Xiangming FANG, Qicheng ZHOU, Zhuangpeng GUO, Enke ZHU, Yurui HAO, Shiyong GAO. Preparation and Performance of the Self-powered Ultraviolet Photodetector Based on the Bi2O3/g-C3N4 Composite[J]. Acta Photonica Sinica, 2024, 53(7): 0753310

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- Acta Photonica Sinica
- Vol. 53, Issue 7, 0753310 (2024)

Fig. 1. FESEM images of the Bi2O3 nanoblocks, g-C3N4 nanosheets and Bi2O3/g-C3N4 composite

Fig. 2. EDS spectrum of the Bi2O3/g-C3N4 composite

Fig. 3. XRD patterns of the Bi2O3 nanoblocks, g-C3N4 nanosheets and Bi2O3/g-C3N4 composite

Fig. 4. High-resolution XPS spectra of C 1s, N 1s, Bi 4f and O 1s of the Bi2O3/g-C3N4 composite

Fig. 5. Detection performance of the UV photodetectors based on Bi2O3 nanoblocks and Bi2O3/g-C3N4 composite under UV light illumination

Fig. 6. The photodetection performance of the Bi2O3/g-C3N4 UV photodetector under UV light illumination with different intensities

Fig. 7. Diagram of the detection mechanism of the Bi2O3/g-C3N4 UV photodetector

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