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Results 1 - 40 of 40

1D non-LTE corrections for chemical abundance analyses of very metal-poor stars. (arXiv:2307.04523v1 [astro-ph.SR])
- Volume 18, Issue 28 - article #1
- L. Mashonkina, Yu. Pakhomov, T. Sitnova, A. Smogorzhevskii, P. Jablonka, V. Hill
- http://arxiv.org/abs/2307.04523
The Pristine Inner Galaxy Survey (PIGS) VII: a discovery of the first inner Galaxy CEMP-r/s star. (arXiv:2305.10717v1 [astro-ph.SR])
- Volume 18, Issue 20 - article #7
- L. Mashonkina, A. Arentsen, D. S. Aguado, A. Smogorzhevskii, M. Hampel, A. Karakas, F. Sestito, N. F. Martin, K. A. Venn, J. I. González Hernández
- http://arxiv.org/abs/2305.10717
The Pristine survey -- XV. A CFHT ESPaDOnS view on the Milky Way halo and disc populations. (arXiv:2112.10792v1 [astro-ph.GA])
- Volume 16, Issue 52 - article #3
- R. Lucchesi, C. Lardo, P. Jablonka, F. Sestito, L. Mashonkina, A. Arentsen, W. Suter, K. Venn, N. Martin, E. Starkenburg, D. Aguado, V. Hill, G. Kordopatis, J. F. Navarro, J. I. González Hernández, K. Malhan, Z. Yuan
- http://arxiv.org/abs/2112.10792
The formation of the Milky Way halo and its dwarf satellites: A NLTE-1D abundance analysis. V. The Sextans galaxy. (arXiv:2110.09402v2 [astro-ph.SR] UPDATED)
- Volume 16, Issue 45 - article #8
- L. Mashonkina, Yu.V. Pakhomov, T. Sitnova, P. Jablonka, S.A. Yakovleva, A.K. Belyaev
- http://arxiv.org/abs/2110.09402
The Pristine survey XIV: chemical analysis of two ultra-metal-poor stars. (arXiv:2109.14477v1 [astro-ph.SR])
- Volume 16, Issue 40 - article #4
- C. Lardo, L. Mashonkina, P. Jablonka, P. Bonifacio, E. Caffau, D. S. Aguado, J. I. González Hernández, F. Sestito, C. L. Kielty, K. A. Venn, V. Hill, E. Starkenburg, N. F. Martin, T. Sitnova, A. Arentsen, R. G. Carlberg, J. F. Navarro, G. Kordopatis
- http://arxiv.org/abs/2109.14477
The formation of the Milky Way halo and its dwarf satellites; a NLTE-1D abundance analysis
- Volume 16, Issue 24 - article #5
- L. Mashonkina, P. Jablonka, T. Sitnova, Yu. Pakhomov, P. North
- Astronomy & Astrophysics
- http://feedproxy.google.com/~r/edp_aa/~3/63VhF45udQw/201731582e
Mono-enriched stars and Galactic chemical evolution -- Possible biases in observations and theory. (arXiv:2009.11876v1 [astro-ph.SR])
- Volume 15, Issue 40 - article #10
- Camilla Juul Hansen, Andreas Koch, Lyudmila Mashonkina, Mattis Magg, Maria Bergemann, Tatyana Sitnova, Andrew J. Gallagher, Ilya Ilyin, Elisabetta Caffau, Huawei W. Zhang, Klauss G. Strassmeier, Ralf S. Klessen
- http://arxiv.org/abs/2009.11876
Pristine IX: CFHT ESPaDOnS Spectroscopic Analysis of 115 Bright Metal-Poor Candidate Stars. (arXiv:1910.06340v1 [astro-ph.SR])
- Volume 14, Issue 42 - article #2
- Kim Venn, Collin Kielty, Federico Sestito, Else Starkenburg, Nicolas Martin, David S. Aguado, Anke Arentsen, Piercarlo Bonifacio, Elisabetta Caffau, Vanessa Hill, Pascale Jablonka, Carmela Lardo, Lyudmilla Mashonkina, Julio F. Navarro, Chris Sneden, Guillaume Thomas, Kris Youakim, Jonay I. Gonzalez-Hernandez, Ruben Sanchez Janssen, Ray Carlberg, Khyati Malhan
- http://arxiv.org/abs/1910.06340
Abundances of alpha-Process Elements in Thin-Disk, Thick-Disk, and Halo Stars of the Galaxy: Non-LTE Analysis. (arXiv:1908.03370v1 [astro-ph.SR])
- Volume 14, Issue 33 - article #2
- Lyudmila Mashonkina, Maria Neretina, Tatyana Sitnova, Yuri Pakhomov
- http://arxiv.org/abs/1908.03370
Even-to-Odd Barium Isotope Ratio in Selected Galactic Halo Stars. (arXiv:1906.10600v1 [astro-ph.SR])
- Volume 14, Issue 26 - article #3
- Lyudmila Mashonkina, Andrey K. Belyaev
- http://arxiv.org/abs/1906.10600
NLTE Line Formation for Mg i and Mg ii in the Atmospheres of B–A–F–G–K Stars
- Volume 13, Issue 43 - article #16
- Sofya Alexeeva, Tatiana Ryabchikova, Lyudmila Mashonkina,, Shaoming Hu
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/866/2/153
Chemical composition of metal-poor stars in Coma Berenices ultra-faint dwarf galaxy as a proxy to individual chemical enrichment events. (arXiv:1809.09425v1 [astro-ph.SR])
- Volume 13, Issue 39 - article #2
- Tatyana Sitnova, Lyudmila Mashonkina, Andrey Tatarnikov, Olga Voziakova, Marina Burlak, Yuriy Pakhomov
- http://arxiv.org/abs/1809.09425
The formation of the Milky Way halo and its dwarf satellites; a NLTE-1D abundance analysis. II. Early chemical enrichment. (arXiv:1709.04867v1 [astro-ph.SR])
- Volume 12, Issue 37 - article #5
- L. Mashonkina, P. Jablonka, T. Sitnova, Yu. Pakhomov, P. North
- http://arxiv.org/abs/1709.04867
The formation of the Milky Way halo and its dwarf satellites, a NLTE-1D abundance analysis. I. Homogeneous set of atmospheric parameters. (arXiv:1704.07656v1 [astro-ph.SR])
- Volume 12, Issue 17 - article #5
- L. Mashonkina, P. Jablonka, Yu. Pakhomov, T. Sitnova, P. North
- http://arxiv.org/abs/1704.07656
The Gaia-ESO survey: Hydrogen lines in red giants directly trace stellar mass. (arXiv:1606.05661v1 [astro-ph.SR])
- Volume 11, Issue 26 - article #7
- Maria Bergemann, Aldo Serenelli, Ralph Schoenrich, Greg Ruchti, Andreas Korn, Saskia Hekker, Mikhail Kovalev, Lyudmila Mashonkina, Gerry Gilmore, Sofia Randich, Martin Asplund, Hans-Walter Rix, Andrew R. Casey, Paula Jofre, Elena Pancino, Alejandra Recio-Blanco, Patrick de Laverny, Rodolfo Smiljanic, Grazina Tautvaisiene, Amelia Bayo, Jim Lewis, Sergey Koposov, Anna Hourihane, Clare Worley, Lorenzo Morbidelli, Elena Franciosini, Germano Sacco, Laura Magrini, Francesco Damiani, Joachim M. Bestenlehner
- http://arxiv.org/abs/1606.05661
Accuracy of atmospheric parameters of FGK dwarfs determined by spectrum fitting
- Volume 11, Issue 4 - article #10
- T. Ryabchikova, N. Piskunov, Yu. Pakhomov, V. Tsymbal, A. Titarenko, T. Sitnova, S. Alexeeva, L. Fossati, and L. Mashonkina
- Monthly Notices of the Royal Astronomical Society - Volume: 456, Issue: 2
- Abstract Full Text (HTML) Full Text (PDF) SUPPORTING INFORMATION
The early days of the Sculptor dwarf spheroidal galaxy
- Volume 10, Issue 25 - article #27
- P. Jablonka, P. North, L. Mashonkina, V. Hill, Y. Revaz, M. Shetrone, E. Starkenburg, M. Irwin, E. Tolstoy, G. Battaglia, K. Venn, A. Helmi, F. Primas, P. Francois
- arXiv.org - Astrophysics - Volume: 2015, Issue: 3 Jul
- arXiv:1506.08636 [pdf, other]
The Hamburg/ESO R-process Enhanced Star survey (HERES) - X. HE 2252−4225, one more r-process enhanced and actinide-boost halo star
- Volume 9, Issue 23 - article #54
- L. Mashonkina, N. Christlieb and K. Eriksson
- Astronomy and Astrophysics - Volume: 569, Issue: September 2014
- http://dx.doi.org/10.1051/0004-6361/201424017
  Abstract Full HTML PDF (1.180 MB) ePUB (1.762 MB) References Tables at CDS NASA ADS Abstract Service
The Hamburg/ESO R-process Enhanced Star survey (HERES) - IX. Constraining pure r-process Ba/Eu abundance ratio from observations of r-II stars
- Volume 9, Issue 21 - article #41
- L. Mashonkina and N. Christlieb
- Astronomy and Astrophysics - Volume: 565, Issue: May 2014
- http://dx.doi.org/10.1051/0004-6361/201423651
  Abstract Full HTML PDF (256.4 KB) ePUB (1.522 MB) References Online Material NASA ADS Abstract Service
The Hamburg/ESO R-process Enhanced Star survey (HERES) X. HE 2252-4225, one more r-process enhanced and actinide-boost halo star
- Volume 9, Issue 20 - article #86
- L. Mashonkina, N. Christlieb, K. Eriksson
- arXiv.org - Astrophysics - Volume: 2014, Issue: 25 Jul
- arXiv:1407.5379 [pdf, ps, other]
The Hamburg/ESO R-process Enhanced Star survey (HERES) IX. Constraining pure r-process Ba/Eu abundance ratio from observations of r-II stars
- Volume 9, Issue 14 - article #14
- Lyudmila Mashonkina, Norbert Christlieb
- arXiv.org - Astrophysics - Volume: 2014, Issue: 4 Apr
- arXiv:1404.0511 [pdf, ps, other]
Review: progress in NLTE calculations and their application to large data-sets
- Volume 8, Issue 26 - article #6
- L. Mashonkina
- arXiv.org - Astrophysics - Volume: 2013, Issue: 28 Jun
- arXiv:1306.6426 [pdf, ps, other]
Astrophysical tests of atomic data important for stellar Mg abundance determinations
- Volume 7, Issue 50 - article #4
- Lyudmila Mashonkina
- arXiv.org - Astrophysics - Volume: 2012, Issue: 14 Dec
- arXiv:1212.3192 [pdf, ps, other]
A primordial star in the heart of the Lion
- Volume 7, Issue 11 - article #3
- E. Caffau (1,2,3), P. Bonifacio (2,3), P. François (2,4), M. Spite (2), F. Spite (2), S. Zaggia (5), H.-G. Ludwig (1,2), M. Steffen (6), L. Mashonkina (7), L. Monaco (3), L. Sbordone (1,2), P. Molaro (8), R. Cayrel (2), B. Plez (9), V. Hill (10), F. Hammer (2), S. Randich (11) ((1) ZAH-LSW Heidelberg, (2) GEPI - Obs. de Paris, CNRS, Univ. Paris Diderot, (3) ESO - Santiago, (4) Univ. de Picardie Jules Verne,(5) INAF - Osservatorio Astronomico di Padova, (6) Leibniz Institut für Astrophysik Potsdam, (7) Institute of Astronomy, Russian Academy of Sciences, (8) INAF - Osservatorio Astronomico di Trieste, (9) LUPM - Univ. Montpellier 2, CNRS, (10) Univ. de Nice Sophia Antipolis, CNRS, OCA, Lab. Cassiopée, (11) INAF - Osservatorio Astrofisico di Arcetri)
- arXiv.org - Astrophysics - Volume: 2012, Issue: 16 Mar
- arXiv:1203.2607 [pdf, ps, other]
Non-LTE effects on the lead and thorium abundance determinations for cool stars
- Volume 7, Issue 7 - article #12
- Lyudmila Mashonkina, Alexander Ryabtsev, Anna Frebel
- arXiv.org - Astrophysics - Volume: 2012, Issue: 17 Feb
- arXiv:1202.2630 [pdf, ps, other]
Formation of Zr I and II lines under non-LTE conditions of stellar atmospheres
- Volume 6, Issue 5 - article #5
- A. Velichko, L. Mashonkina, H. Nilsson
- arXiv.org - Astrophysics - Volume: 2011, Issue: 4 Feb
- arXiv:1102.0085 [pdf, ps, other]
The Hamburg/ESO R-process Enhanced Star survey (HERES). V. Detailed abundance analysis of the r-process enhanced star HE 2327-5642
- Volume 5, Issue 12 - article #13
- L. Mashonkina, N. Christlieb, P.S. Barklem, V. Hill, T.C. Beers, A. Velichko
- arXiv.org - Astrophysics - Volume: 2010, Issue: 19 Mar
- arXiv:1003.3571 [ps, pdf, other]
Statistical equilibrium of silicon in the atmospheres of metal-poor stars
- Volume 4, Issue 35 - article #12
- J. R. Shi, T. Gehren, L. Mashonkina, and G. Zhao
- Astronomy and Astrophysics - Volume: 503, Issue: 2
- Abstract | PDF file (207.5 KB) | PS file (99.90 KB)
Statistical equilibrium of silicon in the atmospheres of metal-poor stars
- Volume 4, Issue 31 - article #8
- J.R. Shi, T. Gehren, L. Mashonkina, G. Zhao
- arXiv.org - Astrophysics - Volume: 2009, Issue: 31 Jul
- arXiv:0907.4928 [ps, pdf, other]
He 1327–2326, An Unevolved Star with [Fe/H] < –5.0. III. Does its Atmosphere Reflect its Natal Composition?
- Volume 4, Issue 22 - article #28
- <em >A. J. Korn, O. Richard, L. Mashonkina, M. S. Bessell, A. Frebel, and W. Aoki</em&gt,
- The Astrophysical Journal - Volume: 698, Issue: 1
- Abstract | References
HE 1327-2326, an unevolved star with [Fe/H] < -5.0 III. Does Its Atmosphere Reflect Its Natal Composition?
- Volume 4, Issue 13 - article #13
- A.J. Korn, O. Richard, L. Mashonkina, M.S. Bessell, A. Frebel, W. Aoki
- arXiv.org - Astrophysics - Volume: 2009, Issue: 27 Mar
- arXiv:0903.3885 [ps, pdf, other]
Model atmospheres of chemically peculiar stars: Self-consistent empirical stratified model of HD24712
- Volume 4, Issue 13 - article #23
- 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]
Non-LTE line formation for heavy elements in four very metal-poor stars
- Volume 3, Issue 3 - article #21
- L. Mashonkina, G. Zhao, T. Gehren, W. Aoki, M. Bergemann, K. Noguchi, J. R. Shi, M. Takada-Hidai, and H. W. Zhang
- Astronomy and Astrophysics - Volume: 478, Issue: 2
- Abstract | PDF file (1.343 MB) | PS file (329.9 KB)
Atomic Diffusion and Mixing in Old Stars. I. Very Large Telescope FLAMES‐UVES Observations of Stars in NGC 6397
- Volume 2, Issue 51 - article #9
- A. J. Korn, F. Grundahl, O. Richard, L. Mashonkina, P. S. Barklem, R. Collet, B. Gustafsson, and N. Piskunov
- The Astrophysical Journal - Volume: 671, Issue: 1
- Abstract-Full Text-PDF Version (1377 kB)
Non-LTE line formation for heavy elements in four very metal-poor stars
- Volume 2, Issue 48 - article #18
- L. Mashonkina, G. Zhao, T. Gehren, W. Aoki, M. Bergemann, K. Noguchi, J.R. Shi, M.Takada-Hidai, H.W. Zhang
- arXiv.org - Astrophysics - Volume: 2007, Issue: 29 Nov
- arXiv:0711.4454 [ps, pdf, other]
New Abundances for Old Stars - Atomic Diffusion at Work in NGC 6397
- Volume 1, Issue 36 - article #2
- A.J. Korn (1), F. Grundahl (2), O. Richard (3), P.S. Barklem (1), L. Mashonkina (4), R. Collet (1), N. Piskunov (1), B. Gustafsson (1) ((1) Department of Astronomy and Space Physics, Uppsala University, Sweden; (2) Department of Physics and Astronomy, University of Aarhus, Aarhus, Denmark; (3) 3GRAAL-UMR5024/ISTEEM (CNRS), Universite Montpellier II, Montpellier, France; (4) Institute of Astronomy, Russian Academy of Science, Moscow, Russia)
- ArXiv - Astrophysics
- astro-ph/0610077 [abs, pdf]
Barium even-to-odd isotope abundance ratios in thick disk and thin disk stars
- Volume 1, Issue 30 - article #17
- L. Mashonkina and G. Zhao
- Astronomy and Astrophysics - Volume 456, Issue 1 - August, 2006
- Abstract, Full HTML, PDF file (241 KB), PS file (92.5 KB), References
A probable stellar solution to the cosmological lithium discrepancy
- Volume 1, Issue 28 - article #6
- A. J. Korn (1), F. Grundahl (2), O. Richard (3), P.S. Barklem (1), L. Mashonkina (4), R. Collet (1), N. Piskunov (1), B. Gustafsson (1) ((1) Department of Astronomy and Space Physics, Uppsala University, Sweden; (2) Department of Physics and Astronomy, University of Aarhus, Aarhus, Denmark; (3) 3GRAAL-UMR5024/ISTEEM (CNRS), Universite Montpellier II, Montpellier, France; (4) Institute of Astronomy, Russian Academy of Science, Moscow, Russia)
- ArXiv - Astrophysics
- astro-ph/0608201 [abs, ps, pdf, other]
A probable stellar solution to the cosmological lithium discrepancy
- Volume 1, Issue 28 - article #13
- A. J. Korn, F. Grundahl, O. Richard, P. S. Barklem, L. Mashonkina, R. Collet, N. Piskunov and B. Gustafsson
- Nature - Volume 442, Issue 7103
- First paragraph, Full Text, PDF (142K), Supplementary informationSee also: Editor's summary
Barium even-to-odd isotope abundance ratios in thick disk and thin disk stars
- Volume 1, Issue 12 - article #6
- L. Mashonkina, G. Zhao
- ArXiv - Astrophysics
- astro-ph/0604198 [abs, ps, pdf, other]

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