Qiqi ZENG, Yanzheng WU, Huangyu CHENG, kang SHAO, Tianyu HU, Zaifa PAN. Calcium Doped Self-activated Zinc Germanate Long Afterglow Materials: Multicolor Afterglow and Application in Dynamic Anti-counterfeiting [J]. Journal of Inorganic Materials, 2023, 38(8): 901

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- Journal of Inorganic Materials
- Vol. 38, Issue 8, 901 (2023)

1. Structure characterization of ZCGO series samples

2. Fitting plot of mass percentage change of Ca element(x ) in ZCGO samples

3. Diffuse reflection spectra and band gap widths of ZCGO series samples

4. Excitation spectra under different monitoring wavelengths and photos in different light sources of ZCGO series samples

5. Emission spectra of ZCGO series samples at different excitation wavelengths

6. Afterglow decay curves of ZCGO series samples and ZCGO-5 samples under different monitoring wavelengths

7. TL curves of ZCGO series samples under different monitoring wavelengths and trap depth histogram of samples

8. Photos of flowers stimulated with 254 and 365 nm UV light, and the afterglow after the UV light was turned off
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Table 1. Parameters for double-exponentially fitting afterglow decay of ZCGO-5 and ZGO samples

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