The nonradiative transition costs Keep to the method WNR = W (0) exp(-alphap), exactly where p is the quantity of phonons matching the Vitality hole. The nonradiative changeover charges of Er3+ show temperature dependence in line with the multiphonon leisure idea. In Tm3+ the temperature dependence of nonradiative relaxation charges https://chrisi813hfd4.mywikiparty.com/user