Periodic Orbits Around Kerr Sen Black Holes*

Chang-Qing Liu,Chi-Kun Ding,Ji-Liang Jing

Fig. 5 (Color online) Zoom-whirl periodic orbits with $q=w+{v}/{z}=1+{v}/{4}$, $(v = 1, 3 )$ for $a=0$, $b=0.2$, $L=3.8$, here we set $M=1$.