RUMORED BUZZ ON ER:YB:YAB CRYSTAL

The nonradiative transition premiums Keep to the components WNR = W (0) exp(-alphap), the place p is the amount of phonons matching the Vitality gap. The nonradiative changeover costs of Er3+ show temperature dependence per the multiphonon relaxation principle. In Tm3+ the temperature dependence of nonradiative rest fees is difficult by the existen