Jinyan XIONG, Qiang LUO, Kai ZHAO, Mengmeng ZHANG, Chao HAN, Gang CHENG. Facilely Anchoring Cu nanoparticles on WO3 Nanocubes for Enhanced Photocatalysis through Efficient Interface Charge Transfer [J]. Journal of Inorganic Materials, 2021, 36(3): 325
- Journal of Inorganic Materials
- Vol. 36, Issue 3, 325 (2021)
1. (a) Photographs and (b) XRD-patterns of WO3-Cu samples
2. (a) UV-Vis diffuse reflectance spectra (DRS) and (b) plots of (ahv )1/2vs the photon energy (hv ) for the WO3-Cu hybrid and WO3 nanocube
3. SEM images of (a) WO3 and (b) WO3-Cu-1.0 sample, (c) EDX spectrum of WO3-Cu-1.0 sample, (d) TEM and (e) HRTEM images of WO3-Cu-1.0 sample, and (f-i) EDX mappings of WO3-Cu-1.0 sample
4. (a) Photocatalytic performance and (b) CR degradation reaction dynamics of different samples, (c) pseudo-first-order constant k for the different products, and (d) cycling photodegradation of CR upon WO3-Cu-1.0
5. (a) Effect of scavengers on the photocatalytic degradation and (b) photocatalytic degradation of CIP (40 mL, 20 mg/L) upon WO3-Cu-1.0 composite (20 mg); (c) DMPO •OH EPR spin-trapping spectra of WO3-Cu-1.0 composite upon sun light irradiation by a 500 W Xe lamp
6. (a) Photocurrent response and (b) EIS of WO3 and WO3-Cu-1.0, and (c) proposed pathways for photocatalytic degradation of Congo Red
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