射电脉冲星是否为异星?
天体物理学
2009-10-31 v2
摘要
射电脉冲星脉冲核成分宽度的一个惊人精确的观测关系被用于推导脉冲星半径的严格限制,强有力地表明脉冲星是异星而非中子星。这通过考虑脉冲星质量对发射区尺寸的广义相对论效应实现,后者约束脉冲星质量小于 2.5 太阳质量,半径小于 10.5 km。
引用
@article{arxiv.astro-ph/0011386,
title = {Are Radio Pulsars Strange Stars ?},
author = {R. C. Kapoor and C. S. Shukre},
journal= {arXiv preprint arXiv:astro-ph/0011386},
year = {2009}
}
备注
v.2 : 12 pages including 3 figures and 2 tables, LaTex, uses epsfig. This version has one extra figure, few lines of new text and typos fixed