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Fracture Toughness of Granite Measured Using Micro to Macro Scale Specimens
http://hdl.handle.net/2298/41963
http://hdl.handle.net/2298/419632c52d7cf-21b2-4689-8e49-58040dab0a8d
名前 / ファイル | ライセンス | アクション |
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186.pdf (923.5 kB)
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Item type | 学術雑誌論文 / Journal Article(1) | |||||
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公開日 | 2019-03-26 | |||||
タイトル | ||||||
タイトル | Fracture Toughness of Granite Measured Using Micro to Macro Scale Specimens | |||||
言語 | ||||||
言語 | eng | |||||
キーワード | ||||||
主題 | Fracture toughness, Granite, Size effect | |||||
資源タイプ | ||||||
資源タイプ | journal article | |||||
著者 |
Jeong, Sang Son
× Jeong, Sang Son× Nakamura, Kimiharu× Yoshida, Shingo× 尾原, 祐三× 片岡, みなみ |
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別言語の著者 |
尾原, 祐三
× 尾原, 祐三 |
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内容記述 | ||||||
内容記述 | The objective of this study is to examineany variationfrom micro to macroscalemode-I fracture toughness of granite usingmicro-sized specimen and semi-circular specimen. The rock used in the tests is Iksan granite (Korea)which is composed ofminerals, such as plagioclaseandalkali feldspar, quartz. In order to investigate microscalefracture toughness, a mechanical testing machine was used. This machine is an original one and developedby ourselves. In the test, a micro-sized cantilever beam type specimen was used. Its dimension is 10 × 10 × 50 μm. On the other hand, in order toexamine macroscalefracture toughness, Semi-Circular Bend (SCB) test is adopted. This is one of ISRM-suggested methods for estimation of the mode-I fracture toughness of rocks. Thesemi-circular specimens are preparedwith a radius of 12.5mm to 50mm. Based on the fracture toughness obtained from both tests, the size effect of granite is discussedin the range from micro to macroscale. | |||||
書誌情報 |
Procedia Engineering 巻 191, p. 761-767, 発行年 2017-06-21 |
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ISSN | ||||||
収録物識別子 | 18777058 | |||||
書誌レコードID | ||||||
収録物識別子 | AA12188381 | |||||
DOI | ||||||
関連タイプ | isIdenticalTo | |||||
関連識別子 | 10.1016/j.proeng.2017.05.242 | |||||
権利 | ||||||
権利情報 | © 2017 The Authors. Published by Elsevier Ltd. | |||||
フォーマット | ||||||
内容記述 | application/pdf | |||||
形態 | ||||||
923458 bytes | ||||||
著者版フラグ | ||||||
出版タイプ | VoR | |||||
日本十進分類法 | ||||||
主題 | 560 | |||||
出版者 | ||||||
出版者 | Elsevier | |||||
資源タイプ | ||||||
内容記述 | 論文(Article) | |||||
資源タイプ・ローカル | ||||||
雑誌掲載論文 | ||||||
資源タイプ・NII | ||||||
Journal Article | ||||||
資源タイプ・DCMI | ||||||
text | ||||||
資源タイプ・ローカル表示コード | ||||||
01 | ||||||
URL | ||||||
内容記述 | https://www.sciencedirect.com/science/article/pii/S1877705817323822 |