The nonradiative changeover premiums Keep to the method WNR = W (0) exp(-alphap), the place p is the number of phonons matching the Electricity hole. The nonradiative transition rates of Er3+ show temperature dependence in line with the multiphonon leisure theory. In Tm3+ the temperature dependence of nonradiative relaxation prices https://troykliga.blogprodesign.com/54633142/a-review-of-er-yb-yab-crystal