59 citations · 487 across the 30 of their papers we have counts for
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astro-ph.GA2022
The C/M Ratio of AGB Stars in the Local Group Galaxies
Tongtian Ren, Biwei Jiang, Yi Ren +1
The number ratio of carbon-rich to oxygen-rich asymptotic giant branch (AGB) stars (the so-called C/M ratio) is closely related to the evolution environment of the host galaxy. Thi…
astro-ph.GA2022★ 13 cited
Dust Extinction Law in Nearby Star-Resolved Galaxies. II. M33 Traced by Supergiants
Yuxi Wang, Jian Gao, Yi Ren +1
The dust extinction curves toward individual sight lines in M33 are derived for the first time with a sample of reddened O-type and B-type supergiants obtained from the LGGS. The o…
astro-ph.SR2022★ 1 cited
Dependence of pulsation mode of Cepheids on metallicity
Zehao Zhang, Biwei Jiang, Yi Ren +2
The Cepheid variables in SMC, LMC, the Milky Way, M33 and M31 are used to examine the dependence of pulsation mode on metallicity which was previously found in red supergiants. The…