Photocatalytic properties of Ag-modified MgZnO/RGO composites

Materials Research Innovations

Volumn 19, Issue , 2015, Pages 318-321

  Wu, Y ^a   Wang, L Q ^a   Yang, X ^a  

^a CHINA UNIVERSITY OF GEOSCIENCES   (China)

Author keywords

Ag modified; Catalytic properties; Electron hole separation; Mg doped ZnO; Reduced graphene oxide

Indexed keywords

AROMATIC COMPOUNDS; ENERGY GAP; II-VI SEMICONDUCTORS; IRRADIATION; OXIDE MINERALS; PHOTOCATALYTIC ACTIVITY; REDUCED GRAPHENE OXIDE; SEMICONDUCTOR ALLOYS; ZINC OXIDE;

BAND GAP WIDENING; CATALYTIC PROPERTIES; ELECTRON-HOLE SEPARATION; IRRADIATION TIME; METHYLENE BLUE SOLUTION; MG-DOPED ZNO; PHOTOCATALYTIC PROPERTY; ULTRAVIOLET LIGHT IRRADIATION;

GRAPHENE;

EID: 84948130446     PISSN: 14328917     EISSN: 1433075X     Source Type: Journal    
DOI: 10.1179/1432891715Z.0000000001693     Document Type: Article

References (17)

1. J. C. Fan, K. M. Sreekanth, Z. Xie, S. L. Chang and K. V. Rao: 'p-Type ZnO materials: theory, growth, properties and devices', Prog. Mater. Sci., 2013, 58, 874-985
2. Y. Wu, J. Yun, L. Q. Wang and X. Yang: 'Structure and optical properties of Mg-doped ZnO nanoparticles by polyacrylamide method', Cryst. Res. Technol., 2013, 48, 145-152
3. C. Y. Lee, T. Y. Tseng, S. Y. Li and P. Lin: 'Single-crystalline MgxZn1 xO (0<=<=025) nanowires on glass substrates obtained by a hydrothermal method: growth, structure and electrical characteristics', Nanotechnology, 2005, 16, 1105-1111
4. G. Williams and P. V. Kamat: 'Graphene-semiconductor nanocomposites: excited-state interactions between ZnO nanoparticles and graphene oxide', Langmuir, 2009, 25, 13869-13873
5. H. G. Fan, X. T. Zhao, J. H. Yang, X. N. Shan, L. L. Yang, Y. J. Zhang: 'ZnO-graphene composite for photocatalytic degradation of methylene blue dye', Catal. Commun., 2012, 29, 29-34
6. T. Cassagneau, J. H. Fendler, S. A. Johnson and T. E. Mallouk: 'Self-assembled diode junctions prepared from a ruthenium tris (bipyridyl) polymer, n-type TiO2 nanoparticles, and graphite oxide sheets', Adv. Mater., 2000, 12, 1363-1366
7. L. Q. Wang, Y. Wu, F. Y. Chen and X. Yang: 'Photocatalytic enhancement of Mg-doped ZnO nanocrystals hybridized with reduced graphene oxide sheets', Prog. Nat. Sci., 2014, 24, 6-12
8. F. Xu, Y. F. Yuan, D. P. Wu, M. Zhao, Z. Y. Gao and K. Jiang: 'Synthesis of ZnO/Ag/graphene composite and its enhanced photocatalytic efficiency', Mater. Res. Bull., 2013, 48, 2066-2070
9. Y. Y. Bu, Z. Y. Chen and W. B. Li: 'Dramatically enhanced photocatalytic properties of Ag-modified graphene-ZnO quasi-shell-core heterojunction composite material', RSC Adv., 2013, 3, 24118-24125
10. D. Li, M. B. Müller, S. Gilje, R. B. Kaner and G. G. Nat: 'Processable aqueous dispersions of graphene nanosheets', Nanotechnology, 2008, 3, 101-105
11. C. L. Ren, B. F. Yang, M. Wu, J. Xu, Z. P. Fu and Y. Lv: 'Synthesis of Ag/ZnO nanorods array with enhanced photocatalytic performance', J. Hazard. Mater., 2010, 182, 123-129
12. J. L. Wu, X. P. Shen, L. Jiang, K. Wang and K. M. Chen: 'Solvothermal synthesis and characterization of sandwich-like graphene/ ZnO nanocomposites', Appl. Surf. Sci., 2010, 256, 2826-2830
13. K. N. Kudin, B. Ozbas, H. C. Schniepp, R. K. Prud'homme, I. A. Aksay and R. Car: 'Raman spectra of graphite oxide and functionalized graphene sheets', Nano Lett., 2008, 8, 36-41
14. T. G. Xu, L. W. Zhang, H. Y. Cheng and Y. F. Zhu: 'Significantly enhanced photocatalytic performance of ZnO via graphene hybridization and the mechanism study', Appl. Catal. B: Environ., 2011, 101, 382-387
15. C. Gómez-Navarro, R. T. Weitz, A. M. Bittner, M. Scolari, A. Mews, M. Burghard and K. Kern: 'Electronic transport properties of individual chemically reduced graphene oxide sheets', Nano Lett., 2007, 7, 3499-3503
16. Y. Yokomizo, S. Krishnamurthy and P. V. Kamat: 'Photoinduced electron charge and discharge of graphene-ZnO nanoparticle assembly', Catal. Today, 2013, 199, 36-41
17. R. Georgekutty, M. K. Seery and S. C. Pillai: 'A highly efficient Ag-ZnO photocatalyst: synthesis, properties, and mechanism', J. Phys. Chem. C, 2008, 112, 13563-13570.