2010 Fiscal Year Final Research Report
Origin of dark olivine in Martian and lunar meteorites and implications for remote sensing data
Project/Area Number |
20740305
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Research Category |
Grant-in-Aid for Young Scientists (B)
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Allocation Type | Single-year Grants |
Research Field |
Petrology/Mineralogy/Science of ore deposit
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Research Institution | The University of Tokyo |
Principal Investigator |
MIKOUCHI Takashi The University of Tokyo, 大学院・理学系研究科, 助教 (30272462)
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Project Period (FY) |
2008 – 2010
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Keywords | 火星隕石 / カンラン石 / リモートセンシング / ナノ粒子 / 衝撃変成 / マグネタイト / 金属鉄 |
Research Abstract |
We observed "dark" olivine grains in Martian and lunar meteorites and found that nano-particles of either Fe metal or magnetite are widely distributed. We analyzed these dark olivine grains by infrared microscope and found that the infrared spectral data around 1050cm^<-1> showed clear difference between dark and bright areas in olivine grains. These results gave important implications for interpreting infrared remote sensing data obtained by spacecrafts.
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[Journal Article] Coesite and stishovite in a shocked lunar meteorite, Asuka-881757, and impact events in lunar surface2011
Author(s)
Ohtani E., Ozawa S., Miyahara M., Ito Y., Mikouchi T., Kimura M., Arai T., Sato K., Hiraga K.
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Journal Title
Proceedings of National Academy of Science 108
Pages: 463-466
Peer Reviewed
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[Journal Article] Mineralogy and petrography of the Almahata Sitta ureilite2010
Author(s)
Zolensky M.E., Herrin J., Mikouchi T., Ohsumi K., Friedrich J.M., Steele A., Fries M., Sandford S.A., S.Milam, Hagiya K., Takeda H., Satake W., Kurihara T., Colbert M., Hanna R., Maisano J., Ketcham R., Le L., Robinson G.A., Martinez J.E., Jenniskens P., Shaddad M.H.
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Journal Title
Meteoritics and Planetary Science 45
Pages: 1618-1637
Peer Reviewed
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[Journal Article] MELOSの目指す火星表層科学探査2009
Author(s)
杉田精司, 宮本英昭, 橘省吾, 岡田達明, 出村裕英, 大森聡一, 並木則行, 高橋幸弘, 三浦弥生, 長尾敬介, 三河内岳, 佐藤毅彦
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Journal Title
遊星人(日本惑星科学会誌) 18
Pages: 79-83
Peer Reviewed
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