The nonradiative changeover fees Keep to the components WNR = W (0) exp(-alphap), where by p is the number of phonons matching the Power hole. The nonradiative changeover prices of Er3+ show temperature dependence consistent with the multiphonon leisure idea. In Tm3+ the temperature dependence of nonradiative relaxation costs is https://erybyabcrystal74062.wizzardsblog.com/33098042/details-fiction-and-er-yb-yab-crystal