机构地区: 华中科技大学光电子科学与工程学院光电子工程系
出 处: 《激光技术》 2003年第5期409-410,414,共3页
摘 要: 为了优化设计光纤喇曼激光器的各项参数 ,采用喇曼激光器的基本理论模型模拟分析了用DCF光纤做增益介质的光纤喇曼激光器的输出特性 ,提供了激光器优化设计的方法 ;通过改变光纤的长度和输出端面的耦合效率得到最优的激光输出 ;以及改变泵浦功率时输出激光功率的变化情况 ;并进一步分析了多波长的光纤激光器 。 In order to optimize the design of fiber Raman laser,a fiber laser with DCF as gain medium under a simplified model and its output characters are analyzed.Some methods are put forward to optimize the design of fiber lasers.Laser output can be optimized with alterations of fiber length and output coupling coefficient,and the output power can be changed with alteration of pump power.Applying the model to the multi wavelength lasers,four wavelength lasers have been obtained.