The nonradiative transition prices Adhere to the method WNR = W (0) exp(-alphap), the place p is the quantity of phonons matching the Power gap. The nonradiative transition prices of Er3+ exhibit temperature dependence per the multiphonon peace concept. In Tm3+ the temperature dependence of nonradiative leisure premiums is complex https://erybyabcrystal24678.bloguetechno.com/little-known-facts-about-er-yb-yab-crystal-68204958