The nonradiative changeover costs Keep to the formula WNR = W (0) exp(-alphap), the place p is the number of phonons matching the Strength hole. The nonradiative changeover prices of Er3+ exhibit temperature dependence according to the multiphonon peace concept. In Tm3+ the temperature dependence of nonradiative leisure premiums is https://er-yb-yab-crystal41739.canariblogs.com/5-essential-elements-for-er-yb-yab-crystal-49631472