ELM of ELM-WD: An extremely low mass hot star discovered in LAMOST survey

Hailong Yuan, Zhenwei Li, Zhongrui Bai +7

The Extremely Low Mass White Dwarfs (ELM WDs) and pre-ELM WDs are helium core white dwarfs with mass $<\sim 0.3M_{\odot }$. Evolution simulations show that a lower mass limit for EL…