The nonradiative changeover prices Adhere to the formula WNR = W (0) exp(-alphap), exactly where p is the quantity of phonons matching the Vitality hole. The nonradiative transition rates of Er3+ show temperature dependence in keeping with the multiphonon peace theory. In Tm3+ the temperature dependence of nonradiative leisure fees https://er-yb-yab-crystal41739.getblogs.net/65692619/the-2-minute-rule-for-er-yb-yab-crystal