The nonradiative transition charges follow the method WNR = W (0) exp(-alphap), in which p is the volume of phonons matching the Power hole. The nonradiative changeover fees of Er3+ show temperature dependence consistent with the multiphonon rest concept. In Tm3+ the temperature dependence of nonradiative peace prices is intricate https://er-yb-yab-crystal63951.frewwebs.com/33841434/er-yb-yab-crystal-for-dummies