The nonradiative changeover fees Keep to the formula WNR = W (0) exp(-alphap), the place p is the quantity of phonons matching the Power hole. The nonradiative transition charges of Er3+ show temperature dependence per the multiphonon rest concept. In Tm3+ the temperature dependence of nonradiative rest premiums is difficult https://elagabalusq912ztp7.birderswiki.com/user