The nonradiative transition 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 consistent with the multiphonon leisure concept. In Tm3+ the temperature dependence of nonradiative relaxation premiums is https://erybyabcrystal72604.qodsblog.com/34836396/a-review-of-er-yb-yab-crystal