The nonradiative transition fees Keep to the components WNR = W (0) exp(-alphap), in which p is the quantity of phonons matching the Power gap. The nonradiative changeover fees of Er3+ exhibit temperature dependence in step with the multiphonon rest idea. In Tm3+ the temperature dependence of nonradiative leisure costs https://erybyabcrystal17394.life3dblog.com/32129586/er-yb-yab-crystal-options