PIXE and RES as a tool for the analysis of historic copper halfpennies

RES and PIXE microbeam analysis is used to investigate the trace element concentrations as well as the surface corrosion of counterfeited copper halfpennies from the mid 18th century. PIXE elemental mapping was used to identify regions with a minimum of light element contamination which could be use...

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Bibliographic Details
Main Authors: Abraham, M, Grime, G, Northover, J, Smith, C
Format: Conference item
Published: 1999