Journal Papers in Solid State Physics:

1992

1. K.I. Wysokiński and G. Litak, “Electron Correlations in Narrow Band Alloys: Hubbard Subbands and Cohesive Energies”, J. Phys.: Condens. Matter 4 (1992) 4935-4944.

2. G. Litak, K.I. Wysokiński, R. Micnas, S. Robaszkiewicz, “T_C Calculation of Disordered Superconductor with Local Pairing”, Physica C 199 (1992) 191- 201.

1994

3. T. Domański, G. Litak, K.I. Wysokiński, “Hole Superconductivity in Hubbard Subbands”, Phys. Rev. B 49 (1994) 12182-12187.

4. G. Litak and T. Domański, “Superconductivity with 'h Paring': Gap Parameter and Single Particle Tunneling”, Mod. Phys. Lett. B (1994) 149-157.

1995

5. G. Litak, P. Miller, B.L. Gyorffy, “A Recursion Method for Solving the Bogoliubov Equations for Inhomogeneous Superconductor”, Physica C 251 (1995) 263-273.

1996

6. G. Litak, B.L. Gyorffy, K.I. Wysokiński, “Spatial Fluctuations of the Pair Potential of Disordered Superconductors in the Strong Coupling Limit”, Mol. Phys. Rep.15/16 (1996) 87-90.

1998

7. G. Litak, B.L. Gyorffy, K.I. Wysokiński, “Charge and Order Parameter Fluctuations in Disordered Superconductors”, Physica C 308 (1998) 132-146.

8. G. Litak, A.M. Martin, B.L. Gyorffy, J.F. Annett and K.I Wysokiński, “Van Hove Singularity and D-Wave Pairing in Disordered Superconductors, Physica C 309 (1998) 257-262

1999

9. A.M. Martin, G. Litak, B.L. Gyorffy, J.F. Annett and K.I. Wysokiński, “Coherent Potential Approximation for D-wave Superconductor”, Phys. Rev. B 60 (1999) 7523-7535.

2000

10. G. Litak, J.F. Annett, B.L. Gyorffy, “Van Hove Singularity and Superconductivity in Disordered Sr₂RuO₄”, Acta Phys. Pol. A 97 (2000) 249-253.

11. G. Litak, B.L. Gyorffy, “Random Negative-U Hubbard Model”, Phys. Rev. B 62 (2000) 6629-6637.

2001

12. R. Moradian, J.F. Annett, B.L. Gyorffy and G. Litak, “Superconducting Alloys with Weak and Strong Scattering: Anderson's theorem and a Superconductor-Insulator Transition”, Phys. Rev. B 63 (2001) 024501.

13. M. Krawiec, T. Domański, G. Litak, K.I. Wysokiński, “Effects of Correlations and Disorder in Superconductors”, Mol. Phys. Rep. 34 (2001) 22-27.

14. G. Litak, “Disorder Induced Fluctuations of the Pairing Parameter in P-Wave Superconductors”, Acta Phys. Pol. B 32 (2001) 3411-3414.

2002

15. G. Litak, “Spatial Fluctuations of the Order Parameter in a Disordered Superconductor with P-wave Pairing”, Int. J. Modern Phys. B 16 (2002), 453-461.

16. G. Litak, “Van Hove Singularity and Superconductivity in Disordered Hubbard Model”, Phys. Stat. Sol. B 229 (2002) 1427-1449.

17. G. Litak, “Spatial Fluctuations of the Pairing Potential in Disordered Superconductors”, Physica C 371 (2002) 75-82.

18. J.F. Annett, G. Litak, B.L. Gyorffy, K.I. Wysokiński, “Interlayer Coupling and P-Wave Pairing in Strontium Ruthenate”, Phys. Rev. B 66 (2002) 134514.

2003

19. G. Litak, “Charge and Phase Fluctuations in Attractive Hubbard Model”, Physica C 387 (2003) 86-88.

20. K.I. Wysokiński, G. Litak, J.F. Annett, B.L. Gyorffy, “Spin Triplet Superconductivity in Sr₂RuO₄”, Phys. Stat. Sol. B 236 (2003) 325-331.

21. J.F. Annett, B.L. Gyorffy, G. Litak, K.I. Wysokiński, “Gap Nodes and Time Reversal Symmetry Breaking in Strontium Ruthenate”, Eur. Phys. J. B 36 (2003) 301-312.

2004

22. G. Litak, “Specific Heat of Disordered Superconductors Induced by Negative Centers”, J. Mag and Mag. Mat. 272-276 (2004) 966-967.

23. G. Litak, J.F. Annett, B.L. Gyorffy, K.I. Wysokiński, “Horizontal Line Nodes in Superconducting Sr₂RuO₄”, Phys. Stat. Sol. B 241 (2004) 983-989.

2005

24. G. Litak, “Variations of Pairing Potential and Charge Distribution in Presence of a Non-magnetic Impurity”, Physica B 359-361 (2005) 566-568.

25. G. Litak, M. Krawiec “'Pi State' Induced by Impurities with a Repulsive Interaction”, Phys. Stat. Sol. B 242 (2005) 438-442.

2006

26. G.Litak, ”Effect of Non-magnetic Disorder on a D-wave Superconductor in Presence of Van Hove Singularity”, Chin J. Phys. 44 (2006) 36-44.

27. J.F. Annett, G. Litak, B. L. Gyorffy, K. I. Wysokiński, “Spin-Orbit Coupling and Symmetry of the Order Parameter in Strontium Ruthenate”, Phys. Rev. B 73 (2006) 134501.

28. G. Litak, M. Krawiec, “Superconducting Pairing Amplitude and Local Density of States in Presence of Repulsive Centers”, Physica B 378-380 (2006), 434-436.

2007

29. G. Litak, M. Krawiec, ”Properties of the Pi State Induced by Imputities in a D-Wave Superconductor”, Physica C 460–462 (2007) 1066–1067.

30. J.F. Annett, G. Litak, B. L. Gyorffy, K. I. Wysokiński, “Magnetic Field Induced Rotation of the D-Vector in Sr2RuO4”, Physica C 460–462 (2007) 995–996.

31. K.I. Wysokiński, G. Litak, J.F. Annett, B.L. Gyorffy,”Superconducting Phases in Strontium Ruthenate”, Phys. Stat. Sol. B 244 (2007) 2415-2420.

32. G. Litak, K.I. Wysokiński, “Magnetic Field Orientation Effect in Specific Heat in a p-wave Superconductor”, Phys. Stat Sol. B 244 (2007) 2492–2496.

2008

33. J.F. Annett, B.L. Gyorffy, G. Litak, K.I. Wysokinski, “Magnetic Field Induced Rotation of the D-Vector in the Spin Triplet Superconductor Sr2RuO4”, Phys. Rev. B 78 (2008) 054511.

2009

34. G. Litak, “Charge Order versus Superconductivity in Inhomogeneous Systems”, Journal of Superconductivity and Novel Magnetism 22 (2009) 265–267.

2012

35. G. Litak, T. Ord, K. Rago, A. Vargunin, “Coherence Lengths for Superconductivity in the Two-Orbital Negative-U Hubbard Model”, Acta Physica Polonica A 121 (2012) 247-251.

36. G. Litak, T. Ord, K. Rago, A. Vargunin, “Band Filling Effects on Coherence Length and Penetration Depth in the Two-Orbital Negative-U Hubbard Model of Superconductivity”, Physica C 483 (2012) 30–33.

2014

37. G. Litak, T. Ord, K. Rago, A. Vargunin, “Orbital effects on characteristic lengths in a two-orbital superconductor”, Physica Status Solidi B, 10.1002/pssb.201349146 (2014).

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