The nonradiative changeover fees Keep to the formula WNR = W (0) exp(-alphap), where by p is the volume of phonons matching the Strength gap. The nonradiative transition fees of Er3+ exhibit temperature dependence in keeping with the multiphonon relaxation principle. In Tm3+ the temperature dependence of nonradiative peace prices https://sergiozfhii.thechapblog.com/33885804/the-greatest-guide-to-er-yb-yab-crystal