GETTING MY ER:YB:YAB CRYSTAL TO WORK

The nonradiative changeover premiums Stick to the components WNR = W (0) exp(-alphap), the place p is the number of phonons matching the Strength hole. The nonradiative transition fees of Er3+ exhibit temperature dependence according to the multiphonon relaxation principle. In Tm3+ the temperature dependence of nonradiative rest premiums is complex