ER:YB:YAB CRYSTAL - AN OVERVIEW

The nonradiative transition costs Keep to the formulation WNR = W (0) exp(-alphap), where by p is the number of phonons matching the Vitality hole. The nonradiative changeover fees of Er3+ show temperature dependence according to the multiphonon relaxation idea. In Tm3+ the temperature dependence of nonradiative leisure charges is intricate via the