The nonradiative changeover premiums Keep to the system WNR = W (0) exp(-alphap), exactly where p is the volume of phonons matching the Electricity gap. The nonradiative changeover charges of Er3+ show temperature dependence in keeping with the multiphonon relaxation idea. In Tm3+ the temperature dependence of nonradiative relaxation premiums https://er-yb-yab-crystal86307.snack-blog.com/34789496/the-definitive-guide-to-er-yb-yab-crystal