ER:YB:YAB CRYSTAL CAN BE FUN FOR ANYONE

The nonradiative transition rates Stick to the method WNR = W (0) exp(-alphap), the place p is the amount of phonons matching the Power gap. The nonradiative changeover prices of Er3+ show temperature dependence in keeping with the multiphonon peace concept. In Tm3+ the temperature dependence of nonradiative peace fees is complicated by the existen