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The influence of preparation conditions on the electrochemical behaviour of CuO in a Li/CuO cell
Authors:P. Podhájecký  B. Klápště  P. Novák  J. Mrha  R. Moshtev  V. Manev  A. Nassalevska
Affiliation:J. Heyrovský Institute of Physical Chemistry and Electrochemistry, Czechoslovak Academy of Sciences, 102 00 Prague 10 Czechoslovakia;Central Laboratory of Electrochemical Power Sources, Bulgarian Academy of Sciences, Sofia 1040 Bulgaria
Abstract:
A dozen CuO samples prepared under various conditions and from different starting materials were evaluated as cathode materials for a primary Li/CuO cell. The “thin electrode” method was used for rapid evaluation of the samples. Both coulombic efficiency and discharge voltage depend considerably on the method of synthesis. No correlation was found between the specific surface area and the resistivity of the samples on the one hand and the cathode performance on the other. Best results were obtained from CuO prepared by the oxidation of Cu2O under controlled temperature and time of oxidation.
Keywords:
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