The nonradiative changeover prices Keep to the formulation WNR = W (0) exp(-alphap), where by p is the amount of phonons matching the Electrical power gap. The nonradiative transition premiums of Er3+ show temperature dependence consistent with the multiphonon rest principle. In Tm3+ the temperature dependence of nonradiative peace prices https://er-yb-yab-crystal75851.popup-blog.com/32289086/what-does-er-yb-yab-crystal-mean