Chinese Journal of Catalysis ›› 2021, Vol. 42 ›› Issue (1): 87-96.DOI: 10.1016/S1872-2067(20)63595-1
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Jinjun Penga, Jun Shenb, Xiaohui Yua, Hua Tanga,#, Zulfiqar a, Qinqin Liua,*
Received:
2020-02-27
Accepted:
2020-04-21
Online:
2021-01-18
Published:
2021-01-18
Contact:
Hua Tang,Qinqin Liu
About author:
#Tel: +86-13952874183; E-mail: huatang79@163.comSupported by:
Jinjun Peng, Jun Shen, Xiaohui Yu, Hua Tang, Zulfiqar , Qinqin Liu. Construction of LSPR-enhanced 0D/2D CdS/MoO3-x S-scheme heterojunctions for visible-light-driven photocatalytic H2 evolution[J]. Chinese Journal of Catalysis, 2021, 42(1): 87-96.
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URL: https://www.cjcatal.com/EN/10.1016/S1872-2067(20)63595-1
Fig. 1. (a) XRD patterns of MoO3-x, CdS, and the CdS/MoO3-x composites; (b) XPS survey spectra of MoO3-x, CdS, and MC-15; (c) Cd 3d and (d) S 2p XPS spectra of CdS and MC-15; Mo 3d (e) and O 1s (f) XPS spectra of MoO3-x and MC-15.
Fig. 2. SEM and TEM images of MoO3-x (a, b), CdS (c, d), and MC-15 (e, f); HRTEM images of CdS (g) and MoO3-x (h); (i) EDX elemental mapping of MC-15.
Fig. 3. Photocatalytic H2 evolution performances (a) and H2 evolution rates (b) of CdS, MoO3-x, and CdS/MoO3-x samples under visible light irradiation; Photocatalytic performances of CdS and MC-15 when irradiated using monochromic light at 420 (c), 450 (d), 550 (e), and 650 nm (f).
Fig. 5. LSV curves (a) and transient photocurrent responses (b) of CdS, MoO3-x, and MC-15; (c) Transient photocurrent responses of MC-15 under different monochromic wavelengths; (d) EIS plots of CdS, MoO3-x, and MC-15.
Fig. 6. (a) UV-vis spectra of CdS, MoO3-x, and the CdS/MoO3-x composites; (b) bandgaps of CdS and MoO3-x; Mott-Schottky plots (c) and corresponding band alignments (d) of CdS and MoO3-x.
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