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Cosmic ray event in 994 CE recorded in radiocarbon from Danish oak 期刊论文
GEOPHYSICAL RESEARCH LETTERS, 2017, 44 (16)
作者:  Fogtmann-Schulz, A.;  Ostbo, S. M.;  Nielsen, S. G. B.;  Olsen, J.;  Karoff, C.;  Knudsen, M. F.
收藏  |  浏览/下载:20/0  |  提交时间:2019/04/09
radiocarbon  tree rings  Miyake event  astrochronology  solar proton event  space environment  
Large C-14 excursion in 5480 BC indicates an abnormal sun in the mid-Holocene 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2017, 114 (5) : 881-884
作者:  Miyake, Fusa;  Jull, A. J. Timothy;  Panyushkina, Irina P.;  Wacker, Lukas;  Salzer, Matthew;  Baisan, Christopher H.;  Lange, Todd;  Cruz, Richard;  Masuda, Kimiaki;  Nakamura, Toshio
收藏  |  浏览/下载:32/0  |  提交时间:2019/11/27
radiocarbon  cosmic ray event  solar proton event  grand solar minimum  tree rings