The nonradiative changeover premiums Keep to the method WNR = W (0) exp(-alphap), wherever p is the amount of phonons matching the Vitality gap. The nonradiative transition rates of Er3+ exhibit temperature dependence in step with the multiphonon peace principle. In Tm3+ the temperature dependence of nonradiative peace costs is https://kameronhlihf.humor-blog.com/33673519/a-secret-weapon-for-er-yb-yab-crystal