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Timothy C. Beers

national astronomical observatory, cas

120H-index
1.1KPaper Count
6.7WCitation Count
Published Papers 415
Publication Date
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Observations of r-Process Enriched Stars
errGalaxies
IF3.8
err2026-04-04
err0
errOAAI
errTerese T. Hansen; Mila Racca; Timothy C. Beers; Rana Ezzeddine; Anna Frebel; Erika M. Holmbeck; Vinicius M. Placco; Ian U. Roederer; Charli M. Sakari
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S-PLUS: Beyond Spectroscopy. IV. Stellar Parameters and Elemental-abundance Ratios for Six Million Stars from DR4 and First Results for the Magellanic Clouds
errThe Astrophysical Journal
IF0
err2026-03-27
err0
errOAAI
errYang Huang; Timothy C. Beers; Kai Xiao; C. Mendes de Oliveira; Felipe Almeida-Fernandes; G.B. Oliveira Schwarz; Young Sun Lee; Jihye Hong; Huiling Chen; Huawei Zhang; Guilherme Limberg; Maiara S. Carvalho; Pedro K. Humire; André Luiz Figueiredo; Bruno Dias; Alvaro Alvarez-Candal; Marcos Fonseca-Faria; A. Kanaan; T. Ribeiro; W. Schoenell; Silvia Rossi
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A 3D Chemodynamical Census of Inner-Galaxy Metal-poor Giants to [Fe/H] ∼-3.5
errAstrophysical Journal Letters
IF11.7
err2026-03-20
err0
PREAI
errSun, Shenglan; Huang, Yang; Jiang, Fangzhou; Zhang, Huawei; Xue, Xiang-Xiang; Beers, Timothy C.; Cao, Chengye; Feng, Qikang; Zhang, Ruizhi; Xing, Haiyang; Amarante, Joao A. S.
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SpecCLIP: Aligning and Translating Spectroscopic Measurements for Stars
errThe Astrophysical Journal
IF0
err2026-02-11
err0
errOAAI
errXiaosheng Zhao; Yang Huang; Guirong Xue; Xiao Kong; Jifeng Liu; Xiaoyu Tang; Timothy C. Beers; Yuan-Sen Ting; A-Li Luo
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errSave
Abundances of Rarely Detected s-process Elements Derived from the Ultraviolet Spectrum of the s-process-enhanced Metal-poor Star HD 196944∗
errASTROPHYSICAL JOURNAL
IF5.4
err2025-12-10
err0
PREAI
errRoederer, Ian U.; Placco, Vinicius M.; Karakas, Amanda I.; Den Hartog, Elizabeth A.; Beers, Timothy C.
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errSave
Stellar Loci. IX. Estimation of Stellar Parameters from CSST-like Photometry
errThe Astrophysical Journal
IF0
err2025-12-04
err0
errOAAI
errXue Lu; Haibo Yuan; Kai Xiao; Bowen Huang; Ruoyi Zhang; Lin Yang; Timothy C. Beers; Shuai Xu
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errSave
On the Origin of Neutron-capture Elements in r-I and r-II Stars: A Differential-abundance Analysis
errThe Astrophysical Journal
IF0
err2025-11-14
err0
errOAAI
errPallavi Saraf; Thirupathi Sivarani; Timothy C. Beers; Yutaka Hirai; Masaomi Tanaka; Carlos Allende Prieto; Drisya Karinkuzhi
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A Novel Approach to Identifying Substructures through Analysis of Metallicity Distribution Functions
errThe Astrophysical Journal
IF0
err2025-10-01
err0
errOAAI
errYoung Kwang Kim; Young Sun Lee; Timothy C. Beers
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errSave
A New Subclass of Carbon-enhanced Metal-poor Stars at Extremely Low Metallicity
errThe Astrophysical Journal Letters
IF0
err2025-09-25
err0
errOAAI
errYoung Sun Lee; Timothy C. Beers; Yutaka Hirai; Jihye Hong; Miji Jeong; Changmin Kim; Young Kwang Kim
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A Galactic Self-portrait: Density Structure and Integrated Properties of the Milky Way Disk
errastrophysical journal
IF0
err2025-09-10
err0
errOAAI
errJulie Imig; Jon A. Holtzman; Gail Zasowski; Jianhui Lian; Nicholas F. Boardman; Alexander Stone-Martinez; J. Ted Mackereth; Moire K. M. Prescott; Rachael L. Beaton; Timothy C. Beers; Dmitry Bizyaev; Michael R. Blanton; Katia Cunha; José G. Fernández-Trincado; Catherine E. Fielder; Sten Hasselquist; Christian R. Hayes; Misha Haywood; Henrik Jönsson; Richard R. Lane; Steven R. Majewski; Szabolcs Mészáros; Ivan Minchev; David L. Nidever; Christian Nitschelm; Jennifer Sobeck
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Additional Evidence for the Existence of a Primordial Disk System
errastrophysical journal
IF0
err2025-08-13
err0
PREAI
errShuai Xu; Haibo Yuan; Bowen Huang; Timothy C. Beers; Yang Huang; Maosheng Xiang; Kai Xiao; Jihye Hong; Young Sun Lee; Wuming Yang
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errSave
Measuring and modelling the Splash with APOGEE/Gaia and ARTEMIS
errMonthly Notices of the Royal Astronomical Society
IF4.8
err2025-08-07
err0
errOAAI
errShobhit Kisku; Ricardo P Schiavon; Andreea S Font; Andrew C Mason; Danny Horta; Dominic J Taylor; Andrea Sante; José G Fernández-Trincado; Timothy C Beers
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errSave
A Metallicity Catalog of Very Metal-poor Main-sequence Turn-off and Red Giant Stars from LAMOST DR10
errastrophysical journal supplement series
IF0
err2025-08-05
err0
PREAI
errXiangyu Li; Huiling Chen; Yang Huang; Huawei Zhang; Timothy C. Beers; Linxuan Zhu; Jifeng Liu
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errSave
Estimating Fe and Mg Abundances in the Milky Way Dwarf Galaxies Using Subaru/HSC and DEIMOS
errastrophysical journal
IF0
err2025-08-04
err0
PREAI
errJihye Hong; Evan N. Kirby; Tiffany M. Tang; Masashi Chiba; Yutaka Komiyama; Lauren E. Henderson; Itsuki Ogami; Timothy C. Beers
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errSave
A North–South Metallicity Asymmetry in the Outer Galactic Disk—Evidence for the Pericentric Passage of the Sagittarius Dwarf Galaxy
errastrophysical journal letters
IF0
err2025-07-31
err0
PREAI
errChun Wang; Yang Huang; Timothy C. Beers; Payel Das; Haibo Yuan; Lizhi Xie; Shi Shao
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errSave
Searching for R-process-enhanced Stars in the LAMOST Survey. II. Two New r-II Stars in the Milky Way Disk
errASTROPHYSICAL JOURNAL
IF5.4
err2025-05-08
err0
errOAAI
errXie, Xiao-Jin; Shi, Jianrong; Yan, Hong-Liang; Chen, Tian-Yi; Allende Prieto, Carlos; Beers, Timothy C.; Jin, Shi-Lun; Liu, Shuai; Li, Chun-Qian; Zhou, Ze-Ming; Ding, Ming-Yi; Tang, Yao-Jia
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Photometric Metallicity and Distance Estimates for ∼70,000 RR Lyrae Stars from the Zwicky Transient Facility
errASTROPHYSICAL JOURNAL SUPPLEMENT SERIES
IF8.5
err2025-04-14
err0
errOAAI
errHe, Shun-Xuan; Huang, Yang; Li, Xin-Yi; Zhang, Hua-Wei; Liu, Gao-Chao; Beers, Timothy C.; Wu, Hong; Fan, Zhou
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errSave
The Stellar Abundances and Galactic Evolution Survey (SAGES). II. Machine Learning-based Stellar Parameters for 21 Million Stars from the First Data Release
errASTROPHYSICAL JOURNAL SUPPLEMENT SERIES
IF8.5
err2025-02-25
err0
errOAAI
errGu, Hongrui; Fan, Zhou; Zhao, Gang; Yang, Huang; Beers, Timothy C.; Wang, Wei; Zheng, Jie; Zhao, Jingkun; Li, Chun; Chen, Yuqin; Yuan, Haibo; Li, Haining; Tan, Kefeng; Song, Yihan; Luo, Ali; Song, Nan; Liu, Yujuan
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SIRIUS: Identifying Metal-poor Stars Enriched by a Single Supernova in a Dwarf Galaxy Cosmological Zoom-in Simulation Resolving Individual Massive Stars
errASTROPHYSICAL JOURNAL LETTERS
IF11.7
err2025-02-13
err0
errOAAI
errHirai, Yutaka; Saitoh, Takayuki R.; Fujii, Michiko S.; Kaneko, Katsuhiro; Beers, Timothy C.
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errSave
Abundances of iron-peak elements in 58 bulge spheroid stars from APOGEE
errASTRONOMY & ASTROPHYSICS
IF5.8
err2024-11-22
err0
PREAI
errBarbuy, B.; Friaca, A. C. S.; Ernandes, H.; da Silva, P.; Souza, S. O.; Fernandez-Trincado, J. G.; Cunha, K.; Smith, V. V.; Masseron, T.; Perez-Villegas, A.; Chiappini, C.; Queiroz, A. B. A.; Santiago, B. X.; Beers, T. C.; Anders, F.; Schiavon, R. P.; Valentini, M.; Minniti, D.; Geisler, D.; Souto, D.; Placco, V. M.; Zoccali, M.; Feltzing, S.; Schultheis, M.; Nitschelm, C.
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Research Directions

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Co-authors
Cooperation Journals
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David J. Schlegel
H-index: 153 · Papers: 764
D
David H. Weinberg
H-index: 135 · Papers: 704
A
Alexander S. Szalay
H-index: 132 · Papers: 939
J
Joss Bland‐Hawthorn
H-index: 130 · Papers: 1.3K
W
Will J. Percival
H-index: 125 · Papers: 791
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