The nonradiative changeover costs Keep to the components WNR = W (0) exp(-alphap), the place p is the amount of phonons matching the Power hole. The nonradiative transition premiums of Er3+ exhibit temperature dependence in step with the multiphonon peace idea. In Tm3+ the temperature dependence of nonradiative rest charges https://waylongihml.ssnblog.com/33850115/5-simple-statements-about-er-yb-yab-crystal-explained