TOP LATEST FIVE ER:YB:YAB CRYSTAL URBAN NEWS

The nonradiative changeover costs follow the formulation WNR = W (0) exp(-alphap), in which p is the quantity of phonons matching the Vitality hole. The nonradiative changeover premiums of Er3+ show temperature dependence according to the multiphonon leisure concept. In Tm3+ the temperature dependence of nonradiative peace costs is challenging beca