NOT KNOWN DETAILS ABOUT ER:YB:YAB CRYSTAL

The nonradiative changeover prices Adhere to the formulation WNR = W (0) exp(-alphap), wherever p is the number of phonons matching the Vitality gap. The nonradiative transition charges of Er3+ exhibit temperature dependence in keeping with the multiphonon peace idea. In Tm3+ the temperature dependence of nonradiative leisure premiums is challengin