The nonradiative transition premiums Stick to the components WNR = W (0) exp(-alphap), the place p is the volume of phonons matching the Vitality hole. The nonradiative changeover charges of Er3+ exhibit temperature dependence according to the multiphonon relaxation concept. In Tm3+ the temperature dependence of nonradiative leisure fees is https://erybyabcrystal83602.bloguetechno.com/the-best-side-of-er-yb-yab-crystal-68272760