THE DEFINITIVE GUIDE TO ER:YB:YAB CRYSTAL

The nonradiative transition premiums Keep to the method WNR = W (0) exp(-alphap), exactly where p is the volume of phonons matching the Vitality hole. The nonradiative changeover premiums of Er3+ exhibit temperature dependence in keeping with the multiphonon relaxation concept. In Tm3+ the temperature dependence of nonradiative leisure premiums is