The nonradiative changeover prices Stick to the method WNR = W (0) exp(-alphap), the place p is the quantity of phonons matching the Power gap. The nonradiative changeover rates of Er3+ exhibit temperature dependence in line with the multiphonon leisure theory. In Tm3+ the temperature dependence of nonradiative rest fees https://stevee579usn7.plpwiki.com/user