Enhanced photocatalytic properties of Ag-modified Mg-doped ZnO nanocrystals hybridized with reduced graphene oxide sheets

Materials Science Forum

Volumn 814, Issue , 2015, Pages 161-166

  Wang, Lin Qin ^a   Wub, Yan ^a   Yang, Xiang ^a  

^a CHINA UNIVERSITY OF GEOSCIENCES   (China)

Author keywords

Ag modification; Mg doped ZnO; Nano composites; Reduced graphene oxide

Indexed keywords

DECOMPOSITION; ENERGY DISPERSIVE SPECTROSCOPY; HETEROJUNCTIONS; II-VI SEMICONDUCTORS; MAGNESIUM COMPOUNDS; NANOCOMPOSITES; NANOCRYSTALS; PHOTOCATALYTIC ACTIVITY; PHOTOELECTRICITY; SCANNING ELECTRON MICROSCOPY; SEMICONDUCTOR DOPING; SILVER NANOPARTICLES; WIDE BAND GAP SEMICONDUCTORS; ZINC OXIDE;

AG MODIFICATIONS; ENERGY DISPERSIVE X RAY SPECTROSCOPY; MG-DOPED ZNO; PHOTO-ELECTRIC CONVERSION EFFICIENCY; PHOTOCATALYTIC PERFORMANCE; PHOTOCHEMICAL REDUCTION METHODS; REDUCED GRAPHENE OXIDES; X-RAY DIFFRACTION TECHNIQUES;

GRAPHENE;

EID: 84955096312     PISSN: 02555476     EISSN: 16629752     Source Type: Book Series    
DOI: 10.4028/www.scientific.net/MSF.569-573.161     Document Type: Conference Paper

References (32)

1. J.C. Fan, K.M. Sreekanth, Z. Xie, S.L. Chang, K.V. Rao, p-type ZnO materials: theory, Growth, properties and devices, Prog. Mater. Sci. 58(2013) 874-985.
2. Ü. Özgür, Ya.I. Alivov, C. Liu, A. Teke, M.A. Reshchikov, S. Doğan, V. Avrutin, S.J. Cho, H. Morkoç, A comprehensive review of ZnO materials and devices, J. Appl. Phys. 98(2005) 041301.
3. Y. Wu, J. Yun, L.Q. Wang, X. Yang, Structure and optical properties of Mg-doped ZnO nano particles by polyacrylamide method, Cryst. Res. Technol. 48(2013) 145-152.
4. V. Etacheri, R. Roshan, V. Kumar, Mg-doped ZnO nanoparticles for efficient sunlight-driven photo catalysis, ACS Appl. Mater. Interfaces. 4(2012) 2717-2725.
5. S.J. Pearton, D.P. Norton, K. Ip, Y.W. Heo, T. Steiner, Recent progress in processing and properties of ZnO, Prog. Mater. Sci. 50(2005) 293-340.
6. C.Y. Lee, T.Y. Tseng, S.Y. Li, P. Lin, Single-crystalline MgxZn1-xO (0<=x<=0.25) nanowires on glass substrates obtained by a hydrothermal method: Growth, structure and electrical characteristics, Nanotechnology. 16(2005) 1105-1111.
7. F. Xu, Y.F. Yuan, D.P. Wu, M. Zho, Z.Y. Gao, K. Jiang, Synthesis of ZnO/Ag/grapheme composite and its enhanced photocatalytic efficiency, Mater. Res. Bull. 48(2013) 2066-2070.
8. C. Xu, X. Wang, J.W. Zhu, X.J. Yang, L. Lu, Deposition of Co3O4 nanoparticles onto exfoliated graphite oxide sheets, J. Mater. Chem. 18(2008) 5625-5629.
9. C. Nethravathi, T. Nisha, N. Ravishankar, C. Shivakumara, M. Rajamathi, Graphene-nanocrystalline metal sulphide composites produced by a one-pot reaction starting from graphite oxide, Carbon. 47(2009) 2054-2059.
10. X.Y. Yang, X.Y. Zhang, Y.F. Ma, Y. Huang, Y.S. Wang, Y.S. Chen, Super paramagnetic graphene oxide-Fe3O4 nanoparticles hybrid for controlled targeted drug carriers, J. Mater. Chem.19(2009) 2710-2714.
11. D.H. Wang, D.W. Choi, J. Li, Z.G. Yang, Z.M. Nie, R. Kou, D.H. Hu, C.M. Wang, L.V. Saraf, J.G. Zhang, I.A. Aksay, J. Liu, Self-assembled TiO2-graphene hybrid nanostructures for enhanced Li-Ion insertion, ACS Nano. 3(2009) 907-914.
12. S.M. Paek, E. Yoo, I. Honma, Enhanced cyclic performance and lithium storage capacity of SnO2/graphene nanoporous electrodes with three-dimensionally delaminated flexible structure, Nano Lett. 9(2009) 72-75.
13. G. Williams, B. Seger, P.V. Kamat, TiO2-graphene nanocomposites UV-assisted photocatalytic reduction of graphene oxide, ACS Nano. 2(2008) 1487-1491.
14. T. Cassagneau, J.H. Fendler, S.A. Johnson, T.E. Mallouk, Self-assembled diode junctions prepared from a ruthenium tris (bipyridyl) polymer, n-type TiO2 nanoparticles, and graphite oxidesheets, Adv. Mater. 12(2000) 1363-1366.
15. G. Williams, P. V. Kamat, Graphene-semiconductor nanocomposites: excited-state interactions between ZnO nanoparticles and graphene oxide, Langmuir. 25(2009) 13869-13873.
16. Q.D. Zhao, M. Yu, T.F. Xie, L.L. Peng, P. Wang, D.J. Wang, Photovoltaic properties of a ZnO nanorod array affected by ethanol and liquid-crystalline porphyrin, Nanotechnology. 19(2008) 245706.
17. L.Q. Wang, Y. Wu, F.Y. Chen, X. Yang, Photocatalytic enhancement of Mg-doped ZnO nanocrystals hybridized with reduced graphene oxide sheets. Prog. Nat. Sci. 24(2014) 6-12.
18. J. Zhang, W.W. Wang, X.H. Liu, Ag-ZnO hybrid nanopyramids for high visible-light photocatalytic hydrogen production performance, Mater. Lett. 110(2013) 204-207.
19. Y.H. Zheng, L.R. Zheng, Y.Y. Zhan, X.Y. Lin, Q. Zheng, K.M. Wei, Ag/ZnO hetero structure nanocrystals: Synthesis, characterization, and photocatalysis, Inorg. Chem. 46(2007) 6980-6986.
20. D.D. Lin, H. Wu, R. Zhang, W. Pan, Enhanced photocatalysis of electrospun Ag-ZnO hetero structured nanofibers, Chem. Mater. 21(2009) 3479-3484.
21. S.Y. Gao, X.X. Jia, S.X. Yang, Z.D. Li, K. Jiang, Hierarchical Ag/ZnO micro/nanostructure: Green synthesis and enhanced photocatalytic performance, J. Solid State Chem. 184(2011) 764-769.
22. C.L. Ren, B.F. Yang, M. Wu, J. Xu, Z.P. Fu, Y. Lv, T. Guo, Y.X. Zhao, C.Q. Zhu, Synthesis ofAg/ZnO nanorods array with enhanced photocatalytic performance, J. Hazard. Mater. 182(2010)123-129.
23. J.L. Wu, X.P. Shen, L. Jiang, K. Wang, K.M. Chen, Solvothermal synthesis and characterization of sandwich-like graphene/ZnO nanocomposites, Appl. Surf. Sci. 256(2010) 2826-2830.
24. Y.Y. Bu, Z.Y. Chen, W.B. Li, Dramatically enhanced photocatalytic properties of Ag-modified graphene-ZnO quasi-shell-core hetero junction composite material, RSC Adv. 3(2013) 24118-24125.
25. T.G. Xu, L.W. Zhang, H.Y. Cheng, Y.F. Zhu, Significantly enhanced photocatalytic performance of ZnO via graphene hybridization and the mechanism study, Appl. Catal. B: Environ.101(2011) 382-387.
26. Y. Yokomizo, S. Krishnamurthy, P.V. Kamat, Photoinduced electron charge and discharge of graphene-ZnO nanoparticle assembly, Catal. Today. 199(2013) 36-41.
27. Y.L. Dong, S. Zhang, P. Wang, A facile synthesis of Ag modified ZnO nanocrystals with enhanced photocatalytic activity, J. Wuhan University of Tech.-Mater. Sci. Ed. 4(2012) 615-620.
28. R. Georgekutty, M.K. Seery, S.C. Pillai, A highly efficient Ag-ZnO photocatalyst: Synthesis, properties, and mechanism, J. Phys. Chem. C, 112(2008) 13563-13570.
29. I.V. Lightcap, T.H. Kosel, P.V. Kamat, Anchoring semiconductor and metal nanoparticles on a two-dimensional catalyst Mat. storing and shuttling electrons with reduced graphene oxide, NanoLett. 10(2010) 577-583.
30. S. Krishnamurthy, I.V. Lightcap, P.V. Kamat, Electron transfer between methyl viologen radicals and graphene oxide: Reduction, electron storage and discharge, J. Photo chem. Photobiol. A: Chem. 221(2011) 214-219.
31. D.D. Lin, H. Wu, R. Zhang, W. Pan, Enhanced photocatalysis of electrospun Ag-ZnO hetero structured nanofibers, Chem. Mater. 21(2009) 3479-3484.
32. Y.H. Zheng, L.R. Zheng, Y.Y. Zhan, X.Y. Lin, Q. Zheng, K.M. Wei, Ag/ZnO hetero structurenano crystals: Synthesis, characterization, and photocatalysis, Inorg. Chem. 46(2007) 6980-6986.