CARMENES obs. of the binary system LB-1

The mass, origin, and evolutionary stage of the binary system LB-1 have been intensely debated, following the claim that it hosts an ~70M_{sun}_ black hole, in stark contrast...自相关研究提出双星系统LB-1拥有一颗约70倍太阳质量（M_sun）的黑洞这一论断以来，该系统的质量、起源与演化阶段便一直是学界激烈争论的话题，这与……形成了鲜明反差。