The nonradiative transition premiums Stick to the components WNR = W (0) exp(-alphap), the place p is the volume of phonons matching the Vitality hole. The nonradiative transition premiums of Er3+ exhibit temperature dependence per the multiphonon peace concept. In Tm3+ the temperature dependence of nonradiative rest fees is complex https://erybyabcrystal85172.blogripley.com/33779921/er-yb-yab-crystal-an-overview