FACTS ABOUT ER:YB:YAB CRYSTAL REVEALED

The nonradiative transition premiums Adhere to the formula WNR = W (0) exp(-alphap), the place p is the number of phonons matching the energy hole. The nonradiative changeover costs of Er3+ show temperature dependence according to the multiphonon relaxation idea. In Tm3+ the temperature dependence of nonradiative peace prices is complex by the exis