The nonradiative transition fees follow the system WNR = W (0) exp(-alphap), where p is the quantity of phonons matching the Strength gap. The nonradiative transition fees of Er3+ exhibit temperature dependence according to the multiphonon rest concept. In Tm3+ the temperature dependence of nonradiative relaxation prices is complicated with https://knoxghjge.59bloggers.com/33612157/the-definitive-guide-to-er-yb-yab-crystal