低质量X射线二元星中黑洞的形成
天体物理学
2011-05-23 v1
摘要
我们计算了拥有黑洞的低质量X射线二元星的形成率。两种模型(半解析模型和更详细的模型)都预测形成率比从观测中推导出的低两个数量级。解决这一矛盾需要么星质量小于20M的恒星可演化为黑洞,要么二元星成员的 stellar wind伴随远大于此前假设的角动量损失。
引用
@article{arxiv.astro-ph/9701037,
title = {The formation of black-holes in low-mass X-ray binaries},
author = {Simon F. Portegies Zwart and Frank Verbunt and Ene Ergma},
journal= {arXiv preprint arXiv:astro-ph/9701037},
year = {2011}
}
备注
6 pages, including 4 figures. accepted for publication in publication in Astronomy and Astrophysics