A mathematical model is obtained for the description of ultrafast stimulated Raman scattehog in optical fibers with slowly decreasing dispersion.

• 在推导描述色散缓变单模光纤负群速色散区超快受激拉曼散射过程数学模型的基础上，通过计算机模拟，对这一孤子效应拉曼脉冲产生过程进行了详细的计算和分析。