Toward detection of supernova event near the earth based on high-resolution analysis of cosmogenic nuclide 10Be in marine sediments

Shogo Takiguchi, Toho University, Department of Chemistry, Chiba, Japan, Yusuke Suganuma, Institute of Polar Research, Tokyo, Japan, Ryuho Kataoka, NIPR National Institute of Polar Research, Tokyo, Japan and Kosei E Yamaguchi, NASA Astrobiology Institute, ., United States