Nanostructured cobalt oxide clusters in mesoporous silica as efficient oxygen-evolving catalysts

Angewandte Chemie - International Edition

Volumn 48, Issue 10, 2009, Pages 1841-1844

  Jiao, Feng ^a   Frei, Heinz ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

Artificial photosynthesis; Cobalt oxide; Heterogeneous catalysis; Nanostructures; Water oxidation

Indexed keywords

CATALYSTS; COBALT; COBALT COMPOUNDS; NANOSTRUCTURES; OXIDATION; OXYGEN; PHOTOSYNTHESIS; SILICA;

ARTIFICIAL PHOTOSYNTHESIS; BUNDLE STRUCTURES; COBALT OXIDE; HETEROGENEOUS CATALYSIS; LARGE SURFACE AREAS; MESOPOROUS SILICAS; MULTI ELECTRONS; NANO RODS; NANO-STRUCTURED; TRANSITION METAL-OXIDES; TURN-OVER FREQUENCIES; WATER OXIDATION;

CATALYSIS;

COBALT; COBALT OXIDE; NANOMATERIAL; OXIDE; OXYGEN; SILICON DIOXIDE;

ARTICLE; CATALYSIS; CHEMISTRY; TRANSMISSION ELECTRON MICROSCOPY; ULTRASTRUCTURE; X RAY DIFFRACTION;

CATALYSIS; COBALT; MICROSCOPY, ELECTRON, TRANSMISSION; NANOSTRUCTURES; OXIDES; OXYGEN; SILICON DIOXIDE; X-RAY DIFFRACTION;

EID: 61349084242     PISSN: 14337851     EISSN: None     Source Type: Journal    
DOI: 10.1002/anie.200805534     Document Type: Article

References (28)

1. http://rredc.nrel.gov/solar/spectra/am1.5.
2. J. Kiwi, M. Grätzel, Angew. Chem. 1978, 90, 900;
3. Angew. Chem. Int. Ed. Engl. 1978, 17, 860.
4. J. M. Lehn, J. P. Sauvage, R. Ziessel, Nouv. J. Chim. 1980, 4, 355.
5. A. Harriman, I. J. Pickering, J. M. Thomas, P. A. Christensen, J. Chem. Soc. Faraday Trans. 1 1988, 84, 2795.
6. M. Hara, J. T. Lean, T. E. Mallouk, Chem. Mater. 2001, 13, 4668.
7. N. D. Morris, M. Suzuki, T. E. Mallouk, J. Phys. Chem. A 2004, 108, 9115.
8. P. G. Hoertz, Y. I. Kim, W. J. Youngblood, T. E. Mallouk, J. Phys. Chem. B 2007, 111, 6845.
9. M. Yagi, E. Tomita, S. Sakita, T. Kuwabara, K. Nagai, J. Phys. Chem. B 2005, 109, 21489.
10. H. Han, H. Frei, J. Phys. Chem. C 2008, 112, 16156.
11. R. Nakamura, H. Frei, J. Am. Chem. Soc. 2006, 128, 10668.
12. J. Yano, J. Kern, K. Sauer, M. J. Latimer, Y. Pushkar, J. Biesiadka, B. Loll, W. Saenger, J. Messinger, A. Zouni, V. K. Yachandra, Science 2006, 314, 821.
13. See the Supporting Information.
14. T. Schmidt, H. Wendt, Electrochim. Acta 1994, 39, 1763.
15. C. Iwakura, A. Honji, H. Tamura, Electrochim. Acta 1981, 26, 1319.
16. P. Rasiyah, A. C. C. Tseung, J. Electrochem. Soc. 1983, 130, 365.
17. R. N. Singh, D. Mishra, Anindita, A. S. K. Sinha, A. Singh, Electrochem. Commun. 2007, 9, 1369.
18. M. W. Kanan, D. G. Nocera, Science 2008, 321, 1072.
19. M. Morita, C. Iwakura, H. Tamura, Electrochim. Acta 1977, 22, 325.
20. A. Kay, I. Cesar, M. Grätzel, J. Am. Chem. Soc. 2006, 128, 15714.
21. D. Y. Zhao, J. L. Feng, Q. S. Huo, N. Melosh, G. H. Fredrickson, B. F. Chmelka, G. D. Stucky, Science 1998, 279, 548.
22. F. Jiao, K. M. Shaju, P. G. Bruce, Angew. Chem. 2005, 117, 6708;
23. Angew. Chem. Int. Ed. 2005, 44, 6550.
24. B. Z. Tian, X. Y. Liu, H. F. Yang, S. H. Xie, C. Z. Yu, B. Tu, D. Y. Zhao, Adv. Mater. 2003, 15, 1370.
25. K. Maeda, K. Teramura, D. L. Lu, N. Saito, Y. Inoue, K. Domen, J. Phys. Chem. C 2007, 111, 7554.
26. M. Hara, C. C. Waraksa, J. T. Lean, B. A. Lewis, T. E. Mallouk, J. Phys. Chem. A 2000, 104, 5275.
27. th ed. (Ed.: D. R. Lide), CRC, Boca Raton, FL, 2004, pp. 8-27.
28. 4 particles upon photolysis using experimental procedures identical to those described in the literature (Ref. [4]), we did not observe the much higher water oxidation rates reported by the previous authors.