Chen Baojiu, Kong Xianggui, ′E Shulin, Qin Weiping, Xu Wu, Huang Shihua. STUDY OF UPCONVERSION LUMINESCENCE IN Tm<sup>3+</sup> Doped PWG GLASSES[J]. Chinese Journal of Luminescence, 1999,20(2): 130-133
Chen Baojiu, Kong Xianggui, ′E Shulin, Qin Weiping, Xu Wu, Huang Shihua. STUDY OF UPCONVERSION LUMINESCENCE IN Tm<sup>3+</sup> Doped PWG GLASSES[J]. Chinese Journal of Luminescence, 1999,20(2): 130-133DOI:
glasses were studied. The Raman spectra of different samples have been measured. In this system an efficient pumped wavelength for upconversion emission was confirmed
and their upconversion emissions by 650nm pumped by 650nm were observed at room temperature.