Segue Virtual Journal

JINA - Segue Virtual Journal, 24 May 2024

Volume 19, Issue 21 (21 Articles)

# 1 - (Re)mind the gap: a hiatus in star formation history unveiled by APOGEE DR17
- E. Spitoni, F. Matteucci, R. Gratton, B. Ratcliffe, I. Minchev, G. Cescutti
- https://arxiv.org/abs/2405.11025
# 2 - A distinct halo population revealed from 3D non-LTE magnesium abundances
- T. Matsuno, A. M. Amarsi, M. Carlos, P. E. Nissen
- https://arxiv.org/abs/2405.13486
# 3 - A hide-and-seek game: Looking for Population III stars during the Epoch of Reionization through the HeII$lambda$1640 line
- Alessandra Venditti (Sapienza), Volker Bromm (UT), Steven L. Finkelstein (UT), Antonello Calabr`o (INAF/OAR), Lorenzo Napolitano (INAF/OAR), Luca Graziani (Sapienza), Raffaella Schneider (Sapienza)
- https://arxiv.org/abs/2405.10940
# 4 - Chemical evolution of the Galactic bulge with different stellar populations
- M. Molero, F. Matteucci, E. Spitoni, A. Rojas-Arriagada, R. M. Rich
- https://arxiv.org/abs/2405.12585
# 5 - Close Binary Fractions in accreted and in-situ Halo Stars
- Dolev Bashi, Vasily Belokurov, Simon Hodgkin
- https://arxiv.org/abs/2405.12335
# 6 - Discovery and Characterization of Two Ultra Faint-Dwarfs Outside the Halo of the Milky Way: Leo M and Leo K
- Kristen B. W. McQuinn, Yao-Yuan Mao, Erik J. Tollerud, Roger E. Cohen, David Shih, Matthew R. Buckley, Andrew E. Dolphin
- https://arxiv.org/abs/2307.08738
# 7 - Estimation of radial velocities of BHB stars
- Tahereh Ramezani, Ernst Paunzen, Caiyun Xia, Katerina Pivonkova, Prapti Mondal
- https://arxiv.org/abs/2405.13822
# 8 - Fast-rotating massive Population~III stars as possible sources of extreme N-enrichment in high-redshift galaxies
- Devesh Nandal, Yves Sibony, Sophie Tsiatsiou
- https://arxiv.org/abs/2405.11235
# 9 - Stellar Atmospheric Parameters From Gaia BP/RP Spectra using Uncertain Neural Networks
- Connor P. Fallows, Jason L. Sanders
- https://arxiv.org/abs/2405.10699
# 10 - The Pristine survey -- XXVI. The very metal-poor Galaxy: Chemodynamics through the follow-up of the Pristine-Gaia synthetic catalogue
- Akshara Viswanathan, Zhen Yuan, Anke Ardern-Arentsen, Else Starkenburg, Nicolas F. Martin, Kris Youakim, Rodrigo A. Ibata, Federico Sestito, Tadafumi Matsuno, Carlos Allende Prieto, Freya Barwell, Manuel Bayer, Amandine Doliva-Dolinsky, Emma Fernandez-Alvar, Pablo M. Galan-de Anta, Kiran Jhass, Nicolas Longeard, Jose Maria Arroyo-Polonio, Pol Massana, Martin Montelius, Samuel Rusterucci, Judith Santos, Guillaume F. Thomas, Sara Vitali, Wenbo Wu, Paige Yarker, Xianhao Ye, David S. Aguado, Felipe Gran, Julio Navarro
- https://arxiv.org/abs/2405.13124
# 11 - Variations in Line Profiles of Atomic Transitions in RR Lyrae Stars
- Christopher Sneden, George W. Preston
- Astronomical Journal
- https://doi.org/10.3847/1538-3881/ad3c34
# 12 - Detailed mapping of the Galactic disc structure in the solar neighbourhood through LAMOST K dwarfs
- Monthly Notices of the Royal Astronomical Society - Volume: 531, Issue: 1
- https://academic.oup.com/mnras/article/531/1/495/7665755?rss=1
# 13 - The debris of the ‘last major merger’ is dynamically young
- Monthly Notices of the Royal Astronomical Society - Volume: 531, Issue: 1
- https://academic.oup.com/mnras/article/531/1/1422/7675507?rss=1
# 14 - The GALAH survey: tracing the Milky Way’s formation and evolution through RR Lyrae stars
- Monthly Notices of the Royal Astronomical Society - Volume: 531, Issue: 1
- https://academic.oup.com/mnras/article/531/1/137/7660578?rss=1
# 15 - Gaia’s binary star renaissance
- https://www.sciencedirect.com/science/article/pii/S1387647324000010?dgcid=rss_sd_all
# 16 - Age Determination of LAMOST Red Giant Branch Stars Based on the Gradient Boosting Decision Tree Method
- Hai-Feng Wang, Giovanni Carraro, Xin Li, Qi-Da Li, Lorenzo Spina, Li Chen, Guan-Yu Wang, Li-Cai Deng
- The Astrophysical Journal
- https://doi.org/10.3847/1538-4357/ad3b90
# 17 - Abundances of Neutron-capture Elements in 62 Stars in the Globular Cluster Messier 15
- Jonathan Cabrera Garcia, Charli M. Sakari, Ian U. Roederer, Donavon W. Evans, Pedro Silva, Mario Mateo, Ying-Yi Song, Anthony Kremin, John I. Bailey III, Matthew G. Walker
- The Astrophysical Journal
- https://doi.org/10.3847/1538-4357/ad380b
# 18 - Charting the Galactic Acceleration Field. II. A Global Mass Model of the Milky Way from the STREAMFINDER Atlas of Stellar Streams Detected in Gaia DR3
- Rodrigo Ibata, Khyati Malhan, Wassim Tenachi, Anke Ardern-Arentsen, Michele Bellazzini, Paolo Bianchini, Piercarlo Bonifacio, Elisabetta Caffau, Foivos Diakogiannis, Raphael Errani
- The Astrophysical Journal
- https://doi.org/10.3847/1538-4357/ad382d
# 19 - Joint r-process Enrichment by Supernovae with a Metallicity Threshold and Neutron Star Mergers
- Takuji Tsujimoto
- The Astrophysical Journal
- https://doi.org/10.3847/1538-4357/ad4032
# 20 - Chemical Diagnostics to Unveil Environments Enriched by First Stars
- Irene Vanni, Stefania Salvadori, Valentina D'Odorico, George D. Becker, Guido Cupani
- The Astrophysical Journal Letters
- https://doi.org/10.3847/2041-8213/ad46fa
# 21 - Stellar Atmospheric Parameters of ∼11,000 RR Lyrae Stars from LAMOST Spectra
- Jiangtao Wang, Jianrong Shi, Jianning Fu, Weikai Zong, Chunqian Li
- The Astrophysical Journal Supplement
- https://doi.org/10.3847/1538-4365/ad43d5