Publications

2018

1. Unravelling Dzyaloshinskii-Moriya interaction and chiral nature of Graphene/Cobalt interface

Fernando Ajejas, Adrian Gudín, Ruben Guerrero, Miguel Angel Niño, Stefania Pizzini, Jan Vogel, Manuel Valvidares, Pierluigi Gargiani, Mariona Cabero, Maria Varela, Julio Camarero, Rodolfo Miranda, Paolo Perna, Nano Lett. 2018, 18, 5364−5372.

2. Room temperature biaxial magnetic anisotropy in La0.67Sr0.33MnO3 thin films on SrTiO3 buffered MgO (001) substrates for spintronic applications

Sandeep Kumar Chaluvadi, Fernando Ajejas, Pasquale Orgiani, Olivier Rousseau, Giovanni Vinai, Aleksandr Yu Petrov, Piero Torelli, Alain Pautrat, Julio Camarero, Paolo Perna, Laurence Mechin Applied Physics Letters 113 (5), 052403 (2018)

2017

1. Paolo Perna; Davide Maccariello; Fernando Ajejas; Laurence Méchin; Jacobo Santamaría; Stephan Flament; J. Camarero; R. Miranda. Engineering Large Anisotropic Magnetoresistance in La0.7Sr0.3MnO3 Films at Room Temperature. Advanced Functional Materials 10.1002/adfm.201700664, 2017. WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim
2. JLF Cuñado, A Bollero, T Pérez-Castañeda, P Perna, F Ajejas, J Pedrosa, A Gudín, A Maldonado, MA Niño, R Guerrero, D Cabrera, FJ Terán, R Miranda, J Camarero. Emergence of the Stoner-Wohlfarth astroid in thin films at dynamic regime Scientific reports 7 (1), 13474
3. Jose Luis F Cuñado, Javier Pedrosa, Fernando Ajejas, Paolo Perna, Rodolfo Miranda, Julio Camarero. Direct observation of temperature-driven magnetic symmetry transitions by vectorial resolved MOKE magnetometry. 2017 J. Phys.: Condens. Matter 29 405805
4. Fernando Ajejas, Viola Krizakova, Dayane de Souza Chaves, Jan Vogel, Paolo Perna, Ruben Guerrero, Adrian Gudin, Julio Camarero, Stefania Pizzini. Tuning domain wall velocity with Dzyaloshinskii-Moriya interaction. arXiv preprint arXiv:1709.09857, 2017. F. Ajejas et al. Appl. Phys. Lett. 111, 202402 (2017)

2016

1. P. Perna, F. Ajejas, D. Maccariello, J. L. Cuñado, R. Guerrero, M. A. Niño, M. Muñoz, J. L. Prieto, R. Miranda and J. Camarero, 2D chiral asymmetry in unidirectional magnetic anisotropy structures, AIP Advances 6, 055819 (2016).

2. G. Kurij, L.E. Calvet, R. Guerrero, T. Maroutian, G. Agnus, A. Solignac, Ph. Lecoeur. Ultrathin junctions based on the LaSrMnO 3/Nb:SrTiO 3 functional oxide nterface. http://dx.doi.org/10.1016/j.tsf.2016.03.062

3. Chiral asymmetry driven by unidirectional magnetic anisotropy in Spin-Orbitronic systems

P Perna, F Ajejas, D Maccariello, R Guerrero, J Camarero, R Miranda. Spintronics IX 9931, 99312I (2016)

2015

3. D. Maccariello, P. Perna et al. Observation of localized vibrational modes of graphene nanodomes by inelastic atom scattering, Nano Lett. 16, 2–7 (2016)

4. P. Perna, F. Ajejas, D. Maccariello, J. L. Fernandez Cuñado, R. Guerrero, M. A. Niño, A. Bollero, R. Miranda, and J. Camarero. Interfacial exchange coupling induced chiral symmetry-breaking of spin-orbit effects, Phys. Rev. B Rapid Comm. 92, 220422 (2015)

5. J. L. F. Cuñado, F. Ajejas, P. Perna et al. Vectorial-MOKE technique combined with variable temperature and full angular range all in a single set-up, Rev. Sci. Instrum. 86, 046109 (2015).

6. J. Camarero, R. Miranda, J.L. Cuñado, and P. Perna. Towards Spintronics Materials for Energy Saving. IEEE doi: 10.1109/EUROCON.2015.7313792

7. JJ. P. Cascales, I. Martínez, F. Katmis, C-Z. Chang, R. Guerrero, J.S. Moodera and F.G. Aliev. Band structure of topological insulators from noise measurements in tunnel junctions. Appl. Phys. Lett. 107, 252402 (2015)

8. G. Rubio-Bollinger, R. Guerrero, D. Perez de Lara, J. Quereda, L. Vaquero-Garzon, N. Agraït, R. Bratschitsch and A. Castellanos-Gomez. Enhanced Visibility of MoS₂, MoSe₂, WSe₂ and Black-Phosphorus: Making Optical Identification of 2D Semiconductors Easier. Electronics 4, 847-856, 2015.

9. A. Solignac; G. Kurij; R. Guerrero; G. Agnus; T. Maroutian; C. Fermon; M. Pannetier-Lecoeur; Ph. Lecoeur. Spin electronic magnetic sensor based on functional oxides for medical imaging. Proc. SPIE 9551, Spintronics VIII, 95512F (8 September 2015)

2014

10. P. Perna, D. Maccariello, C. Rodrigo, J. L. F. Cuñado, M. Muñoz, J. L. Prieto, M. A. Niño, A. Bollero, J.Camarero and R. Miranda. Direct experimental determination of the anisotropic magnetoresistive effects, Appl. Phys. Lett. 104 , 202407 (2014)

11. E. Jiménez, N. Mikuszeit, J. L. F. Cuñado, P. Perna, J. Pedrosa, D. Maccariello, C. Rodrigo, M. A. Niño, A. Bollero, J. Camarero and R. Miranda, Vectorial Kerr magnetometer for simultaneous and quantitative measurements of the in-plane magnetization components, Rev. Sci. Instrum. 85 , 053904 (2014).

12. Davide Maccariello, Manuela Garnica, Miguel A. Niño, Cristina Navío, Paolo Perna, Sara Barja, Amadeo L. Vazquez de Parga, and Rodolfo Miranda, Spatially Resolved, Site-Dependent Charge Transfer and Induced Magnetic Moment in TCNQ Adsorbed on Graphene. Chem. Mater. 26, 2883−2890 (2014),

2013

13. L. Parlato, R. Arpaia, C. De Lisio, FM Granozio, GP Pepe, P. Perna, V. Pagliarulo, C. Bonavolonta, M. Radovic, Y. Wang, R. Sobolewski, R. di Uccio, Time-resolved optical response of all-oxide YBa₂Cu₃O₇/La_0.7Sr_0.3MnO₃ proximized bilayers Phys. Rev. B 87, 134514 (2013)

14. E. Di Gennaro, U. Scotti di Uccio, C. Aruta, C. Cantoni, A. Gadaleta, A. R. Lupini, D. Maccariello, D. Marré, Pallecchi, D. Paparo, P. Perna, M. Riaz and F. M. Granozio, Persistent Photoconductivity in 2D Electron Gases at Different Oxide Interfaces, Advanced Optical Materials 1, 834–843 (2013).

15. A. Nucara, F. Miletto Granozio, W.S. Mohamed, A. Vecchione, R. Fittipaldi, Paolo Perna, M Radovic, F.M. Vitucci, and P. Calvani, Optical spectra of LaMn_0.5Ga_0.5O₃: a contribution to the assignment of the electronic transitions in manganites,Physica B: Condensed Matter 433, 102-106 (2013).

16. L. Mechin, S. Wu, B. Guillet, P. Perna, C. Fur, S. Lebargy, C. Adamo, D. G. Schlom, J. M. Routoure. Experimental evidence of correlation between 1/f noise level and metal-to-insulator transition temperature in epitaxial La0.7Sr0.3MnO3 thin films. J. Phys. D: Appl. Phys. 46, 202001 (2013). FAST TRACK COMM.

2012

17. P.Perna, C. Rodrigo, M. Muñoz, J. L. Prieto, A. Bollero, D. Maccariello, J. L. F. Cuñado, M. Romera, J. Akermann, E. Jiménez, N. Mikuszeit, V. Cros, J. Camarero, and R. Miranda, Magnetization reversal signatures in the magnetoresistance of magnetic multilayers, Phys. Rev. B 86, 024421 (2012).

18. Claudia Cantoni, Jaume Gazquez, Fabio Miletto Granozio, Mark P. Oxley, Maria Varela, Andrew R. Lupini, Stephen J. Pennycook, Carmela Aruta, Umberto Scotti di Uccio, Paolo Perna and Davide Maccariello, Electron Transfer and Ionic Displacements at the Origin of the 2D Electron Gas at the LAO/STO Interface: Direct Measurements with Atomic-Column Spatial Resolution, Advanced Materials 24, pages 3952–3957 (2012)

19. D. Fadil, S. Wu, P. Perna, B. Renault, M. Saib, S. Lebargy, J. Gasnier, B. Guillet, J.-M. Routoure, S. Flament, L. Mechin, Direct observation of magnetization reversal and low field magnetoresistance of epitaxial La0.7Sr0.3MnO3/SrTiO3 (001) thin films at room temperature. J. Appl. Phys. 112, 013906 (2012).

20. M. Minniti, D. Farías, P. Perna, and R. Miranda. Enhanced selectivity towards O2 and H2 dissociation on ultrathin Cu films on Ru(0001). J. Chem. Phys. 137, 074706 (2012).

21. A. Solignac, R. Guerrero ; P. Gogol ; T. Maroutian ; F. Ott ; Ph. Lecoeur ; C. Fermon ; M. Pannetier-Lecoeur. Temperature Study of the Antiferromagnetic Coupling at the Interface of La_0.7 Sr_0.3 MnO₃ and SrRuO₃ Bilayers. IEEE Transactions on Magnetics 48, 4363 (2012)

22. A. Solignac, R. Guerrero, P. Gogol, T. Maroutian, F. Ott, L. Largeau, Ph. Lecoeur, and M. Pannetier-Lecoeur. Dual Antiferromagnetic Coupling at La_0.7 Sr_0.3 MnO₃/SrRuO₃ Interfaces. Phys. Rev. Lett. 109, 027201 (2012)

23. R. Guerrero, A. Solignac, C. Fermon, M. Pannetier-Lecoeur, Ph. Lecoeur and R. Fernández-Pacheco. Low frequency noise in La_0.7 Sr_0.3 MnO₃ based magnetic tunnel junctions .Appl. Phys. Lett. 100, 142402 (2012)

2011

17. J. Camarero, E. Jimenez, J. Vogel, C. Tieg, P. Perna, A. Bollero, F. Yakhou-Harris, C. Arm, B. Rodmacq, E. Gautier, S. Auffret, B. Delaup, G. Gaudin, B. Dieny, and R. Miranda. Exploring the limits of soft x-ray magnetic holography: imaging magnetization reversal of buried interfaces. J. Appl. Phys. 109, 07D357 (2011).

1. P. Perna, E. Jiménez, F. J. Teran, L. Mèchin, J. Camarero and R. Miranda. Tailoring magnetic anisotropy in epitaxial half metallic La0.7Sr0.3MnO3 thin films. J. Appl. Phys. 110, 013919 (2011).
2. P. Perna, C. Rodrigo, E. Jiménez, F. J. Teran, L. Mèchin, N.Mikuszeit, J. Camarero and R. Miranda. Magnetization reversal in half metallic La0.7Sr0.3MnO3 films grown onto vicinal surfaces. J. Appl. Phys. 109, 07B107 (2011).
3. E. Jiménez, J. Camarero, P. Perna, N. Mikuszeit, F.J. Teran, J. Sort, J. Nogues, J. M. Garcıa-Martın, A. Hoffmann, B. Dieny, and R. Miranda. Role of anisotropy configuration in exchange-biased systems. J. Appl. Phys. 109, 07D730 (2011).

21. M. Moretti Sala, P. Perna, et al. Energy and symmetry of dd excitations in undoped layered cuprates measured by Cu L3 resonant inelastic x-ray scattering. New J. Phys. 13, 043026 (2011).

22. P. Perna, C. Rodrigo, et al. Substrate-induced magnetic anisotropy in La0:7Sr0:3MnO3 epitaxial thin films grown onto (110)and (1-18) SrTiO3 substrates. Journal of Physics: Conference Series 303 (2011) 012058

2010

23. P. Perna, L. Méchin, M. Saïb, J. Camarero and S. Flament, Imaging the magnetization reversal of step-induced uniaxial magnetic anisotropy in vicinal epitaxial La0.7Sr0.3MnO2 films. New Journal of Physics 12, 103033 (2010),

24. P. Perna, D. Maccariello, M. Radovic, U. Scotti di Uccio, I. Pallecchi, M. Codda, D. Marré, C. Cantoni, J. Gazquez, M. Varela, S. J. Pennycook, and F. Miletto Granozio, Conducting interfaces between band insulating oxides: The LaGaO3/SrTiO3 heterostructure. Appl. Phys. Lett. 97, 152111 (2010)

25. A. Geddo Lehmann; F. Congiu; N. Lampis; F. Miletto Granozio; Paolo Perna; M. Radovic; U. Scottidi Uccio. Magnetic properties of pseudomorphic epitaxial films of Pr_0.7Ca_0.3MnO₃ under different biaxial tensile stresses. Phys. Rev. B. 82, 014415 (2010).

26. P. Perna, E. Jiménez, F. J. Teran, L. Mèchin, J. Camarero and R. Miranda, Uniaxial magnetic anisotropy of vicinal half metallic La0.7Sr0.3MnO2 thin films. Advanced Materials for Half-Metallic and Organic Spintronics. Editors: M.-T. Lin, C. Felser, J. Shen, A. Gupta, DOI: 10.1557/PROC-1198-E01-04. MRS Proceedings Vol. 1198E, E01-04 (2010)