Multi-periodic and chaotic cyclic voltammograms at anodic dissolution of copper

被引:0
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作者
Dolata, M [1 ]
Kawczynski, AL [1 ]
机构
[1] Polish Acad Sci, Inst Phys Chem, PL-01224 Warsaw, Poland
关键词
anodic copper dissolution; electrochemical oscillations; chaos; cyclic voltammograms; return maps;
D O I
暂无
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Periodic (up to period 8) and chaotic voltammograms are obtained during multicyclic scanning of applied potential during copper dissolution in a copper sulphate-sulphuric acid solution. Dynamic character of voltammograms is analysed by the reconstruction of attractors, Poincare sections and return maps. Obtained results show that changes of bifurcation parameters (a sweep rate or an upper potential limit) cause that voltammograms change according to period doubling sequence.
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页码:1625 / 1635
页数:11
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