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报导芯泵浦和包层泵浦两种情况下,工作于2.04μm的Tm-Ho双掺氟基光纤激光器的数值模拟.数值模型考虑了交叉弛豫和能量转移过程对激光运转的影响,并考虑了沿光纤传输过程的信号和泵光损耗.模型用一个子程序来模拟包层泵浦的吸收过程并给出了与实验符合的结果,与芯泵浦Tm-Ho双掺光纤激光器的实验结果比较说明理论计算和实验结果符合得相当好,并在此基础上为建造新的包层泵浦高效Tm-Ho氟基光纤激光器提供了优化参数.
The numerical simulation of a Tm-Ho double-doped fluorine-doped fiber laser operating at 2.04μm under both core pumping and cladding pumping is reported. The numerical model considers the effects of cross-relaxation and energy transfer processes on laser operation, taking into account the signal and pump loss along the optical fiber transmission. The model uses a subroutine to simulate the absorption process of the cladding pump and gives the experimental results in line with the experimental results of core-pumped Tm-Ho double-doped fiber laser shows that the theoretical calculations and experimental results in good agreement, On the basis of this, the optimization parameters for the construction of a new high efficiency Tm-Ho Fluorine-based Fiber Laser with a cladding pump are provided.