The nonradiative changeover prices Adhere to the formula WNR = W (0) exp(-alphap), where by p is the number of phonons matching the energy hole. The nonradiative changeover prices of Er3+ exhibit temperature dependence per the multiphonon leisure concept. In Tm3+ the temperature dependence of nonradiative peace costs is difficult https://charliepybcb.mdkblog.com/40681649/the-smart-trick-of-er-yb-yab-crystal-that-no-one-is-discussing