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Journal of Inorganic Materials, Volume. 37, Issue 7, 731(2022)

Preparation and Properties of Ag@C3N4 Photocatalyst Supported by Hydrogel

Xiaojun WANG1... Wen XU2, Runlu LIU1, Hui PAN1,3,* and Shenmin ZHU1,* |Show fewer author(s)
Author Affiliations
  • 11. State Key Laboratory of Metal Matrix Composites, Shanghai Jiao Tong University, Shanghai 200240, China
  • 22. Shanghai Huilan Material Technology Co., LTD, Shanghai 201507, China
  • 33. School of Chemistry and Chemical Engineering, Shanghai Jiao Tong University, Shanghai 200240, China
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    Figures & Tables(13)
    Macro morphologies of g-C3N4 (a), Ag@C3N4 (b), SA (c), and SA/Ag@C3N4 (d)
    1. Macro morphologies of g-C3N4 (a), Ag@C3N4 (b), SA (c), and SA/Ag@C3N4 (d)

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    SEM images of C3N4 (a), Ag@C3N4 (b) and SA/Ag@C3N4 (c, d), TEM (e) and HRTEM (f) images of Ag@C3N4
    2. SEM images of C3N4 (a), Ag@C3N4 (b) and SA/Ag@C3N4 (c, d), TEM (e) and HRTEM (f) images of Ag@C3N4

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    FT-IR spectra of C3N4, Ag@C3N4, SA, and SA/Ag@C3N4
    3. FT-IR spectra of C3N4, Ag@C3N4, SA, and SA/Ag@C3N4

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    XRD patterns of C3N4, Ag@C3N4, SA and SA/Ag@C3N4 (a), and magnified XRD patterns of SA/Ag@C3N4(b)
    4. XRD patterns of C3N4, Ag@C3N4, SA and SA/Ag@C3N4 (a), and magnified XRD patterns of SA/Ag@C3N4(b)

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    N2 adsorption-desorption isotherms (a) and pore size distribution curves (b) of C3N4, Ag@C3N4 and SA/Ag@C3N4
    5. N2 adsorption-desorption isotherms (a) and pore size distribution curves (b) of C3N4, Ag@C3N4 and SA/Ag@C3N4

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    SEM image (a) and EDX element mappings of Ag@C3N4 sample ((b) C, (c) N, (d) Ag)
    6. SEM image (a) and EDX element mappings of Ag@C3N4 sample ((b) C, (c) N, (d) Ag)

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    XPS spectra of C3N4 (a, b), Ag@C3N4 (c, d) and SA/Ag@C3N4 (e-g)
    7. XPS spectra of C3N4 (a, b), Ag@C3N4 (c, d) and SA/Ag@C3N4 (e-g)

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    Methyl orange degradation curves (a), degradation rates (b) of C3N4, Ag@C3N4, SA, and SA/Ag@C3N4, and cyclic stability(c) of SA/Ag@C3N4
    8. Methyl orange degradation curves (a), degradation rates (b) of C3N4, Ag@C3N4, SA, and SA/Ag@C3N4, and cyclic stability(c) of SA/Ag@C3N4

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    PL (a) and TRPL (b) spectra of C3N4, Ag@C3N4 and SA/Ag@C3N4
    9. PL (a) and TRPL (b) spectra of C3N4, Ag@C3N4 and SA/Ag@C3N4

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    (a) UV-Vis diffuse reflection spectra and (b) (αhν)0.5 vs hν curves of C3N4, Ag@C3N4, SA and SA/Ag@C3N4
    10. (a) UV-Vis diffuse reflection spectra and (b) (αhν)0.5 vs hν curves of C3N4, Ag@C3N4, SA and SA/Ag@C3N4

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    EPR spectra of C3N4 (a, b), Ag@C3N4 (c, d) and SA/Ag@C3N4 (e, f) during detecting ·OH (a, c, e) and ·O2- (b, d, f)
    11. EPR spectra of C3N4 (a, b), Ag@C3N4 (c, d) and SA/Ag@C3N4 (e, f) during detecting ·OH (a, c, e) and ·O2- (b, d, f)

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    Transient photocurrent curves (a) and EIS curves (b) of C3N4 and Ag@C3N4
    12. Transient photocurrent curves (a) and EIS curves (b) of C3N4 and Ag@C3N4

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    Schematic diagram and catalytic mechanism of SA/Ag@C3N4
    13. Schematic diagram and catalytic mechanism of SA/Ag@C3N4

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    Xiaojun WANG, Wen XU, Runlu LIU, Hui PAN, Shenmin ZHU. Preparation and Properties of Ag@C3N4 Photocatalyst Supported by Hydrogel [J]. Journal of Inorganic Materials, 2022, 37(7): 731

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    Paper Information

    Category: RESEARCH ARTICLE

    Received: Aug. 27, 2021

    Accepted: --

    Published Online: Jan. 10, 2023

    The Author Email: PAN Hui (panhui115@hotmail.com), ZHU Shenmin (smzhu@sjtu.edu.cn)

    DOI:10.15541/jim20210535

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology