[3] Shih M F, Chen Z G, Segev M, et al. Incoherent collisions between one-dimensional bright steady-state photorefractive spatial screening solitons [J]. Appl. Phys. Lett., 1996, 69(27): 4151-4153.
[4] Shih M F, Segev M. Incoherent collisions between two-dimensional bright steady-state photorefractive spatial screening solitons [J]. Opt. Lett., 1996, 21(19): 1538-1540.
[5] Stepken A, Kaiser F, Belic M R, et al. Interaction of incoherent two-dimensional photorefractive solitons [J]. Phys. Rev. E, 1998, 58(4): R4112-4115.
[6] Castro-Camus E. Magana L F. Prediction of the physical response for the two-photon photorefractive effect [J]. Opt. Lett., 2003, 28: 1129-1131.
[7] Hou Chunfeng, Pei Yanbo, Zhou Zhongxiang, et al. Spatial solitons in two-photon photorefractive media [J]. Phys. Rev. A, 2005, 71: 053817.
[8] Zhang Guangyong, Liu Jinsong. Screening-photovoltaic spatial solitons in biased two-photo photovoltaic photorefractive crystals [J]. J. Opt. Soc. Am. B, 2009, 26(1): 113-120.
[9] Cheng L J, Partovi A. Temperature and intensity dependence of photorefractive effect in GaAs [J]. Appl. Phys. Lett., 1986, 49(21): 1456-1458.
[12] Zhang Guangyong, Liu Jinsong. Effect of temperature on the stability of separate screening bright-dark spatial soliton pair [J]. Chinese Physics, 2006, 15(11): 2631-2637.
