Non-destructive and destructive determination of cobalt in nickel-base alloys by neutron activation analysis

1976 ◽  
Vol 278 (4) ◽  
pp. 283-284 ◽  
Author(s):  
Nori Tamura

The elemental compositions of archaeological artefacts, ancient and medieval coins, and metallic art objects have been determined by non-destructive neutron activation analysis. Examples are given of studies of prehistoric trade routes and cultural contacts based on the identification of the geologic origins of obsidian artefacts, of early economic systems based on the determination of debasement patterns in medieval Islamic and Western gold and silver coinage, the region of manufacture as well as authentication of ancient metallic art objects based on trace element analysis. Special procedures devised for performing these analyses are described.


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