Articles In Refereed Journals

1. Search for inelastic electrons scattered off ions in energetic ion-atom collisions, T.J.M. Zouros, C. Liao, S. Hagmann, E.C. Montenegro, G. Toth, P. Richard and E.P. Benis, Nucl. Instum. Methods Phys. Res. B 98, 371 (1995). https://doi.org/10.1016/0168-583X(95)00149-2 

2. A new hemispherical analyser with 2-D PSD and focusing lens for use in 0o electron spectroscopy, E.P. Benis, K. Zaharakis, M. M. Voultsidou and T.J.M. Zouros, Nucl. Instum. Methods Phys. Res. B 146, 120 (1998). https://doi.org/10.1016/S0168-583X(98)00482-0 

3. High resolution RTE measurements at 0o using a hemispherical analyser with lens and 2-D PSD, E.P. Benis, T.J.M. Zouros and P. Richard, Nucl. Instum. Methods Phys. Res. B 154, 276 (1999).  https://doi.org/10.1016/S0168-583X(99)00028-2

4. Hemispherical analyser with 2-D PSD for zero-degree Auger projectile spectroscopy, E.P. Benis, T.J.M. Zouros, H. Aliabadi and P. Richard , Phys. Scr. T80B, 529 (1999). https://doi.org/10.1238/Physica.Topical.080a00529 

5. Improving the energy resolution of a hemispherical spectrograph using a paracentric entry at a non-zero potential, E.P. Benis and T.J.M. Zouros, Nucl. Instum. Methods Phys. Res. A 440, 462 (2000). https://doi.org/10.1016/S0168-9002(99)00954-7 

6. Energy dependence of the metastable fraction in B3+(1s2 1S, 1s2s 3S) beams produced in collisions with solid and gas targets, M. Zamkov, H. Aliabadi, E.P. Benis, P. Richard, H. Tawara, T.J.M. Zouros, Phys. Rev. A 64, 052702 (2001). https://doi.org/10.1103/PhysRevA.64.052702 

7. Absolute cross section and decay rates for the triply excited B2+(2s2p2 2D) resonance in electron-metastable-ion collisions , M. Zamkov, H. Aliabadi, E.P. Benis, P. Richard, H. Tawara and T.J.M. Zouros, Phys. Rev. A 65, 032705 (2002). https://doi.org/10.1103/PhysRevA.65.032705 

8. Technique for the determination of the 1s2s 3S metastable fraction in two-electron ion beams, E.P. Benis, T.J.M. Zouros, M. Zamkov, and P. Richard, Phys. Rev. A 65, 064701 (2002). https://doi.org/10.1103/PhysRevA.65.064701 

9. Fraction of metastable 1s2s 3S ions in fast He-like beams (Z=5-9) produced in collisions with carbon foils, M. Zamkov, E.P. Benis, P. Richard, and T.J.M. Zouros, Phys. Rev. A 65, 062706 (2002). https://doi.org/10.1103/PhysRevA.65.062706 

10. The hemispherical deflector analyzer revisited: I. Motion in the ideal 1/r potential, generalized entry conditions, Kepler orbits and spectrometer basic equation, T. J. M. Zouros and E.P. Benis, J. Electr. Spectr. Rel. Phenom. 125, 221 (2002);  https://doi.org/10.1016/S0368-2048(02)00137-8  Erratum: 142, 175 (2005). https://doi.org/10.1016/j.elspec.2004.12.001 

11. Triple electron capture in fast 0.5-1.1 MeV/u C6+ on Ar collisions , M. Zamkov, E.P. Benis, P. Richard, T.G. Lee, and T.J.M. Zouros, Phys. Rev. A 66, 042714 (2002). https://doi.org/10.1103/PhysRevA.66.042714 

12. Absolute measurements and calculation of triple electron capture in fast 0.5-1.1 MeV/u C6+ on Ar collisions , M. Zamkov, E.P. Benis, T.G. Lee, P. Richard, and T.J.M. Zouros, Nucl. Instum. Methods Phys. Res. B 205, 522 (2003). https://doi.org/10.1016/S0168-583X(03)00588-3 

13. Comparison of two experimental techniques for the determination of the 1s2s 3S metastable beam fraction in energetic B3+ ions, E.P. Benis, M. Zamkov, P. Richard, and T.J.M. Zouros, Nucl. Instum. Methods Phys. Res. B 205, 517 (2003). https://doi.org/10.1016/S0168-583X(03)00586-X 

14. Differential electron scattering from positive ions measured by zero-degree ion-atom spectroscopy, T.J.M. Zouros, E.P. Benis, T.W. Gorczyca, A.D. Gonzalez, M. Zamkov, and P. Richard, Nucl. Instum. Methods Phys. Res. B 205, 508 (2003). https://doi.org/10.1016/S0168-583X(03)00530-5 

15. Experimental observation and theoretical calculations of triply excited 2s2p2 2Se, 2, 4Pe, 2De, and 2p3 2Po, 2Do states of fluorine, M. Zamkov, E.P. Benis, C.D. Lin, T.G. Lee, T. Morishita, P. Richard and T.J.M. Zouros, Phys. Rev. A. 67, R050703 (2003). https://doi.org/10.1103/PhysRevA.67.050703 

16. Large-angle elastic resonant and non-resonant scattering of electrons from B3+(1s2) and B4+(1s) ions: Comparison of experiment and theory, T.J.M. Zouros, E.P. Benis, and T.W. Gorczyca, Phys. Rev. A 68, R010701 (2003). https://doi.org/10.1103/PhysRevA.68.010701 

17. Rescattering double ionization of D2 and H2 by intense laser pulses, A.S. Alnaser, T. Osipov, E.P. Benis, A. Wech, C. L. Cocke, X. M. Tong, and C. D. Lin, Phys. Rev. Lett.  91, 163002, (2003). https://doi.org/10.1103/PhysRevLett.91.163002 

18. Isoelectronic study of triply excited state Li-like states, E.P. Benis, T.J.M. Zouros, T.W. Gorczyca, M. Zamkov, and P. Richard, J. Phys. B 36, L341 (2003). https://doi.org/10.1088/0953-4075/36/19/L06 

19. Elastic resonant and non-resonant differential scattering of quasi-free electrons from B 4+(1s) and B 3+(1s2) ions, E.P. Benis, T.J.M. Zouros, T.W. Gorczyca, A.D. Gonzalez and P. Richard, Phys. Rev. A 69, 052718 (2004); https://doi.org/10.1103/PhysRevA.69.052718 Erratum: 73, 029901 (2006). https://doi.org/10.1103/PhysRevA.73.029901

20. Vibrationally resolved K-shell photoionization of CO with circularly polarized light, T. Jahnke, L.Foucar, J.Titze, R Wallauer, T. Osipov, E.P. Benis, A Alnaser, O. Jacutzki, W. Arnold, S.K. Semenov, N.A. Cherepkov, L. Schmidt, A. Czasch, A. Staudte, M. Schoffler, C.L. Cocke, M.H. Prior, H. Schmidt-Bocking, and R. Doerner, Phys. Rev. Lett. 93, 083002 (2004). https://doi.org/10.1103/PhysRevLett.93.083002 

21. Ionization suppression of Cl2 molecules in intense laser fields, E.P. Benis, J.F. Xia, X.M. Tong, M. Faheem, M. Zamkov, B. Shan, P. Richard, C.D. Lin and Z. Chang, Phys. Rev. A 70, 025401 (2004). [Selected for the September 2004 issue of Virtual Journal of Ultrafast Science.] https://doi.org/10.1103/PhysRevA.70.025401 

22. Electron correlation in the formation of Li-like ions, A.S. Alnaser, A. Landers, D.J. Pole, S. Hossain, E.P. Benis, S.M. Ferguson, and J.A. Tanis, Phys. Scr. T110, 137 (2004). https://doi.org/10.1238/Physica.Topical.110a00137 

23. Second order autocorrelation of an XUV attosecond pulse train, L.A.A. Nikolopoulos, E.P. Benis, P. Tzallas, D. Charalambidis, K. Witte, and G.D. Tsakiris, Phys. Rev. Lett. 94, 113905 (2005).  https://doi.org/10.1103/PhysRevLett.94.113905  [Selected for the April 2005 issue of Virtual Journal of Ultrafast Science] 

24. Optimal energy resolution of a hemispherical analyzer with virtual entry, T.J.M. Zouros and E.P. Benis, Appl. Phys. Lett. 86, 094105 (2005). https://doi.org/10.1063/1.1871339 

25. The attosecond science frontiers: generation, metrology and paths to applications, P. Tzallas, G.D. Tsakiris, L.A.A. Nikolopoulos, N.A. Papadogiannis, K. Witte, E.P. Benis, and D. Charalambidis, J. Electr. Spectr. Rel. Phenom. 144-147, 1129 (2005). https://doi.org/10.1016/j.elspec.2005.01.267 

26. Investigation of triply-excited states of Li-like ions in fast ion-atom collisions by zero-degree Auger projectile electron spectroscopy, T.J.M. Zouros, E.P. Benis,  M. Zamkov, C.D. Lin, T.G. Lee, P. Richard, T.W. Gorczyca, T. Morishita, Nucl. Instum. Methods Phys. Res. B 233, 161 (2005). https://doi.org/10.1016/j.nimb.2005.03.099 

27. Attosecond pulse trains: generation metrology and application perspectives, P. Tzallas, E.P. Benis, D. Charalambidis, G.D. Tsakiris, K. Witte, and L.A.A. Nikolopoulos, Laser Phys. 15, 821, (2005). 

28. Optimization of the energy resolution of an ideal ESCA-type hemispherical analyzer, T.J.M. Zouros, E.P. Benis, and I. Chatzakis, Nucl. Instum. Methods Phys. Res. B 235, 535 (2005). https://doi.org/10.1016/j.nimb.2005.03.239 

29. Spectral phase distribution retrieval through coherent control of harmonic generation, E. Papalazarou, M. Kovacev, P. Tzallas, E.P. Benis, C. Kalpouzos, G.D. Tsakiris, and D. Charalambidis, Phys. Rev. Lett. 96, 163901 (2006). https://doi.org/10.1103/PhysRevLett.96.163901 [Selected for the May 2006 issue of Virtual Journal of Ultrafast Science] 

30. Frequency resolved photoelectron spectra of two-photon ionization of He by an attosecond pulse train, E.P. Benis, P. Tzallas, L.A.A. Nikolopoulos, M. Kovacev, C. Kalpouzos, D. Charalambidis and G.D. Tsakiris, New J. Phys. 8, 92 (2006). https://doi.org/10.1088/1367-2630/8/6/092 

31. Comment on "Photoionization of helium atoms irradiated with intense vacuum ultraviolet free-electron laser light. Part I. Experimental study of multiphoton and single-photon processes, D. Charalambidis, P. Tzallas, N.A. Papadogiannis, L.A.A. Nikolopoulos, E.P. Benis, and G.D. Tsakiris, Phys. Rev. A 74, 037402 (2006).  https://doi.org/10.1103/PhysRevA.74.037401  [Selected for the October 2006 issue of Virtual Journal of Ultrafast Science]

32. Two-photon double ionization of rare gases by a superposition of harmonics, E.P. Benis, D. Charalambidis, T.N. Kitsopoulos, G.D. Tsakiris, and P. Tzallas, Phys. Rev. A  74, 051402R (2006). https://doi.org/10.1103/PhysRevA.74.051402 

33. Single photon induced symmetry breaking of H2 dissociation, F. Martin, J. Fernandez, T. Havermeier, L. Foucar, Th. Weber, K. Kreidi, M. Schoffer, L. Schmidt, T. Jahnke, A.L. Landers, O. Jakutzki, A. Czasch, E.P. Benis, T. Osipov, A. Belkacem, M.H. Prior, H. Schmidt-Böcking, C.L. Cocke, and R. Dörner, Science 315, 629 (2007). https://doi.org/10.1126/science.1136598 

34. Laser-induced field free alignment of OCS molecule, V. Loriot, P. Tzallas, E.P. Benis, E. Herz, B. Lavorel, D. Charalambidis and O. Faucher, J. Phys. B 40, 2503 (2007). https://doi.org/10.1088/0953-4075/40/12/023 

35. Full temporal reconstruction of a lower order harmonic superposition, P. Tzallas, E. Skantzakis, E.P. Benis, A. Bonarou, G.D. Tsakiris, and D. Charalambidis, New J. Phys. 9, 232 (2007).  https://doi.org/10.1088/1367-2630/9/7/232 

36. Generation of intense continuum XUV radiation by many-cycle laser fields, P. Tzallas, E. Skantzakis, C. Kalpouzos, E.P. Benis, G.D. Tsakiris and D. Charalambidis, Nat. Phys. 3, 846 (2007). https://doi.org/10.1038/nphys747 

37. Exploring  intense attosecond pulses, D. Charalambidis, P. Tzallas, E.P. Benis, E Skantzakis, G. Maravelias, L.A.A. Nikolopoulos, A. Peralta Conde and G.D. Tsakiris, New J. Phys. 10, 025018 (2008). https://doi.org/10.1088/1367-2630/10/2/025018 

38. The hemispherical deflector analyzer revisited II. Electron optical properties, E.P. Benis and T.J.M. Zouros, J. Electr. Spectr. Rel. Phenom. 163, 28 (2008). https://doi.org/10.1088/1367-2630/10/2/025018 

39. Realization of time resolved two-VUV-photon ionization, A. Peralta Conde, J. Kruse, O. Faucher, P. Tzallas, E. P. Benis, and D. Charalambidis, Phys. Rev. A 79, 061405 (2009). https://doi.org/10.1103/PhysRevA.79.061405 

40. Four-dimensional investigation of the 2nd-order volume autocorrelation technique, O. Faucher, P. Tzallas, E. P. Benis, J. Kruse, A. Peralta Conde, C. Kalpouzos and D. Charalambidis, Appl. Phys. B. 97, 505 (2009).  https://doi.org/10.1007/s00340-009-3559-z 

41. Carbon K-shell photoionization of CO: Molecular frame angular distribution of normal and conjugate shake up satellites, T. Jahnke, J. Titze, L. Foucar, R. Wallauer, T. Osipov, E. P. Benis, O. Jagutzki, W. Arnold, A. Czasch, A. Staudte, M. Schoffler, A. Alnaser, T. Weber, M. H. Prior, H. Schmidt-Bocking, and R. Dorner, J. Electr. Spectr. Rel. Phenom. 183, 48 (2011). https://doi.org/10.1016/j.elspec.2010.04.010 

42. Role of broadband-laser-pulse temporal extent in H2+ photodissociation, E. P. Benis, Μ. Bakarezos,  N. A. Papadogiannis, Μ. Tatarakis, S. Divanis, C. O Broin, and L.A.A. Nikolopoulos, Phys. Rev. A 86, 043428 (2012).  https://doi.org/10.1103/PhysRevA.86.043428 

43. Determination of the solid angle and response function of a hemispherical spectrograph with injection lens for Auger electrons emitted from long lived projectile states, S. Doukas, I. Madesis, A. Dimitriou, A. Laoutaris, T. J. M. Zouros and E. P. Benis, Rev. Sci. Instrum. 86, 043111 (2015).  https://doi.org/10.1063/1.4917274 

44. Evaluation of the effective solid angle of a hemispherical deflector analyser with injection lens for metastable Auger projectile states, E. P. Benis, S. Doukas, T.J.M. Zouros, P. Indelicato, F. Parente, C. Martins, J.P. Santos, J.P. Marques, Nucl. Instum. Methods Phys. Res. B 365, 457 (2015). https://doi.org/10.1016/j.nimb.2015.07.006 

45. Evidence for the non-statistical population of the 1s2s2p 4P metastable state by selective electron capture in 4 MeV collisions of B3+ (1s2s 3S) with H2 targets, E. P. Benis, S. Doukas, T.J.M. Zouros, Nucl. Instum. Methods Phys. Res. B 369, 83 (2016). https://doi.org/10.1016/j.nimb.2015.10.010 

46. Determination of the 1s2l2l' state production ratios 4Po/2P, 2D/2P and 2P+/2P- from fast (1s2, 1s2s 3S) mixed-state He-like ion beams in collisions with H2 targets, E. P. Benis and T.J.M. Zouros, J. Phys. B 49, 235502 (2016). https://doi.org/10.1088/0953-4075/49/23/235202 

47. High resolution Auger projectile electron spectroscopy of  Li-like ions produced by electron capture in collision of He-like ions with gaseous targets, A. Dimitriou, A. Laoutaris, I. Madesis, S. Doukas, E.P. Benis, B. Sulik, O. Sise, A. Lagoyannis, M. Axiotis and T.J.M. Zouros. J. of Atom. Mol. Cond. and Nano Physics 3, 125 (2016). 

48. Radiative transition rates of 1s2s(3S)3p levels for Li-like ions with 5 ≤ Z ≤ 10, J. P. Santos, F. Parente, M. C. Martins, P. Indelicato, E. P. Benis, T. J. M. Zouros, J. P. Marques, Nucl. Instum. Methods Phys. Res. B 408, 100 (2017). https://doi.org/10.1016/j.nimb.2017.04.015 

49. Experimental determination of the effective solid angle of long-lived projectile states in zero-degree Auger projectile spectroscopy, E. P. Benis, I. Madesis, A. Laoutaris, S. Nanos and T. J. M. Zouros, J. Electr. Spectr. Rel. Phenom. 222, 31 (2018). https://doi.org/10.1016/j.elspec.2017.10.001 

50. Mixed-state ionic beams. An effective tool for collision dynamics investigations, E. P. Benis, I. Madesis, A. Laoutaris, S. Nanos and T.J.M. Zouros, Atoms  6(4), 66 (2018). https://doi.org/10.3390/atoms6040066 

51. Innovative Education and Training in High Power Laser Plasmas (PowerLaPs) for Plasma Physics High Power Laser Matter Interactions and High Energy Density Physics - Theory and Experiments, J. Pasley, G. Andrianaki,  A. Baroutsos, D. Batani, E.P. Benis, M. Borghesi, E. Clark, D. Cook, E. D'Humieres, V. Dimitriou, B. Dromey, M. Ehret, I. Fitilis, A. Grigoriadis, S. Kar, E. Kaselouris, O. Klimo, M Koenig, K. Kosma, G. Koundourakis, M. Kucharik, A. Lavery, J. Limpouch, Y. Orphanos, N.A. Papadogiannis, S. Petrakis, D. Riley, M.S. Rivetta, L.T. Pascual,  J.J. Santos, A. Skoulakis,  I. Tazes, V. Tikhonchuk, J. Trela, C. Tsitou, L. Volpe,  S. White, M. Yeung, and Michael Tatarakis, High Power Laser Sci. Eng. 7, e23 (2019).  https://doi.org/10.1017/hpl.2019.7 

52. Population of the 1s2s(3S)nl 2L states in collisions of mixed-state (1s2 1S, 1s2s 3S) B2+ and C3+ ion beams with He/H2 targets, E. P. Benis, I. Madesis, A. Laoutaris, S.K. Nikolaou, A. Dubois, T.W. Gorczyca and T.J.M. Zouros, X-Ray Spectrom.  49, 54-59 (2020). https://doi.org/10.1002/xrs.3050 

53. Innovative Education and Training in High Power Laser Plasmas (PowerLaPs) for Plasma Physics High Power Laser Matter Interactions and High Energy Density Physics - Theory and Experiments, J. Pasley, G. Andrianaki, A. Baroutsos, D. Batani, E.P. Benis, A. Ciardi, D. Cook, V. Dimitriou, B.  Dromey, I.  Fitilis, G. Gatti, A. Grigoriadis, M. Huault, J.A. Perez Hernandez, E. Kaselouris, O. Klimo, M. Koenig, G. Koundourakis,  M. Kucharik, J. Limpouch, R. Liska, C. Salgado Lopez,  S. Malko, S. Olmos-Miguelanez, Y. Orphanos, V. Ospina, N.A. Papadogiannis, S. Petrakis, J. Psikal,  M. Serena Rivetta, M.-J. Rodriguez-Conde, J.J. Santos, M. Sinor, A. Skoulakis, I. Tazes, L. Tejada Pascual, C. Tsitou, P. Vachal, L. Volpe, J. Vyskocil, S. White, M. Yeung, G. Zerouli, and M.  Tatarakis, High Power Laser Sci. Eng. 8, e5 (2020).  https://doi.org/10.1017/hpl.2020.4 

54. Radiative electron capture to continuum in U 89+ + N2 collisions: Experiment and Theory, P.-M. Hillenbrand, S. Hagmann, M. E. Groshev, D. Banas, E.P. Benis, C. Brandau, E. De Filippo, O. Forstner, J. Glorius, R.E. Grisenti, A. Gumberidze, D.L. Guo, B. Hai, M.O. Herdrich,  M. Lestinsky, Yu. A. Litvinov, E.V. Pagano, N. Petridis, M.S. Sanjari, D. Schury, U. Spillmann, S. Trotsenko, M. Vockert, G. Weber, V.A. Yerokhin, Th. Stohlker, Phys. Rev. A 101, 022708 (2020). https://doi.org/10.1103/PhysRevA.101.022708 

55. Pauli shielding and break-down of spin statistics in multi-electron, multi-open-shell dynamical atomic systems, I. Madesis, A. Laoutaris, J.W. Gao, E.P. Benis, A. Dubois, T.J.M. Zouros, Phys. Rev. Lett. 124, 113401 (2020) https://doi.org/10.1103/PhysRevLett.124.113401 

56. Hydrodynamic computational modelling and simulations of collisional shockwaves in gas jet targets towards the optimisation of collisionless shock acceleration of ions, S. Passalidis, O. Ettlinger, G.S. Hicks, N. P. Dover, Z. Najmudin, E.P. Benis, E. Kaselouris, N.A. Papadogiannis, M. Tatarakis, and V. Dimitriou, High Power Laser Sci.  Eng.  8, e7 (2020).  http://dx.doi.org/10.1017/hpl.2020.5 

57. Radiative cascade repopulation of 1s2s2p 4P states formed by single electron capture in 2-18 MeV collisions of C4+(1s2s 3S) with He , T.J.M. Zouros, S. Nikolaou, I. Madesis, A. Laoutaris, S. Nanos, A. Dubois and E.P. Benis, Atoms 8(3), 61 (2020). doi.org/10.3390/atoms8030061 

58. Betatron-type laser-plasma x-ray sources generated in multi-electron gas targets, A. Grigoriadis, G. Andrianaki, M. Tatarakis, E.P. Benis, and N.A. Papadogiannis, Appl. Phys. Lett. 118, 131110 (2021). https://doi.org/10.1063/5.0046184 

59. The Tandem Accelerator Laboratory of NCSR “Demokritos”: Current status and perspectives, S. Harissopulos, M. Andrianis, M. Axiotis, A. Lagoyannis, A.G. Karydas, Z. Kotsina, A. Laoutaris, G. Apostolopoulos, A. Theodorou, T.J.M. Zouros, I. Madesis and E.P. Benis, Eur. Phys. J. Plus 136:617 (2021).  https://doi.org/10.1140/epjp/s13360-021-01596-5

60. The electron-loss-to-continuum cusp in collisions of U89+ with N2 and Xe, P.-M. Hillenbrand, K. N. Lyashchenko, S. Hagmann, O. Yu. Andreev, D. Banas, E.P. Benis, A. I. Bondarev, C. Brandau, E. De Filippo, O. Forstner, J. Glorius, R. E. Grisenti, A. Gumberidze, D. L. Guo, M. O. Herdrich, M. Lestinsky, Yu. A. Litvinov, N. Petridis, M. S. Sanjari, D. Schury, U. Spillmann, S. Trotsenko, M. Vockert, A. B. Voitkiv, G. Weber, and Th. Stöhlker, Phys. Rev. A 104, 012809 (2021). https://doi.org/10.1103/PhysRevA.104.012809

61. High intensity laser driven secondary radiation sources using the ZEUS 45 TW laser system at the Institute of Plasma Physics and Lasers of the Hellenic Mediterranean University Research Centre, E. L. Clark, A. Grigoriadis, S. Petrakis, I. Tazes, G. Andrianaki, A. Skoulakis, Y. Orphanos, E. Kaselouris, I. Fitilis, J. Chatzakis, E. Bakarezos, V. Dimitriou, E.P. Benis, N. A. Papadogiannis and M. Tatarakis, High Power Laser Sci.  Eng. 9, e53 (2021). https://doi.org/10.1017/hpl.2021.38 

62. Electron quantum path control in high harmonic generation via chirp variation of strong laser pulses, S. Petrakis, E. Bakarezos, M. Tatarakis, E.P. Benis and N. A. Papadogiannis, Sci. Rep. 11, 23882 (2021). https://doi.org/10.1038/S41598-021-03424-3

63. Subshell contributions to electron capture to the continuum in MeV/u collisions of deuterons with multielectron targets, S. Nanos, M.A. Quinto, I. Madesis, A. Laoutaris, T. J. M. Zouros, R.D. Rivarola, J.M. Monti, and E.P. Benis, Phys. Rev. A 105, 022806 (2022). https://doi.org/10.1103/PhysRevA.105.022806

64. Single and double K-shell vacancy production in slow Xe54+- Xe collisions, P.-M. Hillenbrand, S. Hagmann, Y.S. Kozhedub, E.P. Benis, C. Brandau, R.J. Chen, D. Dmytriiev, O. Forstner, J. Glorius, R. E. Grisenti, A. Gumberidze, M. Lestinsky, Yu. A. Litvinov, E.B. Menz, T. Morgenroth, S. Nanos, N. Petridis, P. Pfäfflein, H. Rothard, M. S. Sanjari, R. S. Sidhu, U. Spillmann, S. Trotsenko, I.I. Tupitsyn, L. Varga, and Th. Stöhlker, Phys. Rev. A 105, 022810 (2022). https://doi.org/10.1103/PhysRevA.105.022810

65.  Improving a High-Power Laser Based Relativistic Electron Source: The Role of Laser Pulse Contrast and Gas Jet Density Profile, A. Grigoriadis, G. Andrianaki, I. Fitilis, V. Dimitriou, E. L. Clark, N.A. Papadogiannis and E.P. Benis, M. Tatarakis, Plasma Phys. Control. Fusion 64, 044007 (2022). https://doi.org/10.1088/1361-6587/ac4b06

66. Polymer-gel radiation dosimetry of laser-based relativistic electron sources for biomedical applications, I. Fitilis, A. Grigoriadis, I. Tazes, S. Petrakis, G. Andrianaki, V. Dimitriou, E. Bakarezos, E.P. Benis, I. Tsiapa, T. Boursianis, G. Kalaitzakis, G. Bontzos, D. Liakopoulos, E. Pappas, E. Detorakis, E. L. Clark, T. G. Maris, N.A. Papadogiannis, and M. Tatarakis. Front. Phys. 10, 727511 (2022). https://doi.org/10.3389/fphy.2022.727511

67. Spectral and divergence characteristics of plateau high order harmonics generated by femtosecond chirped laser pulses in a semi-infinite gas cell, S. Petrakis, Μ. Bakarezos, M. Tatarakis, E.P. Benis and N.A. Papadogiannis,  ATOMS 10, 53 (2022). https://doi.org/10.3390/atoms10020053

68. State-resolved differential cross sections of single electron capture in swift collisions of C4+(1s2s 3S)  ions with gas targets, I. Madesis, A. Laoutaris, S. Nanos, S. Passalidis, A. Dubois, T. J. M. Zouros, and E.P. Benis, Phys. Rev. A 105, 062810 (2022).  https://doi.org/10.1103/PhysRevA.105.062810

69. Coherent treatment of transfer excitation processes in swift ion-atom collisions, A. Laoutaris, S. Nanos, I. Madesis, S. Passalidis, E.P. Benis, A. Dubois, and T. J. M. Zouros, Phys. Rev. A 106, 022810 (2022) https://doi.org/10.1103/PhysRevA.106.022810

70. Coherent XUV Multispectral Diffraction Imaging in the Microscale, S. Petrakis, A. Skoulakis, Y. Orphanos, A. Grigoriadis, G. Andrianaki, D. Louloudakis,  N. Kortsalioudakis, A. Tsapras, C. Balas,  D. Zouridis, E. Pachos, M. Bakarezos, V. Dimitriou, M.  Tatarakis, E.P. Benis and N.A. Papadogiannis. Appl. Sci. 12, 10592 (2022). https://doi.org/10.3390/app122010592

71. Binary encounter electrons in fast dressed-ion–atom collisions: distorted wave theories and experiment, N. J. Esponda, S. Nanos, M.A. Quinto, T. J. M. Zouros, R.D. Rivarola, E.P. Benis and J.M. Monti, ATOMS 11, 17 (2023) https://doi.org/10.3390/atoms11020017

72. Efficient plasma electron accelerator driven by linearly chirped multi-10-TW laser pulses, A. Grigoriadis, G. Andrianaki, I. Tazes, V. Dimitriou, M. Tatarakis, E.P. Benis, and N.A. Papadogiannis, Sci. Rep. 13, 2918 (2023). https://doi.org/10.1038/s41598-023-28755-1

73. The role of laser chirp in relativistic electron acceleration using multi-electron gas targets, A. Grigoriadis, G. Andrianaki, M. Tatarakis, E.P. Benis, and N.A. Papadogiannis, Plasma Phys. Control. Fusion 65, 044001 (2023)  https://doi.org/10.1088/1361-6587/acbb25 

74. Determination of the ion beam energy width in tandem Van de Graaff accelerators via Auger projectile spectroscopy, S. Nanos, A. Biniskos, A. Laoutaris, M. Andrianis, T.J.M. Zouros, A. Lagoyannis, and E.P. Benis, Nuclear Inst. and Methods in Physics Research, B 541 93–98 (2023) https://doi.org/10.1016/j.nimb.2023.05.027

75. Cusp electrons production in collisions of open-shell He-like oxygen ions with atomic targets, S. Nanos, N.J. Esponda, P.-M. Hillenbrand, A. Biniskos, A. Laoutaris, M.A. Quinto, N. Petridis, E. Menz, T.J.M. Zouros, Th. Stöhlker, R.D. Rivarola, J.M. Monti, and E.P. Benis, Phys. Rev. A 107, 062815 (2023) https://doi.org/10.1103/PhysRevA.107.062815

76. Design, manufacturing, evaluation, and performance of a 3D-printed, custom-made nozzle for laser wakefield acceleration experiments, G. Andrianaki, A. Grigoriadis, A. Skoulakis, I. Tazes, D. Mancelli, I. Fitilis, V. Dimitriou, E.P. Benis, N.A. Papadogiannis, M. Tatarakis, and I.K. Nikolos, Rev. Sci. Instrum. 94, 103309 (2023)
    https://doi.org/10.1063/5.0169623

77.  Non-linear QED approach of betatron radiation in a laser wakefield accelerator, J.F. Ong, A.C. Berceanu, Grigoriadis, G. Andrianaki, V. Dimitriou, M. Tatarakis, N.A. Papadogiannis, and E.P. Benis, Sci. Rep. 14, 605 (2024)   https://doi.org/10.1038/s41598-023-50030-6

78. Projectile excitation to autoionizing states in swift collisions of open-shell He-like ions with helium, A. Laoutaris, S. Nanos, A. Biniskos, S. Passalidis, E.P. Benis, A. Dubois, and T.J.M. Zouros, Phys. Rev. A 109, 032825 (2024)   https://doi.org/10.1103/PhysRevA.109.032825

79. Determination of the 1s2s 3S  and 1s2s 1S  metastable fractions in swift mixed-state He-like ion beams, T.J.M. Zouros, A. Laoutaris, S. Nanos, and E.P. Benis, J. Phys.B. 58, 055201 (2025)   https://doi.org/10.1088/1361-6455/adb54d

80. Projectile excitation to the 2s2p 3P and 1P autoionizing states in swift collisions of He-like carbon and oxygen mixed-state (1s2, 1s2s 3,1S) ion beams with helium, A. Laoutaris, S. Passalidis, S. Nanos, A. Biniskos, E.P. Benis, A. Dubois, and T.J.M. Zouros,  Phys. Rev. A 111, 062811 (2025) https://doi.org/10.1103/l6x2-cfs9.

Articles in Refereed Chapters In Books (Invited) 

1. Attosecond scale multi-XUV-photon processes, D. Charalambidis, P. Tzallas, E.P. Benis, and G.D.Tsakiris , Progress in ultrafast intense laser science IV, edited by K. Yamanouchi, A Becker, R. Li and S.L. Chin, Springer, pp. 133-158, (2009).  https://doi.org/10.1007/978-3-540-69143-3 

2. Projectile electron spectroscopy and new answers to old questions. Latest results at the new atomic physics beamline in Demokritos, Athens, I. Madesis, A. Laoutaris, T.J.M. Zouros, S. Nanos, E.P. Benis, in State-of-the-Art Reviews on Energetic Ion-Atom and Ion-Molecule Collisions, Interdisciplinary Research on Particle Collisions and Quantitative Spectroscopy, Vol. 2, edited by D. Belkic, I. Bray, and A. Kadyrov, World Scientic (2019).  https://doi.org/10.1142/11588 

3. Fast ion-atom collisions: Electron spectroscopy of mixed-state beams,  E.P. Benis,   In: Tribedi, L.C. (eds) Advances in Atomic Molecular Collisions. Springer, Singapore (2024). https://doi.org/10.1007/978-981-97-7063-2_4 

 Articles In Refereed Conference Proceedings

1. Charged particle trajectories in an ideal paracentric hemispherical deflection analyzer, T.J.M. Zouros, E.P. Benis and J.E. Schauer, AIP Conf. Proc. 576, 76 (2001).  https://doi.org/10.1063/1.1395253 

2. Stripping energy dependence of a B3+(1s2 1S, 1s2s 3S) beam metastable fraction, M. Zamkov, H. Aliabadi, E.P. Benis, P. Richard, H. Tawara and T.J.M. Zouros, AIP Conf. Proc. 576, 149 (2001). https://doi.org/10.1063/1.1395272 

3. Doubly excited KLL states formed in triple electron capture, M. Zamkov, E.P. Benis, T.G. Lee, P. Richard, and T.J.M. Zouros, AIP Conf. Proc. 680, 24 (2003). https://doi.org/10.1063/1.1619656 

4. Resonant (RTE) and non resonant (NTE) transfer excitation in 4 MeV B4+ collisions with H2, He and Ar studied by zero-degree Auger projectile electron spectroscopy, T.J.M. Zouros, E.P. Benis, A.D. Gonzalez, T.G. Lee, P. Richard, and T.W. Gorczyca, AIP Conf. Proc. 680, 36 (2003). https://doi.org/10.1063/1.1619659 

5. Electron correlation leading to double K-shell vacancies in Li-like ions, A.S. Alnaser, A. Landers, D.J. Pole, S. Hossain, E.P. Benis, S.M. Ferguson, and J.A. Tanis, AIP Conf. Proc. 680, 77 (2003). https://doi.org/10.1063/1.1619669 

6. Production of the 2s2p2 2De triply excited state in collisions of quasi-free electrons with He-like B3+, C4+, N5+, O6+, and F7+ ions, E.P. Benis, M. Zamkov, P. Richard, T.J.M. Zouros, and K. R. Karim, AIP Conf. Proc. 680, 168 (2003).  https://doi.org/10.1063/1.1619690 

7. Extending fs pulse metrology to attosecond XUV pulses, P. Tzallas, G.D. Tsakiris, K. Witte, L.A.A. Nikolopoulos, E.P. Benis, M. Kovacev, and D. Charalambidis, Proc. SPIE Int. Soc. Opt. Eng. 5448, 538 (2004). https://doi.org/10.1117/12.555551 

8. On the second order autocorrelation of an XUV attosecond pulse train, E.P. Benis, L.A.A. Nikolopoulos, P. Tzallas, D. Charalambidis, K. Witte, and G.D. Tsakiris, Proc. XXIV ICPEAC. Published in Photonic, Electronic and Atomic Collisions, Eds. P.D. Fainstein, M.A.P. Lima, J.E. Miraglia, E.C. Montenegro and R.D. Rivarola, World Scientific, pp. 168 – 172, ISBN 981-270-412-4 (2006). https://doi.org/10.1142/6329 

9. Atomic Physics with Accelerators: Projectile Electron Spectroscopy (APAPES), I. Madesis, A. Dimitriou, A. Lagoyannis, M. Axiotis, T. Mertzimekis, M. Andrianis, S. Harissopulos, E.P. Benis, B. Sulik, I. Valastyán, T.J.M. Zouros, Journal of  Physics: Conference Series 583, 012014 (2015). https://doi.org/10.1088/1742-6596/583/1/012014 

10. Method for determining the lifetimes of the long-lived 1s2s2p 4PJ state J-levels, S. Nanos and E. P. Benis, AIP Conf. Proc 2075, 200001 (2019).
    https://doi.org/10.1063/1.5091426 

11. Pointing characteristics of x-rays generated by relativistic electron acceleration via 45 TW fs Laser-He plasma, G. Andrianaki, A. Grigoriadis, E.P. Benis and N.A. Papadogiannis, in  22nd International Conference on Ultrafast Phenomena 2020, (Optical Society of America, 2020), p. Tu4A.12. https://doi.org/10.1364/UP.2020.Tu4A.12

Articles In  Conference Proceedings (Non-Indexed)

1.  Monte Carlo calculations of the detection solid angle of electrons emitted from slowly decaying projectile ion Auger states, S. Doukas, N. Angelinos, A. Kanellakopoulos, I. Madesis, A. Dimitriou, E.P. Benis and T.J.M. Zouros, 6th International Conference from Scientific Computing to Computational Engineering,  pg 282-288 (2014).

2. Atomic Physics at the 5 MV Tandem at Demokritos: the UoC APAPES,  I. Madesis, A. Dimitriou, S. Doukas, A. Laoutaris, C. Nounis, A. Lagoyannis, M. Axiotis, T. J. Mertzimekis, S. Harissopulos, O. Sise, E.P. Benis, B. Sulik, and T.J.M Zouros, HNPS2015: 24th Symposium of the Hellenic Nuclear Physics Society (2015) .

3. Zero-degree Auger Projectile Electron Spectroscopy of Li-like Ions obtained in Collisions of 1s2s 3S He-like Ions with Gaseous Targets,  I. Madesis, A. Laoutaris, E.P. Benis, A. Lagoyannis, M. Axiotis, and T.J.M. Zouros,  HNPS2016: 25th Symposium of the Hellenic Nuclear Physics Society (2016).

4. Installation of a gas terminal stripper and a gas/foil post stripper system at the 5.5 MV Demokritos Tandem Van de Graaff accelerator, A. Laoutaris, I. Madesis, A. Dimitriou, A. Lagoyannis, M. Axiotis, M. Andrianis, E.P. Benis, Bela Sulik, T. J. M. Zouros, HNPS2018: 25th Symposium of the Hellenic Nuclear Physics Society (2016) 

5. Investigation of the C 3+ Auger KLL spectrum obtained in collisions of 6-15 MeV C 4+(1s2, 1s2s 3S) with gas targets, I. Madesis, A. Laoutaris, E.P. Benis and T.J.M. Zouros, HNPS2018: 27th Symposium of the Hellenic Nuclear Physics Society (2018). 

6. Production of C 4+ (2s2p 3,1P) hollow states in collisions of 6-18 MeV C4+ (1s2, 1s2s 3S) mixed-state beams with gas targets, A. Laoutaris, I. Madesis, E.P. Benis, T. J. M. Zouros, HNPS2018: 27th Symposium of the Hellenic Nuclear Physics Society (2018).

7. Optical shaping of high-pressure gas-jet targets for proton acceleration experiments in the near-critical density regime, I. Tazes, G. Andrianaki, A. Grigoriadis, S. Passalidis, A. Skoulakis, E. Kaselouris, E. Vrouvaki, J. Chatzakis, I. Fitilis, M. Bakarezos, E.P. Benis, V. Dimitriou, N.A. Papadogiannis and M. Tatarakis, Proceedings of 48th EPS Conference on Plasma Physics (2022). https://indico.fusenet.eu/event/28/contributions/414

8. The design and performance of an asymmetrical nozzle in Laser Wake Field electron acceleration, G. Andrianaki, A. Grigoriadis, I. Tazes, I. Fitilis, V. Dimitriou, E.P. Benis, J. Nicolos, N.A. Papadogiannis, M. Tatarakis, Proceedings of 48th EPS Conference on Plasma Physics (2022). https://indico.fusenet.eu/event/28/contributions/416

9. Custom-made 3d printed nozzles for Laser Wakefield Acceleration (LWFA) experiments in the Institute of Plasma Physics and Lasers (IPPL), G. Andrianaki, A. Grigoriadis, I. Tazes, I. Fitilis, V. Dimitriou, E.P. Benis, I.K. Nikolos, N.A. Papadogiannis and M. Tatarakis, Proceedings of the 3rd International Conference in Electronic Engineering, Information Technology & Education (2022). https://eeite2022.hmu.gr/eeite2022-proceedings-2

10. Particle acceleration and radiation emission studies at IPPL, I. Tazes, S. Passalidis G. Andrianaki, A. Grigoriadis, S. Petrakis, A. Skoulakis, Y. Orphanos, E. Kaselouris, I. Fitilis, E.L. Clark, E. Bakarezos, E.P. Benis, V. Dimitriou, N.A. Papadogiannis and M. Tatarakis, Proceedings of the 3rd International Conference in Electronic Engineering, Information Technology & Education EEITE (2022). https://eeite2022.hmu.gr/eeite2022-proceedings-2