223 citations · 1.5k across the 31 of their papers we have counts for
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Dating of wines with cesium-137: Fukushima's imprint
Michael S. Pravikoff, Philippe Hubert
Did the Fukushima incident in 2011 leave its signature via the Cs-137 radioactivity in wines, mainly from the Nappa Valley? This is a short note about a few measurements done at th…
Natural Radioactivity Measurements Applied to the Dating and Authentication of Edible Meat
Michael S. Pravikoff, Philippe Hubert, Hervé Guégan
The measurement of the ratio of 228Th vs 228Ra, two isotopes from the natural radioactivity, is an ancient, but not entirely reliable, method of dating biological materials. It has…
Radioactivity measurements of green tea leaves from Japan after the Fukushima incident
M. S. Pravikoff, Ph. Hubert, H. Ohsumi
A series of 32 green tea leaves samples from different Asian producers were analyzed by direct γ-ray spectrometry at the PRISNA facility in Bordeaux. All the samples contain about…