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计算了 Yb,Er:YAG晶体中 Yb3 + 和 Er3 + 离子之间交叉弛豫几率 ,分析了 Yb,Er:YAG晶体中能量上转换过程。通过求解跃迁速率方程 ,得出了 Yb3 + 和 Er3 + 离子的最佳掺杂浓度
The probability of cross relaxation between Yb3 + and Er3 + ions in Yb, Er: YAG crystal was calculated and the energy upconversion in Yb, Er: YAG crystal was analyzed. By solving the transition rate equation, the optimal doping concentration of Yb3 + and Er3 + ions