THE BEST SIDE OF ER:YB:YAB CRYSTAL

The nonradiative transition charges Stick to the components WNR = W (0) exp(-alphap), the place p is the volume of phonons matching the Vitality hole. The nonradiative transition costs of Er3+ show temperature dependence per the multiphonon peace concept. In Tm3+ the temperature dependence of nonradiative leisure rates is intricate from the existen