The nonradiative changeover fees Keep to the formula WNR = W (0) exp(-alphap), where by p is the amount of phonons matching the Electrical power gap. The nonradiative changeover fees of Er3+ exhibit temperature dependence according to the multiphonon rest idea. In Tm3+ the temperature dependence of nonradiative peace prices https://erybyabcrystal96284.azzablog.com/33335368/the-2-minute-rule-for-er-yb-yab-crystal