Cryst. Solids 588, 121625 (2022). https://doi.org/10.1016/j.jnoncrysol.2022.121625

14. W.-Z. Xue, Z.-L. Lin, H.-J. Zeng, G. Zhang, P. Loiko, L. Basyrova, A. Benayad, P. Camy, V. Petrov, X. Mateos, L. Wang, and W. Chen, "Diode-pumped mode-locked Yb:BaF2 laser," Opt. Express 30(9), 15807–15818 (2022). https://doi.org/10.1364/OE.459704

15. L. Zhang, L. Basyrova, P. Loiko, P. Camy, Z. Lin, G. Zhang, S. Slimi, R. M. Solé, X. Mateos, M. Aguiló, F. Díaz, E. Dunina, A. Kornienko, U. Griebner, V. Petrov, L. Wang, and W. Chen, "Growth, structure and polarized spectroscopy of monoclinic Er3+:MgWO4 crystal," Opt. Mater. Express 12(5), 2028–2040 (2022). https://doi.org/10.1364/OME.449649

16. L. Basyrova, G. Brasse, P. Loiko, C. Grygiel, R. M. Solé, M. Aguiló, F. Díaz, X. Mateos, A. Benayad, J.-L. Doualan, and P. Camy, "Liquid Phase Epitaxy growth and structural characterization of highly doped Er3+:LiYF4 thin films," Opt. Mater. 132, 112574 (2022). https://doi.org/10.1016/j.optmat.2022.112574

17. Z.-L. Lin, W.-Z. Xue, H.-J. Zeng, G. Zhang, P. Zhang, Z. Chen, Z. Li, V. Petrov, P. Loiko, X. Mateos, H. Lin, L. Wang, and W. Chen, "Kerr-lens mode-locked ytterbium-activated orthoaluminate laser," Opt. Lett. 47(12), 3027–3030 (2022). https://doi.org/10.1364/OL.460701 [Editor’s Pick]

18. L. Guillemot, P. Loiko, J.-L. Doualan, A. Braud, and P. Camy, "Excited-state absorption in thulium-doped materials in the near-infrared," Opt. Express 30(18), 31669–31684 (2022). https://doi.org/10.1364/OE.460176

19. H. Dupont, L. Guillemot, P. Loiko, A. Braud, J.-L. Doualan, P. Camy, P. Georges, and F. Druon, "Dual-wavelength pumping of mid-infrared Tm:YLF laser at 2.3 μm: demonstration of pump seeding and recycling processes," Opt. Express 30(18), 32141–32150 (2022). https://doi.org/10.1364/OE.468695

20. Z.-L. Lin, W.-Z. Xue, H.-J. Zeng, G. Zhang, Y. Zhao, X. Xu, J. Xu, P. Loiko, X. Mateos, H. Lin, V. Petrov, L. Wang, and W. Chen, "Semiconductor saturable absorber mirror mode-locked Yb:YAlO3 laser," Opt. Express 30(18), 31986–31997 (2022). https://doi.org/10.1364/OE.464815

21. W. Chen, Z.-L. Lin, W.-Z. Xue, H.-J. Zeng, G. Zhang, P. Loiko, Y. Zhao, X. Xu, J. Xu, X. Mateos, H. Lin, L. Wang, and V. Petrov, "24 fs Kerr-lens mode-locked Yb:YAlO3 laser," Opt. Lett. 47(18), 4728–4731 (2022). https://doi.org/10.1364/OL.471504

22. K. Eremeev, P. Loiko, Y. Zhao, L. Wang, J. Zhang, P. Liu, X. Xu, Y. Liu, D. Shen, X. Mateos, Z. Wang, X. Xu, J. Xu, S. Balabanov, E. Dunina, A. Kornienko, U. Griebner, V. Petrov, A. Braud, and P. Camy, "Spectroscopy of solid-solution transparent sesquioxide laser ceramic Tm:LuYO3," Opt. Mater. Express 12(9), 3749–3762 (2022). https://doi.org/10.1364/OME.471492

23. F. Zha, X. Yu, H. Chu, H. Pan, S. Zhao, P. Loiko, and Z. Pan, "Compact diode-pumped continuous-wave and passively Q-switched Tm:YAG laser at 2.33 μm," Opt. Lett. 47(23), 6265–6268 (2022). https://doi.org/10.1364/OL.478341

1. Z. Pan, P. Loiko, Y. Wang, Y. Zhao, H. Yuan, X. Dai, H. Cai, J. M. Serres, S. Slimi, E. Dunina, A. Kornienko, J.-L. Doualan, P. Camy, U. Griebner, V. Petrov, M. Aguiló, F. Díaz, and X. Mateos, "Disordered Tm3+,Ho3+-codoped CNGG garnet crystal: Towards efficient laser materials for ultrashort pulse generation at ~2 μm," J. Alloys Compd. 853, 157100 (2021). https://doi.org/10.1016/j.jallcom.2020.157100

2. P. Loiko, A. Pavlyuk, S. Slimi, R. M. Solé, E. B. Salem, E. Dunina, A. Kornienko, P. Camy, U. Griebner, V. Petrov, F. Díaz, M. Aguiló, and X. Mateos, "Growth, spectroscopy and laser operation of monoclinic Nd:CsGd(MoO4)2 crystal with a layered structure," J. Lumin. 231, 117793 (2021). https://doi.org/10.1016/j.jlumin.2020.117793

3. A. Volokitina, S. P. David, P. Loiko, K. Subbotin, A. Titov, D. Lis, R. M. Solé, V. Jambunathan, A. Lucianetti, T. Mocek, P. Camy, U. Griebner, V. Petrov, M. Aguiló, F. Díaz, and X. Mateos, "Monoclinic zinc monotungstate Yb3+,Li+:ZnWO4: Part II. Polarized spectroscopy and laser operation," J. Lumin. 231, 117811 (2021). https://doi.org/10.1016/j.jlumin.2020.117811

4. E. Kifle, F. Starecki, P. Loiko, S. Cozic, F. Joulain, T. Berthelot, T. Georges, D. Stojcevski, D. Deubel, and P. Camy, "Watt-level visible laser in double-clad Pr³⁺-doped fluoride fiber pumped by a GaN diode," Opt. Lett. 46(1), 74–77 (2021). https://doi.org/10.1364/OL.413673

5. E. Kifle, P. Loiko, C. Romero, J. R. V. de Aldana, V. Zakharov, Y. Gurova, A. Veniaminov, V. Petrov, U. Griebner, R. Thouroude, M. Laroche, M. Aguiló, F. Díaz, P. Camy, and X. Mateos, "Tm3+ and Ho3+ colasing in codoped ultrafast laser inscribed in-band pumped waveguide laser," Opt. Lett. 46(1), 122–125 (2021). https://doi.org/10.1364/OL.399546

6. P. Loiko, E. Kifle, L. Guillemot, J.-L. Doualan, F. Starecki, A. Braud, M. Aguiló, F. Díaz, X. Mateos, and P. Camy, "Highly-efficient ~2.3 μm Thulium lasers based on a high-phonon-energy crystal: evidence of vibronic-assisted emissions," J. Opt. Soc. Am. B 38(2), 482–495 (2021). https://doi.org/10.1364/JOSAB.411075

7. L. Basyrova, P. Loiko, R. Maksimov, V. Shitov, J. M. Serres, M. Aguiló, F. Díaz, U. Griebner, V. Petrov, and X. Mateos, "Comparative study of Yb:Lu3Al5O12 and Yb:Lu2O3 laser ceramics produced from laser-ablated nanopowders," Ceram. Int. 47(5), 6633–6642 (2021). https://doi.org/10.1016/j.ceramint.2020.10.253

8. P. Loiko, L. Gauthier-Manuel, G. Brasse, A. Braud, A. Benayad, and P. Camy, "Efficient wavelength-tunable deep-diced ridge waveguide lasers in bulk Yb3+:CaF2 crystal," Opt. Mater. 113, 110861 (2021). https://doi.org/10.1016/j.optmat.2021.110861

9. O. Dymshits, V. Vitkin, I. Alekseeva, M. Tsenter, A. Khubetsov, A. Polishchuk, A. Volokitina, J. M. Serres, X. Mateos, A. Zhilin, and P. Loiko, "Transparent glass-ceramics based on Co2+-doped γ-GaxAl2−xO3 spinel nanocrystals for passive Q-switching of Er lasers," J. Lumin. 234, 117993 (2021). https://doi.org/10.1016/j.jlumin.2021.117993

10. Y. Zhao, L. Wang, W. Chen, X. Xu, P. Loiko, X. Mateos, Z. Wang, X. Xu, D. Shen, U. Griebner, and V. Petrov, "Structured laser beams: Towards 2-micron femtosecond laser vortices," Photon. Res. 9(3), 357–363 (2021). https://doi.org/10.1364/PRJ.413276 [Publisher’s note: Photon. Res. 9(7), 1343 (2021). https://doi.org/10.1364/PRJ.433334]

11. G. Brasse, P. Loiko, C. Grygiel, P. Leprince, A. Benayad, F. Lemarie, J.-L. Doualan, A. Braud, and P. Camy, "Liquid phase epitaxy growth, structure and spectroscopy of highly-doped 20 at.% Yb3+:LiYF4 thin films," J. Lumin. 236, 118071 (2021). https://doi.org/10.1016/j.jlumin.2021.118071

12. L. Basyrova, V. Bukina, S. Balabanov, A. Belyaev, V. Drobotenko, O. Dymshits, I. Alekseeva, M. Tsenter, S. Zapalova, A. Khubetsov, A. Zhilin, A. Volokitina, V. Vitkin, X. Mateos, J. M. Serres, P. Camy, and P. Loiko, "Synthesis, structure and spectroscopy of Fe2+:MgAl2O4 transparent ceramics and glass-ceramics," J. Lumin. 236, 118090 (2021). https://doi.org/10.1016/j.jlumin.2021.118090

13. H. Zeng, H. Lin, Z. Lin, L. Zhang, Z. Lin, G. Zhang, V. Petrov, P. Loiko, X. Mateos, L. Wang, and W. Chen, "Diode-pumped sub-50-fs Kerr-lens mode-locked Yb:GdYCOB laser," Opt. Express 29(9), 13496–13503 (2021). https://doi.org/10.1364/OE.424769

14. W. Jing, P. Loiko, L. Basyrova, Y. Wang, H. Huang, P. Camy, U. Griebner, V. Petrov, J. M. Serres, M. Aguiló, F. Díaz, and X. Mateos, "Synthesis, spectroscopy and laser operation of highly-doped “mixed” 10 at.% Yb:(Lu,Sc)2O3 ceramics," Opt. Mater. 117, 111128 (2021). https://doi.org/10.1016/j.optmat.2021.111128

15. L. Wang, W. Chen, Y. Zhao, P. Loiko, X. Mateos, M. Guina, Z. Pan, M. Mero, U. Griebner, V. Petrov, "Sub-50-fs pulses generation from a SESAM mode-locked Tm,Ho-codoped calcium aluminate laser," Opt. Lett. 46(11), 2642–2645 (2021). https://doi.org/10.1364/OL.426113

16. P. Loiko, D. Rytz, S. Schwung, P. Pues, T. Jüstel, J.-L. Doualan, and P. Camy, "Watt-level Europium laser at 703 nm," Opt. Lett. 46(11), 2702–2705 (2021). https://doi.org/10.1364/OL.428706

17. P. Loiko, G. Brasse, L. Basyrova, A. Benayad, J.-L. Doualan, A. Braud, M. Baranov, D. Gozhalskii, and P. Camy, " Spectroscopy of Tm3+-doped CaF2 waveguiding thin films grown by Liquid Phase Epitaxy," J. Lumin. 238, 118109 (2021). https://doi.org/10.1016/j.jlumin.2021.118109

18. Y. Zhao, L. Wang, W. Chen, P. Loiko, Y. Wang, Z. Pan, H. Yang, W. Jing, H. Huang, J. Liu, X. Mateos, Z. Wang, X. Xu, U. Griebner, and V. Petrov, "Kerr-lens mode-locked Tm-doped sesquioxide ceramic laser," Opt. Lett. 46(14), 3428–3431 (2021). https://doi.org/10.1364/OL.431067

19. S. Balabanov, D. Permin, T. Evstropova, P. Andreev, L. Basyrova, P. Camy, M. Baranov, X. Mateos, and P. Loiko, "Hot pressing of Yb:Y2O3 laser ceramics with LiF sintering aid," Opt. Mater. 119, 111349 (2021). https://doi.org/10.1016/j.optmat.2021.111349

20. E. Kifle, P. Loiko, L. Guillemot, J.-L. Doualan, F. Starecki, A. Braud, A. Hideur, and P. Camy, "Design and modelling of a passively Q-switched diode-pumped Thulium laser at 2.3 μm," Opt. Commun. 500, 127219 (2021). https://doi.org/10.1016/j.optcom.2021.127219

21. A. Alles, Z. Pan, P. Loiko, J. M. Serres, S. Slimi, K. Tang, S. Yingming, Y. Wang, Y. Zhao, E. Dunina, A. Kornienko, P. Camy, W. Chen, L. Wang, U. Griebner, V. Petrov, R. M. Solé, M. Aguiló, F. Díaz, and X. Mateos, "Tm3+-doped calcium lithium tantalum gallium garnet (Tm:CLTGG): Novel laser crystal," Opt. Mater. Express 11(9), 2938–2951 (2021). https://doi.org/10.1364/OME.435238

22. L. Basyrova, P. Loiko, W. Jing, Y. Wang, H. Huang, M. Aguiló, F. Díaz, E. Dunina, A. Kornienko, B. Viana, U. Griebner, V. Petrov, X. Mateos, and P. Camy, "Spectroscopy and efficient laser operation around 2.8 μm of Er:(Lu,Sc)2O3 sesquioxide ceramics," J. Lumin. 240, 118373 (2021). https://doi.org/10.1016/j.jlumin.2021.118373

23. P. Loiko, L. Basyrova, R. Maksimov, V. Shitov, M. Baranov, F. Starecki, X. Mateos, and P. Camy, "Comparative study of Ho:Y2O3 and Ho:Y3Al5O12 transparent ceramics produced from laser-ablated nanoparticles," J. Lumin. 240, 118460 (2021). https://doi.org/10.1016/j.jlumin.2021.118460

24. L. Wang, W. Chen, Z. Pan, P. Loiko, J. E. Bae, F. Rotermund, X. Mateos, U. Griebner, and V. Petrov, "Sub-100 fs mode-locked Tm:CLTGG laser," Opt. Express 29(20), 31137–31144 (2021). https://doi.org/10.1364/OE.435947

25. L. Wang, W. Chen, Y. Zhao, H. Yang, W. Jing, Z. Pan, H. Huang, J. Liu, J. E. Bae, F. Rotermund, P. Loiko, X. Mateos, Z. Wang, X. Xu, U. Griebner, and V. Petrov, "Power-scalable sub-100-fs Tm laser at 2.08 μm," High Power Laser Sci. Eng. 9, e50 (2021). https://doi.org/10.1017/hpl.2021.42

26. H.-J. Zeng, Z.-L. Lin, W.-Z. Xue, G. Zhang, Z. Pan, H. Lin, P. Loiko, X. Mateos, V. Petrov, L. Wang, and W. Chen, "SESAM mode-locked Yb:Ca3Gd2(BO3)4 femtosecond laser," Appl. Sci. 11(20), 9464 (2021). https://doi.org/10.3390/app11209464

27. Z. Pan, W. Chen, L. Wang, J. E. Bae, F. Rotermund, Y. Wang, Y. Zhao, P. Loiko, X. Mateos, U. Griebner, and V. Petrov, "SWCNT-SA mode-locked Tm,Ho:LCLNGG laser," Opt. Express 29(24), 40323–40332 (2021). https://doi.org/10.1364/OE.445584

28. L. Basyrova, P. Loiko, J.-L. Doualan, A. Benayad, A. Braud, C. Labbé, and P. Camy, "Mid-infrared Er3+:KY3F10 laser at 2.80 μm," Opt. Lett. 46(22), 5739–5742 (2021). https://doi.org/10.1364/OL.439457 Editor’s Pick

29. Z.-L. Lin, H.-J. Zeng, G. Zhang, W.-Z. Xue, Z. Pan, H. Lin, P. Loiko, X. Mateos, V. Petrov, L. Wang, and W. Chen, "Kerr-lens mode-locked Yb:SrLaAlO4 laser," Opt. Express 29(26), 42837–42843 (2021). https://doi.org/10.1364/OE.445574

30. S. Sun, H.-J. Zeng, Z.-L. Lin, W.-Z. Xue, G. Zhang, Z. Lin, V. Petrov, H. Lin, P. Loiko, X. Mateos, Y. Zhao, B. Teng, L. Wang, and W. Chen, "SESAM mode-locked Yb:Sr3Y2(BO3)4 laser," Opt. Express 29(6), 43820–43826 (2021). https://doi.org/10.1364/OE.448807

31. H.-J. Zeng, Z.-L. Lin, W.-Z. Xue, G. Zhang, Z. Pan, H. Lin, P. Loiko, X. Mateos, V. Petrov, L. Wang, and W. Chen, "SESAM mode-locked Yb:SrLaAlO4 laser," Opt. Express 29(26), 43820–43826 (2021). https://doi.org/10.1364/OE.448807

1. M. Chen, P. Loiko, J. M. Serres, S. Veronesi, M. Tonelli, M. Aguiló, F. Díaz, J. E. Bae, T. G. Park, F. Rotermund, S. Dai, Z. Chen, U. Griebner, V. Petrov, and X. Mateos, "Fluorite-type Tm3+:KY3F10: A promising crystal for watt-level lasers at ~1.9 μm," J. Alloy Compd. 813, 152176 (2020). https://doi.org/10.1016/j.jallcom.2019.152176

2. Y. Zhao, L. Wang, Y. Wang, J. Zhang, P. Liu, X. Xu, Y. Liu, D. Shen, J. E. Bae, T. G. Park, F. Rotermund, X. Mateos, P. Loiko, Z. Wang, X. Xu, J. Xu, M. Mero, U. Griebner, V. Petrov, and W. Chen, "SWCNT-SA mode-locked Tm:LuYO3 ceramic laser delivering 8-optical-cycle pulses at 2.05 μm," Opt. Lett. 45(2), 459–462 (2020). https://doi.org/10.1364/OL.380035

3. L. Guillemot, P. Loiko, R. Soulard, A. Braud, J.-L. Doualan, A. Hideur, and P. Camy, "Close look on cubic Tm:KY3F10 crystal for highly efficient lasing on the 3H4 → 3H5 transition," Opt. Express 28(3), 3451–3463 (2020). https://doi.org/10.1364/OE.382650

4. V. Llamas, P. Loiko, E. Kifle, C. Romero, J. R. V. de Aldana, Z. Pan, J. M. Serres, H. Yuan, X. Dai, H. Cai, Y. Wang, Y. Zhao, V. Zakharov, A. Veniaminov, R. Thouroude, M. Laroche, H. Gilles, M. Aguiló, F. Díaz, U. Griebner, V. Petrov, P. Camy, and X. Mateos, "Ultrafast laser inscribed waveguide lasers in Tm:CALGO with depressed-index cladding," Opt. Express 28(3), 3528–3540 (2020). https://doi.org/10.1364/OE.384258

5. M. Paris, A. Tyazhev, R. Soulard, P. Loiko, J.-L. Doualan, G. Brasse, A. Braud, T. Godin, P. Camy, and A. Hideur, "Passively mode-locked diode-pumped Tm,Ho:LiYF4 laser," Laser Phys. Lett. 17(4), 045801 (2020). https://doi.org/10.1088/1612-202X/ab6b25

6. L. Guillemot, P. Loiko, E. Kifle, J.-L. Doualan, A. Braud, F. Starecki, T. Georges, J. Rouvillain, A. Hideur, and P. Camy, "Watt-level mid-infrared continuous-wave Tm:YAG laser operating on the 3H4 → 3H5 transition," Opt. Mater. 101, 109745 (2020). https://doi.org/10.1016/j.optmat.2020.109745

7. A. Belyaev, L. Basyrova, V. Sysoev, M. Lelet, S. Balabanov, V. Kalganov, V. Mikhailovski, M. Baranov, E. Stepanidenko, V. Vitkin, O. Dymshits, and P. Loiko, "Microstructure, doping and optical properties of Co2+:ZnAl2O4 transparent ceramics for saturable absorbers: Effect of the ZnF2 sintering additive," J. Alloy Compd. 829, 154514 (2020). https://doi.org/10.1016/j.jallcom.2020.154514

8. P. Loiko, M. Chen, J. M. Serres, L. Zhang, Z. Lin, H. Lin, G. Zhang, Y. Wang, V. Petrov, U. Griebner, S. Dai, Z. Chen, P. Camy, M. Aguiló, F. Díaz, W. Chen, and X. Mateos, "Spectroscopy and high-power laser operation of monoclinic Yb3+:MgWO4 crystal," Opt. Lett. 45(7), 1770–1773 (2020). https://doi.org/10.1364/OL.389627

9. A. Volokitina, P. Loiko, A. Pavlyuk, S. Slimi, R. M. Solé, E. B. Salem, E. Kifle, J. M. Serres, U. Griebner, V. Petrov, M. Aguiló, F. Díaz, and X. Mateos, "Laser operation of cleaved single-crystal plates and films of Tm:KY(MoO4)2," Opt. Express 28(7), 9039–9048 (2020). https://doi.org/10.1364/OE.384260

10. P. Loiko, J.-L. Doualan, L. Guillemot, R. Moncorgé, A. Benayad, E. Dunina, A. Kornienko, L. Fomicheva, A. Braud, A. Hideur, and P. Camy, "Emission properties of Tm3+-doped CaF2, KY3F10, LiYF4, LiLuF4 and BaY2F8 crystals at 1.5 µm and 2.3 µm," J. Lumin. 225, 117279 (2020). https://doi.org/10.1016/j.jlumin.2020.117279

11. P. Loiko, R. Soulard, G. Brasse, L. Guillemot, A. Braud, A. Tyazhev, A. Hideur, and P. Camy, " Passive Q-switching of a Tm3+:LiYF4 waveguide laser by Cr2+:ZnSe and Co2+:ZnSe saturable absorbers," Opt. Mater. 107, 110116 (2020). https://doi.org/10.1016/j.optmat.2020.110116

12. E. Kifle, P. Loiko, C. Romero, J. R. V. de Aldana, M. Aguiló, F. Díaz, P. Camy, U. Griebner, V. Petrov, and X. Mateos, "Watt-level ultrafast laser inscribed Thulium waveguide lasers (Review)," Progr. Quantum Electron. 72, 100266 (2020). https://doi.org/10.1016/j.pquantelec.2020.100266

13. E. Kifle, P. Loiko, J. R. V. de Aldana, V. Llamas, M. Aguiló, F. Díaz, L. Zhang, Z. Lin, H. Lin, G. Zhang, V. Zakharov, A. Veniaminov, V. Petrov, U. Griebner, X. Mateos, and W. Chen, "Low-loss fs-laser-written surface waveguide lasers at >2 µm in monoclinic Tm3+:MgWO4," Opt. Lett. 45(14), 4060–4063 (2020). https://doi.org/10.1364/OL.395811

14. A. Goldstein, M. Katz, R. Boulesteix, A. Shames, C. Coureau, J. Raethel, X. Mateos, and P. Loiko, "Sources of parasitic features in the visible range of oxide transparent ceramics absorption spectra," J. Amer. Ceram. Soc. 103(9), 4803–4821 (2020). https://doi.org/10.1111/jace.17182

15. Y. Zhao, L. Wang, W. Chen, J. Wang, Q. Song, X. Xu, Y. Liu, D. Shen, J. Xu, X. Mateos, P. Loiko, Z. Wang, X. Xu, U. Griebner, and V. Petrov, "35 W continuous-wave Ho:YAG single-crystal fiber laser," High Power Laser Sci. Eng. 8, e25 (2020). https://doi.org/10.1017/hpl.2020.25

16. E. Kifle, P. Loiko, C. Romero, J. R. V. de Aldana, V. Zakharov, A. Veniaminov, U. Griebner, V. Petrov, P. Camy, A. Braud, M. Aguiló, F. Díaz, and X. Mateos, "Ultrafast laser inscription and laser operation of Y-branch splitters in monoclinic thulium-doped crystals," IEEE J. Lightwave Technol. 38(16), 4374–4384 (2020). https://doi.org/10.1109/JLT.2020.2986474

17. R. Thouroude, A. Tyazhev, A. Hideur, P. Loiko, P. Camy, J.-L. Doualan, H. Gilles, and M. Laroche, "Widely tunable in-band pumped Tm:CaF2 laser," Opt. Lett. 45(16), 4511–4514 (2020). https://doi.org/10.1364/OL.399670

18. E. Kifle, P. Loiko, L. Guillemot, J.-L. Doualan, F. Starecki, A. Braud, T. Georges, J. Rouvillain, and P. Camy, "Watt-level diode-pumped Thulium lasers at ~2.3 μm," Appl. Opt. 59(25), 7530–7539 (2020). https://doi.org/10.1364/AO.400632 Editor’s Pick.

19. P. Loiko, L. Gauthier-Manuel, G. Brasse, E. Kifle, L. Guillemot, A. Braud, A. Benayad, and P. Camy, "Channel waveguide lasers in bulk Tm:LiYF4 produced by deep diamond-saw dicing," Opt. Express 28(18), 26676–26689 (2020). https://doi.org/10.1364/OE.400497

20. A. Volokitina, P. Loiko, A. Pavlyuk, J. M. Serres, S. Slimi, E. B. Salem, R. M. Solé, E. Kifle, M. Aguiló, F. Díaz, U. Griebner, V. Petrov, and X. Mateos, "Spectroscopy and efficient laser operation of cleaving Yb:KY(MoO4)2 crystal," Opt. Mater. Express 10(10), 2356–2369 (2020). https://doi.org/10.1364/OME.400894

21. K. Subbotin, P. Loiko, S. Slimi, A. Volokitina, A. Titov, D. Lis, E. Chernova, R. M. Solé, U. Griebner, V. Petrov, M. Aguiló, F. Díaz, P. Camy, E. Zharikov, and X. Mateos, "Monoclinic zinc monotungstate Yb3+,Li+:ZnWO4: Part I. Czochralski growth, structure refinement and Raman spectra," J. Lumin. 228, 117601 (2020). https://doi.org/10.1016/j.jlumin.2020.117601

22. M. Kowalczyk, X. Zhang, V. Petrov, P. Loiko, X. Mateos, and J. Sotor, "Self-frequency-doubling Yb:CNGS lasers operating in the femtosecond regime," J. Opt. Soc. Am. B 37(10), 2822–2829 (2020). https://doi.org/10.1364/JOSAB.399210 [OSA Spotlights on Optics, November 2020, https://www.osapublishing.org/spotlight/summary.cfm?id=437930].

23. F. Yue, P. Loiko, M. Chen, J. M. Serres, Y. Wang, J. Li, L. Basyrova, E. Dunina, A. Kornienko, L. Fomicheva, S. Dai, Z. Chen, J. E. Bae, T. G. Park, F. Rotermund, V. Jambunathan, A. Lucianetti, T. Mocek, M. Aguiló, F. Díaz, U. Griebner, V. Petrov, and X. Mateos, "Spectroscopy and diode-pumped laser operation of transparent Tm:Lu3Al5O12 ceramics produced by solid-state sintering," Opt. Express 28(19), 28399–28413 (2020). https://doi.org/10.1364/OE.400802

24. A. Tyazhev, F. Starecki, S. Cozic, P. Loiko, L. Guillemot, A. Braud, F. Joulain, M. Tang, T. Godin, A. Hideur, and P. Camy, "Watt-level efficient 2.3 μm thulium fluoride fiber laser," Opt. Lett. 45(20), 5788–5791 (2020). https://doi.org/10.1364/OL.403450

25. V. Vitkin, A. Polishchuk, I. Chubchenko, E. Popov, K. Grigorenko, A. Kharitonov, A. Davtian, A. Kovalev, V. Kurikova, P. Camy, P. Loiko, M. Aguiló, F. Díaz, and X. Mateos, "Raman laser spectrometer: Application to 12C/13C isotope identification in CH4 and CO2 greenhouse gases," Appl. Sci. 10(21), 7473 (2020). https://doi.org/10.3390/app10217473

26. L. Wang, W. Chen, Y. Zhao, Y. Wang, Z. Pan, H. Lin, G. Zhang, L. Zhang, Z. Lin, J. E. Bae, T. G. Park, F. Rotermund, P. Loiko, X. Mateos, M. Mero, U. Griebner, and V. Petrov, "Single-walled carbon-nanotube saturable absorber assisted Kerr-lens mode-locked Tm:MgWO4 laser," Opt. Lett. 45(22), 6142–6145 (2020). https://doi.org/10.1364/OL.411288

27. Y. Zhao, L. Wang, W. Chen, Z. Pan, Y. Wang, P. Liu, X. Xu, Y. Liu, D. Shen, J. Zhang, M. Guina, X. Mateos, P. Loiko, Z. Wang, X. Xu, J. Xu, M. Mero, U. Griebner, and V. Petrov, "SESAM mode-locked mixed sesquioxide Tm:LuYO3 ceramic laser generating 54-fs pulses at 2048 nm," Appl. Opt. 59(33), 10493–10497 (2020). https://doi.org/10.1364/AO.408650

1. M. Kowalczyk, X. Zhang, X. Mateos, Z. Wang, X. Xu, P. Loiko, Y. J. Cho, F. Rotermund, J. Sotor, U. Griebner, and V. Petrov, "Ultrafast graphene and SESAM mode-locked Yb:CNGS lasers with self-frequency doubling properties," Opt. Express 27(2), 590–596 (2019). https://doi.org/10.1364/OE.27.000590

2. Y. Zhao, Y. Wang, W. Chen, Z. Pan, L. Wang, X. Dai, H. Yuan, Y. Zhang, H. Cai, J. E. Bae, S. Y. Choi, F. Rotermund, P. Loiko, J. M. Serres, X. Mateos, W. Zhou, D. Shen, U. Griebner, and V. Petrov, "67-fs pulse generation from a mode-locked Tm,Ho:CLNGG laser at 2083 nm," Opt. Express 27(3), 1922–1928 (2019). https://doi.org/10.1364/OE.27.001922

3. E. Kifle, P. Loiko, J. R. V. de Aldana, C. Romero, A. Ródenas, V. Zakharov, A. Veniaminov, H. Yu, H. Zhang, Y. Chen, M. Aguiló, F. Díaz, U. Griebner, V. Petrov, and X. Mateos, "Fs-laser-written thulium waveguide lasers Q-switched by graphene and MoS₂," Opt. Express 27(6), 8745–8755 (2019). https://doi.org/10.1364/OE.27.008745

4. R. Soulard, M. Salhi, G. Brasse, P. Loiko, J. L. Doualan, A. Braud, A. Tyazhev, A. Hideur, and P. Camy, "Laser operation of highly-doped Tm:LiYF4 epitaxies: Towards thin-disk lasers," Opt. Express 27(6), 9287–9301 (2019). https://doi.org/10.1364/OE.27.009287

5. E. Kifle, P. Loiko, U. Griebner, V. Petrov, P. Camy, A. Braud, M. Aguiló, F. Díaz, and X. Mateos, "Diamond saw dicing of Thulium channel waveguide lasers in monoclinic crystalline films," Opt. Lett. 44(7), 1596–1599 (2019). https://doi.org/10.1364/OL.44.001596

6. E. Kifle, P. Loiko, C. Romero, J. R. V. de Aldana, A. Ródenas, V. Zakharov, A. Veniaminov, M. Aguiló, F. Díaz, U. Griebner, V. Petrov, and X. Mateos, "Femtosecond-laser-written Ho:KGd(WO4)2 waveguide laser at 2.1 μm," Opt. Lett. 44(7), 1738–1741 (2019). https://doi.org/10.1364/OL.44.001738

7. Z. Pan, P. Loiko, J. M. Serres, E. Kifle, H. Yuan, X. Dai, H. Cai, Y. Wang, Y. Zhao, M. Aguiló, F. Díaz, U. Griebner, V. Petrov, and X. Mateos, "“Mixed” Tm:Ca(Gd,Lu)AlO4 – A novel crystal for tunable and mode-locked 2 μm lasers," Opt. Express 27(7), 9987–9995 (2019). https://doi.org/10.1364/OE.27.009987

8. P. Loiko, R. Soulard, E. Kifle, G. Brasse, A. Benayad, J.-L. Doulan, A. Braud, M. Aguiló, F. Díaz, X. Mateos, and P. Camy, "Ytterbium calcium fluoride waveguide laser," Opt. Express 27(9), 12647–12658 (2019). https://doi.org/10.1364/OE.27.012647

9. L. Zhang, P. Loiko, J. M. Serres, E. Kifle, H. Lin, G. Zhang, E. Vilejshikova, E. Dunina, A. Kornienko, L. Fomicheva, U. Griebner, V. Petrov, Z. Lin, W. Chen, K. Subbotin, M. Aguiló, F. Díaz, and X. Mateos, "Growth, spectroscopy and first laser operation of monoclinic Ho3+:MgWO4 crystal," J. Lumin. 213, 316–325 (2019). https://doi.org/10.1016/j.jlumin.2019.04.035

10. P. Loiko, V. Vitkin, S. Balabanov, O. Dymshits, K. Grigorenko, A. Polishchuk, A. Volokitina, X. Mateos, J. M. Serres, and E. Gavrishchuk, "Saturable absorption properties at 1.54 μm of Cr2+:ZnS prepared by thermal diffusion at hot isostatic pressing," Laser Phys. Lett. 16(6), 065801 (2019). https://doi.org/10.1088/1612-202X/ab1e43

11. P. Loiko, R. Thouroude, R. Soulard, L. Guillemot, G. Brasse, J.-L. Doualan, B. Guichardaz, A. Braud, A. Hideur, M. Laroche, H. Gilles, and P. Camy, "In-band pumping of Tm:LiYF4 channel waveguide: A power scaling strategy for ~2 μm waveguide lasers," Opt. Lett. 44(12), 3010–3013 (2019). https://doi.org/10.1364/OL.44.003010

12. G. Brasse, P. Loiko, C. Grygiel, P. Leprince, A. Benayad, F. Lemarie, J.-L. Doualan, A. Braud, and P. Camy, "Liquid Phase Epitaxy growth of Tm3+-doped CaF2 thin-films based on LiF solvent," J. Alloy Compd. 803, 442–449 (2019). https://doi.org/10.1016/j.jallcom.2019.06.288

13. L. Guillemot, P. Loiko, R. Soulard, A. Braud, J.-L. Doualan, A. Hideur, R. Moncorge, and P. Camy, "Thulium laser at ~2.3 μm based on upconversion pumping," Opt. Lett. 44(16), 4071–4074 (2019). https://doi.org/10.1364/OL.44.004071

14. L. Basyrova, R. Maksimov, V. Shitov, M. Baranov, V. Mikhaylovsky, A. Khubetsov, O. Dymshits, X. Mateos, and P. Loiko, "Effect of SiO2 addition on structural and optical properties of Yb:Lu3Al5O12 transparent ceramics based on laser ablated nanopowders," J. Alloy Compd. 806, 717–725 (2019). https://doi.org/10.1016/j.jallcom.2019.07.285

15. Y. Zhao, W. Chen, L. Wang, Z. Pan, Y. Wang, X. Dai, H. Yuan, Y. Zhang, H. Cai, J. E. Bae, S. Y. Choi, F. Rotermund, P. Loiko, J. M. Serres, X. Mateos, D. Shen, U. Griebner, and V. Petrov, "Graphene mode-locked Tm,Ho-codoped crystalline garnet laser producing 70-fs pulses near 2.1 μm," OSA Continuum 2(9), 2593–2600 (2019). https://doi.org/10.1364/OSAC.2.002593 Editor’s Pick.

16. L. Guillemot, P. Loiko, A. Braud, J.-L. Doualan, A. Hideur, M. Koselja, R. Moncorgé, and P. Camy, "Continuous-wave Tm:YAlO3 laser at ~2.3 μm," Opt. Lett. 44(20), 5077–5080 (2019). https://doi.org/10.1364/OL.44.005077

17. P. Loiko, R. Soulard, L. Guillemot, G. Brasse, J.-L. Doualan, A. Braud, A. Tyazhev, A. Hideur, F. Druon, and P. Camy, "Efficient Tm:LiYF4 lasers at ~2.3 μm: Effect of energy-transfer upconversion," IEEE J. Quantum Electron. 55(6), 1700212 (2019). https://doi.org/10.1109/JQE.2019.2943477

1. P. Loiko, N. Khaidukov, A. Volokitina, I. Zhidkova, E. Vilejshikova, A. Novichkov, V. Aseev, J. M. Serres, X. Mateos, K. Yumashev, and F. Díaz, "Luminescence peculiarities of Eu³⁺ ions in multicomponent Ca2YSc2GaSi2O12 garnet," Dyes Pigm. 150, 158–164 (2018). https://doi.org/10.1016/j.dyepig.2017.11.059

2. S. Manjooran, P. Loiko, and A. Major, "A discretely tunable dual-wavelength multi-watt Yb:CALGO laser," Appl. Phys. B 124(1), 13-1–8 (2018). https://doi.org/10.1007/s00340-017-6873-x

3. J. M. Serres, P. Loiko, V. Jambunathan, X. Mateos, V. Vitkin, A. Lucianetti, T. Mocek, M. Aguiló, F. Díaz, U. Griebner, and V. Petrov, "Efficient diode-pumped Er:KLu(WO4)2 laser at ~1.61 µm," Opt. Lett. 43(2), 218–221 (2018). https://doi.org/10.1364/OL.43.000218

4. X. Zhang, P. Loiko, X. Mateos, J. M. Serres, J. Ren, J. Guo, R. Cheng, C. Gao, Q. Dong, V. Jambunathan, A. Lucianetti, T. Mocek, E. Vilejshikova, U. Griebner, V. Petrov, Z. Wang, S. Guo, X. Xu, M. Aguiló, and F. Díaz, "Crystal growth, low temperature spectroscopy and multi-watt laser operation of Yb:Ca3NbGa3Si2O14," J. Lumin. 197, 90–97 (2018). https://doi.org/10.1016/j.jlumin.2018.01.004

5. P. Loiko, P. Koopmann, X. Mateos, J. M. Serres, V. Jambunathan, A. Lucianetti, T. Mocek, M. Aguiló, F. Díaz, U. Griebner, V. Petrov, and C. Kränkel, "Highly-efficient, compact Tm³⁺:RE₂O₃ (RE = Y, Lu, Sc) sesquioxide lasers based on thermal guiding," IEEE J. Sel. Top. Quantum Electron. 24(5), 1600713-1–13 (2018). https://doi.org/10.1109/JSTQE.2018.2789886

6. B. Zhao, Y. Ye, J. Chen, H. Lin, G. Zhang, X. Mateos, J. M. Serres, M. Aguiló, F. Díaz, P. Loiko, U. Griebner, and V. Petrov, "Growth, spectroscopy and laser operation of “mixed” vanadate crystals Yb:Lu1-x-yYxLayVO4," Opt. Mater. Express 8(3), 493–502 (2018). https://doi.org/10.1364/OME.8.000493

7. Y. Zhao, Y. Wang, X. Zhang, X. Mateos, Z. Pan, P. Loiko, W. Zhou, X. Xu, J. Xu, D. Shen, S. Suomalainen, A. Härkönen, M. Guina, U. Griebner, and V. Petrov, "87-fs mode-locked Tm,Ho:CaYAlO4 laser at ~2043 nm," Opt. Lett. 43(4), 915–918 (2018). https://doi.org/10.1364/OL.43.000915

8. E. Kifle, X. Mateos, P. Loiko, S. Y. Choi, J. E. Bae, F. Rotermund, M. Aguiló, F. Díaz, U. Griebner, and V. Petrov, "Tm:KY1-x-yGdxLuy(WO4)2  planar waveguide laser passively Q-switched by single-walled carbon nanotubes," Opt. Express 26(4), 4961–4966 (2018). https://doi.org/10.1364/OE.26.004961

9. Y. Shi, C. Gao, Q. Ye, S. Wang, Q. Wang, M. Gao, P. Loiko, N. Skoptsov, O. Dymshits, A. Zhilin, S. Zapalova, M. Tsenter, V. Vitkin, X. Mateos, and K. Yumashev, "Passively Q-switched 1.6 μm Er:YAG laser with a γ-Ga2O3:Co-based glass-ceramics as a saturable absorber," Laser Phys. Lett. 15(4), 045004-1–5 (2018). https://doi.org/10.1088/1612-202X/aaa9a8

10. X. Mateos, P. Loiko, S. Lamrini, K. Scholle, P. Fuhrberg, S. Vatnik, I. Vedin, M. Aguiló, F. Díaz, U. Griebner, and V. Petrov, "Thermo-optic effects in Ho:KY(WO4)2 thin-disk lasers," Opt. Mater. Express 8(3), 684–690 (2018). https://doi.org/10.1364/OME.8.000684

11. P. Loiko, A. Volokitina, X. Mateos, E. Dunina, A. Kornienko, E. Vilejshikova, M. Aguiló, and F. Díaz, "Spectroscopy of Tb3+ ions in monoclinic KLu(WO4)2 crystal: Application of an intermediate configuration interaction theory," Opt. Mater. 78, 495–501 (2018). https://doi.org/10.1016/j.optmat.2018.03.014

12. X. Mateos, P. Loiko, S. Lamrini, K. Scholle, P. Fuhrberg, S. Suomalainen, A. Härkönen, M. Guina, S. Vatnik, I. Vedin, M. Aguiló, F. Díaz, Y. Wang, U. Griebner, and V. Petrov, "Ho:KY(WO4)2  thin-disk laser passively Q-switched by a GaSb-based SESAM," Opt. Express 26(7), 9011–9016 (2018). https://doi.org/10.1364/OE.26.009011

13. Y. Wang, W. Jing, P. Loiko, Y. Zhao, H. Huang, X. Mateos, S. Suomalainen, A. Härkönen, M. Guina, U. Griebner, and V. Petrov, "Sub-10 optical-cycle passively mode-locked Tm:(Lu2/3Sc1/3)2O3 ceramic laser at 2 µm," Opt. Express 26(8), 10299–10304 (2018). https://doi.org/10.1364/OE.26.010299

14. A. P. Voitovich, V. S. Kalinov, P. A. Loiko, E. F. Martynovich, X. Mateos, A. N. Novikov, P. P. Pershukevich, L. P. Runets, J. M. Serres, and A. P. Stupak, "Luminescent properties of radiation induced defects in sodium and magnesium fluorides nanocrystals," J. Lumin. 201, 57–64 (2018). https://doi.org/10.1016/j.jlumin.2018.04.030

15. P. Loiko, E. Kifle, J. M. Serres, X. Mateos, M. Aguiló, F. Díaz, E. Vilejshikova, N. Kuleshov, and A. Pavlyuk, "Efficient continuous-wave in-band pumped Nd:KY(MoO4)2 laser," Laser Phys. Lett. 15(6), 065002-1–5 (2018). https://doi.org/10.1088/1612-202X/aab82f

16. P. Loiko, O. Dymshits, A. Volokitina, I. Alekseeva, D. Shemchuk, M. Tsenter, A. Bachina, A. Khubetsov, E. Vilejshikova, P. Petrov, A. Baranov, and A. Zhilin, "Structural transformations and optical properties of glass-ceramics based on ZnO, β- and α-Zn2SiO4 nanocrystals and doped with Er2O3 and Yb2O3: Part I. The role of heat-treatment," J. Lumin. 202, 47–56 (2018). https://doi.org/10.1016/j.jlumin.2018.05.010

17. A. Volokitina, P. Loiko, E. Vilejshikova, X. Mateos, E. Dunina, A. Kornienko, N. Kuleshov, and A. Pavlyuk, "Eu3+:KY(MoO4)2: A novel anisotropic red-emitting material with a layered structure," J. Alloy Compd. 762, 786–796 (2018). https://doi.org/10.1016/j.jallcom.2018.05.235

18. P. Loiko, J. Bogusławski, J. M. Serres, E. Kifle, M. Kowalczyk, X. Mateos, J. Sotor, R. Zybała, K. Mars, A. Mikuła, M. Aguiló, F. Díaz, U. Griebner, and V. Petrov, "Sb2Te3 thin film for passive Q-switching of a Tm:GdVO4 laser," Opt. Mater. Express 8(7), 1723–1732 (2018). https://doi.org/10.1364/OME.8.001723

19. Z. Pan, X. Dai, Y. Lei, H. Cai, J. M. Serres, M. Aguiló, F. Díaz, J. Ma, D. Tang, E. Vilejshikova, U. Griebner, P. Loiko, and X. Mateos, "Crystal growth and properties of the disordered crystal Yb:SrLaAlO4: a promising candidate for high-power ultrashort pulse lasers," CrystEngComm 20, 3388–3395 (2018). https://doi.org/10.1039/c8ce00540k

20. P. Loiko, L. Zhang, J. M. Serres, Y. Wang, M. Aguiló, F. Díaz, Z. Lin, H. Lin, G. Zhang, E. Vilejshikova, E. Dunina, A. Kornienko, L. Fomicheva, V. Petrov, U. Griebner, W. Chen, and X. Mateos, "Monoclinic Tm:MgWO4 crystal: Crystal-field analysis, tunable and vibronic laser demonstration," J. Alloy Compd. 763, 581–591 (2018). https://doi.org/10.1016/j.jallcom.2018.05.237

21. W. Jing, P. Loiko, J. M. Serres, Y. Wang, E. Vilejshikova, X. Mateos, M. Aguiló, F. Díaz, U. Griebner, H. Huang, and V. Petrov, "Synthesis, spectroscopy and laser operation of “mixed” Ho:(Lu,Sc)2O3 ceramics," J. Lumin. 203, 145–151 (2018). https://doi.org/10.1016/j.jlumin.2018.06.043

22. Z. Pan, Y. Wang, Y. Zhao, H. Yuan, X. Dai, H. Cai, J. E. Bae, S. Y. Choi, F. Rotermund, X. Mateos, J. M. Serres, P. Loiko, U. Griebner, and V. Petrov, "Generation of 84 fs pulses from a mode-locked Tm:CNNGG disordered garnet crystal laser," Phot. Res. 6(8), 800–804 (2018). https://doi.org/10.1364/PRJ.6.000800

23. Z. Pan, H. L. Yuan, X. Dai, H. Cai, J. M. Serres, E. Kifle, P. Loiko, X. Mateos, M. Aguiló, F. Díaz, Y. Wang, Y. Zhao, U. Griebner, and V. Petrov, "Comparative study of spectroscopy and laser properties of Tm3+, Na+(Li+)-codoped Ca3Nb1.5Ga3.5O12-type disordered garnet crystals for mode-locked lasers," Opt. Mater. Express 8(8), 2287–2299 (2018). https://doi.org/10.1364/OME.8.002287

24. L. Zhang, S. Sun, Z. Lin, H. Lin, G. Zhang, X. Mateos, J. M. Serres, M. Aguiló, F. Díaz, P. Loiko, Y. Wang, U. Griebner, V. Petrov, E. Vilejshikova, and W. Chen, "Crystal growth, spectroscopy and first laser operation of a novel disordered tetragonal Tm:Na2La4(WO4)7 tungstate crystal," J. Lumin. 203, 676–682 (2018). https://doi.org/10.1016/j.jlumin.2018.07.016

25. P. Loiko, J. M. Serres, S. S. Delekta, E. Kifle, J. Bogusławski, M. Kowalczyk, J. Sotor, M. Aguiló, F. Díaz, U. Griebner, V. Petrov, S. Popov, J. Li, X. Mateos, and M. Östling, "Inkjet-printing of graphene saturable absorbers for ~2 μm bulk and waveguide lasers," Opt. Mater. Express 8(9), 2803–2814 (2018). https://doi.org/10.1364/OME.8.002803

26. Y. Wang, Y. Zhao, Z. Pan, J. E. Bae, S. Y. Choi, F. Rotermund, P. Loiko, J. M. Serres, X. Mateos, H. Yu, H. Zhang, M. Mero, U. Griebner, and V. Petrov, "78-fs pulses from a SWCNT-SA mode-locked Tm:CLNGG disordered garnet crystal laser at 2017 nm," Opt. Lett. 43(17), 4268–4271 (2018). https://doi.org/10.1364/OL.43.004268

27. P. Loiko, R. Soulard, G. Brasse, J.-L. Doulan, A. Braud, A. Tyazhev, A. Hideur, and P. Camy, "Tm,Ho:LiYF4 planar waveguide laser at 2.05 μm," Opt. Lett. 43(18), 4341–4344 (2018). https://doi.org/10.1364/OL.43.004341

28. P. Loiko, R. Soulard, G. Brasse, J.-L. Doulan, B. Guichardaz, A. Braud, A. Tyazhev, A. Hideur, and P. Camy, "Watt-level Tm:LiYF4 channel waveguide laser produced by diamond saw dicing," Opt. Express 26(19), 24653–24662 (2018). https://doi.org/10.1364/OE.26.024653

29. P. Loiko, S. Ghanbari, V. Matrosov, K. Yumashev, and A. Major, "Thermo-optical properties of Alexandrite laser crystal," Opt. Mater. Express 8(10), 3000–3006 (2018). https://doi.org/10.1364/OME.8.003000

30. X. Zhang, P. Loiko, J. M. Serres, V. Jambunathan, Z. Wang, S. Guo, A. Yasukevich, A. Lucianetti, T. Mocek, U. Griebner, V. Petrov, X. Xu, M. Aguiló, F. Díaz, and X. Mateos, "Passive Q-switching of Yb:CNGS lasers by Cr4+:YAG and V3+:YAG saturable absorbers," Appl. Opt. 57(28), 8236–8241 (2018). https://doi.org/10.1364/AO.57.008236

31. E. Kifle, P. Loiko, J. R. V. de Aldana, C. Romero, A. Ródenas, S. Y. Choi, J. E. Bae, F. Rotermund, V. Zakharov, A. Veniaminov, M. Aguiló, F. Díaz, U. Griebner, V. Petrov, and X. Mateos, "Passively Q-switched fs-laser-written thulium waveguide laser based on evanescent field interaction with carbon nanotubes," Phot. Res. 6(10), 971–980 (2018). https://doi.org/10.1364/PRJ.6.000971

32. Z. Pan, Y. Wang, Y. Zhao, M. Kowalczyk, J. Sotor, H. Yuan, Y. Zhang, X. Dai, H. Cai, J. E. Bae, S. Y. Choi, F. Rotermund, P. Loiko, J. M. Serres, X. Mateos, U. Griebner, and V. Petrov, "Sub-80 fs mode-locked Tm,Ho-codoped disordered garnet crystal oscillator operating at 2081 nm," Opt. Lett. 43(20), 5154–5157 (2018). https://doi.org/10.1364/OL.43.005154

33. P. Loiko, T. Bora, J. M. Serres, H. Yu, M. Aguiló, F. Díaz, U. Griebner, V. Petrov, X. Mateos, and J. Dutta, "Oriented zinc oxide nanorods: A novel saturable absorber for lasers in the near-infrared," Beilstein J. Nanotechnol. 9, 2730–2740 (2018). https://doi.org/10.3762/bjnano.9.255

34. E. Kifle, P. Loiko, C. Romero, J. R. V. de Aldana, A. Ródenas, V. Jambunathan, V. Zakharov, A. Veniaminov, A. Lucianetti, T. Mocek, M. Aguiló, F. Díaz, U. Griebner, V. Petrov, and X. Mateos, "Fs-laser-written erbium-doped double tungstate waveguide laser," Opt. Express 26(23), 30826–30836 (2018). https://doi.org/10.1364/OE.26.030826

35. A. Dugué, O. Dymshits, L. Cormier, P. Loiko, I. Alekseeva, M. Tsenter, K. Bogdanov, G. Lelong, and A. Zhilin, "Structural transformations and spectroscopic properties of Ni-doped magnesium aluminosilicate glass-ceramics nucleated by a mixture of TiO2 and ZrO2 for broad-band near-IR light emission," J. Alloy Compd. 780, 137–146 (2018). https://doi.org/10.1016/j.jallcom.2018.11.247

1. P. A. Loiko, E. V. Vilejshikova, X. Mateos, J. M. Serres, E. B. Dunina, A. A. Kornienko, K. V. Yumashev, M. Aguiló, and F. Díaz, "Europium doping in monoclinic KYb(WO4)2 crystal", J. Lumin. 183, 217-225 (2017). https://doi.org/10.1016/j.jlumin.2016.11.046

2. A. S. Yasukevich, P. Loiko, N. V. Gusakova, J. M. Serres, X. Mateos, K. V. Yumashev, N. V. Kuleshov, V. Petrov, U. Griebner, M. Aguiló, and F. Díaz, "Modeling of graphene Q-switched Tm lasers", Opt. Commun. 389, 15-22 (2017). https://doi.org/10.1016/j.optcom.2016.12.023

3. X. Mateos, J. M. Serres, P. Loiko, U. Griebner, V. Petrov, K. Yumashev, M. Aguiló, and F. Díaz, "Indium-modified Yb:KLu(WO4)2 crystal: Growth, spectroscopy and laser operation", J. Lumin. 183, 391–400 (2017). https://doi.org/10.1016/j.jlumin.2016.11.018

4. P. A. Loiko, O. S. Dymshits, N. A. Skoptsov, A. M. Malyarevich, A. A. Zhilin, I. P. Alekseeva, M. Y. Tsenter, K. V. Bogdanov, X. Mateos, and K. V. Yumashev, "Crystallization and nonlinear optical properties of transparent glass-ceramics with Co:Mg(Al,Ga)2O4 nanocrystals for saturable absorbers in lasers at 1.6–1.7 μm", J. Phys. Chem. Solids 103, 132–141 (2017). https://doi.org/10.1016/j.jpcs.2016.12.017

5. Z. Zhang, P. Loiko, H. Wu, X. Mateos, J. M. Serres, H. F. Lin, W. D. Chen, G. Zhang, L. Z. Zhang, F. Díaz, M. Aguiló, V. Petrov, U. Griebner, Y. C. Wang, E. Vilejshikova, K. Yumashev, and Z. B. Lin, " Disordered Tm:Ca9La(VO4)7: A novel potential crystal with potential for broadband tunable lasers ", Opt. Mater. Express 7(2), 484–493 (2017). https://doi.org/10.1364/OME.7.000484

6. P. A. Loiko, E. V. Vilejshikova, N. M. Khaidukov, J. Méndez-Ramos, X. Mateos, and K. V. Yumashev, "Judd–Ofelt modeling, emission lifetimes and non-radiative relaxation for Er3+-doped Cs2NaYF6 elpasolite crystal", J. Lumin. 185, 279–285 (2017). https://doi.org/10.1016/j.jlumin.2017.01.036

7. L. Zhang, H. Lin, G. Zhang, X. Mateos, J. M. Serres, M. Aguiló, F. Díaz, U. Griebner, V. Petrov, Y. Wang, P. Loiko, E. Vilejshikova, K. Yumashev, Z. Lin, and W. Chen, "Crystal growth, optical spectroscopy and laser action of Tm3+-doped monoclinic magnesium tungstate", Opt. Express 25(4), 3682–3693 (2017). https://doi.org/10.1364/OE.25.003682

8. P. Loiko, J. M. Serres, X. Mateos, S. Tacchini, M. Tonelli, S. Veronesi, D. Parisi, A. Di Lieto, K. Yumashev, U. Griebner, and V. Petrov, "Comparative spectroscopic and thermo-optic study of Tm:LiLnF4 (Ln = Y, Gd, and Lu) crystals for highly efficient microchip lasers at ~2 μm", Opt. Mater. Express 7(3), 844–854 (2017). https://doi.org/10.1364/OME.7.000844

9. E. Kifle, X. Mateos, P. Loiko, V. Petrov, U. Griebner, M. Aguiló, and F. Díaz, "Graphene Q-switched Tm:KY(WO4)2 waveguide laser", Laser Phys. 27(4), 045801-1–6 (2017). https://doi.org/10.1088/1555-6611/aa5c15

10. R. Lan, X. Mateos, Y. Wang, J. M. Serres, P. Loiko, J. Li, Y. Pan, U. Griebner, and V. Petrov, "Semiconductor saturable absorber Q-switching of a holmium microchip laser", Opt. Express 25(5), 4579–4584 (2017). https://doi.org/10.1364/OE.25.004579

11. V. Vitkin, P. Loiko, O. Dymshits, A. Zhilin, I. Alekseeva, D. Sabitova, A. Polishchuk, A. Malyarevich, and K. Yumashev, "Passive Q-switching of an Er,Yb:glass laser with Co:Mg(Al,Ga)2O4-based glass-ceramics", Appl. Opt. 56(8), 2142–2149 (2017). https://doi.org/10.1364/AO.56.002142

12. E. Kifle, X. Mateos, J. R. V. de Aldana, A. Ródenas, P. Loiko, S. Y. Choi, F. Rotermund, U. Griebner, V. Petrov, M. Aguiló, and F. Díaz, "Femtosecond-laser written Tm:KLu(WO4)2 waveguide lasers", Opt. Lett. 42(6), 1169–1172 (2017). https://doi.org/10.1364/OL.42.001169

13. P. Loiko, J. M. Serres, X. Mateos, M. Aguiló, F. Díaz, L. Z. Zhang, Z. B. Lin, H. F. Lin, G. Zhang, K. Yumashev, V. Petrov, U. Griebner, Y. C. Wang, S. Y. Choi, F. Rotermund, and W. D. Chen, "Monoclinic Tm3+:MgWO4: A promising crystal for continuous-wave and passively Q-switched lasers at ~2 μm", Opt. Lett. 42(6), 1177–1180 (2017). https://doi.org/10.1364/OL.42.001177

14. P. A. Loiko, S. Manjooran, K. V. Yumashev, and A. Major, "Polarization-anisotropy of thermal lens in Yb:KY(WO4)2 laser crystal under high-power diode pumping", Appl. Opt. 56(10), 2937–2945 (2017). https://doi.org/10.1364/AO.56.002937

15. A. P. Voitovich, P. A. Loiko, X. Mateos, L. P. Runets, J. M. Serres, and A. P. Stupak, "Photoluminescence behavior of surface radiation-induced color centers in lithium fluoride and influence of nanosized clusters", J. Lumin. 188, 75–80 (2017). https://doi.org/10.1016/j.jlumin.2017.04.007

16. K. Yumashev and P. Loiko, "Thermal stress and end-bulging in monoclinic crystals: The case study of double tungstates", Appl. Opt. 56(13), 3857–3866 (2017). https://doi.org/10.1364/AO.56.003857

17. P. Loiko, E. V. Vilejshikova, A. A. Volokitina, V. A. Trifonov, J. M. Serres, X. Mateos, N. V. Kuleshov, K. V. Yumashev, A. V. Baranov, and A. A. Pavlyuk, "Growth, structure, Raman spectra and luminescence of orthorombic Li2Mg2(MoO4)3 crystals doped with Eu3+ and Ce3+ ions", J. Lumin. 188, 154–161 (2017). https://doi.org/10.1016/j.jlumin.2017.04.021

18. X. Mateos, P. Loiko, J. M. Serres, K. Yumashev, U. Griebner, V. Petrov, M. Aguiló, and F. Díaz, "Efficient micro-lasers based on highly-doped monoclinic double tungstates", IEEE J. Quantum Electron. 53(3), 1700110 (2017). https://doi.org/10.1109/JQE.2017.2681626

19. P. Loiko, X. Mateos, E. B. Dunina, A.A. Kornienko, A.A. Volokitina, E.V. Vilejshikova, J.M. Serres, A.V. Baranov, K. Yumashev, M. Aguiló, and F. Díaz, "Judd-Ofelt modelling and stimulated-emission cross-sections for Tb3+ ions in monoclinic KYb(WO4)2 crystal," J. Lumin. 190, 37–44 (2017). https://doi.org/10.1016/j.jlumin.2017.05.031

20. K. Gorbachenya, V. Kisel, A. Yasukevich, P. Loiko, X. Mateos, V. Maltsev, N. Leonyuk, N. Kuleshov, M. Aguiló, F. Díaz, U. Griebner, and V. Petrov, "Graphene Q-switched Er,Yb:GdAl3(BO3)4 laser at 1550 nm," Appl. Opt. 56(16), 4745–4749 (2017). https://doi.org/10.1364/AO.56.004745 Editor’s Pick

21. P. Loiko, P. Becker, L. Bohatý, C. Liebald, M. Peltz, S. Vernay, D. Rytz, J. M. Serres, X. Mateos, Y. Wang, X. Xu, J. Xu, A. Major, A. Baranov, U. Griebner, and V. Petrov, "Sellmeier equations, group velocity dispersion and thermo-optic dispersion formulas for CaLnAlO4 (Ln =Y, Gd) laser host crystals," Opt. Lett. 42(12), 2275–2278 (2017). https://doi.org/10.1364/OL.42.002275

22. P. Loiko, J. M. Serres, X. Mateos, X. Xu, J. Xu, V. Jambunathan, A. Lucianetti, T. Mocek, X. Zhang, U. Griebner, V. Petrov, M. Aguiló, F. Díaz, and A. Major, "Microchip Yb:CaLnAlO4 lasers up to 91% slope efficiency," Opt. Lett. 42(13), 2431–2434 (2017). https://doi.org/10.1364/OL.42.002431

23. S. Kurilchik, P. Loiko, A. Yasukevich, V. Trifonov, A. Volokitina, E. Vilejshikova, V. Kisel, X. Mateos, A. Baranov, O. Goriev, N. Kuleshov, and A. Pavlyuk, "Orthorhombic Yb:Li2Zn2(MoO4)3  – A novel potential crystal for broadly tunable lasers," Laser Phys. Lett. 14(8), 085804-1–6 (2017). https://doi.org/10.1088/1612-202X/aa7603

24. P. Loiko, A. Belyaev, O. Dymshits, I. Evdokimov, V. Vitkin, K. Volkova, M. Tsenter, A. Volokitina, M. Baranov, E. Vilejshikova, A. Baranov, and A. Zhilin, "Synthesis, characterization and absorption saturation of Co:ZnAl2O4 (gahnite) transparent ceramic and glass-ceramics: A comparative study," J. Alloys Compd. 725, 998–1005 (2017). https://doi.org/10.1016/j.jallcom.2017.07.239

25. Y. Wang, W. Chen, M. Mero, L. Zhang, H. Lin, Z. Lin, G. Zhang, F. Rotermund, Y. J. Cho, P. Loiko, X. Mateos, U. Griebner, and V. Petrov, "Sub‐100 fs Tm:MgWO4 laser at 2017 nm mode‐locked by a graphene saturable absorber," Opt. Lett. 42(16), 3076–3079 (2017). https://doi.org/10.1364/OL.42.003076 Editor’s Pick.

26. X. Zhang, Y. Zhou, A. Yasukevich, P. Loiko, X. Mateos, X. Xu, S. Guo, and Z. Wang, "Diode-pumped passively Q-switched self-frequency-doubled Nd:CNGS laser," Opt. Express 25(17), 19760–19766 (2017). https://doi.org/10.1364/OE.25.019760

27. X. Mateos, P. Loiko, S. Y. Choi, F. Rotermund, M. Aguiló, F. Díaz, U. Griebner, and V. Petrov, "Single-walled carbon nanotubes oust graphene and semiconductor saturable absorbers in Q-switched solid-state lasers at 2 μm," Laser Phys. Lett. 14(9), 095801-1–7 (2017). https://doi.org/10.1088/1612-202X/aa7f17

28. X. Mateos, S. Lamrini, K. Scholle, P. Fuhrberg, S. Vatnik, P. Loiko, I. Vedin, M. Aguiló, F. Díaz, U. Griebner, and V. Petrov, "Holmium thin-disk laser at ~2056 nm based on Ho:KY(WO4)2/KY(WO4)2 epitaxy with 60% slope efficiency and simplified pump geometry," Opt. Lett. 42(17), 3490–3493 (2017). https://doi.org/10.1364/OL.42.003490

29. X. Zhang, P. Loiko, J. M. Serres, X. Mateos, J. Ren, Z. Wang, S. Guo, X. Xu, E. V. Vilejshikova, U. Griebner, V. Petrov, M. Aguiló, F. Díaz, and X. Mateos, "Highly-efficient laser operation of a novel trigonal silicate crystal - Yb3+:Ca3NbGa3Si2O14," Opt. Mater. Express 7(10), 3626–3633 (2017). https://doi.org/10.1364/OME.7.003626 Editor’s Pick

30. P. Loiko, N. Ismail, J. D. B. Bradley, M. Götelid, M. Pollnau, "Refractive-index variation with rare-earth incorporation in amorphous Al2O3 thin films," J. Non-Cryst. Solids 476, 95–99 (2017). https://doi.org/10.1016/j.jnoncrysol.2017.09.033

31. W. Paszkowicz, A. Shekhovtsov, M. Kosmyna, P. Loiko, E. Vilejshikova, R. Minikayev, P. Romanowski, W. Wierzchowski, K. Wieteska, C. Paulmann, E. Yu. Bryleva, K. N. Belikov, and A. Fitch, "Structural and thermal properties of a Czochralski-grown Ca9Gd(VO4)7 crystal: A combined high-resolution powder-diffraction and dilatometric study," Nucl. Instrum. Methods Phys. Res. B 411, 100–111 (2017). https://doi.org/10.1016/j.nimb.2017.07.026

32. W. Jing, P. Loiko, J. M. Serres, Y. Wang, E. Vilejshikova, M. Aguiló, F. Díaz, U. Griebner, H. Huang, and V. Petrov, "Synthesis, spectroscopy and efficient laser operation of “mixed” sesquioxide Tm:(Lu,Sc)2O3 transparent ceramics," Opt. Mater. Express 7(11), 4192–4202 (2017). https://doi.org/10.1364/OME.7.004192

33. E. Kifle, P. Loiko, X. Mateos, J. R. V. de Aldana, A. Ródenas, U. Griebner, V. Petrov, M. Aguiló, and F. Díaz, "Femtosecond-laser-written hexagonal cladding waveguide in Tm:KLu(WO4)2: µ-Raman study and laser operation," Opt. Mater. Express 7(12), 4258–4268 (2017). https://doi.org/10.1364/OME.7.004258

1. P. A. Loiko, J. M. Serres, X. Mateos, M. P. Demesh, A. S. Yasukevich, K. V. Yumashev, V. Petrov, U. Griebner, M. Aguiló, and F. Díaz, "Spectroscopic and laser characterization of Yb,Tm:KLu(WO4)2 crystal," Opt. Mater. 51, 223–231 (2016). https://doi.org/10.1016/j.optmat.2015.10.028

2. P. A. Loiko, N. M. Khaidukov, J. Méndez-Ramos, E. V. Vilejshikova, N. A. Skoptsov, and K. V. Yumashev, "Up- and down-conversion emissions from Er3+ doped K2YF5 and K2YbF5 crystals," J. Lumin. 170(Part 1), 1-7 (2016). https://doi.org/10.1016/j.jlumin.2015.10.016

3. P. A. Loiko, E. A. Arbabzadah, M. J. Damzen, X. Mateos, E. B. Dunina, A. A. Kornienko, A. S. Yasukevich, N. A. Skoptsov, and K. V. Yumashev, "Judd-Ofelt analysis and stimulated-emission cross-sections for highly doped (38 at.%) Er:YSGG laser crystal," J. Lumin. 171, 226–273 (2016). https://doi.org/10.1016/j.jlumin.2015.10.072

4. K. V. Yumashev and P. A. Loiko, "Depolarization in c-cut tetragonal laser crystals," Laser Phys. 26(1), 015002-1–7 (2016). https://doi.org/10.1088/1054-660X/26/1/015002

5. J. M. Serres, V. Jambunathan, P. Loiko, X. Mateos, H. Yu, H. Zhang, J. Liu, A. Lucianetti, T. Mocek, K. Yumashev, U. Griebner, V. Petrov, M. Aguiló, and F. Díaz, "Microchip laser operation of Yb-doped gallium garnets," Opt. Mater. Express 6(1), 46-57 (2016). https://doi.org/10.1364/OME.6.000046

6. J. M. Serres, P. Loiko, X. Mateos, V. Jambunathan, K. Yumashev, U. Griebner, V. Petrov, M. Aguiló, and F. Díaz, "Q-switching of Tm,Ho:KLu(WO4)2 microchip laser by a graphene-based saturable absorber," Laser Phys. Lett. 13(2), 025801-1–5 (2016). https://doi.org/10.1088/1612-2011/13/2/025801

7. Y. Wang, G. Xie, X. Xu, J. Di, Z. Qin, S. Suomalainen, M. Guina, A. Härkönen, A. Agnesi, U. Griebner, X. Mateos, P. Loiko, and V. Petrov, "SESAM mode-locked Tm:CALGO laser at 2 µm," Opt. Mater. Express 6(1), 131-136 (2016). https://doi.org/10.1364/OME.6.000131

8. A. Goldstein, P. Loiko, Z. Burshtein, N. Skoptsov, I. Glazunov, E. Galun, N. Kuleshov, and K. Yumashev, "Development of saturable absorbers for laser passive Q-switching near 1.5 μm based on transparent ceramic Co2+:MgAl2O4," J. Amer. Ceram. Soc. 99(4), 1324–1331 (2016). https://doi.org/10.1111/jace.14102

9. E. Castellano-Hernández, M. D. Serrano, R. J. Jiménez Riobóo, C. Cascales, C. Zaldo, A. Jezowski, and P. A. Loiko, "Na modification of Ln:Ca3Nb1.5Ga3.5O12-type laser garnets: Czochralski crystal growth and characterization," Cryst. Growth Des. 16(3), 1480-1491 (2016). https://doi.org/10.1021/acs.cgd.5b01607

10. X. Mateos, J. M. Serres, P. Loiko, H. Yu, H. Zhang, J. Liu, K. Yumashev, U. Griebner, V. Petrov, M. Aguiló, and F. Díaz, "Q-switching of Yb:YGG, Yb:LuGG and Yb:CNGG lasers by a graphene saturable absorber", Opt. Quant. Electron. 48(3), 197-1–7 (2016). https://doi.org/10.1007/s11082-016-0473-6

11. P. A. Loiko, N. M. Khaidukov, J. Méndez-Ramos, E. V. Vilejshikova, N. A. Skoptsov, and K. V. Yumashev, "Stokes and anti-Stokes luminescence from cubic elpasolite Cs2NaYF6 crystals doped with Er3+ and Yb3+ ions", J. Lumin. 175, 260–266 (2016). https://doi.org/10.1016/j.jlumin.2016.02.025

12. P. A. Loiko, O. S. Dymshits, V. V. Vitkin, N. A. Skoptsov, A. A. Zhilin, D. V. Shemchuk, M. Ya. Tsenter, K .V. Bogdanov, A. M. Malyarevich, I. V. Glazunov, X. Mateos, and K. V. Yumashev, "Structure and nonlinear optical properties of novel transparent glass-ceramics based on Co2+:ZnO nanocrystals", Laser Phys. Lett. 13(5), 055803-1–7 (2016). https://doi.org/10.1088/1612-2011/13/5/055803

13. P. A. Loiko, E. V. Vilejshikova, X. Mateos, J. M. Serres, V. I. Dashkevich, V. A. Orlovich, A. S. Yasukevich, N. V. Kuleshov, K. V. Yumashev, S. M. Vatnik, and A. A. Pavlyuk, "Spectroscopy of tetragonal Eu:NaGd(WO4)2 crystal", Opt. Mater. 57, 1-7 (2016). https://doi.org/10.1016/j.optmat.2016.04.003

14. P. A. Loiko, J. M. Serres, X. Mateos, J. Liu, H. Zhang, A.S. Yasukevich, K. V. Yumashev, V. Petrov, U. Griebner, M. Aguiló, and F. Díaz, "Passive Q-switching of Yb bulk lasers by a graphene saturable absorber", Appl. Phys. B. 122(4), 105-1–8 (2016). https://doi.org/10.1007/s00340-016-6384-1

15. P. Loiko, J. M. Serres, X. Mateos, H. Yu, H. Zhang, J. Liu, K. Yumashev, U. Griebner, V. Petrov, M. Aguiló, and F. Díaz, "Thermal lensing and multi-watt microchip laser operation of Yb:YCOB crystals", IEEE Photonics J. 8(3), 1501312-1–12 (2016). https://doi.org/10.1109/JPHOT.2016.2555584

16. J. M. Serres, P. A. Loiko, X. Mateos, V. Jambunathan, A. S. Yasukevich, K. V. Yumashev, V. Petrov, U. Griebner, M. Aguiló, and F. Díaz, "Passive Q-switching of Tm,Ho:KLu(WO4)2 microchip laser by a Cr:ZnS saturable absorber", Appl. Opt. 55(14), 3757-3763 (2016). https://doi.org/10.1364/AO.55.003757

17. K. V. Yumashev, A. N. Zakharova, and P. A. Loiko, "Photo-elastic effect, thermal lensing and depolarization in a-cut tetragonal laser crystals", Laser Phys. 26(6), 065002-1–10 (2016). https://doi.org/10.1088/088/1054-660X/26/6/065002

18. P. Loiko, J.M. Serres, X. Mateos, K. Yumashev, A. Yasukevich, V. Petrov, U. Griebner, M. Aguiló, and F. Díaz, "Sub-nanosecond Yb:KLu(WO4)2 microchip laser", Opt. Lett. 41(11), 2620–2623 (2016). https://doi.org/10.1364/OL.41.002620

19. R. Lan, P. Loiko, X. Mateos, Y. Wang, J. Li, Y. Pan, S. Y. Choi, M. H. Kim, F. Rotermund, A. Yasukevich, K. Yumashev, U. Griebner, and V. Petrov, "Passive Q-switching of microchip lasers based on Ho:YAG ceramic", Appl. Opt. 55(18), 4877–4887 (2016). https://doi.org/10.1364/AO.55.004877

20. P. A. Loiko and A. Major, "Dispersive properties of Alexandrite and beryllium hexaaluminate crystals", Opt. Mater. Express 6(7), 2177–2183 (2016). https://doi.org/10.1364/OME.6.002177

21. P. Loiko, S. J. Yoon, J.M. Serres, X. Mateos, S. J. Beecher, R. B. Birch, V. G. Savitski, A. J. Kemp, K. Yumashev, U. Griebner, V. Petrov, M. Aguiló, F. Díaz, and J. I. Mackenzie, "Temperature-dependent spectroscopy and microchip laser operation of Nd:KGd(WO4)2", Opt. Mater. 58, 365-372 (2016). https://doi.org/10.1016/j.optmat.2016.06.005

22. P. A. Loiko, O. S. Dymshits, V. V. Vitkin, N. A. Skoptsov, A. A. Zhilin, D. V. Shemchuk, M. Ya. Tsenter, K. Bogdanov, A. M. Malyarevich, I. V. Glazunov, and K. V. Yumashev, "Saturable absorber: Transparent glass-ceramics based on a mixture of Co:ZnO and Co:β-Zn2SiO4 nanocrystals ", Appl. Opt. 55(21), 5505-5512 (2016). https://doi.org/10.1364/AO.55.005505

23. P. A. Loiko, O. S. Dymshits, I. P. Alekseeva, A. A. Zhilin, M. Ya. Tsenter, E. V. Vilejshikova, K. V. Bogdanov, X. Mateos, and K. V. Yumashev, "Transparent glass-ceramics with (Eu3+,Yb3+):YNbO4 nanocrystals: Crystallization, structure, optical spectroscopy and cooperative upconversion", J. Lumin. 179, 64-73 (2016). https://doi.org/10.1016/j.jlumin.2016.06.042

24. V. Jambunathan, X. Mateos, P.A. Loiko, J.M. Serres, U. Griebner, V. Petrov, K.V. Yumashev, M. Aguiló, and F. Díaz, "Growth, spectroscopy and laser operation of Ho:KY(WO4)2", J. Lumin. 179, 50-58 (2016). https://doi.org/10.1016/j.jlumin.2016.06.04

25. C. V. Ruiz Madroñero, X. Mateos, P. Loiko, K. Yumashev, V. Petrov, U. Griebner, M. Aguiló, and F. Díaz, "Tm,Ho:KY(WO4)2 planar waveguide laser", Laser Phys. Lett. 13(9), 095801-1–6 (2016). https://doi.org/10.1088/1612-2011/13/9/095801

26. P.A. Loiko, E.V. Vilejshikova, N.M. Khaidukov, M.N. Brekhovskikh, X. Mateos, M. Aguiló, and K.V. Yumashev, "Judd–Ofelt modeling, stimulated-emission cross-sections and non-radiative relaxation in Er:K2YF5 crystals", J. Lumin. 180, 103-110 (2016). https://doi.org/10.1016/j.jlumin.2016.07.060

27. P. Loiko, P. Segonds, P. L. Inácio, A. Peña, J. Debray, D. Rytz, V. Filippov, K. Yumashev, M. C. Pujol, X. Mateos, M. Aguiló, F. Díaz, M. Eichhorn, and B. Boulanger, "Refined orientation of the optical axes as a function of wavelength in three monoclinic double tungstate crystals KRE(WO4)2 (RE = Gd, Y or Lu)", Opt. Mater. Express 6(9), 2984-2990 (2016). https://doi.org/10.1364/OME.6.002984

28. J. M. Serres, P. Loiko, X. Mateos, H. Yu, H. Zhang, Y. Chen, V. Petrov, U. Griebner, K. Yumashev, M. Aguiló, and F. Díaz, "MoS2 saturable absorber for passive Q-switching of Yb and Tm microchip lasers", Opt. Mater. Express 6(10), 3262-3273 (2016). https://doi.org/10.1364/OME.6.003262

29. P. Loiko, X. Mateos, S. Y. Choi, F. Rottermund, J. M. Serres, M. Aguiló, F. Díaz, K. Yumashev, U. Griebner, and V. Petrov, "Vibronic thulium laser at 2131 nm Q-switched by single-walled carbon nanotubes", J. Opt. Soc. Am. B. 33(11), D19-D27 (2016). https://doi.org/10.1364/JOSAB.33.000D19

30. P. Loiko and M. Pollnau, "Stochastic model of energy-transfer processes among rare-earth ions. Example of Al2O3:Tm3+", J. Phys. Chem. C. 120(46), 26480-26489 (2016). https://doi.org/10.1021/acs.jpcc.6b09594

1. O. S. Dymshits, P. A. Loiko, N. A. Skoptsov, A. M. Malyarevich, K. V. Yumashev, A. A. Zhilin, I. P. Alekseeva, M. Ya. Tsenter, and K. Bogdanov, "Structure and upconversion luminescence of transparent glass-ceramics containing (Er,Yb)2(Ti,Zr)2O7 nanocrystals," J. Non-Cryst. Solids 409, 54–62 (2015). https://doi.org/10.1016/j.jnoncrysol.2014.11.012

2. K. V. Yumashev and P. A. Loiko, "Thermal stresses and end-bulging in the laser disc from a tetragonal [100]-cut crystal," Laser Phys. 25(1), 015003-1–9 (2015). https://doi.org/10.1088/1054-660X/25/1/015003

3. V. I. Dashkevich, S. N. Bagayev, V. A. Orlovich, A. A. Bui, P. A. Loiko, K. V. Yumashev, N. V. Kuleshov, S. M. Vatnik, and A. A. Pavlyuk, "Quasi-CW and CW laser operation of Eu:KGd(WO4)2 crystal on 5D0→7F4 transition," Laser Phys. Lett. 12(1), 015006-1–6 (2015). https://doi.org/10.1088/1612-2011/12/1/015006

4. P. Loiko, J. M. Serres, X. Mateos, K. Yumashev, N. Kuleshov, V. Petrov, U. Griebner, M. Aguilo, and F. Diaz, "In-band-pumped Ho:KLu(WO4)2 microchip laser with 84% slope efficiency," Opt. Lett. 40(3), 344–347 (2015). https://doi.org/10.1364/OL.40.000344

5. O. S. Dymshits, I. P. Alekseeva, A. A. Zhilin, M. Ya. Tsenter, P. A. Loiko, N. A. Skoptsov, A. M. Malyarevich, K. V. Yumashev, X. Mateos, and A. V. Baranov, "Structural characteristics and spectral properties of novel transparent lithium aluminosilicate glass-ceramics containing (Er,Yb)NbO4 nanocrystals," J. Lumin. 160, 337–345 (2015). https://doi.org/10.1016/j.jlumin.2014.12.040

6. P. Loiko, V. Matrosov, and K. Yumashev, "Thermal lensing in Er,Yb:YVO4 crystal," Laser Phys. Lett. 12(3), 035001-1–5 (2015). https://doi.org/10.1088/1612-2011/12/3/035001

7. P. A. Loiko, O. S. Dymshits, V. V. Vitkin, N. A. Skoptsov, A. A. Kharitonov, A. A. Zhilin, I. P. Alekseeva, S. S. Zapalova, A. M. Malyarevich, I. V. Glazunov, and K. V. Yumashev, " Glass-ceramics with γ-Ga2O3:Co2+ nanocrystals: Saturable absorber for 1.5–1.7 μm Er lasers," Laser Phys. Lett. 12(3), 035803-1–5 (2015). https://doi.org/10.1088/1612-2011/12/3/035803

8. J. M. Serres, P. Loiko, X. Mateos, K. Yumashev, N. Kuleshov, V. Petrov, U. Griebner, M. Aguilo, and F. Diaz, "Prospects of monoclinic Yb:KLu(WO4)2 crystal for multi-watt microchip lasers," Opt. Mater. Express 5(3), 661–667 (2015). https://doi.org/10.1364/OME.5.000661

9. P. Loiko, X. Mateos, Y. Wang, Z. Pan, K. Yumashev, H. Zhang, U. Griebner, and V. Petrov, "Thermo-optic dispersion formulas for YCOB and GdCOB laser host crystals," Opt. Mater. Express 5(5), 1089–1097 (2015). https://doi.org/10.1364/OME.5.001089

10. J. M. Serres, P. A. Loiko, X. Mateos, K. V. Yumashev, N. V. Kuleshov, V. Petrov, U. Griebner, M. Aguilo, and F. Diaz, "Ho:KLuW microchip laser intracavity-pumped by a diode-pumped Tm:KLuW laser," Appl. Phys. B 120(1), 123–128 (2015). https://doi.org/10.1007/s00340-015-6112-2

11. K. Yumashev and P. Loiko, "Thermal stresses and end-bulging in the laser disc from a tetragonal crystal: The case of LiYF4," Laser Phys. 25(6), 065004-1–10 (2015). https://doi.org/10.1088/1054-660X/25/6/065004

12. J. M. Serres, P. Loiko, X. Mateos, K. Yumashev, U. Griebner, V. Petrov, M. Aguilo, and F. Diaz, "Tm:KLu(WO4)2 microchip laser Q-switched by a graphene-based saturable absorber," Opt. Express 23(11), 14108–14113 (2015). https://doi.org/10.1364/OE.23.014108

13. P. Loiko, J. M. Serres, X. Mateos, K. Yumashev, A. Malyarevich, A. Onushchenko, V. Petrov, U. Griebner, M. Aguilo, and F. Diaz, "Ho:KLu(WO4)2 microchip laser Q-switched by a PbS quantum-dot-doped glass," IEEE Photon. Technol. Lett. 27(17), 1795–1798 (2015). https://doi.org/10.1109/LPT.2015.2439576

14. V. I. Dashkevich, S. N. Bagayev, V. A. Orlovich, A. A. Bui, P. A. Loiko, K. V. Yumashev, A. S. Yasukevich, N. V. Kuleshov, S. M. Vatnik, and A. A. Pavlyuk, "Red Eu,Yb:KY(WO4)2 laser at 702 nm," Laser Phys. Lett. 12(8), 085001-1–5 (2015). https://doi.org/10.1088/1612-2011/12/8/085001

15. P. A. Loiko, K. V. Yumashev, R. Schodel, M. Peltz, C. Liebald, X. Mateos, B. Deppe, and C. Krankel, "Thermo-optic properties of Yb:Lu2O3 single crystals," Appl. Phys. B 120(4), 601–607 (2015). https://doi.org/10.1007/s00340-015-6171-4

16. K. Yumashev and P. Loiko, "Thermal lensing in diode-pumped [001]-cut tetragonal crystals," Opt. Commun. 355, 543–550 (2015). https://doi.org/10.1016/j.optcom.2015.07.026

17. A. N. Romanov, A. A. Veber, D. N. Vtyurina, M. S. Kouznetsov, K. S. Zaramenskikh, I. S. Lisitsky, Z. T. Fattakhova, E. V. Haula, P. A. Loiko, K. V. Yumashev, and V. N. Korchak, "NIR photoluminescence of bismuth-doped CsCdBr3 – the first ternary bromide phase with a univalent bismuth impurity center," J. Lumin. 167, 371–375 (2015). https://doi.org/10.1016/j.jlumin.2015.07.020

18. P. A. Loiko, V. I. Dashkevich, S. N. Bagaev, V. A. Orlovich, X. Mateos, J. M. Serres, E. V. Vilejshikova, A. S. Yasukevich, K. V. Yumashev, N. V. Kuleshov, E. B. Dunina, A. A. Kornienko, S. M. Vatnik, and A. A. Pavlyuk, "Judd–Ofelt analysis of spectroscopic properties of Eu:KLu(WO4)2 crystal," J. Lumin. 168, 102–108 (2015). https://doi.org/10.1016/j.jlumin.2015.07.045

19. J. M. Serres, V. Jambunathan, X. Mateos, P. Loiko, A. Lucianetti, T. Mocek, K. Yumashev, V. Petrov, U. Griebner, M. Aguiló, and F. Díaz, "Graphene Q-switched Yb:YAG compact-laser," IEEE Photonics J. 7(5), 1503307-1–7 (2015). https://doi.org/10.1109/JPHOT.2015.2476756

20. P. Loiko, J. M. Serres, X. Mateos, K. Yumashev, A. Yasukevich, V. Petrov, U. Griebner, M. Aguiló, and F. Díaz, "Sub-nanosecond Tm:KLuW microchip laser Q-switched by a Cr:ZnS saturable absorber," Opt. Lett. 40(22), 5220-5223 (2015). https://doi.org/10.1364/OL.40.005220

1. I. P. Alekseeva, O. S. Dymshits, V. V. Golubkov, P. A. Loiko, M. Ya. Tsenter, K. V. Yumashev, S. S. Zapalova, and A. A. Zhilin, " Influence of NiO on phase transformations of ZnO-Al2O3-SiO2 system glass-ceramics nucleated by TiO2 and ZrO2. Part I. Influence of NiO on phase transformations," J. Non-Cryst. Solids 384, 73–82 (2014). https://doi.org/10.1016/j.jnoncrysol.2013.05.038

2. P. A. Loiko, V. G. Savitski, A. Kemp, A. A. Pavlyuk, N. V. Kuleshov, and K. V. Yumashev, "Anisotropy of the photo-elastic effect in Nd:KGd(WO4)2 laser crystals," Laser Phys. Lett. 11(5), 055002-1–7 (2014). https://doi.org/10.1088/1612-2011/11/5/055002

3. P. A. Loiko, V. I. Dashkevich, S. N. Bagaev, V. A. Orlovich, A. S. Yasukevich, K. V. Yumashev, N. V. Kuleshov, E. B. Dunina, A. A. Kornienko, S. M. Vatnik, and A. A. Pavlyuk, "Spectroscopic and photoluminescence characterization of Eu3+-doped monoclinic KY(WO4)2 crystal," J. Lumin. 153, 221–226 (2014). https://doi.org/10.1016/j.jlumin.2014.03.037

4. P. A. Loiko, G. E. Rachkovskaya, G. B. Zakharevich, A. A. Kornienko, E. B. Dunina, A. S. Yasukevich, and K. V. Yumashev, "Cooperative up-conversion in Eu3+,Yb3+-doped SiO2–PbO–PbF2–CdF2 oxyfluoride glass," J. Non-Cryst. Solids 392–393, 39–44 (2014). https://doi.org/10.1016/j.jnoncrysol.2014.04.004

5. P. A. Loiko, V. V. Filippov, K. V. Yumashev, N. V. Kuleshov, and A. A. Pavlyuk, "All-space existence and dispersion of athermal directions in monoclinic KY(WO4)2," Opt. Commun. 326, 144–149 (2014). https://doi.org/10.1016/j.optcom.2014.04.038

6. P. A. Loiko, J. M. Serres, X. Mateos, K. V. Yumashev, N. V. Kuleshov, V. Petrov, U. Griebner, M. Aguilo, and F. Diaz, "Characterization of thermal lens in Tm:KLu(WO4)2 and microchip laser operation," Laser Phys. Lett. 11(7), 075001-1–7 (2014). https://doi.org/10.1088/1612-2011/11/7/075001

7. J. M. Serres, X. Mateos, P. Loiko, K. Yumashev, N. Kuleshov, V. Petrov, U. Griebner, M. Aguilo, and F. Diaz, "Diode-pumped microchip Tm:KLu(WO4)2 laser with more than 3 W of output power," Opt. Lett. 39(14), 4247–4250 (2014). https://doi.org/10.1364/OL.39.004247 [Virtual Journal for Biomedical Optics 9(9) (2014)].

8. P. A. Loiko, X. Mateos, N. V. Kuleshov, A. A. Pavlyuk, K. V. Yumashev, V. Petrov, U. Griebner, M. Aguilo, and F. Diaz, "Thermal-lens-driven effects in Ng-cut Yb- and Tm-doped monoclinic KLu(WO4)2 crystals," IEEE J. Quantum Electron. 50(8), 669–676 (2014). https://doi.org/10.1109/JQE.2014.2332496

9. K. V. Yumashev and P. A. Loiko, "Thermal stresses in the laser disc from a tetragonal c-cut crystal," Opt. Commun. 333, 175–181 (2014). https://doi.org/10.1016/j.optcom.2014.07.078

10. P. A. Loiko, V. V. Filippov, N. V. Kuleshov, N. I. Leonyuk, V. V. Maltsev, and K. V. Yumashev, "Thermo-optic characterization of Yb:YAl3(BO3)4 laser crystal," Appl. Phys. B 117(2), 577–583 (2014). https://doi.org/10.1007/s00340-014-5870-6

11. P. Loiko, F. Druon, P. Georges, B. Viana, and K. Yumashev, "Thermo-optic characterization of Yb:CaGdAlO4 laser crystal," Opt. Mater. Express 4(11), 2241–2249 (2014). https://doi.org/10.1364/OME.4.002241

12. P. A. Loiko, J. M. Serres, X. Mateos, K. V. Yumashev, N. V. Kuleshov, V. Petrov, U. Griebner, M. Aguilo, and F. Diaz, "Thermal lensing in Yb:KLu(WO4)2 crystals cut along the optical indicatrix axes," Laser Phys. Lett. 11(12), 125802-1–6 (2014). https://doi.org/10.1088/1612-2011/11/12/125802

13. P. Loiko, J. M. Serres, X. Mateos, K. Yumashev, N. Kuleshov, V. Petrov, U. Griebner, M. Aguilo, and F. Diaz, "Microchip laser operation of Tm,Ho:KLu(WO4)2 crystal," Opt. Express 22(23), 27976–27984 (2014). https://doi.org/10.1364/OE.22.027976

1.  P. A. Loiko, V. E. Kisel, N. V. Kondratuk, K. V. Yumashev, N. V. Kuleshov, and A. A. Pavlyuk, "14 W high-efficiency diode-pumped cw Yb:KGd(WO4)2 laser with low thermo-optic aberrations," Opt. Mater. 35(3), 582–585 (2013). https://doi.org/10.1016/j.optmat.2012.10.032

2. P. A. Loiko, K. V. Yumashev, V. N. Matrosov, and N. V. Kuleshov, “Dispersion and anisotropy of thermo-optic coefficients in tetragonal GdVO4 and YVO4 laser host crystals,” Appl. Opt. 52(4), 698–705 (2013). https://doi.org/10.1364/AO.52.000698 [Erratum: Appl. Opt. 54(15), 4820–4822 (2015). https://doi.org/10.1364/AO.54.004820

3. P. A. Loiko, X. Han, K. V. Yumashev, N. V. Kuleshov, M. D. Serrano, C. Cascales, and C. Zaldo, "Thermo-optical properties of uniaxial NaT(XO4)2 laser host crystals (where T = Y, La, Gd or Bi and X = W or Mo)," Appl. Phys. B 111(2), 279–287 (2013). https://doi.org/10.1007/s00340-012-5331-z

4. P. A. Loiko, A. S. Yasukevich, A. E. Gulevich, M. P. Demesh, M. B. Kosmyna, B. P. Nazarenko, V. M. Puzikov, A. N. Shekhovtsov, A. A. Kornienko, E. B. Dunina, N. V. Kuleshov, and K. V. Yumashev, "Growth, spectroscopic and thermal properties of Nd-doped disordered Ca9(La/Y)(VO4)7 and Ca10(Li/K)(VO4)7 laser crystals," J. Lumin. 137, 252–258 (2013). https://doi.org/10.1016/j.jlumin.2013.01.013

5. P. A. Loiko, G. E. Rachkovskaya, G. B. Zacharevich, and K. V. Yumashev, "Wavelength-tunable absorption and luminescence of SiO2–Al2O3–ZnO–Na2O–K2O–NaF glasses with PbS quantum dots," J. Lumin. 143, 418–422 (2013). https://doi.org/10.1016/j.jlumin.2013.05.057

6. P. A. Loiko, O. S. Dymshits, A. A. Zhilin, I. P. Alekseeva, and K. V. Yumashev, "Influence of NiO on phase transformations of ZnO–Al2O3–SiO2 system glass-ceramics nucleated by TiO2 and ZrO2. Part II. Optical absorption and luminescence," J. Non-Cryst. Solids 376, 99–105 (2013). https://doi.org/10.1016/j.jnoncrysol.2013.05.031

7. P. A. Loiko, V. I. Dashkevich, S. N. Bagaev, V. A. Orlovich, A. S. Yasukevich, K. V. Yumashev, N. V. Kuleshov, E. B. Dunina, A. A. Kornienko, S. M. Vatnik, and A. A. Pavlyuk, "Spectroscopic characterization and pulsed laser operation of Eu3+:KGd(WO4)2 crystal," Laser Phys. 23(10), 105811-1–7 (2013). https://doi.org/10.1088/1054-660X/23/10/105811

8. P. A. Loiko, S. M. Vatnik, I. A. Vedin, A. A. Pavlyuk, K. V. Yumashev, and N. V. Kuleshov, "Thermal lensing in Nm-cut monoclinic Tm:KLu(WO4)2 laser crystal," Laser Phys. Lett. 10(12), 125005-1–5 (2013). https://doi.org/10.1088/1612-2011/10/12/125005

1.  P. A. Loiko, K. V. Yumashev, N. V. Kuleshov, and A. A. Pavlyuk, "Thermo-optical properties of pure and Yb-doped monoclinic KY(WO4)2 crystals," Appl. Phys. B 106(3), 663–668 (2012). https://doi.org/10.1007/s00340-011-4749-z

2. P. A. Loiko, V. V. Filippov, K. V. Yumashev, N. V. Kuleshov, and A. A. Pavlyuk, "Thermo-optic coefficients study in KGd(WO4)2 and KY(WO4)2 by a modified minimum deviation method," Appl. Opt. 51(15), 2951–2957 (2012). https://doi.org/10.1364/AO.51.002951

3. P. A. Loiko, K. V. Yumashev, N. V. Kuleshov, and A. A. Pavlyuk, "Comparative thermal analysis of Nd- and Yb-doped YAG and KGdW laser crystals under diode- and flashlamp-pumping," Opt. Laser Technol. 44(7), 2232–2237 (2012). https://doi.org/10.1016/j.optlastec.2012.02.033

4. P. A. Loiko, G. E. Rachkovskaya, G. B. Zacharevich, V. S. Gurin, M. S. Gaponenko, and K. V. Yumashev, "Optical properties of novel PbS and PbSe quantum-dot-doped alumino-alkali-silicate glasses," J. Non-Cryst. Solids 358(15), 1840–1845 (2012). https://doi.org/10.1016/j.jnoncrysol.2012.05.033

5. M. S. Gaponenko, P. A. Loiko, N. V. Gusakova, K. V. Yumashev, N. V. Kuleshov, and A. A. Pavlyuk, "Thermal lensing and microchip laser performance of Ng-cut Tm3+:KY(WO4)2 crystal," Appl. Phys. B 108(3), 603–607 (2012). https://doi.org/10.1007/s00340-012-5111-9

1. P. A. Loiko, K. V. Yumashev, N. V. Kuleshov, and A. A. Pavlyuk, “Thermooptic coefficients of Nd-doped anisotropic KGd(WO4)2, YVO4 and GdVO4 laser crystals,” Appl. Phys. B. 102(1), 117-122 (2011). https://doi.org/10.1007/s00340-010-4143-2 [Erratum: Appl. Phys. B. 122(5), 129-1-2 (2016). https://doi.org/10.1007/s00340-016-6394-z]

2. P. A. Loiko, K. V. Yumashev, N. V. Kuleshov, G. E. Rachkovskaya, and A. A. Pavlyuk, "Thermo-optic dispersion formulas for monoclinic double tungstates KRe(WO4)2 where Re = Gd, Y, Lu, Yb," Opt. Mater. 33(11), 1688–1694 (2011). https://doi.org/10.1016/j.optmat.2011.05.028

3. P. A. Loiko, K. V. Yumashev, N. V. Kuleshov, G. E. Rachkovskaya, and A. A. Pavlyuk, "Detailed characterization of thermal expansion tensor in monoclinic KRe(WO4)2 (where Re = Gd, Y, Lu, Yb)," Opt. Mater. 34(1), 23–26 (2011). https://doi.org/10.1016/j.optmat.2011.07.007 

1. P. A. Loiko, K. V. Yumashev, I. A. Denisov, N. V. Kuleshov, and A. A. Pavlyuk, "Laser performance and thermal lensing in flashlamp pumped Np-cut and Ng-cut Nd:KGW crystals," Appl. Phys. B 100(3), 477–483 (2010). https://doi.org/10.1007/s00340-010-3968-z

2. P. A. Loiko, K. V. Yumashev, N. V. Kuleshov, and A. A. Pavlyuk, "Thermooptic coefficients and thermal lensing in the Nd-doped KGd(WO4)2 laser crystals," Appl. Opt. 49(34), 6651–6659 (2010). https://doi.org/10.1364/AO.49.006651 

1. P. A. Loiko, K. V. Yumashev, N. V. Kuleshov, V. G. Savitski, S. Calvez, D. Burns, and A. A. Pavlyuk, "Thermal lens study in diode pumped Ng- and Np-cut Nd:KGd(WO4)2 laser crystals," Opt. Express 17(26), 23536–23543 (2009). https://doi.org/10.1364/OE.17.023536