List of Publications

by

Sándor Varró

 

 

Articles

 

1.  J. Bergou, S. Varró: Wave functions of a free electron in an external field and their application in intense field interactions, II. Relativistic treatment.

J. Phys. A: Math. Gen. 13, 2823-2837 (1980) [ 1.620 ]

 

2.  J. Bergou, S. Varró: Optically induced band structure  of free electrons in an external plane wave field.

J. Phys. A: Math. Gen. 13, 3553-3559 (1981) [1.863 ]

 

3.        J. Bergou, S. Varró: Nonlinear scattering processes in the presence of a quantised radiation field: 

I.   Non-relativistic treatment.

J. Phys. A: Math. Gen. 14, l469-l482 (1981) [1.863 ]

 

4.        J. Bergou, S. Varró: Nonlinear scattering processes in the presence of a quantised radiation field:

 II. Relativistic treatment.

J. Phys. A: Math. Gen. 14, 2281-2303 (1981) [1.863 ]

 

5.  J. Bergou, S. Varró and M.V. Fedorov:  e-e scattering in the presence of an external field.

J. Phys. A: Math. Gen. 14, 2305-2315 (1981) [1.863 ]

 

6.  S. Varró:  Theoretical study of the interaction of free electrons with intense light.

( Ph.D. dissertation, 1981 ). (in Hungarian )

Hungarian Physical Journal XXXI, 399-454 (1983)

 

7. J. Bergou and S. Varró: On the quantummechanical states of  a  free charged particle in a uniform magnetic field and a laser field.

J. Phys. B: At. Mol. Phys. 15, L179-L184 (1982) [ 2.894 ]

 

8. J. Bergou  and  S. Varró:  Nonlinear  Bremsstrahlung  of electrons  in  the  presence  of  a magnetic and a laser field.

Appl. Phys. B28, 105 (1982) [ 1.000 ]

 

9. J. Bergou, F. Ehlotzky  and  S. Varró:  Charged particle scattering in a magnetic and a laser field and nonlinear Bremsstrahlung.

Phys. Rev. A26,470-479 (1982) [ 2.580 ]

 

10. J. Bergou,  S. Varró,  Gy. Farkas  and  M.V. Fedorov: Absorption  and  induced emission of quanta in an external inhomogeneous electromagnetic field by a free  electron.

ZhETF 85, 57-69 (1983) [ 1.378 ]

 

11. S. Varró, F. Ehlotzky and J. Bergou: Scattering of light by an electron in the presence of a magnetic field and a strong microwave field.

J. Phys. B: At. Mol. Phys. 17, 483-491 (1984) [ 2.463 ]

 

12. S.Varró: Coherent states of an electron in a homogeneous constant  magnetic  field  and  the  zero magnetic field limit.

J. Phys. A: Math. Gen. 17, 1631-1638 (1984) [ 2.381 ]

 

13. S. Varró and F. Ehlotzky: Classical limit of nonrelativistic Compton scattering in external fields.

J. Phys. B: At. Mol. Phys.17, L759-L764 (1984) [ 2.463 ]

 

14. S. Varró and F. Ehlotzky:  Classical limit of Compton scattering and electron scattering in external fields.

J. Phys. B: At. Mol. Phys. 18, 3395-3406 (1985) [ 2.587 ]

 

 

 

15. Z. Gy. Horváth and S. Varró: Modes in wall-reflection planar halo lasers

Optica Acta 32, 1125-1144 (1985) [ 0.861 ]

 

16. O.T. Serimaa,  J. Javanainen  and  S. Varró:  Gauge-independent Wigner functions: General formulation.

Phys. Rev. A33, 2913-2927 (1986) [ 2.363 ]

 

17. F.A. Hopf, J. Bergou  and  S. Varró:  Transient and asymptotic small-signal gain in laser amplifiers.

Phys. Rev. A34, 4821-4828 (1986) [ 2.363 ]

 

18. J. Javanainen,  S. Varró  and  O.T. Serimaa: Gauge-independent  Wigner  functions :  II. Inclusion  of radiation  reaction.

Phys. Rev. A35, 2791-2805 (1987) [ 2.639 ]

 

19. S. Varró and F. Ehlotzky: Generalized coherent states for electrons in external fields  and  application to potential scattering.

Phys. Rev. A36, 497-509 (1987) [ 2.639 ]

 

20. S. Varró and F. Ehlotzky: Scattering by a hard sphere in a laser field. 

Z. Physik D8, 211-217 (1988) [ 1.951 ]

 

21. W. Schleich, R.J. Horowicz and S. Varró: A bifurcation  in  the  phase probability distribution  of a highly squeezed state.

Phys. Rev. A40, 7405-7408 (1989) [ 2.292 ]

 

22. S. Varró:  Scattering processes of free electrons in laser fields and magnetic fields. (Habilitationsschrift, l985)

Hungarian Physical Journal XXXVI, 409-480 (1990) (in Hungarian)

 

23. S. Varró and F. Ehlotzky: Scattering of electrons by a one-dimensional square-well  potential  in  a powerful low-frequency radiation field.

J. Opt. Soc. Am. B7,537-544 (1990) [ 2.357 ]

 

24. S. Varró and F. Ehlotzky: Thomson scattering in strong external fields.

Z. Physik D22, 619-628 (1992) [ 1.416 ]

 

25. R. Daniele, G. Ferrante, E. Fiordilino and S. Varró: Photoelectric effect from a metal surface: a revisited theoretical model,

J. Opt. Soc. Am. B9, 1916-1921 (1992) [ 2.276 ]

 

26. S. Varró and F. Ehlotzky: Scattering of electrons by a cylindrical potential well in a powerful low-frequency radiation field.

Nuovo Cimento B107, 1221-1238 (1992) [ 0.408 ]

 

27. S. Varró and F. Ehlotzky: Free-free transitions in a bichromatic laser field.

Phys. Rev. A47, 715-718 (1993) [ 2.271 ]

 

28. S. Varró  and  F. Ehlotzky:  Potential scattering of electrons in a bichromatic laser field of frequencies w  and  2w  or  w  and  3w.

Optics Communications 99,177-184 (1993) [ 1.110 ]

 

29. S. Varró and F. Ehlotzky:  Generation  of  harmonics treated by a new integral equation method.

Canadian J. Phys. 71, 340-346 (1993) [ 0.327 ]

 

30. S. Varró and F. Ehlotzky: A new integral equation for treating high-intensity multiphoton processes.

Nuovo Cimento D15, 1371-1396 (1993) [ 0.390 ]

 

31. S. Varró and F. Ehlotzky:  Higher-harmonic generation from a metal surface in a powerful laser field.

Phys. Rev. A49, 3106-3109 (1994) [ 2.292 ]

 

 

32. S.Varró and F. Ehlotzky: Generation of harmonics during scattering of laser radiation form a metal surface having an artificially large work function.

 J. Phys. B : At. Mol. Opt. Phys. 28, 121-129 (1995) [ 2.245 ]

 

33. S. Varró and F. Ehlotzky: Coherent phase control of free-free transitions in bichromatic laser fields.

 J. Phys. B : At. Mol. Opt. Phys. 28, 1613-1622 ( 1995 ) [ 2.245 ]

 

34. S. Varró and F. Ehlotzky: Phase-dependent on- and off-shell effects in reflection of electrons from an impenetrable potential wall in a bichromatic laser field.

J. Phys. B : At. Mol. Opt. Phys. 28, 2729-2744 ( 1995 ) [ 2.245 ]

 

35. S. Varró and F. Ehlotzky: Remark on polarization effects in small-angle electron scattering by helium atoms in a CO2 laser field.

Phys. Letters A203, 203-208 ( 1995 ) [ 1.190 ]

 

36. S. Varró and F. Ehlotzky: Small-angle scattering of slow electrons by helium atoms in a CO2 laser field :

A collective model.

J. Phys. B : At. Mol. Opt. Phys.  28, L673 - L679 ( 1995 ) [ 2.245 ]

 

37. S. Varró and F. Ehlotzky : Higher  harmonic generation at metal surfaces by powerful femtosecond laser pulses.

Phys. Rev. A54 , 3245-3249 (1996) [ 2.321 ]

 

38. S. Varró and F. Ehlotzky : Effect of target-dressing in free-free transitions in a  bichromatic laser field.

J. Phys. B : At. Mol. Opt. Phys. 30 , 1061-1070 (1997) [ 2.442 ]

 

39. S. Varró and F. Ehlotzky : Higher harmonic generation at metal surfaces by powerful bichromatic laser fields.

Phys. Rev. A56 , 2439-2442 (1997) [ 2.764 ]

 

40. S. Varró and F.Ehlotzky : The multiphoton photo-effect and harmonic generation at metal surfaces.

J. Phys. D : Appl. Phys. 30 , 3071-3078 (1997) [ 1.090 ]

 

41. S. Varró and F.Ehlotzky : High-order multiphoton ionization at metal surfaces by laser fields of moderate power.

Phys. Rev. A57 , 663-666 (1998) [ 2.684 ]

 

42. S. Varró and F. Ehlotzky : Redistribution of electron energies at the interface between laser-radiation-filled space and vacuum.

J. Phys. B : At. Mol. Opt. Phys. 31 , 2145-2151 (1998) [ 2.268 ]

 

43. S. Varró, Gy. Farkas and F. Ehlotzky : Generation of x-rays by irradiating metal surfaces with a powerful laser beam in the presence of a strong static electric field.

Optics Communication ,  172 , 47-53 (1999) [ 1.206 ]

 

44. S. Varró, Gy. Farkas and F. Ehlotzky :  High-order harmonic generation at metal surfaces in the presence of a strong static electric field.

Laser Physics, 10 , 326-329 (2000) [ 0.631 ]

 

45. K. Gál and S. Varró : Polarization properties of high harmonics generated on solid surfaces.

Optics Communication , 198 , 419-431 (2001) [ 1.482 ]

 

46. Schwengelbeck U, Plaja L, Conejero Jarque E, Roso L, Varró S and Farkas Gy : Prediction of step-like occupation and inversion of states in thin films exposed to laser pulses.

J. Phys. B:At. Mol.Opt.Phys. 35 , L181-L185 (2002) [ 1.724 ]

 

 

 

 

 

 

 

47. Varró S and Javanainen J : Gauge-independent quantum dynamics on phase-space of charged scalar particles.

Fortschritte der Physik, 51 , No. 2-3, 236-241 (2003) [ 0.671 ]

 

48. Varró S and Javanainen J : Gauge-invariant relativistic Wigner functions.

Journal of Modern Optics B, 5, S402-S406 (2003) [ 1.213 ]

 

49. Varró S : Scattering of a few-cycle laser pulse on a thin metal layer : the effect of the carrier-envelope phase difference.

Laser Physics Letters, 1 No. 1-2, 42-45 (2004) , DOI 10.1002/lapl.200310010 [ 0.765 ]

 

50. Varró S, Gál K and Földes I B : Intensity dependent anomalous transmittivity of thin plasma layers.

Laser Physics Letters, 1 No. 3, 111-114 (2004) , DOI 10.1002/lapl.200310032 [ 0.765 ]

 

51.  Varró S, Javanainen J : Gauge-invariant relativistic Wigner functions in external electromagnetic fields.

Acta Phys. Hung. B 20 /1-2, Quantum Electronics, 15-23 (2004)

 

52. Varró S : Einstein’s fluctuation formula. A historical overview.

Fluctuation and Noise Letters, 6 , No.2, R11-R46 (2006) [0.650],

DOI: 10.1142/S0219477506003379 ,

http:// arxiv.org : quant-ph/0611023

 

53. Varró S : A study on black-body radiation: classical and binary photons.

Acta Physica Hungarica B: Quantum Electronics 26, Nos. 3-4., 365-389 (2006) [0.154],

DOI: 10.1556/APH.26.2006.3-4.18

http://arxiv.org : quant-ph/0611010

 

54. Varró S : Irreducible decomposition of Gaussian distributions and the spectrum of black-body radiation.

Physica Scripta, 75, 160-169 (2007) [1.240],

DOI: 10.1088/0031-8949/75/2/008

http://arxiv.org : quant-ph/0610184

 

55. Varró S : Reflection of a few-cycle laser pulse on a metal nano-layer: generation of phase dependent wake-fields.

Laser Physics Letters, 4 , No. 2, 138-144 (2007) [1.225],

DOI: 10.1002/lapl.200610095

http://arxiv.org : physics/0610229

 

56. Varró S : Scattering of a few-cycle laser pulse by a plasma layer : the role of the carrier-envelope phase difference at relativistic intensities.

Laser Physics Letters, 4, No. 3, 218-225 (2007) [1.225],

DOI: 10.1002/lapl.20060096

http://arxiv.org : physics/0610225

 57. Varró S : Linear and Nonlinear Absolute Phase Effects in Interactions of Ulrashort Laser Pulses with a Metal Nano-Layer or with a Thin Plasma Layer.

Laser and Particle Beams, 25, No. 3, 379-390 (2007) [3.958],

DOI: 10.1017/S0263034607000250

http://arxiv.org : physics/0610266



58. Dahl J P, Varró S, Wolf A, Schleich W P : Wigner functions of s-waves.

Phys. Rev. A 75, 052107 (2007) (21 pages) [ 2.997 ],

DOI: 10.1103/PhysRevA.75.052107



59. Dahl J P, Varró S, Wolf A, Schleich W P : Weyl-Wigner correspondence in two space dimensions.

Journal of Modern Optics, 54, Nos. 13-15, 2017-2032 (2007) [ 1.189 ],

DOI: 10.1080/09500340701336535


60. Kroó N, Varró S, Farkas Gy, Oszetzky D, Nagy A and Czitrovszky A : Quantum metal optics.

Journal of Modern Optics, 54, Nos. 16-17, 2679-2688 (2007) [ 1.189 ],

DOI: 10.1080/09500340701606978


61. Varró S : Correlations in single-photon experiments.

Fortschritte der Physik, 56, No. 1, 91-102 (2008) [2.007]

DOI: 10.1002/prop.200710396

http://arxiv.org : arXiv: 0707.1305v1 [quant-ph]


62. Varró S and Farkas Gy : Attosecond electron pulses from interference of above-threshold de Broglie waves.

Laser and Particle Beams, Vol. 26, No.1, 9-19 (2008) [4.500],

DOI: 10.1017/S0263034608000037

http://arxiv.org : arXiv: 0705.0212v1 [physics.plasm-ph]


63. Varró S : Entangled photon-electron states and the number-phase minimum uncertainty states of the photon field.

New Journal of Physics, 10, 053028 (2008) [3.754]

DOI: 10.1088/1367-2630/10/5/053028

http://arxiv.org : arXiv: 0712.3849v1 [quant-ph]


64. Kroó N, Farkas Gy, Dombi P, Varró S : Nonlinear processes induced by the enhanced, evanescent field of surface plasmons excited by femtosecond laser pulses.

OPTICS EXPRESS 21657, 16, No.26, (6 pages) (2008)

DOI:


65. Kroó N, Varró S, Farkas Gy, Dombi P, Oszetzky D, Nagy A, Czitrovszky A: Nonlinear Plasmonics. Journal of Modern Optics, 55, (19-20), pp. 3203 - 3210. (2008)

DOI: 10.1080/095003408024288272



 

Conference Proceedings

 

1.  J. Bergou, F. Ehlotzky and S. Varró: Charged particle scattering in a magnetic and a laser field and nonlinear bremsstrahlung.

in Proceedings of the SASP '82  (Symposium on Atomic and Surface Physics,  Maria Alm/Salzburg, 7-13 February, 1982, Austria). Eds.: W. Lindinger, F. Howorka, T.D. Mark and F. Egger, pp. 195-199

 

2. J. Bergou  and  S. Varró:  Electron states in constant magnetic field  and  the zero field limit in potential scattering.

in Proceedings of Seminar on Fundamentals of Laser Insteractions  (Obergurgl,   February 24 -March 2, 1985, Austria). Ed.:  F. Ehlotzky, pp. 279-281 (Springer-Verlag, Berlin, 1985)

 

3. S. Varró: Hydrogen atom in a strong radiation field: Non-perturbative analytic solutions.

in Proceedings of Seminar on Fundamentals of Laser Interactions II. (Obergurgl,   February 24 -March 2, 1988, Austria).  Ed.: F. Ehlotzky, pp. 293-294.(Springer-Verlag, Berlin, 1989)

 

4. S. Varró: Joint distributions of quantized action-angle variables.

in Proceedings of the 1st National Symposium on Quantum  Electronics. (Budapest, 31 October,  1991, Hungary) paper P1 (KFKI, Budapest, 1991) (in Hungarian)

 

5. S. Varró:  Synchrotron laser. 

in Proceedings of the 1st National Symposium on Quantum Electronics. (Budapest, 31 October, 1991, Hungary) paper P22 (KFKI, Budapest, 1991) (in Hungarian)

 

6. S. Varró and G. Kocsis: Classical motion of a charged particle  in  the  presence of a static,  homogeneous magnetic field and a linearly frequency-shifted electromagnetic plane wave.

in  Proceedings  of  the  3rd European Particle Accelerator Conference (EPAC'92) (24-28 March, 1992, Berlin).Eds. : H. Henke, H. Homeyer and Ch. Petit-Jean Genaz, pp. 964-966 (Editions Frontieres, France, 1992)

 

7. S. Varró:  Synchrotron radiation in the presence of a perfect cylindrical mirror. 

in Proceedings of the 3rd European  Particle  Accelerator  Conference (EPAC'92) (24-28 March, 1992, Berlin).Eds.: H. Henke, H. Homeyer and Ch. Petit-Jean Genaz,  pp.  209-211(Editions  Frontieres, France, 1992)

 

8. S. Varró: On the unitary continuation of the exponential phase operator.

in  Proceedings of the II. Central European Workshop on Quantum Optics ( 5 August, 1994, Budapest  ) .

Ed. : J. Janszky , p. 36. ( Research  Laboratory for Crystal Physics, Budapest, 1994  )

 

9. S. Varró: Higher-harmonic generation at a metal surface.

in Kvantumelektronika'94 , Proceedings of the 2nd National Symposium on Quantum Electronics. (19.October, 1994.  Budapest). Eds.: L. Csillag, Z. Füzessy and S. Varró, paper P23 ( KFKI, Budapest, 1994)

(in Hungarian)

 

10. S. Varró: Phase-controlled multiphoton bremsstrahlung in a bichromatic laser field.

in Kvantumelektronika'94 , Proceedings of the 2nd National Symposium on Quantum Electronics.

(19. October, 1994. Budapest). Eds.: L.Csillag, Z. Füzessy and S. Varró, paper P24 ( KFKI, Budapest, 1994)

(in Hungarian)

 

11. S.Varró and F. Ehlotzky:Higher harmonic generation form a me tal    surface in a powerful     laser field.

in Multiphoton Processes, Eds.: D.K.  Evans and S.L. Chin, p. 245. (World Scientfic Publ. Co. , London, 1994)

 

12. S.Varró  and F. Ehlotzky: Potential Scattering of  electrons in a bichromatic laser field of   frequecies w and   2w  or w and 3w.

in Multiphoton Processes, Eds. : D. K. Evans and S. L. Chin, p. 93. ( World Scientific Publ. Co. , London,1994)

 

13. S. Varró and F. Ehlotzky : Generation of higher harmonics at metal surfaces by high intensity femtosecond laser pulses.

in Kvantumelektronika'97 , Proceedings of the 3rd National Symposium on Quantum Electronics.

(30. October, 1997. Budapest). Ed.: S. Varró, paper P23 ( KFKI, Budapest, 1997 ) ( in Hungarian )

 

14. S. Varró and F. Ehlotzky : Generation of high energy electrons in many-photon surface photoelectric effect.

in Kvantumelektronika'97 , Proceedings of the 3rd National Symposium on Quantum Electronics.

(30. October, 1997. Budapest). Ed. : S. Varró, paper P24 ( KFKI, Budapest, 1997 ) ( in Hungarian )

 

15. S. Varró : Gauge transformations of the Moyal equation of a quantized oscillator.

in Kvantumelektronika'97 , Proceedings of the 3rd National Symposium on Quantum Electronics.

(30. October, 1997. Budapest). Ed. : S. Varro, paper P39 ( KFKI, Budapest, 1997 ) ( in Hungarian )

 

16. S. Varró and Gy. Farkas : Electron emission at metal surfaces induced by an infrared laser.

in Kvantumelektronika 2000 , Proceedings of the 4th National Symposium on Quantum Electronics.

(3. November, 2000. Budapest). Ed.: S. Varró, paper P20 ( SZFKI, Budapest, 2000 ) ( in Hungarian )

 

17. S. Varró and Gy. Farkas : Generation of high energy x – ray pulses by intense laser light at metal surfaces.

in Kvantumelektronika 2000 , Proceedings of the 4th National Symposium on Quantum Electronics.

(3. November, 2000. Budapest). Ed. : S. Varró, paper P21 ( SZFKI, Budapest, 2000 ) ( in Hungarian )

 

18. G. Veres, J. Bakos, I. Földes, K. Gál, G. Kocsis, E. Rácz, S. Szatmári and S. Varró : Polarization properties of harmonics generated in solid state laser plasmas.

in Kvantumelektronika 2000 , Proceedings of the 4th National Symposium on Quantum Electronics.

(3. November, 2000. Budapest). Ed. : S. Varró, paper P20 ( SZFKI, Budapest, 2000 ) ( in Hungarian )

 

19.  K. Gál and  S. Varró : Single Electron Model of Second and Third Harmonic Generation on Solid Surfaces.

Proceedings of the XXVI. European Conference on Laser Interaction with Matter ( ECLIM 2000, Prague, Czech Republic, 12-16 June, 2000 )

 

20. K. Gál, S. Varró and I. B. Földes : Anomalous transparency induced by high intensity laser pulses.

Proceedings of the 19th IAEA Fusion Energy Conference (Lyon, France, 14-19 October, 2002)

 

21. Varró S : 100 years of the photon. The first steps and some later developmemts. (in Hungarian: A foton 100 éve. Kezdő lépések és néhány fejlemény.) in the Proceedings of the VII Spring School on Quantum Electronics:  The latest results of quantum optics and electronics (31 May-3 June, Balatonfüred, Hungary, 2005) (in Hungarian: A Kvantumoptika és - Elektronika Legújabb Eredményei. )Eds.: Zs. Heiner and K. Osvay,  pp. 9-35  (SZTE, Szeged, 2006 )

 

Books, Book Chapters

 

1.  S. Varró: Quantum Optics.

in Field Theoretical Methods in Physics.  (ELTE, Budapest, 1981) (in Hungarian)

 

2. S. Varró:  Quantum theory  of  optical coherence. 

in Foundation of quantum electronics. Ed.: S. Varró, pp. 51-73  (KFKI, Budapest, 1985) (in Hungarian)

 

3. S. Varró: The spontaneous emission properties of the Dicke model.

in Foundation of quantum electronics. Ed.: S. Varró,  pp. 89-103  (KFKI, Budapest, 1985) (in Hungarian)

 

4. S. Varró:   Free electron  lasers.  

in  Lasers. Ed.: S. Varró,  pp. 239-259  (KFKI Budapest, 1986) (in Hungarian)

 

 

5. W. Schleich, R.J. Horowicz and S. Varró:  A bifurcation in squeezed state physics: But how ? or Area- of - overlap  in  phase  space as a guide to  the phase  distribution  and  the  action-angle  Wigner function of a squeezed state.

in Quantum Optics V. Eds.: J.D.Harvey  and  D.F.Walls,  pp. 133-142.(Springer, Heidelberg, 1989)

 

6. W. Schleich, J.P. Dowling, R.J. Horowicz and S. Varró: Asymptotology  in  quantum  optics. 

in  New Frontiers in Quantum Optics and Quantum Electrodynamics. Ed.: A.O. Barut, pp. 3l-46

 (Plenum Press, New York, 1990)

 

7. S. Varró and Gy. Farkas : Photon-electron interactions in high-intensity laser fields.

in Quantum Electronics . Ed.: S. Varró, pp 41-58 (KFKI, Budapest, 1995) ( in Hungarian )

 

8. S. Varró : Nonlinear Processes in Strong Laser Fields. In the series of  Lecture Notes on Theoretical Physics. Ed.: F. Iglói, III. / 3. pp. 1-69 (JATE, Szeged, 1996) ( in Hungarian )

 

9. S. Varró and Gy. Farkas : Appearance of electron and light spectra of discrete structure in the presence of superintense laser fields. ( in Hungarian )

in Lectures of the General Meeing 1998, pp. 661-668  ( Hungarian Academy of Sciences, Budapest, 1999 )

 

 

10. Varró S : 100 years of the photon : I. The first steps and some later developments. (in Hungarian)

in The latest results of quantum optics and electronics. Eds.: Zs. Heiner and K. Osvay,  pp. 9-35  ( SZTE, Szeged, 2006 ) (Proceedings of the VII Spring School on Quantum Electronics, Organized by the Roland Eötvös Physical Society, 31 May – 3 July 2005., Balatonfüred, Hungary)

 

 

Book of Abstracts, Talks

 

 

1. S. Varró and F. Ehlotzky: Classical limit of nonrelativistic Compton scattering in external fields.

in Book of Abstracts of  the 3rd International Conference on Multiphoton Processes (Crete, September, 5-11, 1984, Greece) paper D5.

 

2. S. Varró and F. Ehlotzky: Generalized coherent states for electrons in external fields  and  application to multiphoton free-free transitions. 

in  Book of Abstracts of the 4th  International Conference on Multiphoton Processes (Boulder, Colorado, July 13-17, 1987, USA) pp. 192-193.

 

3. S. Varró  and  F. Ehlotzky:  Electron scattering by a cylindrical potential, in a strong low-frequency laser field. 

in Book of Abstracts of the 5th International Conference on Multiphoton Processes (September 24-28, 1990, Paris, France) p. 130.

 

4. S. Varró:  Gauge-invariant  relativistic  phase-space dynamics  of  charged  spin-0  particles  in  external electromagnetic fields.

in Book of Abstracts of the 2nd International Wigner Symposium (July 15-20, 1991, Goslar, Germany) paper 16P.20  (Arnold-Sommerfeld-Institut,  Clausthal, 1991)

 

5. S. Varró and F. Ehlotzky : Effect of target-dressing in free-free transitions in a  bichromatic laser field.

in Book of Abstracts of the 7th International Conference on Multiphoton Processes (Garmisch-Partenkirchen, Germany, 30 Sept.-4 Oct. 1996.) No. A102

 

6. S. Varró and F. Ehlotzky : Higher  harmonic generation at metal surfaces by powerful femtosecond laser pulses.

in Book of Abstracts of the 7th International Conference on Multiphoton Processes (Garmisch-Partenkirchen, Germany, 30 Sept.-4 Oct. 1996.) No. A102

 

8. S. Varró and F. Ehlotzky : Redistribution of electron energies at the interface between laser-radiation-filled space and vacuum.

in Book of Abstracts of the 7th International Workshop on Laser Physics (Berlin, Germany, 6-10 July, 1998)

 

9. S. Varró and Gy. Farkas : Appearance of electron and light spectra of discrete structure in the presence of superintense laser fields.

in Book of Abstracts of the Meeting of the Hungarian Physicists ( Gödöllő, Hungary, August 25-28, 1998. ) pp. 171-172 ( in Hungarian )

 

10. S. Varró, Gy. Farkas and F. Ehlotzky :  High-order harmonic generation at metal surfaces in the presence of a strong static electric field.

In Book of abstracts of the 8th International Laser Physics Workshop ( Budapest, Hungary, 2-6 July, 1999 )

 

11. S. Varró, Gy. Farkas and F. Ehlotzky : Generation of x-rays by irradiating metal surfaces with a powerful laser beam in the presence of a strong static electric field.

In Book of abstracts of the 8th International Conference on Multiphoton Processes ( Monterey, USA, 3-8 October, 1999 )

 

12. S. Varró and Gy. Farkas : High-harmonic generation at metal surfaces in a static electric field.

In Book of abstracts of the International Workshop and Seminar on Atomic Systems in Extreme Fields

( Dresden, Germany, 23-28 March, 2000 ) p. 24

 

 

13. S. Varró and Gy. Farkas : The effect of laser-induced oscillating double layers on multiphoton photoeffect.

In Book of abstracts of the International Workshop and Seminar on Atomic Systems in Extreme Fields

( Dresden, Germany, 23-28 March, 2000 ) p. 25

 

14. Gy. Farkas and  S. Varró : High-harmonic generation at metal surfaces in an external electrostatic field for attosecond pulse generation.

In Book of abstracts of the International Workshop and Seminar on Atomic Systems in Extreme Fields

( Dresden, Germany, 23-28 March, 2000 ) p. 5

 

15. Gy. Farkas and  S. Varró : New concepts in laser-free-electron interactions of laser accelerators ( up to 100 GeV ) and strong ( Terawatt ) x-ray sources.

In Book of abstracts of the International Workshop and Seminar on Atomic Systems in Extreme Fields

( Dresden, Germany, 23-28 March, 2000 ) p. 6

 

16. S. Varró : Extremely high nonlinearities at moderate laser intensities.

Invited talk presented at the International Workshop and Seminar on Atomic Systems in Extreme Fields

( Dresden, Germany, 23-28 March, 2000 )

 

17. S. Varró : Probability operator measure based on regular phase states.

Invited talk presented at the 7th Central European Workshop on Quantum Optics ( Balatonfüred, Hungary, 28 April – 1 May, 2000 ) in Book of abstracts : paper 63

 

18. S. Varró : Entangled photon-electron states.

In Book of abstracts of the 7th Central European Workshop on Quantum Optics ( Balatonfüred, Hungary, 28 April – 1 May, 2000 ) paper 64

 

19. S. Varró : Quantum phase uncertainties of optical fields.

Invited talk presented at the Dennis Gabor Memorial Conference and Symposium on Holography and and High Resolution Measurement Techniques ( Budapest, Hungary, 5-6 June, 2000 )

 

20. K. Gál and  S. Varró : Single Electron Model of Second and Third Harmonic Generation on Solid Surfaces.

In Book of abstracts of the XXVI. European Conference on Laser Interaction with Matter ( ECLIM 2000, Prague, Czech Republic, 12-16 June, 2000 )

 

21. S. Varró and K. Gál : Single Particle Analysis of Second and Third Harmonic Generation on Solid Surfaces.

Poster presented at the 27th European Physical Society Conference on Controlled Fusion and Plasma Physics ( 27th Fusion Budapest 2000, 12-16 June, 2000 ) paper PD 1

 

22. S. Varró  : The effect of laser-induced oscillating double layers on nonlinear photoemission at metal surfaces.

In Book of abstracts of the 9th Annual International Laser Physics Workshop ( LPHYS 2000, Bordeaux, France, 17-21 July, 2000 )

 

23. S. Varró  : Regular phase states for a probability operator measure.

In Book of abstracts of the 9th Annual International Laser Physics Workshop ( LPHYS 2000, Bordeaux, France, 17-21 July, 2000 )

 

24. I. B. Földes, J. S. Bakos, K. Gál, G. Kocsis, E. Rácz, S. Szatmári, S. Varró and G. Veres : On polarization properties of harmonics generated in laser plasmas on solid surfaces.

In Book of abstracts of the XVth Europhysics Conference on Atomic & Molecular Physics of Ionized Gases

( XVth ESCAMPIG, Lillafüred, Hungary, 26-30 August, 2000 )

 

25. S. Varró, Gy. Farkas, Cs. Tóth, A. Kőházi-Kis,P. Agostini, G. Petite, Ph. Martin, J. M. Berset, J. M. Ortega : A new type of photoemission induced by infrared lasers.

In Book of abstracts of the Symposium on Perspectives and Results in the Optical Researches in Hungary and in International Projects ( Magyar Regula, Budapest, Hungary, 5-8 September, 2000 )

 

26. S. Varró, Gy. Farkas and F. Ehlotzky : Generation of high-energy x-rays by intense laser fields.

In Book of abstracts of the Symposium on Perspectives and Results in the Optical Researches in Hungary and in International Projects ( Magyar Regula, Budapest, Hungary, 5-8 September, 2000 )

 

 

28. K. Gál ,  S. Varró and I. Földes : Anomalous transparency of plasmas induced by high-intensity laser pulses.

Book of abstracts of the 19th IAEA Fusion Energy Conference, 14-19. 10. 2002., Lion, France

 

29. S. Varró : Laser-induced extrem nonlinearities at metal surfaces

Invited talk at the AMO Seminar of Department of Physics (University of Connecticut, Storrs, USA, 23 April, 2002)

 

30. S. Varró :  X-ray generation at metal surfaces by high intensity laser fields.

Invited talk at the Seminar of the Institute for Photonics (Technische Universitat Wien, Wien, Austria, 28 May, 2002)

 

31. S. Varró : Quantum Vlasov equation.

Talk presented at the Ringberg Meeting of the Laser Plasma Group of the MPQ ( Sloss Ringberg, Tegernsee, Germany, 24-28 June, 2002)

 

32. S. Varró and J. Javanainen : Gauge-invariant relativistic quantum dynamics on phase-space of charged scalar particles in external electromagnetic fields.

Invited talk, Book of abstracts of  the 9th Central European Workshop on Quantum Optics, p.46 ( Szeged, Hungary, 3-6 May, 2002)

 

33. S. Varró, I. Bialynicki-Birula and W. Schleich : Hierarchy of wave functions and Wigner functions of a free particle of zero angular momentum in higher spatial dimensions.

Poster, Book of abstracts of the Wigner Centennial Conference, p. 203 (Pécs, Hungary, 8-12 July 2002)

 

34. S. Varró and J. Javanainen : Gauge-invariant relativistic Wigner functions.

Invited talk, Book of abstracts of the Wigner Centennial Conference, p. 204 (Pécs, Hungary, 8-12 July 2002)

 

35. S. Varró, K. Gál and I. B. Földes : Intensity-dependent anomalous transmittivity of thin plasma layers.

Poster, Book of abstracts of the 19th IAEA Fusion Energy Conference , PD/P-03 ( Lyon, France, 2003)

 

36. S. Varró : Scattering of a few-cycle laser pulse on a thin metal layer.

Conributed talk, Book of abstracts of the 12th International Laser Physics Workshop , p.93 ( Hamburg, Germany, 25-29 August, 2003)

 

35. S. Varró and Gy. Farkas : Nonlinear reflection and transmission of a few-cycle laser pulse on a thin metal layer.

Poster, Book of Abstracts of the Application of High Field and Short Wavelength Sources X. Topical meeting , p. 63 ( Biarritz, France, October 12-15, 2003 )

 

 

37. S. Varró, K. Gál and I. B. Földes : Intensity-dependent anomalous transmittivity of thin plasma layers.

Poster, Book of abstracts of the 12th International Laser Physics Workshop , p.172 ( Hamburg, Germany, 25-29 August, 2003)

 

38. Varró S : 100 years of the photon : I. The first steps and some later developments. (In Hungarian).

Invited talk presented at the VII Spring School on Quantum Electronics : The latest results of quantum optics and quantum electronics. (Organized by the Roland Eötvös Physical Society, 31 May – 3 June 2005., Balatonfüred, Hungary)

 

39. Varró S : A study on thermal radiation: classical and binary photons.

Invited talk presented at the 6th Joint Conference on Mathematics and Computer Science, Workshop on Quantum Information Processing  (Pécs, Hungary, July 12-15, 2006)

 

40. Varró S :  Reflection of a few-cycle laser pulse on a metal nano-layer: generation of phase dependent wake-fields.

Oral presentation,  Book of abstracts of the 15th International Laser Physics Workshop

(LPHYS’06) , p. 90 ( Lausanne, Switzerland, 24-28 July, 2006)

 

41. Varró S :  Scattering of a few-cycle laser pulse by a plasma layer: the role of the carrier-envelope phase difference at relativistic laser intensities.

Poster presentation,  Book of abstracts of the 15th International Laser Physics Workshop

(LPHYS’06) , p. 155 ( Lausanne, Switzerland, 24-28 July, 2006)

 

42. Varró S :  Linear and non-linear carrier-envelope phase difference effects in interactions of ultra-short laser pulses with a metal nano-layer or a plasma layer.

Invited talk, Book of Abstracts of the International Conference on the Interaction of Atoms, Molecules and Plasmas with Intense Ultrashort Laser Pulses (IAMPI2006), p. 47 (Szeged, Hungary, 1-5 October, 2006)

 

43. Varró S : A study on black-body radiation: classical and binary photons.

Talk presented at the Max-Planck-Institut für Quantenoptik (Garching, Germany, 29. November, 2006)

 

44. Varró S : A study on black-body radiation: classical and binary photons.

Talk presented at the Universität Ulm (Ulm, Germany, 7. December, 2006)

 

45. Kroó N, Czitrovszky A, Farkas Gy and Varró S : Quantum metal optics?

Invited talk, presented at the “Snowbird Conference 2007” (Snowbird, USA, 3-6 January, 2007)

 46. Varró S and Farkas Gy : Attosecond electron pulses from interference of above-threshold de Broglie waves.

Poster presentation, Book of abstracts of the 9th European Conference on Atomic and Molecular Physics

(ECAMP IX) , Mo1-7 ( Heraklion-Crete, Greece, 6-11 May, 2007)



47. Varró S : Decomposition of the Bose distribution of black-body radiation in term of fermion binary photons.

Poster presentation, Book of abstracts of the 9th European Conference on Atomic and Molecular Physics

(ECAMP IX) , Th4-1 ( Heraklion-Crete, Greece, 6-11 May, 2007)



48. Kroó N, Varró S, Farkas Gy and Czitrovszky A: Nonlinear plasmonics.

Invited talk, presented at the “Snowbird Conference 2008” (Snowbird, USA, 5-8 January, 2008)



49. Varró S : Planck and the special theory of relativity.

Talk presented in the memorial meeting at the Hungarian Academy of Sciences on the occasion of Max Planck’s 150. birthday (Budapest, 14 May, 2008)



50. Varró S : Max Planck and the special theory of relativity.

Talk presented at the Institute of Quantum Physics, Universität Ulm (Ulm, Germany, 27. May, 2008)



51. Varró S : Attosecond electron pulses from interference of above-threshold de Broglie waves.

Oral presentation, Book of abstracts of the 17th International Laser Physics Workshop

(LPHYS’08) , p. 106 ( Norway, Trondheim, June 30- July 4, 2008)



52. Varró S : Binary photons.

Oral presentation, Book of abstracts of the 17th International Laser Physics Workshop

(LPHYS’08) , p. 427 ( Norway, Trondheim, June 30- July 4, 2008)



53. Varró S : Correlations in single photon experiments.

Poster presentation, Book of abstracts of the 17th International Laser Physics Workshop

(LPHYS’08) , p. 452 ( Norway, Trondheim, June 30- July 4, 2008)



54. Varró S : The discoverer of the elementary quantum of action; thoughts on the occasion of the 150. birthday of Max Planck.

Talk presented at the Loránd Eötvös University (Budapest, 16. September, 2008)



55. Varró S : The first and the second theories of Max Planck.

Invited talk presented in Kvantumelektronika 2008 , Proceedings of the 6th National Symposium on Quantum Electronics.

(17. October, 2008. Budapest). Eds.: Ádám P, Kiss T and Varró S, paper M1 ( SZFKI, Budapest, 2008 )



56. Kroó N, Farkas Gy, Dombi P and Varró S: Nonlinear plasmonics.

Invited talk presented in Kvantumelektronika 2008 , Proceedings of the 6th National Symposium on Quantum Electronics.

(17. October, 2008. Budapest). Eds.: Ádám P, Kiss T and Varró S, paper M2 ( SZFKI, Budapest, 2008 )



57. Varró S and Farkas Gy : Attosecond electron pulses.

poster presentation in Kvantumelektronika 2008 , Proceedings of the 6th National Symposium on Quantum Electronics.

(17. October, 2008. Budapest). Eds.: Ádám P, Kiss T and Varró S, paper P36 ( SZFKI, Budapest, 2008)



 

Scientific dissemination papers

 

1. Varró S : The dual nature of light. Einstein and the photons. (in Hungarian: A fény kettős természete. Einstein és a fotonok.)

Természet Világa, 2006. I. Különszám : A fizika százada, 137. évf. pp. 38-43 (2006)

 

2. Varró S and Dombi P : The Nobel Prize in Physics 2005. (in Hungarian: A 2005. évi fizikai Nobel-díj. Kvantumoptika és szivárványfésű.)

Élet és Tudomány, LXI. évf., 18. szám,  pp. 560-563 (2006)

 

3. Varró S and Dombi P : The Nobel Prize in Physics 2005. (in Hungarian: Optikusok elismerése. A 2005. évi fizikai Nobel-díj.)

Természet Világa, 137. évf., 4. szám,  pp. 560-563 (2006)