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Mysterious abrupt carbon-14 increase in coral contributed by a comet

A large and sudden increase in radiocarbon ((14)C) around AD 773 are documented in coral skeletons from the South China Sea. The (14)C increased by ~ 15‰ during winter, and remain elevated for more than 4 months, then increased and dropped down within two months, forming a spike of 45‰ high in late...

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Detalles Bibliográficos
Autores principales: Liu, Yi, Zhang, Zhao-feng, Peng, Zi-cheng, Ling, Ming-xing, Shen, Chuan-Chou, Liu, Wei-guo, Sun, Xiao-chun, Shen, Cheng-de, Liu, Ke-xin, Sun, Weidong
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2014
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3893640/
https://www.ncbi.nlm.nih.gov/pubmed/24430984
http://dx.doi.org/10.1038/srep03728