The nonradiative changeover fees Adhere to the components WNR = W (0) exp(-alphap), where by p is the volume of phonons matching the Power hole. The nonradiative transition fees of Er3+ show temperature dependence in step with the multiphonon relaxation concept. In Tm3+ the temperature dependence of nonradiative relaxation fees https://er-yb-yab-crystal62605.techionblog.com/34849627/5-tips-about-er-yb-yab-crystal-you-can-use-today