The nonradiative transition costs follow the system WNR = W (0) exp(-alphap), exactly where p is the quantity of phonons matching the Electrical power gap. The nonradiative transition premiums of Er3+ show temperature dependence in step with the multiphonon leisure idea. In Tm3+ the temperature dependence of nonradiative rest prices https://andyfgfea.nizarblog.com/33288999/er-yb-yab-crystal-for-dummies