Mechanical properties and crystal textures of Greenland deep ice cores グリーンランド氷床コアの力学的性質と結晶組織
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著者
書誌事項
- タイトル
-
Mechanical properties and crystal textures of Greenland deep ice cores
- タイトル別名
-
グリーンランド氷床コアの力学的性質と結晶組織
- 著者名
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宮本, 淳
- 著者別名
-
ミヤモト, アツシ
- 学位授与大学
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北海道大学
- 取得学位
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博士 (地球環境科学)
- 学位授与番号
-
甲第4940号
- 学位授与年月日
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1999-09-30
注記・抄録
博士論文
目次
- CONTENTS / p4 (0006.jp2)
- Abstract / p1 (0003.jp2)
- 1.Introduction / p1 (0008.jp2)
- 1.1.The earth environment and climate change / p1 (0008.jp2)
- 1.2.Ice core studies / p3 (0010.jp2)
- 2.Plastic flow of ice / p8 (0015.jp2)
- 2.1.Mechanical properties of ice single crystal / p8 (0015.jp2)
- 2.2.Mechanical properties of polycrystalline ice / p11 (0018.jp2)
- 3.Greenland ice sheet / p13 (0020.jp2)
- 3.1.Greenland ice core project(GRIP) / p13 (0020.jp2)
- 3.2.The GRIP ice core / p15 (0022.jp2)
- 4.Experiments / p22 (0029.jp2)
- 4.1.Electric conductivity measurements / p22 (0029.jp2)
- 4.2.Grain size measurements / p25 (0032.jp2)
- 4.3.C-axis orientation measurements and statistics for analysis of directional data / p25 (0032.jp2)
- 4.4.Stratigraphic studies / p30 (0037.jp2)
- 4.5.Mechanical tests of ice core / p33 (0040.jp2)
- 5.Results / p38 (0045.jp2)
- 5.1.Electric conductivity measurements / p38 (0045.jp2)
- 5.2.Grain size / p49 (0056.jp2)
- 5.3.C-axis orientation distribution / p51 (0058.jp2)
- 5.4.Stratigraphic studies / p58 (0065.jp2)
- 5.5.Mechanical tests of ice core / p60 (0067.jp2)
- 6.Discussion / p67 (0074.jp2)
- 6.1.Flow enhancement factor / p67 (0074.jp2)
- 6.2.Schmid factor / p69 (0076.jp2)
- 6.3.Effect of various factor on mechanical properties of ice cores / p73 (0080.jp2)
- 6.4.The development of c-axis orientation and flow behavior in the Greenland ice sheet / p91 (0098.jp2)
- 7.Application to ice sheet flow / p100 (0107.jp2)
- 7.1.Horizontal flow velocity / p100 (0107.jp2)
- 7.2.Instability of dome position / p101 (0108.jp2)
- 7.3.Flow behavior of ice with cloudy band structure / p103 (0110.jp2)
- 7.4.Mechanical properties of the Dome F ice core from the dome summit of Antarctica / p104 (0111.jp2)
- 8.Conclusions / p107 (0114.jp2)
- Acknowledgments / p109 (0116.jp2)
- References / p111 (0118.jp2)
- AN ATTEMPT AT DEFORMATION TESTS OF DEEP ICE CORE SAMPLES CONTAINING CLOUDY BANDS / p87 (0129.jp2)
- Ice sheet flow conditions deduced from mechanical tests of ice core / (0139.jp2)
- PRELIMINARY DISCUSSION OF PHYSICAL PROPERTIES OF THE DOME FUJI SHALLOW ICE CORE IN 1993, ANTARCTICA / p1 (0158.jp2)
- Anisotropic behavior of GRIP ices and flow in Central Greenland / p307 (0169.jp2)