Rapid increase in cosmogenic 14C in AD 775 measured in New Zealand kauri trees indicates short-lived increase in 14C production spanning both hemispheres
· by karmaka · in meteor/meteoroid/bolide
D. Güttler, F. Adolphi, J. Beer, N. Bleicher, G. Boswijk, M. Christl, A. Hogg, J. Palmer, C. Vockenhuber, L. Wacker, J. Wunder Earth and Planetary Science Letters Volume 411, 1 February 2015, Pages 290–297 LINK
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