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Yb3+：激光材料能级简单，能量储量高，荧光寿命长，它的吸收波长范围能与InGaAs二极管的泵浦波长（900～1100nm）有效耦合，在半导体列阵泵浦的高功率激光装置上具有很大发展潜力。另外它有较宽吸收和荧光光谱区，可作为飞秒级超短脉冲激光和可调谐激光的工作物质。目前国外已
Yb3 +: The laser has the advantages of simple energy level, high energy storage capacity and long fluorescence lifetime. Its absorption wavelength range can be effectively coupled with the pump wavelength of InGaAs diode (900-1100nm), and has the advantages of high energy laser device pumped by semiconductor array Great potential for development. In addition it has a wider absorption and fluorescence spectral region, can be used as a working substance of femtosecond ultrashort pulse laser and tunable laser. Currently foreign already