Qiao Hai-Long, Jia Wei-Guo, Liu Bao-Lin, Wang Xu-Dong, Menke Neimule, Yang Jun, Zhang Jun-Ping. Effect of Ramam gain on the characteristic of soliton propagationJ. Acta Physica Sinica, 2013, 62(10): 104212. DOI: 10.7498/aps.62.104212