THE 2-MINUTE RULE FOR ER:YB:YAB CRYSTAL

The nonradiative changeover prices Adhere to the method WNR = W (0) exp(-alphap), where p is the amount of phonons matching the Vitality hole. The nonradiative changeover charges of Er3+ show temperature dependence per the multiphonon relaxation concept. In Tm3+ the temperature dependence of nonradiative peace fees is complex with the existence of