The nonradiative changeover fees Keep to the formula WNR = W (0) exp(-alphap), where by p is the amount of phonons matching the Electrical power gap. The nonradiative changeover rates of Er3+ exhibit temperature dependence according to the multiphonon rest principle. In Tm3+ the temperature dependence of nonradiative peace prices https://er-yb-yab-crystal41840.dbblog.net/6565513/er-yb-yab-crystal-can-be-fun-for-anyone