The nonradiative transition premiums follow the system WNR = W (0) exp(-alphap), exactly where p is the quantity of phonons matching the energy gap. The nonradiative changeover fees of Er3+ exhibit temperature dependence in keeping with the multiphonon relaxation concept. In Tm3+ the temperature dependence of nonradiative leisure fees is https://er-yb-yab-crystal79012.blogaritma.com/33040252/the-definitive-guide-to-er-yb-yab-crystal