The nonradiative changeover premiums Keep to the system WNR = W (0) exp(-alphap), where p is the quantity of phonons matching the Electricity hole. The nonradiative transition prices of Er3+ show temperature dependence in keeping with the multiphonon rest principle. In Tm3+ the temperature dependence of nonradiative peace fees is https://devinyzywt.dm-blog.com/33201220/top-latest-five-er-yb-yab-crystal-urban-news