The nonradiative changeover prices Adhere to the method WNR = W (0) exp(-alphap), where p is the number of phonons matching the Power gap. The nonradiative changeover premiums of Er3+ show temperature dependence in keeping with the multiphonon peace theory. In Tm3+ the temperature dependence of nonradiative leisure charges is https://brooksdgecy.sharebyblog.com/33102527/the-smart-trick-of-er-yb-yab-crystal-that-nobody-is-discussing