Nature of the band gap and origin of the electro-/photo-activity of Co3O4

作者: L. Qiao , H. Y. Xiao , H. M. Meyer , J. N. Sun , C. M. Rouleau

DOI: 10.1039/C3TC30861H

关键词:

摘要: … electronic excitation occurred along this direction without the need of momentum transfer by absorbing or emitting phonons, thus confirming the direct nature of the band gap transition …

参考文章(42)
M. Haruta, S. Tsubota, T. Kobayashi, H. Kageyama, M.J. Genet, B. Delmon, Low-Temperature Oxidation of CO over Gold Supported on TiO2, α-Fe2O3, and Co3O4 Journal of Catalysis. ,vol. 144, pp. 175- 192 ,(1993) , 10.1006/JCAT.1993.1322
Jinping Liu, Jian Jiang, Chuanwei Cheng, Hongxing Li, Jixuan Zhang, Hao Gong, Hong Jin Fan, Co3O4 Nanowire@MnO2 Ultrathin Nanosheet Core/Shell Arrays: A New Class of High‐Performance Pseudocapacitive Materials Advanced Materials. ,vol. 23, pp. 2076- 2081 ,(2011) , 10.1002/ADMA.201100058
T.J. Chuang, C.R. Brundle, D.W. Rice, Interpretation of the x-ray photoemission spectra of cobalt oxides and cobalt oxide surfaces Surface Science. ,vol. 59, pp. 413- 429 ,(1976) , 10.1016/0039-6028(76)90026-1
Davide Barreca, Cristian Massignan, Sergio Daolio, Monica Fabrizio, Clara Piccirillo, Lidia Armelao, Eugenio Tondello, Composition and Microstructure of Cobalt Oxide Thin Films Obtained from a Novel Cobalt(II) Precursor by Chemical Vapor Deposition Chemistry of Materials. ,vol. 13, pp. 588- 593 ,(2001) , 10.1021/CM001041X
Lei Wang, Thomas Maxisch, Gerbrand Ceder, Oxidation energies of transition metal oxides within theGGA+Uframework Physical Review B. ,vol. 73, pp. 195107- ,(2006) , 10.1103/PHYSREVB.73.195107
J. I. Martínez, H. A. Hansen, J. Rossmeisl, J. K. Nørskov, Formation energies of rutile metal dioxides using density functional theory Physical Review B. ,vol. 79, pp. 045120- ,(2009) , 10.1103/PHYSREVB.79.045120
Chun-Shen Cheng, M. Serizawa, H. Sakata, T. Hirayama, Electrical conductivity of Co3O4 films prepared by chemical vapour deposition Materials Chemistry and Physics. ,vol. 53, pp. 225- 230 ,(1998) , 10.1016/S0254-0584(98)00044-3
Hai-Feng Wang, Richard Kavanagh, Yang-Long Guo, Yun Guo, Guanzhong Lu, P. Hu, Origin of extraordinarily high catalytic activity of Co3O4 and its morphological chemistry for CO oxidation at low temperature Journal of Catalysis. ,vol. 296, pp. 110- 119 ,(2012) , 10.1016/J.JCAT.2012.09.005
P.S. Patil, L.D. Kadam, C.D. Lokhande, Preparation and characterization of spray pyrolysed cobalt oxide thin films Thin Solid Films. ,vol. 272, pp. 29- 32 ,(1996) , 10.1016/0040-6090(95)06907-0
J.G. Cook, M.P. van der Meer, The optical properties of sputtered Co3O4 films Thin Solid Films. ,vol. 144, pp. 165- 176 ,(1986) , 10.1016/0040-6090(86)90409-8