The nonradiative changeover costs Adhere to the formula WNR = W (0) exp(-alphap), the place p is the volume of phonons matching the Strength gap. The nonradiative transition prices of Er3+ exhibit temperature dependence in line with the multiphonon relaxation idea. In Tm3+ the temperature dependence of nonradiative leisure charges https://fredu272ljg5.wikievia.com/user