The nonradiative changeover fees Stick to the components WNR = W (0) exp(-alphap), exactly where p is the quantity of phonons matching the Power hole. The nonradiative transition charges of Er3+ show temperature dependence per the multiphonon leisure principle. In Tm3+ the temperature dependence of nonradiative peace rates is challenging https://erybyabcrystal25679.blogdal.com/35251171/the-definitive-guide-to-er-yb-yab-crystal