The results indicate that the Stokes power is larger and grow rapidly for the smaller core radius, increasing the core radius will weaken the effect of SRS.

• 结果表明:对于较小的纤芯半径，光纤内的斯托克斯光功率较大且增长迅速，因此增加纤芯半径能有效减弱受激拉曼散射效应；