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34. "Novel Structures and Superconductivity of Silane under Pressure", Miguel Martinez-Canales, Artem R. Oganov, Yanming Ma, Yan Yan, Andriy Lyakhov, and Aitor Bergara, Phys. Rev. Lett. 102, 087005 (2009).

33. "Ab initio Study of Superconducting Hexagonal Be2Li under Pressure", Ion Errea, Miguel Martinez-Canales, and Aitor Bergara, Phys. Rev. B78, 172501-4 (2008).

32. "Fermi Surface Nesting and Phonon Anomalies in Simple Cubic Calcium under Pressure", Ion Errea, Miguel Martinez-Canales, Artem R. Oganov, and Aitor Bergara, High Pressure Research 28, 443-6 (2008).

31. "Superconducting High Pressure Phase of Germane", Guoying Gao, Artem R. Oganov, Aitor Bergara, Miguel Martinez-Canales, Tian Cui, Toshiaki Iitaka, Yanming Ma, and Guangtian Zou, Phys. Rev. Lett. 101, 107002-5 (2008).

30. "Energy Loss Spectra of Lithium under Pressure", A. Rodriguez-Prieto, V.M. Silkin, A. Bergara and P.M. Echenique, New Journal of Physics 10, 053035-52 (2008).

29. "Anomalous Static Electronic Screening in Lithium under Pressure", A. Rodriguez-Prieto, M. Martínez-Canales, V.M. Silkin and A. Bergara, Journal of Physics: Conference Series 121, 012007-15 (2008).

28. "Lindemann Criterion and the Anomalous Melting Curve of Sodium", M. Martínez-Canales and A. Bergara, Journal of Physics and Chemistry of Solids 69, 2151-4 (2008).

27. "Crystal structure of the high-pressure SiH4 phase IV", O. Degtyareva, M. Martínez-Canales, A. Bergara, Xiao-Jia Chen, Y. Song, V. V. Struzhkin, Ho-kwang Mao, and R. J. Hemley, Phys. Rev. B76, 064123-6 (2007).

26. "Strong Variation of Dielectric Response and Optical Properties of Lithium Under Pressure", A. Rodriguez-Prieto, V.M. Silkin, A. Bergara, E.V. Chulkov, and P.M. Echenique, Phys. Rev. B75, 172102-5 (2007).

25. "Nesting Induced Peierls-type Instability for Compressed Li-cI16", A. Rodriguez-Prieto, V.M. Silkin, and A. Bergara, J. Phys. Soc. Jpn. 76, 21-2 (2007).

24. "Complexity and Fermi Surface Deformation in Compressed Lithium", A. Rodriguez-Prieto, A. Bergara, V.M. Silkin and P.M. Echenique Phys. Rev. B74, 172104-9 (2006).

23. "Fermi Surface Deformation in Lithium under Pressure", A. Rodriguez-Prieto and A. Bergara, High Press. Res. 26, 461-465 (2006).

22. "No Evidence of Metallic Methane at High Pressure", M. Martinez-Canales and A. Bergara, High Press. Res. 26, 369-375 (2006).

21. "Dynamical response function of a compressed lithium monolayer", A. Rodriguez-Prieto, A. Bergara, V.M. Silkin and P.M. Echenique, Surface Science 600, 3856-9 (2006)

20. "Pressure induced metallization in germane", M. Martinez-Canales, A. Bergara, J. Feng and W. Grochala, Journal of Physics and Chemistry of Solids 67, 2095-9 (2006).

19. "Structures and potential superconductivity in silane at high pressures- en route to metallic hydrogen", J. Feng, W. Grochala, T. Jarón, R. Hoffmann, A. Bergara and N. W. Ashcroft, Phys. Rev. Lett. 96, 017006-017009 (2006).

18. "Pressure Induced Fermi Surface Deformation in Lithium", A. Rodriguez-Prieto and A. Bergara, Proceedings to Joint 20th AIRAPT- 43rd EHPRG 2005 Conference at Kalrsruhe (Germany), Eds. E. Dinjus, N. Dahmen, (ISBN 3-923704-49-6), T1-O120 (2005).

17. "Pressure induced complexity in a lithium monolayer: Ab initio calculations", A. Rodriguez-Prieto and A. Bergara, Phys. Rev. B72, 125406-125410 (2005).

16. "Ab initio Dynamical Response of Metal Monolayers", A. Bergara, V.M. Silkin, E.V. Chulkov and P.M. Echenique, Phys. Rev. B 67, 245402-9(2003).

15. "Enhanced Friedel structure and proton pairing in dense solid hydrogen", K. Nagao, S.A. Bonev, A. Bergara, and N.W. Ashcroft, Phys. Rev. Lett. 90, 35501 (2003).

14. "Ferromagnetic instabilities in atomically-thin lithium and sodium wires", A. Bergara, J.B. Neaton, and N.W. Ashcroft, Int. Jour. of Quantum Chemistry, 91, 239 (2003).

13. "Pairing, p-bonding and the role of nonlocality in a dense lithium monolayer", A. Bergara, J.B. Neaton, and N.W. Ashcroft, Physical Review B 62, 8495-8499 (2000).

12. "Hydrodynamic approximation for the nonlinear response of a metal surface", A. Bergara, J.M. Pitarke, and R.H. Ritchie, Phys. Rev. B 60, 16176-16185 (1999).

11. "Plasmon excitation by charged particles inteacting with metal surfaces", A. Bergara, J.M. Pitarke, and R.H. Ritchie, Phys. Lett. A 256, 405-410 (1999).

10. "On the validity of perturbative treatments for the static screening in a charged-boson gas", I. Nagy and A. Bergara, J. Phys: Condens. Matter 11, 3943-39349 (1999).

9. "Quadratic electronic response of a two-dimensional electron gas", A. Bergara, J.M. Pitarke, and P.M. Echenique, Phys. Rev. B 59, 10145-10151 (1999).

8. "Nonlinear correction to the image potential on highly charged ions passing parallel to a metal surface", A. Bergara, J.M. Pitarke, and F.J. Garcia de Abajo, Nucl. Instr. and Methods B 135, 97-102 (1998).

7. "Quadratic induced polarization by an external heavy charge in an electron gas", A. Bergara, I. Nagy and P.M. Echenique, Proceedings to 1998 Conference on "Strongly Coupled Coulomb Systems" at Boston (USA), Eds. G.J. Kalman, K. Blagoev, and J.M. Rommel, Plenum Publishing, New York. 657-661 (1998).

6. "Quadratic induced polarization by an external heavy charge in an electron gas", A. Bergara, I. Campillo, J.M. Pitarke, and P.M. Echenique, Phys. Rev. B 56, 15654-15664 (1997).

5. "Energy-loss rates of heavy and light charged particles in a two-dimensional electron gas", A. Bergara, I. Nagy and P.M. Echenique, Phys. Rev. B 55, 12864-12867 (1997).

4. "A model for velocity-dependent screening", I. Nagy and A. Bergara, Nucl. Instr. and Methods B 115, 58-61 (1996).

3. "Nonlinear quantum hydrodynamic model of the electron gas", A. Bergara, J.M. Pitarke and R.H. Ritchie, Nucl. Instr. and Methods B 115, 70-74 (1996).

2. "Nonlinear wake in the random-phase approximation", A. Bergara and J.M. Pitarke, Nucl. Instr. and Methods B 96, 604-609 (1995).

1. "Nonlinear effects in the interactions of particles with matter", J.M. Pitarke, A. Bergara and R.H. Ritchie, Nucl. Instr. and Methods B 99, 187-191 (1995).