The nonradiative transition premiums Keep to the method WNR = W (0) exp(-alphap), wherever p is the volume of phonons matching the Vitality gap. The nonradiative changeover charges of Er3+ show temperature dependence in line with the multiphonon relaxation idea. In Tm3+ the temperature dependence of nonradiative peace prices is https://janisn035nkh5.shivawiki.com/user