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Neutron Activation Analysis of a Particle Returned from Asteroid Itokawa

Ebihara, Mitsuru; Sekimoto, S.; Shirai, N.; Hamajima, Y.; Yamamoto, M.; Kumagai, K.; Oura, Y.; Ireland, Trevor; Kitajima, Fumio; Nagao, Keisuke; Nakamura, Tomoki; Naraoka, Hiroshi; Noguchi, Takaaki; Okazaki, Ryuji; Tsuchiyama, Akira; Uesugi, Masayuki; Yurimoto, Hisayoshi; Zolensky, Michael; Abe, Masanao; Fujimura, Akio; Mukai, Toshifumi; Yada, Toru; Yada, Y.

Description

A single grain (~3 micrograms) returned by the Hayabusa spacecraft was analyzed by neutron activation analysis. This grain is mainly composed of olivine with minor amounts of plagioclase, troilite, and metal. Our results establish that the Itokawa sample

CollectionsANU Research Publications
Date published: 2011
Type: Journal article
URI: http://hdl.handle.net/1885/31043
Source: Science
DOI: 10.1126/science.1207865

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