Rapid 14C excursion at 3372-3371 BCE not observed at two different locations, a comment on Wang et al. (2017)

AJ Timothy Jull, Irina Panyushkina, Matthew Salzer +6

Excursions in the carbon-14 record measured in tree rings are attributed to various high energy but short-lived cosmic effects. So far, rapid changes at 774-775 CE, 993-994 CE and…