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Leibniz Institute for Astrophysics Potsdam: Potsdam, DE

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Samir Nepal

Works (9)

Transferring spectroscopic stellar labels to 217 million Gaia DR3 XP stars with SHBoost

Astronomy & Astrophysics
2024-11 | Journal article
DOI: 10.1051/0004-6361/202451427
Contributors: A. Khalatyan; F. Anders; C. Chiappini; A. B. A. Queiroz; S. Nepal; M. dal Ponte; C. Jordi; G. Guiglion; M. Valentini; G. Torralba Elipe et al.
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Discovery of the local counterpart of disc galaxies at z > 4: The oldest thin disc of the Milky Way using Gaia-RVS

Astronomy & Astrophysics
2024-08 | Journal article
DOI: 10.1051/0004-6361/202449445
Contributors: S. Nepal; C. Chiappini; A. B. Queiroz; G. Guiglion; J. Montalbán; M. Steinmetz; A. Miglio; A. Khalatyan
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Crossref

Beyond Gaia DR3: Tracing the [α/M] – [M/H] bimodality from the inner to the outer Milky Way disc with Gaia-RVS and convolutional neural networks

Astronomy & Astrophysics
2024-02 | Journal article
DOI: 10.1051/0004-6361/202347122
Contributors: G. Guiglion; S. Nepal; C. Chiappini; S. Khoperskov; G. Traven; A. B. A. Queiroz; M. Steinmetz; M. Valentini; Y. Fournier; A. Vallenari et al.
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Insights from super-metal-rich stars: Is the Milky Way bar young?

Astronomy & Astrophysics
2024-01 | Journal article
DOI: 10.1051/0004-6361/202348365
Contributors: S. Nepal; C. Chiappini; G. Guiglion; M. Steinmetz; A. Pérez-Villegas; A. B. Queiroz; A. Miglio; P. Dohme; A. Khalatyan
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Crossref

Spectroscopic age estimates for APOGEE red-giant stars: Precise spatial and kinematic trends with age in the Galactic disc

Astronomy & Astrophysics
2023-10 | Journal article
DOI: 10.1051/0004-6361/202346666
Contributors: F. Anders; P. Gispert; B. Ratcliffe; C. Chiappini; I. Minchev; S. Nepal; A. B. A. Queiroz; J. A. S. Amarante; T. Antoja; G. Casali et al.
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Crossref

StarHorse results for spectroscopic surveys with Gaia EDR3: Chrono-chemical populations in the solar vicinity, the genuine thick disk, and young alpha-rich stars (Corrigendum)

Astronomy & Astrophysics
2023-08 | Journal article
DOI: 10.1051/0004-6361/202245399e
Contributors: A. B. A. Queiroz; F. Anders; C. Chiappini; A. Khalatyan; B. X. Santiago; S. Nepal; M. Steinmetz; C. Gallart; M. Valentini; M. Dal Ponte et al.
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Crossref

The Gaia-ESO Survey: Chemical evolution of Mg and Al in the Milky Way with machine learning

Astronomy & Astrophysics
2023-04 | Journal article
DOI: 10.1051/0004-6361/202244766
Contributors: M. Ambrosch; G. Guiglion; Š. Mikolaitis; C. Chiappini; G. Tautvaišienė; S. Nepal; G. Gilmore; S. Randich; T. Bensby; A. Bayo et al.
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Crossref

The Gaia-ESO Survey: Preparing the ground for 4MOST and WEAVE galactic surveys

Astronomy & Astrophysics
2023-03 | Journal article
DOI: 10.1051/0004-6361/202244765
Contributors: S. Nepal; G. Guiglion; R. S. de Jong; M. Valentini; C. Chiappini; M. Steinmetz; M. Ambrosch; E. Pancino; R. D. Jeffries; T. Bensby et al.
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Crossref

The Gaia-ESO Survey: Probing the lithium abundances in old metal-rich dwarf stars in the solar vicinity

Astronomy & Astrophysics
2022-12 | Journal article
DOI: 10.1051/0004-6361/202245230
Contributors: M. L. L. Dantas; G. Guiglion; R. Smiljanic; D. Romano; L. Magrini; T. Bensby; C. Chiappini; E. Franciosini; S. Nepal; G. Tautvaišienė et al.
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