Chinese Journal of Catalysis ›› 2021, Vol. 42 ›› Issue (1): 193-204.DOI: 10.1016/S1872-2067(20)63584-7
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Sujuan Zhang, Shixiang Duan, Gaoli Chen, Sugang Meng, Xiuzhen Zheng, You Fan, Xianliang Fu, Shifu Chen*()
Received:
2020-02-23
Accepted:
2020-04-13
Online:
2021-01-18
Published:
2021-01-18
Contact:
Shifu Chen
About author:
*Tel: +86-561-3802061; Fax: +86-561-3090518; E-mail: chshifu@chnu.edu.cnSupported by:
Sujuan Zhang, Shixiang Duan, Gaoli Chen, Sugang Meng, Xiuzhen Zheng, You Fan, Xianliang Fu, Shifu Chen. MoS2/Zn3In2S6 composite photocatalysts for enhancement of visible light-driven hydrogen production from formic acid[J]. Chinese Journal of Catalysis, 2021, 42(1): 193-204.
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URL: https://www.cjcatal.com/EN/10.1016/S1872-2067(20)63584-7
B1 | T1/ns | B2 | T2/ns | T/ns | |
---|---|---|---|---|---|
1 | 4.389175 | 0.01489459 | 3.815503E-04 | 6.761111 | 0.2709953377 |
2 | 0.7557613 | 0.04515458 | 5.743187E-04 | 5.486072 | 0.5050377595 |
B1 | T1/ns | B2 | T2/ns | T/ns | |
---|---|---|---|---|---|
1 | 4.389175 | 0.01489459 | 3.815503E-04 | 6.761111 | 0.2709953377 |
2 | 0.7557613 | 0.04515458 | 5.743187E-04 | 5.486072 | 0.5050377595 |
Fig. 2. SEM (a, b), TEM (e), HRTEM (g), elemental mapping images and EDX analysis graph (j) of ZIS6; SEM (c, d), TEM (f), HRTEM (h, i), elemental mapping images and EDX analysis graph (k) of 0.5% MoS2/ZIS6.
Fig. 3. UV-Vis DRS spectra and photos (left inset) of ZIS6, 0.5% MoS2/ZIS6 and MoS2 photocatalysts and band gap energy (right inset) of ZIS6 and MoS2 samples.
Fig. 4. (a) Full XPS spectra of ZIS6, 0.5% MoS2/ZIS6 and MoS2; high resolution XPS spectra of Zn 2p (b), In 3d (c), S 2p (d), Mo 3d (e) in pure ZIS6, 0.5% MoS2/ZIS6 and MoS2.
Fig. 7. Comparison of H2 production rates of 0.1 g MoS2/ZIS6 composite photocatalysts containing different amounts of MoS2 from formic acid under visible light irradiation (λ > 400 nm).
Fig. 9. Comparison of quantum efficiencies based on hydrogen production amounts under a distinct wavelength illumination for 2 h with the 0.5% MoS2/ZIS6 photocatalyst.
Fig. 13. TPV (a) and TPC (b) spectra of ZIS6 and 0.5% MoS2/ZIS6 samples under a 355 nm laser pulse and power of 50 μJ/pulse. Insets show the schematic setup of TPV (a) and TPC (b) measurements, respectively.
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