5 SIMPLE STATEMENTS ABOUT ER:YB:YAB CRYSTAL EXPLAINED

The nonradiative changeover fees Keep to the components WNR = W (0) exp(-alphap), wherever p is the number of phonons matching the Electricity hole. The nonradiative transition fees of Er3+ exhibit temperature dependence per the multiphonon peace idea. In Tm3+ the temperature dependence of nonradiative rest fees is difficult with the existence of s