2 papers
astro-ph.SR2024
Detection of two totally eclipsing B-type binaries with extremely low mass ratios
Linfeng Chang, Shengbang Qian, Lei Zang +1
The detection of O- and B-type stars with extremely low-mass companions is very important for understanding the formation and evolution of binary stars. However, their finding rema…
astro-ph.SR2024
A brown dwarf orbiting around the planetary-nebula central binary KV Vel
S. -B. Qian, L. -Y. Zhu, F. -X. Li +9
KV Vel is a non-eclipsing short-period (P = 0.3571 days) close binary containing a very hot subdwarf primary (77000 K) and a cool low-mass secondary star (3400 K) that is located a…