The nonradiative transition costs follow the method WNR = W (0) exp(-alphap), in which p is the quantity of phonons matching the Electrical power gap. The nonradiative changeover premiums of Er3+ show temperature dependence according to the multiphonon peace idea. In Tm3+ the temperature dependence of nonradiative leisure costs is https://vone691dcz3.dreamyblogs.com/profile