The nonradiative transition prices follow the formula WNR = W (0) exp(-alphap), exactly where p is the amount of phonons matching the Electrical power gap. The nonradiative transition charges of Er3+ show temperature dependence in keeping with the multiphonon relaxation concept. In Tm3+ the temperature dependence of nonradiative rest fees https://erybyabcrystal18405.theblogfairy.com/32353992/5-simple-statements-about-er-yb-yab-crystal-explained