The nonradiative transition premiums Keep to the formula WNR = W (0) exp(-alphap), the place p is the amount of phonons matching the Power gap. The nonradiative transition costs of Er3+ exhibit temperature dependence in line with the multiphonon peace idea. In Tm3+ the temperature dependence of nonradiative leisure premiums https://erybyabcrystal06059.ampblogs.com/5-simple-techniques-for-er-yb-yab-crystal-71499018