1. Introduction Her X-1 is an eclipsing binary system, with a neutron star (NS) primary and an A/F secondary star. The spin period is ~1.24 s and the orbital.
1. Introduction
Relativistically Broad Iron K-Lines of AGN “ Ｐｒｏｂｉｎｇ ＢＨ ｓｐｉｎ ”
