Study on White Photoluminescence Properties of Radical Carbonyl-Terminations Defects in Mesoporous Al2O3-SiO2 Glass

Beixi Chen; Xin Liu

doi:10.3788/LOP221138

Laser & Optoelectronics Progress, Volume. 60, Issue 15, 1516001(2023)

Study on White Photoluminescence Properties of Radical Carbonyl-Terminations Defects in Mesoporous Al₂O₃-SiO₂ Glass

Beixi Chen^1、* and Xin Liu²

¹Queen Mary University of London Engineering School, Northwestern Polytechnical University, Xi'an 710072, Shaanxi, China

²Luoyang Institute of Electro-Optical Equipment, AVIC, Luoyang 471000, Henan, China

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Fig. 1. Spectrograms of Al₂O₃-xSiO₂ glass with different components. (a) Excitation spectrogram; (b) photoluminescence (PL) spectrogram; (c) luminescent spectra of glass at different sintering temperatures when Al/Si=1/9

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Fig. 2. FTIR spectra of Al₂O₃-xSiO₂ glass at different heat treatment temperatures

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$X-ray diffraction (XRD) spectra of glass with Al/Si=1/9$

Fig. 3. X-ray diffraction (XRD) spectra of glass with Al/Si=1/9

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Table 1. Elemental atomic concentrations in Al₂O₃-xSiO₂(x=9, 11, 13) glass samples
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Table 1. Elemental atomic concentrations in Al₂O₃-xSiO₂(x=9, 11, 13) glass samples
TEOS /mL EtOH /mL Hexane /mL Aluminum lactate /g H₂O /mL
Al/Si=1/9 2 4 2 0.2990 6
Al/Si=1/11 2 4 2 0.2464 6
Al/Si=1/13 2 4 2 0.2101 6

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Beixi Chen, Xin Liu. Study on White Photoluminescence Properties of Radical Carbonyl-Terminations Defects in Mesoporous Al₂O₃-SiO₂ Glass[J]. Laser & Optoelectronics Progress, 2023, 60(15): 1516001

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Paper Information

Category: Materials

Received: Mar. 29, 2022

Accepted: Jun. 30, 2022

Published Online: Aug. 11, 2023

The Author Email: Chen Beixi (chenbeixi@mail.nwpu.edu.cn)

DOI:10.3788/LOP221138

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Elemental atomic concentrations in Al2O3-xSiO2 (x=9, 11, 13) glass samples

Table 1. Elemental atomic concentrations in Al2O3-xSiO2 (x=9, 11, 13) glass samples

Table 1. Elemental atomic concentrations in Al₂O₃-xSiO₂(x=9, 11, 13) glass samples

Table 1. Elemental atomic concentrations in Al₂O₃-xSiO₂(x=9, 11, 13) glass samples