The nonradiative transition rates Keep to the formula WNR = W (0) exp(-alphap), the place p is the amount of phonons matching the Electrical power gap. The nonradiative changeover fees of Er3+ exhibit temperature dependence in keeping with the multiphonon relaxation concept. In Tm3+ the temperature dependence of nonradiative leisure https://erybyabcrystal96134.blog-ezine.com/34958658/details-fiction-and-er-yb-yab-crystal