A green and direct synthesis of graphene oxide encapsulated TiO2 core/shell structures with enhanced photoactivity

Chemical Engineering Journal

Volumn 230, Issue , 2013, Pages 79-85

  Liu, Hui ^a   Dong, Xiaonan ^a   Wang, Xichao ^a   Sun, Chaochao ^a   Li, Junqi ^a   Zhu, Zhenfeng ^a  

^a SHAANXI UNIVERSITY OF SCIENCE AND TECHNOLOGY   (China)

Author keywords

Bonding reactions; Core shell; Photocatalyst; TiO2@graphene oxide

Indexed keywords

BONDING REACTIONS; CORE/SHELL; FIELD EMISSION SCANNING ELECTRON MICROSCOPY; FOURIER TRANSFORM INFRARED SPECTROMETER; GRAPHENE OXIDES; PHOTO CATALYTIC DEGRADATION; PHOTOCATALYTIC ACTIVITIES; PHOTOCATALYTIC DECOLORIZATION;

CONDENSATION REACTIONS; FIELD EMISSION MICROSCOPES; FOURIER TRANSFORM INFRARED SPECTROSCOPY; GRAPHENE; MICROSPHERES; PHOTOCATALYSTS; PHOTODEGRADATION; RHODIUM; SPECTROMETERS; TRANSMISSION ELECTRON MICROSCOPY;

TITANIUM DIOXIDE;

EID: 84880646371     PISSN: 13858947     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cej.2013.06.092     Document Type: Article

References (34)

1. Chen X.B., Mao S.S. Titanium dioxide nanomaterials: synthesis, properties, modifications, and application. Chem. Rev. 2007, 107:2891-2959.
2. 2-graphene composite films: improved mass-transfer, reduced charge recombination and their enhanced photocatalytic activities. ACS Nano 2011, 5:590-596.
3. 2 nanorods on large graphene oxide sheets at a two-phase interface and their anti-recombination in photocatalytic applications. Adv. Funct. Mater. 2010, 20:4175-4181.
4. Fujishima A., Honda K. Electrochemical photolysis of water at a semiconductor electrode. Nature 1972, 238:37-38.
5. 2 composites. Adv. Mater. 2009, 21:2233-2239.
6. 2 composites with enhanced photocatalytic activity. New J. Chem. 2011, 35:353-359.
7. Hoffmann M.R., Martin S.T., Choi W.Y., Bahnemann D.W. Environmental applications of semiconductor photocatalysis. Chem. Rev. 1995, 95:69-96.
8. 2. Angew. Chem. Int. Ed. 2008, 47:4516-4520.
9. 2 with highly visible light activity. J. Hazard. Mater. 2010, 182:386-393.
10. 2. Chem. Eng. J. 2010, 161:83-92.
11. 2 by selenium(IV) ion-doping: characterization and DFT modeling of the surface. Chem. Eng. J. 2013, 214:34-44.
12. Zhang H., Chen G., Bahnemann D.W. Photoelectrocatalytic materials for environmental applications. J. Mater. Chem. 2009, 19:5089-5121.
13. 2-pillared layered titanate with enhanced photocatalytic activity. J. Mater. Chem. 2001, 11:2232-2234.
14. 2 core-shell composite clusters under UV-irradiation. J. Am. Chem. Soc. 2005, 127:3928-3934.
15. 2/gold nanocomposites: effect of metal particle size on the Fermi level equilibration. J. Am. Chem. Soc. 2004, 126:4943-4950.
16. Hirsch A. Functionalization of single-walled carbon nanotubes. Angew. Chem. Int. Ed. 2002, 41:1853-1859.
17. Lee S.W., Kim B.S., Chen S., Shao-Horn Y., Hammond P.T. Layer-by-layer assembly of all carbon nanotube ultrathin films for electrochemical applications. J. Am. Chem. Soc. 2009, 131:671-679.
18. Park Y., Kang S.H., Choi W. Exfoliated and reorganized graphite oxide on titania nanoparticles as an auxiliary co-catalyst for photocatalytic solar conversion. Phys. Chem. Chem. Phys. 2011, 13:9425-9531.
19. Phan T.D.N., Pham V.H., Shin E.W., Pham H.D., Kim S.W., Chung J.S., Kim E.J., Hur S.H. The role of graphene oxide content on the adsorption-enhanced photocatalysis of titanium dioxide/graphene oxide composites. Chem. Eng. J. 2011, 170:226-232.
20. 2 photocatalysts. Chem. Sus. Chem. 2012, 10.1002/cssc.201200480.
21. 2 nanoparticles on graphene sheet. J. Phys. Chem. C 2012, 116:1535-1543.
22. 2 nanoparticles assembled on graphene oxide nanosheets with high photocatalytic activity for removal of pollutants. Carbon 2011, 49:2693-2701.
23. Zhang X.Y., Sun Y.J., Cui X.L., Jiang Z.Y. Economics of liquid hydrogen from water electrolysis. Int. J. Hydrogen Energy 2012, 37:811-815.
24. 2 nanorod composites: towards high-activity photocatalytic materials. Appl. Catal. B: Environ. 2011, 106:76-82.
25. 2 nanocomposite with high photocatalystic activity for the degradation of rhodamine B. J. Molecular Catal. A: Chem. 2011, 345:101-107.
26. 2 composites with p/n heterojunction. ACS Nano 2010, 4:6425-6432.
27. Bai S., Shen X.P. Graphene-inorganic nanocomposites. RSC Adv. 2012, 2:64-98.
28. 2 nanoparticles wrapped by graphene. Adv. Mater. 2012, 24:1084-1088.
29. Hong J.K., Char K.H., Kim B.S. Hollow capsules of reduced graphene oxide nanosheets assembled on a sacrificial colloidal particle. J. Phys. Chem. Lett. 2010, 1:3442-3445.
30. Zhang H., Lv X., Li Y., Wang Y., Li J. P25-graphene composite as a high performance photocatalyst. ACS Nano 2010, 4:380-386.
31. Sakthive S., Kisch H. Daylight photocatalysis by carbon-modified titanium dioxide. Angew. Chem Int. Ed. 2003, 42:4908-4911.
32. 2-graphene nanocomposites. UV-assisted photocatalytic reduction of graphene oxide. ACS Nano 2008, 2:1487-1491.
33. 2 aggregates by embedding carbon nanotubes as electron-transfer channel. Phys. Chem. Chem. Phys. 2011, 13:3491-3501.
34. 2. Appl. Catal. B: Environ. 2007, 69:138-144.