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Results 1 - 19 of 19

Non-LTE abundances of nitrogen in the Sun and reference A-F type stars
- Virtual Journal - Volume 22, Issue 25 - article #8
- L. I. Mashonkina, T. A. Ryabchikova
- https://arxiv.org/abs/2406.11367
Chemical diversity among A-B stars with low rotational velocities: non-LTE abundance analysis. (arXiv:2010.02058v1 [astro-ph.SR])
- Virtual Journal - Volume 18, Issue 41 - article #2
- L. Mashonkina, T. Ryabchikova, S. Alexeeva, T. Sitnova, O. Zatsarinny
- http://arxiv.org/abs/2010.02058
Neon Abundances of B Stars in the Solar Neighborhood
- Virtual Journal - Volume 18, Issue 25 - article #27
- Sofya Alexeeva, Tianxiang Chen, Tatyana Ryabchikova, Weibin Shi, Kozo Sadakane, Masayoshi Nishimura,, Gang Zhao
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/896/1/59
NLTE abundances of C, O, Ca, Ti, and Fe in the reference BAF-type stars. (arXiv:1710.06726v1 [astro-ph.SR])
- Virtual Journal - Volume 15, Issue 42 - article #42
- Tatyana Sitnova, Tatyana Ryabchikova, Sofya Alexeeva, Lyudmila Mashonkina
- http://arxiv.org/abs/1710.06726
Impact of NLTE on determinations of atmospheric parameters and chemical abundances of very metal-poor stars. (arXiv:1708.06757v1 [astro-ph.SR])
- Virtual Journal - Volume 15, Issue 34 - article #9
- Lyudmila Mashonkina, Tatyana Sitnova, Yuri Pakhomov, Tatyana Ryabchikova
- http://arxiv.org/abs/1708.06757
NLTE carbon abundance determination in selected A- and B-type stars and the interpretation of C I emission lines
- Virtual Journal - Volume 14, Issue 33 - article #35
- Alexeeva, S. A., Ryabchikova, T. A., Mashonkina, L. I.
- >Oxford University Press
- http://mnras.oxfordjournals.org/cgi/content/short/462/1/1123?rss=1
Influence of Departures from LTE on Oxygen Abundance Determination
- Virtual Journal - Volume 11, Issue 6 - article #5
- T. M. Sitnova, L. I. Mashonkina, T. A. Ryabchikova
- arXiv.org - Astrophysics - Volume: 2013, Issue: 8 Feb
- arXiv:1302.1048 [pdf, ps, other]
Chemical composition and stratification of chemical elements in the atmosphere of the Ap star HD 8441
- Virtual Journal - Volume 10, Issue 45 - article #16
- A. R. Titarenko, E. A. Semenko and T. A. Ryabchikova
- Astronomy Letters - Volume: 38, Issue: 11
- Download PDF (718.0 KB)
The accuracy of stellar atmospheric parameter determinations: a case study with HD 32115 and HD 37594
- Virtual Journal - Volume 9, Issue 40 - article #24
- L. Fossati, T. Ryabchikova, D. V. Shulyak, C. A. Haswell, A. Elmasli, C. P. Pandey, T. G. Barnes and K. Zwintz
- Monthly Notices of the Royal Astronomical Society - Volume: 417, Issue: 1
- Abstract Full Article (HTML)PDF(1243K)References Supporting Information Request Permissions
Abundance and stratification analysis of the CP star HD 103498
- Virtual Journal - Volume 9, Issue 25 - article #5
- Chhavi P. Pandey, Denis V. Shulyak, Tanya Ryabchikova, Oleg Kochukhov
- arXiv.org - Astrophysics - Volume: 2011, Issue: 24 Jun
- arXiv:1106.3727 [pdf, ps, other]
The accuracy of stellar atmospheric parameter determinations: a case study with HD 32115 and HD 37594
- Virtual Journal - Volume 9, Issue 25 - article #15
- L. Fossati, T. Ryabchikova, D.V. Shulyak, C.A. Haswell, A. Elmasli, C.P. Pandey, T.G. Barnes, K. Zwintz
- arXiv.org - Astrophysics - Volume: 2011, Issue: 24 Jun
- arXiv:1106.4406 [pdf, ps, other]
The chemical abundance analysis of normal early A- and late B-type stars
- Virtual Journal - Volume 7, Issue 36 - article #24
- L. Fossati, T. Ryabchikova, S. Bagnulo, E. Alecian, J. Grunhut, O. Kochukhov, and G. Wade
- Astronomy and Astrophysics - Volume: 503, Issue: 3
- Abstract | PDF file (2.009 MB) | PS file (1.966 MB)
The chemical abundance analysis of normal early A- and late B-type stars
- Virtual Journal - Volume 7, Issue 27 - article #20
- L. Fossati, T. Ryabchikova, S. Bagnulo, E. Alecian, J. Grunhut, O. Kochukhov, G. Wade
- arXiv.org - Astrophysics - Volume: 2009, Issue: 3 Jul
- arXiv:0906.5269 [pdf, other]
A self-consistent empirical model atmosphere, abundance and stratification analysis of the benchmark roAp star alpha Circini
- Virtual Journal - Volume 7, Issue 13 - article #1
- O. Kochukhov, D. Shulyak, T. Ryabchikova
- arXiv.org - Astrophysics - Volume: 2009, Issue: 27 Mar
- arXiv:0903.3512 [ps, pdf, other]
Model atmospheres of chemically peculiar stars: Self-consistent empirical stratified model of HD24712
- Virtual Journal - Volume 7, Issue 13 - article #9
- D. Shulyak (1), T. Ryabchikova (1 and 2), L. Mashonkina (2), O. Kochukhov (3) ((1) Institute of Astronomy, Vienna University, Austria, (2) Institute of Astronomy, Russian Academy of Science, Russia, (3) Department of Astronomy and Space Physics, Uppsala University, Sweden)
- arXiv.org - Astrophysics - Volume: 2009, Issue: 27 Mar
- arXiv:0903.3474 [ps, pdf, other]
Ca isotopic anomaly in the atmospheres of Ap stars
- Virtual Journal - Volume 5, Issue 11 - article #17
- T. Ryabchikova, O. Kochukhov, S. Bagnulo
- ArXiv - Astrophysics
- astro-ph/0703296 [abs, ps, pdf, other]
Rare-earth elements in the atmosphere of the magnetic chemically peculiar star HD 144897 - New classification of the Nd III spectrum
- Virtual Journal - Volume 4, Issue 34 - article #17
- T. Ryabchikova, A. Ryabtsev, O. Kochukhov and S. Bagnulo
- Astronomy and Astrophysics - Volume 456, Issue 1 - August, 2006
- Abstract, Full HTML, PDF file (1.13 MB), PS file (422 KB), References
Rare-earth elements in the atmosphere of the magnetic chemically peculiar star HD 144897. New classification of the Nd III spectrum
- Virtual Journal - Volume 4, Issue 17 - article #13
- T. Ryabchikova, A. Ryabtsev, O. Kochukhov, S. Bagnulo
- ArXiv - Astrophysics
- astro-ph/0604546 [abs, ps, pdf, other]
Temperature Behavior of Elemental Abundances in the Atmospheres of Magnetic Peculiar Stars
- Virtual Journal - Volume 3, Issue 24 - article #19
- T. A. Ryabchikova
- Astronomy Letters – Vol. 31, Issue 6 - June 2005
- Abstract Full Text: [ PDF (218 kB) GZipped PS ] Order

Results 1 - 19 of 19

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