Feasibility Analysis of Electrodeposited Cu-W-Co Alloys

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Abstract:

Electrodeposited environmental and energy-saving electrodeposited copper alloys materials without silver element will be one of the hotspots on the exploitation of the copper matrix electrical contact field. Theoretically expression of Cu, W, Co and Cu-W-Co alloys electrodeposition possibility is thermodynamically analyzed by the potential-pH plots of Cu-H2O,Co-H2O and W-H2O at normal temperature. It is found that Cu, Co can be deposited together in Cu2+,Co2+ aqueous solution. Cu-W isn’t deposited from it’s Cu2+,WO42- aqueous solution, only if Co-W induced deposition under the cobalt ions’ circumstances. So, It is possible that Cu-W-Co alloys are prepared from Cu2+,Co2+,WO42- aqueous solution by the electrodeposition in the theory and experiment, which will be new method and theory for Cu-W-Co serial contact materials’ preparation.

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Advanced Materials Research (Volumes 881-883)

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702-707

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January 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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