OALib Journal期刊
Er–Yb共掺磷酸盐波导激光器中的Er–Yb能量传递研究
, PP. 421-424
Keywords: 激光技术 ,激光器 ,波导激光器 ,Er–Yb共掺磷酸盐玻璃 ,Yb-Er能量传递
Abstract:
对Er–Yb共掺磷酸盐玻璃波导激光器进行理论研究，弄清Er-Yb能量传递的作用。利用重叠积分方法，对Er-Yb共掺系统的速率方程及激光器中信号光和泵浦光的传输方程进行求解，在980-nm的泵浦光作用下对光波导激光器中Er-Yb能量传递过程的影响做了详细研究，讨论了Yb-Er能量传递对激光器的增益和输出特性的影响。计算结果表明Yb-Er能量传递对激光器的增益和输出功率的影响不明显。Yb3+离子在Er3+-Yb3+共掺系统中起化解Er3+离子“团簇”、提高泵浦效率的作用。
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