The nonradiative changeover prices Adhere to the formulation WNR = W (0) exp(-alphap), where by p is the quantity of phonons matching the Strength gap. The nonradiative transition premiums of Er3+ show temperature dependence per the multiphonon peace theory. In Tm3+ the temperature dependence of nonradiative leisure fees is challenging https://er-yb-yab-crystal62849.bloggazzo.com/32414791/top-latest-five-er-yb-yab-crystal-urban-news