The nonradiative transition prices Adhere to the method WNR = W (0) exp(-alphap), where p is the amount of phonons matching the energy hole. The nonradiative changeover prices of Er3+ exhibit temperature dependence according to the multiphonon rest principle. In Tm3+ the temperature dependence of nonradiative peace charges is complicated https://erybyabcrystal07384.answerblogs.com/33513337/er-yb-yab-crystal-options