The nonradiative changeover prices Adhere to the method WNR = W (0) exp(-alphap), exactly where p is the quantity of phonons matching the Power hole. The nonradiative changeover prices of Er3+ show temperature dependence in line with the multiphonon rest idea. In Tm3+ the temperature dependence of nonradiative relaxation costs https://er-yb-yab-crystal45840.wssblogs.com/33139498/er-yb-yab-crystal-for-dummies