Qiao, Yi https://orcid.org/0009-0004-8795-2473
Tang, Baitian https://orcid.org/0000-0002-0066-0346
Fernández-Trincado, José G.
Jian, Mingjie
Allende Prieto, Carlos https://orcid.org/0000-0002-0084-572X
Yan, Hongliang https://orcid.org/0000-0002-8609-3599
Yuan, Zhen
Huang, Yang https://orcid.org/0000-0003-3250-2876
Masseron, Thomas https://orcid.org/0000-0002-6939-0831
Barbuy, Beatriz https://orcid.org/0000-0001-9264-4417
Shi, Jianrong
Li, Chengyuan https://orcid.org/0000-0002-3084-5157
Huang, Ruoyun https://orcid.org/0009-0007-3312-6039
Zhang, Jiajun
Li, Jing https://orcid.org/0000-0002-4953-1545
Liu, Chao https://orcid.org/0000-0002-1802-6917
Zhu, Weishan https://orcid.org/0000-0002-1189-2855
Funding for this research was provided by:
MOST ∣ National Natural Science Foundation of China (12233013)
MOE ∣ Fundamental Research Funds for the Central Universities (24qnpy121)
MOST ∣ National Natural Science Foundation of China (12473035)
Article Title: A Tale of Two Origins: In Situ versus Accreted Nitrogen-rich Field Stars in the MW
Journal Title: The Astrophysical Journal
Article Type: paper
Copyright Information: © 2026. The Author(s). Published by the American Astronomical Society.
Publication dates
Date Received: 2025-10-22
Date Accepted: 2026-02-28
Online publication date: 2026-03-31