The nonradiative changeover prices Adhere to the formulation WNR = W (0) exp(-alphap), where by p is the volume of phonons matching the Vitality hole. The nonradiative transition charges of Er3+ show temperature dependence per the multiphonon peace theory. In Tm3+ the temperature dependence of nonradiative rest premiums is complex https://alexistvtro.bloggadores.com/32385677/the-ultimate-guide-to-er-yb-yab-crystal