Publications Ballai

    2017

  1. Ballai, I.; Pintér, B.; Oliver, R.; Alexandrou, M.
    Dissipative instability in a partially ionised prominence plasma slab
    Astronomy & Astrophysics, Volume 603, id.A78, 11 pp.
    ADS | Abstract
    X


  2. 2016

  3. Gyenge, N.; Ballai, I.; Baranyi, T.
    Statistical study of spatio-temporal distribution of precursor solar flares associated with major flares
    Monthly Notices of the Royal Astronomical Society, Volume 459, Issue 4, p.3532-3539
    ADS | Abstract
    X


  4. 2015

  5. Ballai, Istvan; Oliver, Ramon; Alexandrou, Marios
    Dissipative instability in partially ionised prominence plasmas
    Astronomy & Astrophysics, Volume 577, id.A82, 8 pp.
    ADS | Abstract
    X


  6. 2014

  7. Pardi, A.; Ballai, I.; Marcu, A.; Orza, B.
    Sausage Mode Propagation in a Thick Magnetic Flux Tube
    Solar Physics, Volume 289, Issue 4, pp.1203-1214
    ADS | Abstract
    X


  8. Balázs, L. G.; Gyenge, N.; Korsós, M. B.; Baranyi, T.; Forgács-Dajka, E.; Ballai, I.
    Statistical relationship between the succeeding solar flares detected by the RHESSI satellite
    Monthly Notices of the Royal Astronomical Society, Volume 441, Issue 2, p.1157-1165
    ADS | Abstract
    X


  9. 2013

  10. Orza, B.; Ballai, I.
    The P1/P2 period ratio for kink oscillations of an asymmetrical coronal loop
    Astronomische Nachrichten, Vol.334, Issue 9, p.948
    ADS | Abstract
    X


  11. Murawski, K.; Ballai, I.; Srivastava, A. K.; Lee, D.
    Three-dimensional numerical simulation of magnetohydrodynamic-gravity waves and vortices in the solar atmosphere
    Monthly Notices of the Royal Astronomical Society, Volume 436, Issue 2, p.1268-1277
    ADS | Abstract
    X


  12. 2012

  13. Orza, B.; Ballai, I.; Jain, R.; Murawski, K.
    The effect of the environment on the P1/P2 period ratio for kink oscillations of coronal loops
    Astronomy & Astrophysics, Volume 537, id.A41, 10 pp.
    ADS | Abstract
    X


  14. Ballai, I.; Orza, B.
    Transverse kink oscillations of expanding coronal loops
    Astronomy & Astrophysics, Volume 545, id.A118, 8 pp.
    ADS | Abstract
    X


  15. 2011

  16. Ballai, I.; Forgács-Dajka, E.; Douglas, M.
    Magnetoacoustic surface gravity waves at a spherical interface
    Astronomy & Astrophysics, Volume 527, id.A12, 8 pp.
    ADS | Abstract
    X


  17. Ballai, Istvan; Ruderman, Michael S.
    Nonlinear Effects in Resonant Layers in Solar and Space Plasmas
    Space Science Reviews, Volume 158, Issue 2-4, pp. 421-450
    ADS | Abstract
    X


  18. Ballai, I.; Jess, D. B.; Douglas, M.
    TRACE observations of driven loop oscillations
    Astronomy & Astrophysics, Volume 534, id.A13, 6 pp.
    ADS | Abstract
    X


  19. 2010

  20. Ballai, István; Forgács-Dajka, Emese
    The dynamical solar atmosphere
    Journal of Physics: Conference Series, Volume 218, Issue 1, id. 012002 (2010).
    ADS | Abstract
    X


  21. Terradas, J.; Goossens, M.; Ballai, I.
    The effect of longitudinal flow on resonantly damped kink oscillations
    Astronomy and Astrophysics, Volume 515, id.A46, 8 pp.
    ADS | Abstract
    X


  22. Clack, C. T. M.; Ballai, I.; Douglas, M.
    Resonant Absorption of Fast Magnetoacoustic Waves due to Coupling into the Slow and Alfvén Continua in the Solar Atmosphere
    Solar Physics, Volume 264, Issue 2, pp.311-327
    ADS | Abstract
    X


  23. 2009

  24. Clack, C. T. M.; Ballai, I.; Ruderman, M. S.
    On the validity of nonlinear Alfvén resonance in space plasmas
    Astronomy and Astrophysics, Volume 494, Issue 1, 2009, pp.317-327
    ADS | Abstract
    X


  25. Clack, Christopher T. M.; Ballai, Istvan
    Nonlinear resonant absorption of fast magnetoacoustic waves in strongly anisotropic and dispersive plasmas
    Physics of Plasmas, Volume 16, Issue 4, pp. 042305-042305-11 (2009).
    ADS | Abstract
    X


  26. Clack, Christopher T. M.; Ballai, Istvan
    Mean shear flows generated by nonlinear resonant Alfvén waves
    Physics of Plasmas, Volume 16, Issue 7, pp. 072115-072115-10 (2009).
    ADS | Abstract
    X


  27. 2008

  28. Marcu, A.; Ballai, I.; Orza, B.
    Thermally damped linear compressional waves in a 2D solar coronal model
    Waves & Oscillations in the Solar Atmosphere: Heating and Magneto-Seismology, Proceedings of the International Astronomical Union, IAU Symposium, Volume 247, p. 320-323
    ADS | Abstract
    X


  29. Douglas, M.; Ballai, I.
    MHD waves at a spherical interface modelling coronal global EIT waves
    Waves & Oscillations in the Solar Atmosphere: Heating and Magneto-Seismology, Proceedings of the International Astronomical Union, IAU Symposium, Volume 247, p. 251-254
    ADS | Abstract
    X


  30. Ballai, I.; Douglas, M.
    Coronal global EIT waves as tools for multiple diagnostics
    Waves & Oscillations in the Solar Atmosphere: Heating and Magneto-Seismology, Proceedings of the International Astronomical Union, IAU Symposium, Volume 247, p. 243-250
    ADS | Abstract
    X


  31. Clack, Christopher T. M.; Ballai, Istvan
    Nonlinear theory of resonant slow waves in anisotropic and dispersive plasmas
    Physics of Plasmas, Volume 15, Issue 8, pp. 082310-082310-12 (2008).
    ADS | Abstract
    X


  32. Ballai, I.; Douglas, M.; Marcu, A.
    Forced oscillations of coronal loops driven by EIT waves
    Astronomy and Astrophysics, Volume 488, Issue 3, 2008, pp.1125-1132
    ADS | Abstract
    X


  33. Mocanu, G.; Marcu, A.; Ballai, I.; Orza, B.
    The problem of phase mixed shear Alfvén waves in the solar corona revisited
    Astronomische Nachrichten, Vol.329, Issue 8, p.780
    ADS | Abstract
    X


  34. 2007

  35. Ballai, Istvan
    MHD waves in stratified and dissipative plasmas
    FIFTY YEARS OF ROMANIAN ASTROPHYSICS. AIP Conference Proceedings, Volume 895, pp. 141-146 (2007).
    ADS | Abstract
    X


  36. Marcu, A.; Ballai, I.
    Thermally Damped Waves in the Solar Corona
    FLOWS, BOUNDARIES, INTERACTIONS: Flows, Boundaries, and Interaction Workshop. AIP Conference Proceedings, Volume 934, pp. 64-70 (2007).
    ADS | Abstract
    X


  37. Ballai, Istvan
    Sampling the Coronal Magnetic Field
    FLOWS, BOUNDARIES, INTERACTIONS: Flows, Boundaries, and Interaction Workshop. AIP Conference Proceedings, Volume 934, pp. 44-53 (2007).
    ADS | Abstract
    X


  38. Douglas, M.; Ballai, I.
    MHD waves at a spherical interface modelling EIT waves
    Astronomische Nachrichten, Vol.328, Issue 8, p.769
    ADS | Abstract
    X


  39. Ballai, I.; Forgács-Dajka, E.; Marcu, A.
    Dispersive shock waves in the solar wind
    Astronomische Nachrichten, Vol.328, Issue 8, p.734
    ADS | Abstract
    X


  40. Erdélyi, R.; Ballai, I.
    Heating of the solar and stellar coronae: a review
    Astronomische Nachrichten, Vol.328, Issue 8, p.726-733
    ADS | Abstract
    X


  41. Forgács-Dajka, E.; Ballai, I.; van Driel-Gesztelyi, L.
    Editors' note
    Astronomische Nachrichten, Vol.328, Issue 8, p.725
    ADS | Abstract
    X


  42. Ballai, I.
    Global Coronal Seismology
    Solar Physics, Volume 246, Issue 1, pp.177-185
    ADS | Abstract
    X


  43. 2006

  44. Ballai, Istvan
    Diagnostics of local and global coronal magnetic field using global coronal waves
    Solar Activity and its Magnetic Origin, Proceedings of the 233rd Symposium of the International Astronomical Union held in Cairo, Egypt, March 31 - April 4, 2006, Edited by Volker Bothmer; Ahmed Abdel Hady. Cambridge: Cambridge University Press, 2006., pp.132-133
    ADS | Abstract
    X


  45. Marcu, A.; Ballai, I.; Pintér, B.
    Magnetohydrodynamic modes in a periodic magnetic steady state medium
    Astronomy and Astrophysics, Volume 449, Issue 3, April III 2006, pp.1193-1202
    ADS | Abstract
    X


  46. Ballai, Istvan; Erdélyi, Robert; Hargreaves, James
    Slow magnetohydrodynamic waves in stratified and viscous plasmas
    Physics of Plasmas, Volume 13, Issue 4, article id. 042108 8 pp. (2006).
    ADS | Abstract
    X


  47. Ballai, I.
    Nonlinear waves in solar plasmas - a review
    Journal of Physics: Conference Series, Volume 44, Issue 1, pp. 20-29 (2006).
    ADS | Abstract
    X


  48. 2005

  49. Marcu, A.; Ballai, I.
    Linear MHD waves in penumbral structures
    In: Proceedings of the British-Romanian-Hungarian N+N+N Workshop for Young Researchers on Plasma- and Astrophysics: from laboratory to outer space; Cluj-Napoca, Romania, 17-19 January, 2005; Publications of the Astronomy Department of the Eötvös University (PADEU), Edited by I. Ballai, E. Forgács-Dajka, A. Marcu and K. Petrovay, 2005, ISBN 963 463 557, ISSN 0238-2423, Vol. 15., p. 103
    ADS | Abstract
    X


  50. Ballai, I.
    Nonlinear waves in solar plasmas
    In: Proceedings of the British-Romanian-Hungarian N+N+N Workshop for Young Researchers on Plasma- and Astrophysics: from laboratory to outer space; Cluj-Napoca, Romania, 17-19 January, 2005; Publications of the Astronomy Department of the Eötvös University (PADEU), Edited by I. Ballai, E. Forgács-Dajka, A. Marcu and K. Petrovay, 2005, ISBN 963 463 557, ISSN 0238-2423, Vol. 15., p. 73
    ADS | Abstract
    X


  51. Ballai, I.; Forgács-Dajka, E.; Marcu, A.; Petrovay, K.
    British-Romanian-Hungarian N+N+N Workshop for Young Researchers on Plasma- and Astrophysics: from laboratory to outer space
    In: Publications of the Astronomy Department of the Eötvös University (PADEU), 2005, ISBN 963 463 557, ISSN 0238-2423, Vol. 15.
    ADS | Abstract
    X


  52. Ballai, I.; Chaplin, W.
    Seismology of the Sun: from the inner core to the corona
    The Observatory, Vol. 125, p. 224-227 (2005)
    ADS | Abstract
    X


  53. Chaplin, W. J.; Ballai, I.
    Chaplin, Ballai: Helioseismology: The sound of the Sun
    Astronomy & Geophysics, Volume 46, Issue , pp. 4.27-4.30.
    ADS | Abstract
    X


  54. Ballai, I.; Erdélyi, R.; Pintér, B.
    On the Nature of Coronal EIT Waves
    The Astrophysical Journal, Volume 633, Issue 2, pp. L145-L148.
    ADS | Abstract
    X


  55. Ballai, I.; Walker, S. N.
    What Processes can Damp Waves in Quiescent Prominences ?
    American Geophysical Union, Fall Meeting 2005, abstract #SH53A-1240
    ADS | Abstract
    X


  56. 2004

  57. Ballai, I.; Erdélyi, R.
    Damping of Coronal EIT Waves as a Tool for Plasma Diagnostics
    Proceedings of 'SOHO 13 - Waves, Oscillations and Small-Scale Transient Events in the Solar Atmosphere: A Joint View from SOHO and TRACE'. 29 September - 3 October 2003, Palma de Mallorca, Balearic Islands, Spain (ESA SP-547, January 2004). Compiled by: H. Lacoste, p.433
    ADS | Abstract
    X


  58. Ballai, I.
    Damping of Compressional Waves in Coronal Prominences
    Proceedings of 'SOHO 13 - Waves, Oscillations and Small-Scale Transient Events in the Solar Atmosphere: A Joint View from SOHO and TRACE'. 29 September - 3 October 2003, Palma de Mallorca, Balearic Islands, Spain (ESA SP-547, January 2004). Compiled by: H. Lacoste, p.211
    ADS | Abstract
    X


  59. Ballai, I.; Marcu, A.
    The effect of anisotropy on the propagation of linear compressional waves in magnetic flux tubes: Applications to astrophysical plasmas
    Astronomy and Astrophysics, v.415, p.691-703 (2004)
    ADS | Abstract
    X


  60. Ballai, I.
    Damping of coronal global waves
    In: Proceedings of the British-Hungarian N+N Workshop for Young Researchers On Computer processing and use of satellite data in astronomy and astrophysics and 3rd Workshop of Young Researchers in Astronomy & Astrophysics; Hungary, 3-7 February 2004; Publications of the Astronomy Department of the Eötvös University (PADEU), Edited by E. Forgács-Dajka, K. Petrovay and R. Erdélyi, 2004, ISBN 963 463 557, Vol. 14. p.153-164
    ADS | Abstract
    X


  61. Ballai, Istvan%a Thompson, M. J.; Christensen-Dalsgaard, J.
    Book Review: STELLAR ASTROPHYSICAL FLUID DYNAMICS / Cambridge University Press, 2003
    Astronomy & geophysics, vol. 45, no. 4, p. 45 (2004)
    ADS | Abstract
    X


  62. 2003

  63. Ballai, I.; Erdélyi, R.
    Challenges in Coronal Moreton waves
    In: Contributions to NATO Advanced Research Workshop Turbulence, Waves, and Instabilities in the Solar Plasma; Hungary, 16-20 September 2002; Publications of the Astronomy Department of the Eötvös University (PADEU), Edited by E. Forgács-Dajka, K. Petrovay and R. Erdélyi, 2003, ISBN 963 463 557, Vol. 13. p. 121-126
    ADS | Abstract
    X


  64. Ballai, I.; Thelen, J. C.; Roberts, B.
    Solitary waves in a Hall solar wind plasma
    Astronomy and Astrophysics, v.404, p.701-707 (2003)
    ADS | Abstract
    X


  65. Ballai, I.
    On dissipative effects in solar prominences
    Astronomy and Astrophysics, v.410, p.L17-L19 (2003)
    ADS | Abstract
    X


  66. Terra-Homem, M.; Erdélyi, R.; Ballai, I.
    Linear and non-linear MHD wave propagation in steady-state magnetic cylinders
    Solar Physics, v. 217, Issue 2, p. 199-223 (2003).
    ADS | Abstract
    X


  67. 2002

  68. Ballai, I.; Thelen, J.-C.; Roberts, B.
    Nonlinear Waves In The Solar Wind
    EGS XXVII General Assembly, Nice, 21-26 April 2002, abstract #724
    ADS | Abstract
    X


  69. Erdélyi, R.; Ballai, I.
    Dynamics of nonlinear resonant slow MHD waves in twisted flux tubes
    Nonlinear Processes in Geophysics, Volume 9, Issue 2, 2002, pp.79-86
    ADS | Abstract
    X


  70. Ballai, I.; Erdelyi, R.; Roberts, B.
    Compressional Waves In The Magnetosphere
    EGS XXVII General Assembly, Nice, 21-26 April 2002, abstract #722
    ADS | Abstract
    X


  71. Ballai, I.; Erdélyi, R.
    Nonlinear theory of resonant slow MHD waves in twisted magnetic flux tubes
    Journal of Plasma Physics, vol. 67, Issue 03, p.79-97
    ADS | Abstract
    X


  72. Ballai, I.; Erdélyi, R.; Voitenko, Y.; Goossens, M.
    Linear and nonlinear wave propagation in rarefied plasmas
    Physics of Plasmas, Volume 9, Issue 6, pp. 2593-2603 (2002).
    ADS | Abstract
    X


  73. Ballai, I.; Thelen, J. C.; Roberts, B.
    Wave damping in Hall plasmas: application to the solar wind
    In: SOLMAG 2002. Proceedings of the Magnetic Coupling of the Solar Atmosphere Euroconference and IAU Colloquium 188, 11 - 15 June 2002, Santorini, Greece. Ed. H. Sawaya-Lacoste. ESA SP-505. Noordwijk, Netherlands: ESA Publications Division, ISBN 92-9092-815-8, 2002, p. 345 - 348
    ADS | Abstract
    X


  74. Ballai, I.; Erdélyi, R.; Roberts, B.
    Ducted compressional waves in the magnetosphere in the double-polytropic approximation
    Annales Geophysicae, vol. 20, Issue 10, pp.1553-1558
    ADS | Abstract
    X


  75. Ballai, Istvan; Zhugzhda, Yuzef D.
    Extended Leibovich-Roberts equation in rarefied plasmas
    Physics of Plasmas, Volume 9, Issue 10, pp. 4280-4284 (2002).
    ADS | Abstract
    X


  76. 2001

  77. Erdélyi, R.; Ballai, I.
    Nonlinear Resonant MHD Waves in the Atmosphere of the Sun (CD-ROM Directory: contribs/erdelyi1)
    11th Cambridge Workshop on Cool Stars, Stellar Systems and the Sun, ASP Conference Proceedings, Vol. 223. Edited by Ramon J. Garcia Lopez, Rafael Rebolo, and Maria Rosa Zapaterio Osorio. San Francisco: Astronomical Society of the Pacific, ISBN: 1-58381-055-2, p.613
    ADS | Abstract
    X


  78. Erdélyi, R.; Ballai, I.; Goossens, M.
    Nonlinear resonant absorption of fast magnetoacoustic waves due to coupling into slow continua in the solar atmosphere
    Astronomy and Astrophysics, v.368, p.662-675 (2001)
    ADS | Abstract
    X


  79. 2000

  80. Ballai, I.; Erdélyi, R.; Goossens, M.
    Linear and nonlinear resonant interaction of sound waves in dissipative layers
    Journal of Plasma Physics, vol. 64, Issue 03, p.235-247
    ADS | Abstract
    X


  81. Ballai, István; Erdélyi, Róbert; Goossens, Marcel
    Linear and nonlinear waves in dilute plasmas
    WAVES IN DUSTY, SOLAR, AND SPACE PLASMAS. AIP Conference Proceedings, Volume 537, pp. 152-159 (2000).
    ADS | Abstract
    X


  82. Ballai, István; Erdélyi, Róbert; Goossens, Marcel
    Absorption of fast magnetosonic waves in the solar atmosphere in the limit of weak nonlinearity
    WAVES IN DUSTY, SOLAR, AND SPACE PLASMAS. AIP Conference Proceedings, Volume 537, pp. 144-151 (2000).
    ADS | Abstract
    X


  83. Ballai, I.; Erdélyi, R.; Goossens, M.
    Nonlinear theory of non-axisymmetric resonant slow waves in straight magnetic flux tubes
    Journal of Plasma Physics, vol. 64, issue 05, pp. 579-599
    ADS | Abstract
    X


  84. 1999

  85. Erdélyi, Róbert; Ballai, István
    Resonant Absorption of Nonlinear Slow MHD Waves in Isotropic Steady Plasmas - II. Application: Resonant Acoustic Waves
    Solar Physics, v. 186, Issue 1/2, p. 67-97 (1999).
    ADS | Abstract
    X


  86. Ballai, Istvan; Erdelyi, Robert
    Nonlinear Resonant MHD Waves In The Atmosphere Of The Sun
    8th SOHO Workshop: Plasma Dynamics and Diagnostics in the Solar Transition Region and Corona. Proceedings of the Conference held 22-25 June 1999 in CAP 15, 1-13 Quai de Grenelle, 75015 Paris, France. Sponsored by ESA, NASA, C.N.R.S.-I.N.S.U., Euroconferences, Institut d'Astrophysique Spatiale, Matra Marconi Space, SCOSTEP, Université Paris XI. ESA Special Publications 446. Edited by J.-C. Vial and B. Kaldeich-Schümann., p.155
    ADS | Abstract
    X


  87. Erdélyi, R.; Ballai, I.; Ruderman, M. S.
    Strongly Nonlinear Resonant MHD Waves in the Steady Solar Magnetic Canopy
    Magnetic Fields and Solar Processes. The 9th European Meeting on Solar Physics, held 12-18 September, 1999, in Florence, Italy. Edited by A. Wilson. European Space Agency, ESA SP-448, 1999. ISBN: 92-9092-792-5., p.263
    ADS | Abstract
    X


  88. 1998

  89. Ballai, I.; Ruderman, M. S.; Erdélyi, R.
    Nonlinear theory of slow dissipative layers in anisotropic plasmas
    Physics of Plasmas, Volume 5, Issue 1, pp. 252-260 (1998).
    ADS | Abstract
    X


  90. Ballai, Istvan; Erdelyi, Robert
    Resonant Absorption of Nonlinear Slow MHD Waves in Isotropic Steady Plasmas - I. Theory
    Solar Physics, v. 180, Issue 1/2, p. 65-79.
    ADS | Abstract
    X


  91. Ballai, I.; Erdélyi, R.; Ruderman, M. S.
    Interaction of sound waves with slow dissipative layers in anisotropic plasmas in the approximation of weak nonlinearity
    Physics of Plasmas, Volume 5, Issue 6, pp. 2264-2273 (1998).
    ADS | Abstract
    X