The nonradiative transition fees follow the formula WNR = W (0) exp(-alphap), where by p is the quantity of phonons matching the Vitality gap. The nonradiative transition premiums of Er3+ show temperature dependence per the multiphonon rest concept. In Tm3+ the temperature dependence of nonradiative rest charges is intricate because https://erybyabcrystal31840.blogdiloz.com/33756744/the-smart-trick-of-er-yb-yab-crystal-that-nobody-is-discussing