The nonradiative changeover charges Keep to the method WNR = W (0) exp(-alphap), where by p is the volume of phonons matching the Vitality gap. The nonradiative transition fees of Er3+ show temperature dependence according to the multiphonon rest idea. In Tm3+ the temperature dependence of nonradiative leisure costs is https://emiliouvuso.tusblogos.com/33507316/top-latest-five-er-yb-yab-crystal-urban-news