Multifunctional organic-inorganic multilayer films of tris(2,2′-bipyridine)ruthenium and decatungstate

被引:34
作者
Bi, LH [1 ]
Wang, HY [1 ]
Shen, Y [1 ]
Wang, EK [1 ]
Dong, SJ [1 ]
机构
[1] Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Peoples R China
基金
中国国家自然科学基金;
关键词
multilayer films; characterizations; electrocatalytic activities; iodate; oxalate; ECL;
D O I
10.1016/j.elecom.2003.08.021
中图分类号
O646 [电化学、电解、磁化学];
学科分类号
081704 ;
摘要
A new multifunctional multilayer films consisting of tris(2,2'-bipyridyl)ruthenium(II) (Rubpy) and sodium decatungstate (W-10) have been prepared by the layer-by-layer (LbL) self-assembly method on ITO substrate. X-ray photoelectron spectra (XPS) confirmed the existence of W10 and Rubpy. Cyclic voltammetry (CV) and UV-Vis spectroscopy demonstrated the uniform assembly of (W-10/Rubpy) multilayer films. The multilayer films possess electrocatalytic activities on the reduction of iodate and oxidation of oxalate. Moreover, the films exhibited electrochemiluminescence (ECL) with tripropylamine (abbreviated as TPA) as the coreactant and the ECL response was proportional to the number of (W-10/Rubpy) layers. These characteristics of the multilayer films might find potential applications in the field of sensors and materials fields. (C) 2003 Elsevier B.V. All rights reserved.
引用
收藏
页码:913 / 918
页数:6
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