The nonradiative changeover fees Adhere to the system WNR = W (0) exp(-alphap), wherever p is the quantity of phonons matching the Vitality hole. The nonradiative transition premiums of Er3+ show temperature dependence in step with the multiphonon leisure theory. In Tm3+ the temperature dependence of nonradiative rest fees is https://rowanehfdz.pointblog.net/the-ultimate-guide-to-er-yb-yab-crystal-76500765