Recently it has been recognized that calibration with IntCal09 of 14C ages of Japanese samples tended to give older calendar ages than those expected. To test the applicability of IntCal09 calibration datasets to Japanese samples, as well as to in...
It has been considered impossible to perform high accuracy radiocarbon(^<14> C) dating on wooden cultural properties when they were treated for preservation with any kinds of drugs that contain foreign carbon. We focused on removing chemically con...
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