ELECTROCONDUCTIVE ORGANOGEL .2. APPEARANCE AND NATURE OF CURRENT OSCILLATION UNDER ELECTRIC-FIELD

被引:15
作者
MIYANO, M [1 ]
OSADA, Y [1 ]
机构
[1] IBARAKI UNIV,DEPT CHEM,MITO,IBARAKI 310,JAPAN
关键词
D O I
10.1021/ma00017a005
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
An artificial oscillation system consisting of an acceptor-doped electroconductive organogel, to which a constant electric potential was applied, is described. This organogel is made of cross-linked polymer donor subsequently doped with low molecular acceptor and swollen in N,N-dimethylformamide. It was found that repetitive oscillations occurred in these gels above a certain threshold potential in organic solvent. The nature of the oscillation was associated with the degree of cross-linking, the doping ratio of acceptor molecule, and temperature; an increase of these parameters enhanced both the amplitude and frequency of the oscillation. A possible mechanism of the oscillation is also briefly described.
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页码:4755 / 4761
页数:7
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