Publications

• LeBlanc F., Hui-Bon-Hoa A., Khalack V. ``Stratification of the elements in atmospheres of blue horizontal-branch stars", Monthly Notices 2010, accepted ( arXiv:1007.4023v1 [2])
• Khalack V., LeBlanc F., Behr B. ``Observational data on vertical stratification of iron in atmospheres of BHB stars", Monthly Notices 2010, accepted ( arXiv:1005.2974v1 [3])
• Thiam M., LeBlanc F., Khalack V., Wade G.A. ``Abundances and stratification in the atmospheres of HgMn stars" [4], Monthly Notices 2010, 405, pp.1384-1396 ( arXiv:1002.3248v1 [5])
• Shavrina A.V., Glagolevskij Yu.V., Silvester J., Chuntonov G.A., Khalack V.R., Pavlenko Ya.V. 'Spots structure and stratification of helium and silicon in the atmosphere of He-weak star HD 21699' [6], Monthly Notices 2010, 401, pp.1882-1888 ( arXiv:0911.5588v1 [7])
• Glagolevskij Yu. V., Shavrina A. V., Silvester J., Chountonov G. A., Pavlenko Ya. V., Khalack V. R. ``Spot system and stratification of some chemical elements in the atmosphere of He-weak star HD 21699', Astrophysical Bulletin 2009, V64, Issue 2, pp.166-175
• Khalack V., LeBlanc F., Behr B.B., Wade G.A., Bohlender D. ``Vertical stratification of iron abundance in atmospheres of blue horizontal-branch stars" [8], Contrib. Astron. Obs. Skalnate Pleso 2008, V38, pp.417-418. (arXiv:0712.0809)
• Thiam M., Wade G.A., LeBlanc F., Khalack V.R. ``Search for abundance stratification in the atmospheres of HgMn stars" [9], Contrib. Astron. Obs. Skalnate Pleso 2008, V38, p.461-462.
• Khalack, V., LeBlanc, F., Behr, B.B., Wade, G.A., Bohlender, D., Wade, G.A., 2008, 'Search for vertical stratification of metals in atmospheres of blue horizontal-branch stars [10]', Astronomy & Astrophysics, vol. 477, p. 641-647 (+6 pages online)
• Khalack, V., LeBlanc F., Bohlender D., Wade G.A., Behr B.B. 2007, 'Vertical abundance stratification in HD 135485 [11]', Astronomy & Astrophysics, vol. 466, p. 667-673
• Thiam, M., Wade, G.A., LeBlanc, F., Khalack, V., 2007, "Search for abuance stratification in the atmospheres of HgMn stars", CP#AP Workshop (in press)
• Khalack, V., LeBlanc, F., Behr, B.B., Wade, G.A., Bohlender, D., 2007, "Vertical stratification in atmospheres of blue horizontal-branch stars", CP#AP Workshop (in press)
• Thiam, M., Wade, G.A., LeBlanc, F., Khalack, V., 2007, "Abundances and chemical stratification in the atmosphere of the HgMn star HD175640 [12]', Physics of Magnetic Stars, p. 363-368
• Khalack, V., LeBlanc, F., Wade, G.A., Bohlender, D., Behr, B.B., 2007, 'Nitrogen and Sulfur Abundance Stratification in HD135485 [13]', Physics of Magnetic Stars, p. 335-340
• Shavrina, A., Polosukhina, N., Khan, S., Pavlenko, Ya., Kudryavtsev, D., Khalak, V., Wade, G. A., Quinet, P., Mikhailitska, N., Lyubchik, Yu., Yushchenko, A., Hatzes, A., Mkrtichian, D., Ilyin, I. 2007, "Lithium and its isotopic ratio 6Li/7Li in the atmospheres of some sharp-lined roAp stars [14]", Physics of Magnetic Stars, p. 341-347
• Shavrina, A., Polosukhina, N., Khan, S., Pavlenko, Ya., Khalack, V., Lyubchik, Yu., Yushchenko, A., Gopka, V., Kudryavtsev, D., 2007, "Lithium in the atmospheres of slowly rotating roAp stars: γEqu and 33 Lib", Astrophysics and Cosmology After Gamow, edited by G. S. Bisnovaty-Kogan, S. Silich, E. Terlevich, R. Terlevich and A. Zhuk. ISBN: 978-1-904868-5. Published by Cambridge Scientific Publishers, Cambridge, UK, p.423
• Khalack V., Wade G.D., Mkrtichian D.E. "Non-uniform chromium distribution in the 78 Virgo stellar atmosphere", in Proc. of the conference "The Seventh Pacific Rim Conference on Stellar Astrophysics" held 1-5 November, 2005 in Sejong University, Seoul, Korea. Edited by Y.W. Kang, H.-W. Lee, K.-C. Leung, and K.-S. Cheng: ASP Conference Series, Vol. 362, p.258. San Francisco: Astronomical Society of the Pacific, 2007.
• Khalack, V., Wade, G. A., 2006 "Recovery of the global magnetic field configuration of 78 Virginis from Stokes IQUV line profiles", Astronomy and Astrophysics, V450, p.1157-1171.
• Shavrina A. V., Polosukhina N. S., Khan S., Pavlenko Ya. V., Kudryavtsev D. O., Khalack V. R., Mikhailitska N. G., Lyubchik Yu. P., Yushchenko A. V., Hatzes A., Mkrtichian D. E., Il'in I. V., 2006 "Lithium and the 6Li/7Li isotope ratio in the atmospheres of some sharp-lined roAp stars", Astronomy Reports, V50, Issue 6, p.500-511.
• Khalack, V.R., 2005, "Magnetic field of ellipsoidal star", Astronomy and Astrophysics, V429, p.677-683.
• Khalack V., Wade G. "The global magnetic field configuration of 78 Virginis: Modeling from line profiles in all 4 Stokes parameters", in Proc. "Elements stratification in stars: 40 years of atomic diffusion. Meeting in honour of Georges Michaud", ed. by G. Alecian, O. Richard, S. Vauclair: EAS Publications Series, 2005, V17, p. 321.
• Khalack V., Wade G. "78 Vir magnetic field modelling from the analysis of CrII lines", in Proc. of the conference "Solar Polarization 4" held 19-23 September, 2005, in Boulder, Colorado, USA. Edited by R. Casini and B. W. Lites: ASP Conference Series, Vol. 358, p.397.
• Contadakis M.E., Avgoloupis S., Seiradakis J., Zhilyaev B.E., Romanyuk Ya.O., Verlyuk I.A., Svyatogorov O.A., Khalack V.R., Sergeev A.V., Konstantinova-Antova R.K., Antov A.P., Bachev R.S., Alekseev I.Y., Chalenko V.E., Shakhovskoy D.N., 2004, "Detection of high-frequency optical oscillation during the flare phase of EV Lac in 1999", Astronomische Nachrichten, V325, p.427-432.
• Shavrina A.V., Khalack V.R., Mikhailitska N.D., Polosukhina N.S. 2004, "The inclusion of magnetic splitting of lines in the determination of the lithium abundance and isotopic ratio in the atmosphere of the roAp star HD101065", Kin. Fiz. Neb. Tel, V20, N1, p.43-52.
• Khalack V.R., Zverko J., Ziznovsky J., 2003, "Structure of the magnetic field in the Ap star HD187474", Astronomy and Astrophysics, V403, N1, p.179-185.
• Khalack V.R., 2002, "Crossover variation modeling in differentially rotating star", Astronomy and Astrophysics, V385, N3, p.896-899.
• L.I. Mashonkina, A.V. Shavrina, V. Khalack, N.S. Polosukhina, V. Tsymbal, V. Vygonec., 2002, "Influence of REE spot structure and non-LTE effects to the lithium abundance for two roAp stars.", Astronomy Reports, V46, N1, p.27-33.
• A.V. Shavrina, N.S. Polosukhina, J. Zverko, V. Khalack, V. Tsymbal, J. Ziznovsky, 2001, "The comparison of chemical composition and surface structure of two roAp stars (HD83368 and HD60435) with 'lithium spots'.", Astronomy Reports, V45, N10, p.784-796.
• Shavrina, A.V., Polosukhina, N.S., Zverko, J., Mashonkina, L.I., Khalack, V., Ziznovsky, J., Hack, M., Tsymbal, V., North, P., Vygonec, V.V., 2001, "Lithium on the surface of cool magnetic CP stars. II. Spectrum analysis of HD83368 and HD60435 with lithium spots", Astronomy and Astrophysics, V372, N2, p.571-578.
• Khalack V.R., 2002, "Magnetic field modeling at the stellar surface with the help of decentered radial dipole", Kin. Fiz. Neb. Tel, V18, N6, p.553-556.
• Khalack, V.R., Khalack, Yu.M., Shavrina, A.V., Polosukhina, N.S., 2001, "A new approach to modeling the surface magnetic field of on chemically peculiar stars", Astronomy Reports, V45, N7, p.564-568.
• Khalack V.R., 2001, "Crossover variations in the magnetic CP stars", Kin. Fiz. Neb. Tel, V17, N4, p.326-330.
• Alekseev I.Yu., Antov A.P., Avgoloupis S.J., Beskin G.M., Borisov N.V., Chalenko V.E., Contadakis M.E., Gershberg R.E., Khalack V.R., Konstantinova-Antova R.K., Larionov V.M., Panferova I.P., Plokhotnichenko V.L., Pustil'nik L.A., Romanyuk Ya.O., Seiradakis J.H., Sergeev S.G., Svyatogorov O.A., Verlyuk I.A., Zhilyaev B.E., 2001, "Coordinated observations of the red dwarf flare stars.", Kin. Fiz. Neb. Tel, V17, N2, p.147-156.
• B.E. Zhilyaev, Ya.O. Romanyuk, I.A. Verlyuk, O.A. Svyatogorov, V.R. Khalack, A.V. Sergeev, R.K. Konstantinova-Antova, A.P. Antov, R.S. Bachev, I.Yu. Alekseev, V.E. Chalenko, D.N. Shakhovskoy, M.E. Contadakis, and S.J. Avgoloupis, 2000, "Detection of high-frequency optical oscillations on the flare star EV Lacertae", Astronomy and Astrophysics, V364, N2, p.641.
• Polosukhina, N.S., Shavrina, A.V., Hack, M., Khalack, V.R., Tsymbal, T., North, P., 2000, "Preliminary analysis of the 'spotted' roAp star HD83368 in the Li I 6708 A region." Astronomy and Astrophysics, V357, N3, p.920.
• Shavrina, A.V., Polosukhina, N.S., Tsymbal, T., Khalack, V.R., 1999, "Quantitative analysis of the spectra of magnetic roAp star HD83368 with 'lithium' spots." Astronomy Reports, V44, N4, p.235.
• Khalack, V.R., Shavrina, A.V., 1999, "Magnetic field structure in the HD175632", Kin. Fiz. Neb. Tel, V15, N4, p.327.
• Polosukhina, N.S., Khalack, V.R., Shavrina, A.V., North, P., 1999, "Phenomenologic variability picture of the 'spotted' roAp star HD83368 (HR3831)", Astronomy Letters, V25, N9, p.704.
• Khalack, V.R., Romaniuk, Ya.O., Chalenko, V.E., 1998, "High-speed photometry of star HR2517", Kin. Fiz. Neb. Tel, V14, N5, p.78.
• Khalack, V.R., 1997, "Application of Fourier analysis to the investigation of quasiperiodic signals in the rapid photometry data." Kin. Fiz. Neb. Tel, V13, N6, p.81
• Khalack, V.R., 1996, "Peculiarities of flickering in the Wolf-Rayet star WR141.", Kin. Fiz. Neb. Tel, V12, N2, p.89.
• Zhilyaev, B.E., Verlyuk, I.A., Svyatogorov, O.A., Romaniuk, Ya.O, Khalack, V.R., 1996, "Observations of rapid oscillations of atmospheric transparency in stellar photometry. Atmospheric infrasound.", Kin. Fiz. Neb. Tel, V12, N6, p.86
• Zhilyaev, B.E., Khalack, V.R., 1996, "High-speed photometry of Wolf-Rayet star HD191765 (WN6)", Kin. Fiz. Neb. Tel, V12, N2, p.14
• Khalack, V.R., Zhilyaev, B.E., 1995, "High-speed narrow-band photometry of Wolf-Rayet star HD197406 (WN7)", Kin. Fiz. Neb. Tel, V11, N4, p.71.