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Stimulated emission cross section and fluorescence lifetime of upper Iaserlevel are important and necessary parameters for evaluating laser materialsand designing laser devices.The stimulated emission cross section is measuredmainly by spectroscopic method,which is inaccurate and limited by transition
Stimulated emission cross section and fluorescence lifetime of upper Iaserlevel are important and necessary parameters for evaluating laser materials and designing laser devices. The stimulated emission cross section is measuredmainly by spectroscopic method, which is in accurate and limited by transition