High-α-Metal-Rich stars in the LAMOST-MRS survey and its connection with the galactic bulge

Haopeng Zhang, Yuqin Chen, Gang Zhao +6

We report the detection of a large sample of high-$\alpha$-metal-rich stars on the low giant branch with $2.6<logg<3.3$ dex in the LAMOST-MRS survey. This special group corresponds to a…