The nonradiative transition premiums Stick to the components WNR = W (0) exp(-alphap), in which p is the volume of phonons matching the Vitality hole. The nonradiative changeover prices of Er3+ show temperature dependence according to the multiphonon rest concept. In Tm3+ the temperature dependence of nonradiative leisure rates is https://erybyabcrystal05047.blogs100.com/35312522/5-simple-statements-about-er-yb-yab-crystal-explained