ER:YB:YAB CRYSTAL - AN OVERVIEW

The nonradiative transition premiums Stick to the formula WNR = W (0) exp(-alphap), where by p is the amount of phonons matching the Electrical power gap. The nonradiative transition fees of Er3+ exhibit temperature dependence according to the multiphonon relaxation concept. In Tm3+ the temperature dependence of nonradiative leisure premiums is com