Fundamental and dressed annular solitons in saturable nonlinearity with parity–time symmetric Bessel potential
Wang Hong-Cheng †, Wei Ya-Dong, Huang Xiao-Yuan, Chen Gui-Hua, Ye Hai
       

(color online) Variations of critical value μ0 of propagation constant for the existence of fundamental solitons with W0 for V 0 = 3 and 5.