supported by the Hundred Talents Program of the Chinese Academy of Sciences;the National Natural Science Foundation of China(Nos.61475171 and 61177083);the Pujiang Talent Plan(No.14PJ1409200);the Joint Research Project of Chinese Academy of Science and Japan Society for the Promotion of Science(No.GJHZ1412)
We report an Er3+-doped fluorogallate glass with good thermal and chemical stability. The low maximum phonon energy and high mid-infrared (IR) transmittance of the glass are confirmed by Raman and IR spectra, respe...
supported by the National Natural Science Foundation of China(Nos.51172252 and 61177083)
Emission enhancement at 2.7 μm is observed in Er^3+/Pr^3+--codoped germanate glasses when pumped by a 980-nm laser diode. Significant reductions in 1.5-μm emission and upeonversion intensity indicate efficient ene...