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Detection of plastic deformation in metals with photoacoustic microscope |
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| Authors: | Luukkala M. Askerov S.G. |
| Affiliation: | University of Helsinki, Department of Physics, Helsinki, Finland; |
| Abstract: | The detection of plastic deformation of polycrystalline metal samples like brass and aluminium using a photoacoustic microscope is reported. The method can also be used to monitor the effect of heat treatment and perhaps even to reveal the stamped images on archaeological coins. |
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