The nonradiative changeover fees follow the method WNR = W (0) exp(-alphap), exactly where p is the quantity of phonons matching the Strength hole. The nonradiative changeover prices of Er3+ exhibit temperature dependence in line with the multiphonon peace idea. In Tm3+ the temperature dependence of nonradiative rest fees is https://er-yb-yab-crystal29529.dreamyblogs.com/33623977/5-easy-facts-about-er-yb-yab-crystal-described