Fabrication of Z-scheme BiVO4/GO/g-C3N4 Photocatalyst with Efficient Visble-light Photocatalytic Performance

Shichao XU; Tianzhe ZHU; Yang QIAO; Xuejian BAI; Nan TANG; Chunming ZHENG

doi:10.15541/jim20190380

Journals >Journal of Inorganic Materials >Volume 35 >Issue 7 >Page 839 > Article

Journal of Inorganic Materials
Vol. 35, Issue 7, 839 (2020)

Fabrication of Z-scheme BiVO₄/GO/g-C₃N₄ Photocatalyst with Efficient Visble-light Photocatalytic Performance

Shichao XU¹, Tianzhe ZHU¹, Yang QIAO², Xuejian BAI², Nan TANG¹, and Chunming ZHENG²

Author Affiliations

¹School of Environmental Science and Engineering, Tiangong University, Tianjin 300389, China

²School of Chemistry and Chemical Engineering, Tiangong University, Tianjin 300389, China

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DOI: 10.15541/jim20190380 Cite this Article

Shichao XU, Tianzhe ZHU, Yang QIAO, Xuejian BAI, Nan TANG, Chunming ZHENG. Fabrication of Z-scheme BiVO₄/GO/g-C₃N₄ Photocatalyst with Efficient Visble-light Photocatalytic Performance[J]. Journal of Inorganic Materials, 2020, 35(7): 839 Copy Citation Text

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XRD patterns of BiVO4, g-C3N4/GO, B2GC8, and BiVO4/ GO/g-C3N4 (a), and FT-IR spectra of the as-prepared GO, GO/ g-C3N4, BiVO4, BiVO4/GO/g-C3N4 (b)

1. XRD patterns of BiVO₄, g-C₃N₄/GO, B2GC8, and BiVO₄/ GO/g-C₃N₄ (a), and FT-IR spectra of the as-prepared GO, GO/ g-C₃N₄, BiVO₄, BiVO₄/GO/g-C₃N₄ (b)

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XPS survey scans of BiVO4, GO/g-C3N4 and BiVO4/ GO/g-C3N4(a), and high-resolution spectra of N1s (b), C1s (c), Bi1s (d) in BiVO4, GO/g-C3N4 and BiVO4/GO/g-C3N4, respectively

2. XPS survey scans of BiVO₄, GO/g-C₃N₄ and BiVO₄/ GO/g-C₃N₄(a), and high-resolution spectra of N1s (b), C1s (c), Bi1s (d) in BiVO₄, GO/g-C₃N₄ and BiVO₄/GO/g-C₃N₄, respectively

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3. TEM images of the as-prepared GO/g-C₃N₄ (a) and BiVO₄/GO/g-C₃N₄(b), and SEM images of BiVO₄ (c) and BiVO₄/GO/g-C₃N₄ (d)

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4. UV-Vis adsorption spectra of prepared samples (a) and calculated band gap of BiVO₄ and g-C₃N₄ (b)

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5. Photocatalytic degradation of RhB (a) and dynamics of RhB photodegradation reaction (ln(C₀/C) (b)

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6. Transient photocurrent responses (a), photoluminescence (PL) spectra (b), and EIS Nyquist plots (dot) (c) of g-C₃N₄, BiVO₄, GO/g-C₃N₄ and BiVO₄/GO/g-C₃N₄

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7. Possible photocatalytic enhanced mechanism over BiVO₄/GO/g-C₃N₄ Z-scheme photocatalysts under visible light irradiation

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