The nonradiative changeover fees Stick to the components WNR = W (0) exp(-alphap), exactly where p is the number of phonons matching the energy hole. The nonradiative transition prices of Er3+ exhibit temperature dependence in step with the multiphonon leisure principle. In Tm3+ the temperature dependence of nonradiative relaxation charges https://cr-yag-crystal96283.blog-mall.com/33734365/details-fiction-and-er-yb-yab-crystal