The nonradiative changeover prices Adhere to the formulation WNR = W (0) exp(-alphap), where by p is the volume of phonons matching the Electricity gap. The nonradiative changeover costs of Er3+ exhibit temperature dependence in step with the multiphonon relaxation idea. In Tm3+ the temperature dependence of nonradiative leisure charges https://andrevbcdz.imblogs.net/83002099/5-easy-facts-about-er-yb-yab-crystal-described