RUMORED BUZZ ON ER:YB:YAB CRYSTAL

The nonradiative changeover charges Stick to the formula WNR = W (0) exp(-alphap), the place p is the number of phonons matching the Strength hole. The nonradiative transition premiums of Er3+ show temperature dependence according to the multiphonon relaxation idea. In Tm3+ the temperature dependence of nonradiative leisure premiums is complicated