5 SIMPLE STATEMENTS ABOUT ER:YB:YAB CRYSTAL EXPLAINED

The nonradiative changeover premiums follow the formula WNR = W (0) exp(-alphap), where by p is the quantity of phonons matching the Electrical power gap. The nonradiative changeover fees of Er3+ exhibit temperature dependence according to the multiphonon relaxation theory. In Tm3+ the temperature dependence of nonradiative leisure costs is challen