Spot laser chronology-assisted micro-paleomagnetism and its application to planetary geology
| Project/Area Number |
22340146
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| Research Category |
Grant-in-Aid for Scientific Research (B)
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| Allocation Type | Single-year Grants |
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| Section | 一般 |
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| Research Field |
Geology
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| Research Institution | Tohoku University |
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Principal Investigator |
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| Co-Investigator(Kenkyū-buntansha) |
HIRONOBU Hyodo 岡山理科大学, 自然科学研究所, 教授 (50218749)
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| Co-Investigator(Renkei-kenkyūsha) |
FUNAKI Minoru 情報システム研究機構, 国立極地研究所, 准教授 (10132713)
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| Project Period (FY) |
2010 – 2012
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| Project Status |
Completed (Fiscal Year 2012)
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| Budget Amount *help |
¥18,850,000 (Direct Cost: ¥14,500,000、Indirect Cost: ¥4,350,000)
Fiscal Year 2012: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2011: ¥9,880,000 (Direct Cost: ¥7,600,000、Indirect Cost: ¥2,280,000)
Fiscal Year 2010: ¥8,190,000 (Direct Cost: ¥6,300,000、Indirect Cost: ¥1,890,000)
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| Keywords | 局所段階レーザー消磁 / 非線形緩和理論 / 津波 / 隕石孔 / 局所レーザー加熱 / 磁化 / 温度時間関係 / 津波石 / 局所レーザー消磁 / マイクロ古地磁気 / 地球磁場変遷 / 衝撃溶融脈 / サンゴ礁石灰岩 / レーザースポット加熱 / 億年スケール磁場強度 / 古地球磁場強度変遷 / マイクロ古地磁気学 |
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| Research Abstract |
We have developed a spot laser heating system for thermal demagnetization and thermal acquisition by using ramp-assisted Nd-YAG laser and a laser attenuator. A simultaneous measurement of paleomagnetic remanence and Ar-Ar laser chronology has done.
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Report
(4 results)
Research Products
(60 results)
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[Journal Article] Coarse-grained magnetites in biotite as a possible stable remanence-carrying phase in Vredefort granites2010
Author(s)
Nakamura, N., Okuno, K., Uehara, M., Ozawa, T., Tatsumi-Petrocholis, L., Fuller, M.
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Journal Title
GSA Special Paper "Large Meteorite Impacts and Planetary Evolution IV"
Volume: 465
Pages: 165-172
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Peer Reviewed
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[Presentation] 石垣島産津波石の古地磁気からみる堆積記 録2012
Author(s)
佐藤哲郎、 中村教博、長濱裕幸
Organizer
Society of Geomagnetism and Earth, Planetary and Space sciences
Place of Presentation
北海道・札幌, ポスター発表(学生優秀発表賞), A004-P001
Year and Date
2012-10-22
Related Report
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[Presentation] (2012), 天然永久磁石の放射光X線磁気円2色性分析2012
Author(s)
中村教博, 小嗣真人, 大河内拓雄, 寺田 健太郎
Organizer
Society of Geomagnetism and Earth, Planetary and Space sciences
Place of Presentation
北海 道・札幌 ポスター発表, A004-P005
Year and Date
2012-10-22
Related Report
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[Presentation] (2011) Synchrotron X-ray magnetic circular dichroism analysis of strained magnetite from Vredefort granites2011
Author(s)
Kubo, H., Nakamura, N., Kotsugi, M., Ohkochi, T., Fukuda, K. and Terada, K.
Organizer
地 球電磁気・地球惑星圏学会
Place of Presentation
神戸ポスター(一般)A004-P007
Year and Date
2011-11-04
Related Report
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