Photonics Research, Volume. 6, Issue 4, 339(2018)
Broadening and enhancing 2.7 μm emission spectra in Er/Ho co-doped oxyfluoride germanosilicate glass ceramics by imparting multiple local structures to rare earth ions
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Fig. 2. (a) XRD patterns of glass and glass ceramics. (b) TEM picture of SGGC2 sample and (c) size distribution histogram of the NaYF4 NCs in the SGGC2 sample.
Fig. 3. FTIR absorption spectra of oxyfluoride germanosilicate glass (SGG) and glass ceramics (SGGCs).
Fig. 4. Absorption spectra of glass and glass ceramic samples in the range of (a) 400–1700 nm and (b) 1400–1700 nm.
Fig. 5. (a) Visible upconversion emission spectra, (b) 2 μm emission spectra, (c) 2.7 μm emission spectra, and (d) 2.7 μm emission cross section and decay curve of
Fig. 6. Energy level diagrams and energy transfer mechanism from
Fig. 7. Absorption and emission cross sections of
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Qunhuo Liu, Ying Tian, Wenhua Tang, Feifei Huang, Xufeng Jing, Junjie Zhang, Shiqing Xu, "Broadening and enhancing 2.7 μm emission spectra in Er/Ho co-doped oxyfluoride germanosilicate glass ceramics by imparting multiple local structures to rare earth ions," Photonics Res. 6, 339 (2018)
Paper Information
Category: Materials
Received: Dec. 8, 2017
Accepted: Feb. 6, 2018
Published Online: Aug. 1, 2018
The Author Email: Ying Tian (tianying0204@163.com)
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