Synthesis of Cu2o nanospheres decorated with TiO2 nanoislands, their enhanced photoactivity and stability under visible light illumination, and their post-illumination catalytic memory

ACS Applied Materials and Interfaces

Volumn 6, Issue 8, 2014, Pages 5629-5639

  Liu, Lingmei ^a   Yang, Weiyi ^a   Li, Qi ^a   Gao, Shian ^a   Shang, Jian Ku ^a,b  

^a INSTITUTE OF METAL RESEARCH   (China)

^b University of Illinois at Urbana Champaign   (United States)

Author keywords

catalytic memory; enhanced performance stability; p n heterojunction; visible light activated photocatalysis

Indexed keywords

AZO DYES; DISINFECTION; HETEROJUNCTIONS; NANOSPHERES; PHOTOCATALYSIS; WATER POLLUTION;

COMPOSITE PHOTOCATALYSTS; DEGRADATION OF METHYL ORANGES; ENHANCED PERFORMANCE/STABILITY; ESCHERICHIA COLI BACTERIA; PHOTOCATALYSIS PROCESS; PHOTOCATALYTIC PERFORMANCE; PHOTOEXCITED ELECTRONS; PHOTOGENERATED HOLES;

TITANIUM DIOXIDE;

EID: 84899503005     PISSN: 19448244     EISSN: 19448252     Source Type: Journal    
DOI: 10.1021/am500131b     Document Type: Article

References (44)

1. 2O as A Photocatalyst for Overall Water Splitting under Visible Light Irradiation Chem. Commun. 1998, 357-358
2. 2O Solar Cells: A Review Sol. Cells 1988, 25, 265-272
3. Musa, A. O.; Akomolafe, T.; Carter, M. J. Production of Cuprous Oxide, A Solar Cell Material, by Thermal Oxidation and A Study of Its Physical and Electrical Properties Sol. Energy Mater. Sol. C 1998, 51, 305-316
4. 2O and CuO Nanospheres: Preparation and Applications for Sensitive Gas Sensors Chem. Mater. 2006, 18, 867-871
5. Wood, B. J.; Wise, H.; Yolles, R. S. Selectivity and Stoichiometry of Copper Oxide in Propylene Oxidation J. Catal. 1969, 15, 355-362
6. 2O Particle Composites with A Novel Electrochemical Method Electrochem. Commun. 2004, 6, 940-943
7. 2O Polyhedral Microcrystals on Photocatalytic Activity J. Phys. Chem. C 2010, 114, 5073-5079
8. Zhang, X.; Song, J.; Jiao, J.; Mei, X. Preparation and Photocatalytic Activity of Cuprous Oxides Solid State Sci. 2010, 12, 1215-1219
9. 2O Crystals with Morphological Evolution from Cubic to Hexapod Structures and Their Comparative Photocatalytic Activity J. Phys. Chem. C 2009, 113, 14159-14164
10. Huang, L.; Peng, F.; Yu, H.; Wang, H. Preparation of Cuprous Oxides with Different Sizes and Their Behaviors of Adsorption, Visible-Light Driven Photocatalysis and Photocorrosion Solid State Sci. 2009, 11, 129-138
11. 2O and Their Stabilities in Photocatalytic Reactions J. Phys. Chem. C 2009, 113, 14448-14453
12. 2 under Visible Light Irradiation Environ. Sci. Technol. 2007, 41, 6264-6269
13. 2 Nano-Nano Heterostructure Photocatalysts Catal. Commun. 2009, 10, 1839-1843
14. 2 Nanocomposites As Risk-Reduction Materials in Indoor Environments ACS Nano 2011, 6, 1609-1618
15. 2/Cu Nanosurfaces Inactivating Bacteria in the Minute Range under Low-Intensity Actinic Light ACS Appl. Mater. Interfaces 2012, 4, 5234-5240
16. 2: A Promising Visible Sensitive Photocatalyst for Continuous Production of Hydrogen from Glycerol:Water Mixtures J. Phys. Chem. C 2010, 114, 22181-22189
17. 2 Core-Shell Heterojunction and Photodegradation for 4-nitrophenol under Simulated Sunlight Irradiation Mater. Chem. Phys. 2011, 129, 1184-1188
18. Paracchino, A.; Mathews, N.; Hisatomi, T.; Stefik, M.; Tilley, S. D.; Grätzel, M. Ultrathin Films on Copper(I) Oxide Water Splitting Photocathodes: A Study on Performance and Stability Energy Environ. Sci. 2012, 5, 8673
19. 2O (n = 1-4) with Centricity and Eccentricity Chem. Mater. 2012, 24, 1917-1929
20. Yanhong, L.; Dejun, W.; Qidong, Z.; Min, Y.; Qinglin, Z. A Study of Quantum Confinement Properties of Photogenerated Charges in ZnO Nanoparticles by Surface Photovoltage Spectroscopy J. Phys. Chem. B 2004, 108, 3202-3206
21. Barret, C. S. Structure of Metals; McGraw-Hill: New York, 1966.
22. 2O and Cu via Reductive Self-Assembly of CuO Nanocrystals Langmuir 2006, 22, 7369-77
23. 2O Studied Using XPS and XAES Surf. Interface Anal. 1996, 24, 811-820
24. Yin, M.; Wu, C.-K.; Lou, Y.; Burda, C.; Koberstein, J. T.; Zhu, Y.; O'Brien, S. Copper Oxide Nanocrystals J. Am. Chem. Soc. 2005, 127, 9506-9511
25. 2O and CuO Phys. Rev. B 1988, 38, 11322-11330
26. 2O Nanoparticles Appl. Phys. Lett. 2001, 79, 3176-3178
27. Tauc, J.; Grigorovici, R.; Vancu, A. Optical Properties and Electronic Structure of Amorphous Germanium Phys. Status Solidi B 1966, 15, 627-637
28. 2O: Electrodeposition and Characterization Chem. Mater. 1999, 11, 3512-3517
29. Kronik, L.; Shapira, Y. Surface Photovoltage Phenomena: Theory, Experiment, and Applications Surf. Sci. Rep. 1999, 37, 1-206
30. 2 Phys. Rev. B 2001, 64 075204
31. 2O Octahedra and Their Morphology-Dependent Photocatalytic Properties J. Phys. Chem. B 2006, 110, 13829-13834
32. 2 Heterojunctions Catal. Today 2005, 101, 315-321
33. Li, Q.; Li, Y. W.; Wu, P.; Xie, R.; Shang, J. K. Palladium Oxide Nanoparticles on Nitrogen-Doped Titanium Oxide: Accelerated Photocatalytic Disinfection and Post-Illumination Catalytic "Memory Adv. Mater. 2008, 20, 3717-3723
34. Li, Q.; Li, Y. W.; Liu, Z.; Xie, R.; Shang, J. K. Memory Antibacterial Effect from Photoelectron Transfer between Nanoparticles and Visible Light Photocatalyst J. Mater. Chem. 2010, 20, 1068-1072
35. 2 Powder J. Photochem. Photobiol. A 1997, 110, 299-305
36. 2 Catalyst Chemosphere 2002, 48, 1103-1111
37. 2 p-n Heterojunction Network Catalyst Environ. Sci. Technol. 2010, 44, 7641-7646
38. 2 Nanotube Heterojunction Arrays and Investigation of Its Photoelectrochemical Behavior Appl. Phys. Lett. 2009, 95 093108
39. 4 under Visible Light Irradiation Langmuir 2010, 26, 3894-901
40. Chen, F.; Deng, Z.; Li, X.; Zhang, J.; Zhao, J. Visible Light Detoxification by 2,9,16,23-Ttetracarboxyl Phthalocyanine Copper Modified Amorphous Titania Chem. Phys. Lett. 2005, 415, 85-88
41. 3 Photocatalysts Chem. Phys. Lett. 2008, 457, 202-205
42. 2/Cu Sputtered Films on the Bacterial Inactivation under Low Intensity Actinic Light J. Photochem. Photobiol. A 2013, 251, 50-56
43. 3 Photocatalyst in Dark Electrochem. Commun. 2003, 5, 793-796
44. 3 Photocatalysis Systems with Energy Storage Ability Phys. Chem. Chem. Phys. 2003, 5, 3234