In high-power laser system,the performance of laser is limited when the beam is break-up by the small-scale self-focusin......

全固态皮秒放大器的平均输出功率易受到增益晶体中自聚焦效应的影响。通过引入补偿元件—砷化镓(GaAs)片可以避免自聚焦效应造成的......

基于激光非线性传输和频率转换理论, 研究了频率转换中基频光与三倍频光相位关系对光束近场带来的影响。结果表明, 三倍频光近场对......