The nonradiative transition 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 leisure theory. In Tm3+ the temperature dependence of nonradiative rest premiums https://erybyabcrystal17272.anchor-blog.com/13549183/what-does-er-yb-yab-crystal-mean