Nara Yoshitaka 奈良禎太

… Alternative Names

奈良禎太ナラヨシタカ

NARA Yoshitaka 奈良禎太

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Researcher Number	00466442
Other IDs
Affiliation (Current)	2025: 京都大学, 工学研究科, 准教授
Affiliation (based on the past Project Information) *help	2025: 京都大学, 工学研究科, 准教授 2019 – 2023: 京都大学, 工学研究科, 准教授 2016: 京都大学, 工学(系)研究科(研究院), 助教 2016: 京都大学, 工学研究科, 准教授 2014: 鳥取大学, 工学(系)研究科(研究院), 准教授 … More 2013: 京都大学, 大学院工学研究科, 助教 2012 – 2013: 京都大学, 工学(系)研究科(研究院), 助教 2011 – 2012: 京都大学, 大学院・工学研究科, 助教 Less
Review Section/Research Field	Principal Investigator Basic Section 22030:Geotechnical engineering-related / Geotechnical engineering / Earth system and resources enginnering Except Principal Investigator Earth system and resources engineering / Earth system and resources enginnering
Keywords	Principal Investigator セメント系材料 / き裂 / 岩石 / 透水性 / 岩盤 / 炭酸水 / 透水係数 / 鉱物析出 / き裂修復 / 水 … More / 湿度 / 温度 / 長期強度 / 遮蔽性 / カルシウム化合物 / 空隙閉塞 / 二酸化炭素 / カルシウム / 強靭化 / 固体材料 / 破壊 / モルタル / 透水試験 / 空隙 / 透過性 / フラクチャー / イオン濃度 / 鉱物 / 自己修復 / 破壊修復 / 地下環境 / 破壊閉塞 / 岩石破壊 / コンクリート … More Except Principal Investigator 岩盤工学 / 地殻・マントル物質 / 微小地震 / Acoustic Emission / 破壊 / 岩盤 / 水圧破砕 / 資源開発工学 / 二酸化炭素排出削減 / 3次元画像処理 / ダブルトーション試験 / ３次元画像処理 / EPMA / ３次元画像解析 / 亀裂充填 / X線CT / 長期強度 / 破壊力学 / 亀裂 / 自己修復 / 岩石 / 地殻工学 Less

水・電解質・二酸化炭素による持続可能な岩盤物性向上－環境保全－資源生成技術の創出Principal Investigator
- Principal Investigator
  
  奈良禎太
- Project Period (FY)
  2025 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 22030:Geotechnical engineering-related
- Research Institution
  Kyoto University
Long-term stability and environmental protection of structures in rock mass by mineral precipitation using carbonated water and fine-grained materialsPrincipal Investigator
- Principal Investigator
  
  奈良禎太
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 22030:Geotechnical engineering-related
- Research Institution
  Kyoto University
Study of technique for ensuring long-term integrity of rock mass and and environmental protection by mineral precipitationPrincipal Investigator
- Principal Investigator
  
  Nara Yoshitaka
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 22030:Geotechnical engineering-related
- Research Institution
  Kyoto University
Small scale in situ experiments to inject supercritical and liquid carbon dioxide into rock mass
- Principal Investigator
  
  Ishida Tsuyoshi
- Project Period (FY)
  2013 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Earth system and resources engineering
- Research Institution
  Kyoto University
Control of long-term strength and permeability in rock-like materials based on fracture control by phisico-chemical phenomenaPrincipal Investigator
- Principal Investigator
  
  NARA Yoshitaka
- Project Period (FY)
  2013 – 2014
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Geotechnical engineering
- Research Institution
  Tottori University
  Kyoto University
Study of improvement of mechanical property of rock-like material by fracture closure cause by underground environmentPrincipal Investigator
- Principal Investigator
  
  NARA Yoshitaka
- Project Period (FY)
  2011 – 2012
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Research Field
  
  Earth system and resources enginnering
- Research Institution
  Kyoto University
Self-sealability of fractures in rock and its application to fracture and strength control
- Principal Investigator
  
  KANEKO Katsuhiko
- Project Period (FY)
  2010 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Earth system and resources enginnering
- Research Institution
  Hokkaido University

All 2024 2023 2022 2021 2020 2019 2014 2013 2012 2011 2010 Other

All Journal Article Presentation

[Journal Article] Influence of Clay-Doped Water on Permeability in Granite Rock Mass2024
- Author(s)
  奈良禎太, 柏谷公希, 桶谷和生, 藤井宏和, 趙越, 加藤昌治, 青柳和平, 尾崎裕介, 松井裕哉, 河野勝宣
- Journal Title
  
  Journal of the Society of Materials Science, Japan
  
  Volume: 73 Issue: 3 Pages: 220-225
- DOI
  10.2472/jsms.73.220
- ISSN
  0514-5163, 1880-7488
- Year and Date
  2024-03-15
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K04308
[Journal Article] Progressive fracturing in alluvial clasts2024
- Author(s)
  Uri Shaanan, Amit Mushkin, Monica Rasmussen, Amir Sagy, Philip Meredith, Yoshitaka Nara, Russell Keanini, Martha-Cary Eppes
- Journal Title
  
  Geological Society of America Bulletin
  
  Volume: 136 Pages: 1097-1110
- DOI
  10.1130/b36670.1
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K04308
[Journal Article] Permeability Change in Macro-Fractured Granite Using Water Including Clay2022
- Author(s)
  奈良禎太, 加藤昌治, 佐藤努, 河野勝宣, 佐藤稔紀
- Journal Title
  
  Journal of MMIJ
  
  Volume: 138 Issue: 4 Pages: 44-50
- DOI
  10.2473/journalofmmij.138.44
- ISSN
  1881-6118, 1884-0450
- Year and Date
  2022-04-28
- Language
  Japanese
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K04596
[Journal Article] Effect of Reinforcing Steel Fiber on Permeability of High Strength and Ultra-Low Permeability Concrete2022
- Author(s)
  K. Sakemoto, M. Kato, Y. Ishii, K. Kurumisawa and Y. Nara
- Journal Title
  
  MATERIALS TRANSACTIONS
  
  Volume: 63 Issue: 12 Pages: 1639-1644
- DOI
  10.2320/matertrans.MT-Z2022017
- ISSN
  1345-9678, 1347-5320
- Year and Date
  2022-12-01
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K04308
[Journal Article] Calculation of P-Wave Velocity in Sandstones with Different Pore Size Distributions Using Digital Rock Model without Segmentation2022
- Author(s)
  石塚師也, 林為人, 神谷奈々, 奈良禎太
- Journal Title
  
  Journal of the Society of Materials Science, Japan
  
  Volume: 71 Issue: 3 Pages: 235-242
- DOI
  10.2472/jsms.71.235
- ISSN
  0514-5163, 1880-7488
- Year and Date
  2022-03-15
- Language
  Japanese
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K04596, KAKENHI-PROJECT-19H00717, KAKENHI-PROJECT-20K15219
[Journal Article] Calculation of P-Wave Velocity in Sandstones with Different Pore Size Distributions Using Digital Rock Model without Segmentation2022
- Author(s)
  K. Ishitsuka, W. Lin, N. Kamiya and Y. Nara
- Journal Title
  
  MATERIALS TRANSACTIONS
  
  Volume: 63 Issue: 11 Pages: 1515-1522
- DOI
  10.2320/matertrans.MT-Z2022014
- ISSN
  1345-9678, 1347-5320
- Year and Date
  2022-11-01
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K04308, KAKENHI-PROJECT-19H00717
[Journal Article] Effect of Reinforcing Steel Fiber on Permeability of High Strength and Ultra Low Permeability Concrete2022
- Author(s)
  酒本琴音, 加藤昌治, 石井祐輔, 胡桃澤清文, 奈良禎太
- Journal Title
  
  Journal of the Society of Materials Science, Japan
  
  Volume: 71 Issue: 3 Pages: 228-234
- DOI
  10.2472/jsms.71.228
- ISSN
  0514-5163, 1880-7488
- Year and Date
  2022-03-15
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K04596
[Journal Article] Analysis of capillary water imbibition in sandstone via a combination of nuclear magnetic resonance imaging and numerical DEM modelling2021
- Author(s)
  T.F. Fu, T. Xu, M. Heap, P. Meredith, T.H. Yang, T. Mitchell, Y. Nara
- Journal Title
  
  Engineering Geology
  
  Volume: 285 Pages: 106070-106070
- DOI
  10.1016/j.enggeo.2021.106070
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K04596
[Journal Article] Importance of Temperature Control in Surrounding Environment during Permeability Test for Measuring Hydraulic Constants of Rock2021
- Author(s)
  M. Kato, Y. Nara, D. Fukuda, M. Kohno, Toshinori Sato, Tsutomu Sato, M. Takahashi
- Journal Title
  
  Journal of the Society of Materials Science, Japan
  
  Volume: 70 Issue: 4 Pages: 300-306
- DOI
  10.2472/jsms.70.300
- NAID
  130008027602
- ISSN
  0514-5163, 1880-7488
- Year and Date
  2021-04-15
- Language
  Japanese
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K04596, KAKENHI-PROJECT-19K15489
[Journal Article] A meso-mechanical approach to time-dependent deformation and fracturing of partially saturated sandstone2021
- Author(s)
  T.F. Fu, T. Xu, P.G. Meredith, T.M. Mitchell, M.J. Heap, Y. Nara
- Journal Title
  
  International Journal of Rock Mechanics and Mining Sciences
  
  Volume: 145 Pages: 104840-104840
- DOI
  10.1016/j.ijrmms.2021.104840
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K04596
[Journal Article] Precise Permeability Measurement for High Strength and Ultra Low Permeability Concrete under Controlled Temperature2020
- Author(s)
  M. Kato, Y. Nara and K. Shibuya
- Journal Title
  
  MATERIALS TRANSACTIONS
  
  Volume: 61 Issue: 11 Pages: 2134-2138
- DOI
  10.2320/matertrans.Z-M2020846
- NAID
  130007930269
- ISSN
  1345-9678, 1347-5320
- Year and Date
  2020-11-01
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K04596
[Journal Article] Time-dependent deformation and fracture evolution around underground excavations2020
- Author(s)
  T.F. Fu, T. Xu, P.L.P Wasantha, T.H. Yang, Y. Nara and Z. Heng
- Journal Title
  
  Geomatics, Natural Hazards and Risk
  
  Volume: 11 Issue: 1 Pages: 2615-2633
- DOI
  10.1080/19475705.2020.1856202
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K04596
[Journal Article] Development of a numerical simulator for 3D analysis of dynamic fracture processes of rocks based on a hybrid FEM-DEM using an extrinsic cohesive zone model2020
- Author(s)
  D. Fukuda, E. Nihei, S.H. Cho, S. Oh, Y. Nara, J. Kodama and Y. Fujii
- Journal Title
  
  Materials Transactions
  
  Volume: 61 Issue: 9 Pages: 1767-1774
- DOI
  10.2320/matertrans.z-m2020833
- NAID
  130007890437
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K04596
[Journal Article] Observation of Fracture Sealing in High-strength and Ultra-low-permeability Concrete by Micro-focus X-ray CT and SEM/EDX2014
- Author(s)
  D. Fukuda, M. Maruyama, Y. Nara, D. Hayashi, H. Ogawa and K. Kaneko
- Journal Title
  
  International Journal of Fracture
  
  Volume: 188 Issue: 2 Pages: 159-171
- DOI
  10.1007/s10704-014-9952-6
- NAID
  120005906764
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25870013, KAKENHI-PROJECT-25870357
[Journal Article] Influences of electrolyte concentration on subcritical crack growth in sandstone in water2014
- Author(s)
  Y. Nara, R. Nakabayashi, M. Maruyama, N. Hiroyoshi, T. Yoneda and K. Kaneko
- Journal Title
  
  Engineering Geology
  
  Volume: 179 Pages: 41-49
- DOI
  10.1016/j.enggeo.2014.06.018
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25870357
[Journal Article] 周辺環境の変化を考慮した岩石のサブクリティカルき裂進展に基づく長期強度の評価2014
- Author(s)
  奈良禎太，大江悠真，村田澄彦，石田毅，金子勝比古
- Journal Title
  
  材料
  
  Volume: 63 Pages: 212-218
- NAID
  130003393251
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25870357
[Journal Article] Influence of fracture width on sealability in high-strength and ultra-low-permeability concrete in seawater2013
- Author(s)
  D. FUKUDA, Y.NARA, D. HAYASHI, H. OGAWA, K. KANEKO
- Journal Title
  
  Materials
  
  Volume: 6 Issue: 7 Pages: 2578-2594
- DOI
  10.3390/ma6072578
- NAID
  120005322427
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25870013, KAKENHI-PROJECT-25870357
[Journal Article] 発破低周波音振動低減のための最適起爆秒時差2013
- Author(s)
  當麻玄大，村田澄彦，三小田昌史，石田裕之，正代知幸，湯浅友輝，奈良禎太, 石田毅
- Journal Title
  
  Journal of MMIJ
  
  Volume: 129 Pages: 626-634
- NAID
  10031200160
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25870357
[Journal Article] 花崗岩のP波速度分布とDSCA法から求めたクラックパラメータの関係2013
- Author(s)
  奈良禎太，加藤春實，金子勝比古，松木浩二，佐藤隆司，塚本斉
- Journal Title
  
  Journal of MMIJ
  
  Volume: 129 Pages: 447-454
- NAID
  10031182243
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25870357
[Journal Article] 花崗岩のP波速度分布とDSCA法から求めたクラックパラメータの関係2013
- Author(s)
  奈良禎太, 加藤春實, 金子勝比古, 松木浩二, 佐藤隆司, 塚本斉
- Journal Title
  
  Journal of MMIJ
  
  Volume: Vol.129
- NAID
  10031182243
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23860027
[Journal Article] Influence of temperature and water on subcritical crack growth parameters and long-term strength for igneous rocks2013
- Author(s)
  Y.Nara, H.Yamanaka, Y.Oe and K.Kaneko
- Journal Title
  
  Geophysical Journal International
  
  Volume: Vol.193 Issue: 1 Pages: 47-60
- DOI
  10.1093/gji/ggs116
- NAID
  120005285021
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114, KAKENHI-PROJECT-23860027, KAKENHI-PROJECT-25870357
[Journal Article] Influence of temperature and water on subcritical crack growth index for igneous rocks2013
- Author(s)
  Y. Nara
- Journal Title
  
  Geophysical Journal International
  
  Volume: 193 Pages: 47-60
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] 花崗岩のP 波速度分布とDSCA 法から求めたクラックパラメータの関係2013
- Author(s)
  奈良禎太,加藤春實,金子勝比古,松木浩二,佐藤隆司,塚本斉
- Journal Title
  
  Journal of MMIJ
  
  Volume: Vol.129, No.7 Pages: 447-454
- NAID
  10031182243
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] 多孔質材料の水理定数評価のための室内透水試験法の理論2013
- Author(s)
  奈良禎太，加藤春實，金子勝比古，松木浩二，佐藤隆司，塚本斉
- Journal Title
  
  花崗岩のP波速度分布とDSCA法から求めたクラックパラメータの関係
  
  Volume: 129 Pages: 447-454
- NAID
  10031182238
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] マイクロフォーカスX線CTを用いた水中環境下における高強度高緻密コンクリートのき裂閉塞挙動の評価2012
- Author(s)
  福田大祐, 奈良禎太, 林大介, 大和田仁, 小川秀夫, 金子勝比古
- Journal Title
  
  Journal of MMIJ
  
  Volume: Vol.128, No.7 Pages: 471-477
- NAID
  10030773437
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] Influence of relative humidity on fracture toughness of rock: implications for subcritical crack growth2012
- Author(s)
  Y. Nara
- Journal Title
  
  International Journal of Solids and Structures
  
  Volume: 49 Pages: 2471-2482
- NAID
  120004965938
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] 電解質濃度の異なる水中における白浜砂岩のサブクリティカルき裂進展2012
- Author(s)
  奈良禎太,広吉直樹,米田哲朗,金子勝比古
- Journal Title
  
  材料
  
  Volume: Vol.61, No.7 Pages: 662-667
- NAID
  130002084958
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] Investigation of self-sealing in high-strength and ultra-low-permeability concrete in water using micro-focus X-ray CT2012
- Author(s)
  D.Fukuda, Y.Nara, Y.Kobayashi, M.Maruyama, M.Koketsu, D.Hayashi,H.Ogawa and K.Kaneko
- Journal Title
  
  Cement and Concrete Research Cement and Concrete Research
  
  Volume: 42 Pages: 1494-1500
- NAID
  120004965936
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] 電解質濃度の異なる水中における白浜砂岩のサブクリティカルき裂進展2012
- Author(s)
  奈良禎太
- Journal Title
  
  材料
  
  Volume: 61 Pages: 662-667
- NAID
  130002084958
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] 静水圧下における砂岩の透水性および弾性波速度2012
- Author(s)
  奈良禎太,中林亮,米田哲朗,金子勝比古・Philip George Meredith
- Journal Title
  
  材料
  
  Volume: Vol.61, No.3 Pages: 214-221
- NAID
  130002085015
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] マイクロフォーカスＸ線ＣＴを用いた水中環境下における高強度高緻密コンクリートのき裂閉塞挙動の評価2012
- Author(s)
  福田大祐, 奈良禎太, 林大介, 大和田仁, 小川秀夫, 金子勝比古
- Journal Title
  
  Journal of MMIJ
  
  Volume: 128 Pages: 471-477
- NAID
  10030773437
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23860027
[Journal Article] Influence of relative humidity on fracture toughness of rock : implications for subcritical crack growth2012
- Author(s)
  Y.Nara, K.Morimoto, N.Hiroyoshi, T.Yoneda, K.Kaneko and P.M.Benson
- Journal Title
  
  International Journal of Solids and Structures
  
  Volume: Vol.49, No.18 Issue: 18 Pages: 2471-2481
- DOI
  10.1016/j.ijsolstr.2012.05.009
- NAID
  120004965938
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114, KAKENHI-PROJECT-23860027
[Journal Article] 電解質濃度の異なる水中における白浜砂岩のサブクリティカルき裂進展2012
- Author(s)
  奈良禎太, 広吉直樹, 米田哲朗, 金子勝比古
- Journal Title
  
  材料
  
  Volume: 61 Pages: 662-667
- NAID
  130002084958
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23860027
[Journal Article] マイクロフォーカスX線CTを用いた水中環境下における高強度高緻密コンクリートのき裂閉塞挙動の評価2012
- Author(s)
  福田大祐, 奈良禎太, 林大介, 大和田仁, 小川秀夫, 金子勝比古
- Journal Title
  
  Journal of MMIJ
  
  Volume: Vol.128, No.7 Pages: 471-477
- NAID
  10030773437
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23860027
[Journal Article] 静水圧下における砂岩の透水性および弾性波速度2012
- Author(s)
  奈良禎太・中林亮・米田哲朗・金子勝比古・Philip George Meredith
- Journal Title
  
  材料
  
  Volume: 61 Pages: 214-221
- NAID
  130002085015
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] 凍結融解作用を受ける岩石の破壊プロセスと耐久性の評価2011
- Author(s)
  児玉淳一, 中谷匡志, 奈良禎太, 後藤龍彦, 藤井義明, 金子勝比古
- Journal Title
  
  J.Of MMIJ
  
  Volume: 127 Pages: 117-126
- NAID
  10027793279
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] Influence of macro-fractures and micro-fractures on permeability and elastic wave velocities in basalt at elevated pressure2011
- Author(s)
  Y.Nara, P.G.Meredith, T.Yoneda and K.Kaneko
- Journal Title
  
  Tectonophys.
  
  Volume: Vol.503, No.1-2 Issue: 1-2 Pages: 52-59
- DOI
  10.1016/j.tecto.2010.09.027
- NAID
  120003089241
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] Influence of macro-fractures and micro-fractures on permeability and elastic wave velocities in basalt at elevated pressure2011
- Author(s)
  Y.Nara, P.G.Meredith, T.Yoneda, K.Kaneko
- Journal Title
  
  Tectonophys
  
  Volume: 503 Pages: 52-59
- NAID
  120003089241
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] Determination of threedimensional microcrack distribution and principal axes for granite using a polyhedral specimen2011
- Author(s)
  Y.Nara, H.Kato, T.Yoneda and K.Kaneko
- Journal Title
  
  Int. J. Rock Mech. Min. Sci.
  
  Volume: Vol.48, No.2 Issue: 2 Pages: 316-335
- DOI
  10.1016/j.ijrmms.2010.08.009
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] 凍結融解作用を受ける岩石の破壊プロセスと耐久性の評価2011
- Author(s)
  児玉淳一,中谷匡志,奈良禎太,後藤龍彦,藤井義明,金子勝比古
- Journal Title
  
  Journal of MMIJ
  
  Volume: Vol.127, No.3 Pages: 117-126
- NAID
  10027793279
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] Determination of three-dimensional microcrack distribution and principal axes granite using a polyhedral specimen2011
- Author(s)
  Y.Nara, H.Kato, T.Yoneda, K.Kaneko
- Journal Title
  
  Int.J.of Rock Mec.s and Mining Sci
  
  Volume: 48(In press) Pages: 316-335
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] Estimation of three-dimensional stress distribution and elastic moduli in rock mass of the Tono area2011
- Author(s)
  Y.Nara, S.H.Cho, T.Yoshizaki, K.Kaneko, T.Sato, S.Nakama, H.Matsui
- Journal Title
  
  International Journal of the JCRM
  
  Volume: 7 Pages: 1-9
- NAID
  130004597681
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] Effects of humidity and temperature on subcritical crack growth in sandstone2011
- Author(s)
  Y.Nara, K.Morimoto, T.Yoneda, N.Hiroyoshi, K.Kaneko
- Journal Title
  
  Int.J.Solids and Structures
  
  Volume: 48 Pages: 1130-1140
- NAID
  120002834832
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] Effects of humidity and temperature on subcritical crack growth in sandstone2011
- Author(s)
  Y.Nara, K.Morimoto, T.Yoneda, N.Hiroyoshi and K.Kaneko
- Journal Title
  
  Int. J. Solids Struct.
  
  Volume: Vol.48, No.7-8 Issue: 7-8 Pages: 1130-1140
- DOI
  10.1016/j.ijsolstr.2010.12.019
- NAID
  120002834832
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] Estimation of three-dimensional stress distribution and elastic moduli in rock mass of the Tono area2011
- Author(s)
  Y.Nara, S.H.Cho, T.Yoshizaki, K.Kaneko, T.Sato, S.Nakama and H.Matsui
- Journal Title
  
  International Journal of the JCRM
  
  Volume: Vol.7, No.1 Pages: 1-9
- NAID
  130004597681
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] 砂岩の破壊靭性に及ぼす湿度の影響2010
- Author(s)
  奈良禎太,森本和也,米田哲朗,金子勝比古
- Journal Title
  
  Journal of MMIJ
  
  Volume: Vol.126, No.1,2 Pages: 10-17
- NAID
  10026215238
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] Subcritical crack growth and long-term strength in rock and cementitious material2010
- Author(s)
  Y.Nara, M.Takada, D.Mori, H.Owada, T.Yoneda and K.Kaneko
- Journal Title
  
  Int. J. Fract.
  
  Volume: Vol.164, No.1 Issue: 1 Pages: 57-71
- DOI
  10.1007/s10704-010-9455-z
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] Effects of relative humidity and temperature on subcritical crack growthigneous rock2010
- Author(s)
  Y.NARA, N.HIROYPSHI, T.YONEDA, K.KANEKO
- Journal Title
  
  Int.J.of Rock Mec.s and Mining Sci
  
  Volume: 47 Pages: 640-646
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] Effects of relative humidity and temperature on subcritical crack growth in igneous rock2010
- Author(s)
  Y.Nara, N.Hiroyoshi, T.Yoneda and K.Kaneko
- Journal Title
  
  Int. J. Rock Mech. Min. Sci.
  
  Volume: Vol.47, No.4 Issue: 4 Pages: 640-646
- DOI
  10.1016/j.ijrmms.2010.04.009
- NAID
  120002169297
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Journal Article] 岩石のサブクリティカルき裂進展指数と長期強度に及ぼす周辺環境の影響2010
- Author(s)
  奈良禎太,五十嵐敏文,広吉直樹,米田哲朗、金子勝比古
- Journal Title
  
  材料
  
  Volume: Vol.59, No.3 Pages: 180-185
- NAID
  130000257781
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22246114
[Presentation] Investigation of Anisotropic Characteristics of Mode I Rock Fractures under Various Loading-rate Conditions using 3-D GPGPU-accelerated Hybrid FEM/DEM2024
- Author(s)
  Gyeongjo MIN, Daisuke FUKUDA, Yoshitaka NARA, Sewook OH, Sangho CHO
- Organizer
  Japan-Korea Joint Symposium on Rock Engineering 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K04308
[Presentation] コロナ禍における岩石のき裂進展測定に関する国際共同研究2023
- Author(s)
  奈良禎太，吉光奈奈
- Organizer
  日本材料学会第72期学術講演会
- Data Source
  KAKENHI-PROJECT-22K04308
[Presentation] 露頭で採取された花崗岩のき裂進展に及ぼす湿度の影響2023
- Author(s)
  福田達也, 奈良禎太
- Organizer
  資源・素材学会関西支部2023年度第20回「若手研究者・学生のための研究発表会」
- Data Source
  KAKENHI-PROJECT-22K04308
[Presentation] Evidence for increase in crack damage in rocks with duration of exposure at Earth’s surface2023
- Author(s)
  Philip Meredith, Yang Yuan, Monica Rasmussen, Karin Hofer Apostolidis, Yoshitaka Nara, Patrick Webb, Thomas Mitchell, Tao Xu, Russell Keanini, Amit Mushkin, Uri Shaanan, Maxwell Dahlquist, Alex Rinehart, Martha Eppes
- Organizer
  EGU General Assembly 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K04308
[Presentation] Evidence for increase in crack damage in rocks with duration of exposure at Earth’s surface2023
- Author(s)
  Philip MEREDITH, Yang YUAN, Monica RASMUSSEN, Karin Hofer APOSTOLIDIS, Yoshitaka NARA, Patrick WEBB, Thomas MITCHELL, Tao XU, Russell KEANINI, Amit MUSHKIN, Uri SHAANAN, Maxwell DAHLQUIST, Alex RINEHART and Martha EPPES
- Organizer
  EGU General Assembly 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K04308
[Presentation] QUANTIFYING THE LAST STEPS IN THE CHRONOLOGY OF ROCK DEFORMATION2023
- Author(s)
  Martha Cary Eppes, Monica Rasmussen, Philip Meredith, Thomas Mitchell, Yang Yuan, Karin Hofer Apostolidis, Yoshitaka Nara, Alex Rinehart, Patrick Webb, Tao Xu, Russel Keanini, Amit Mushkin, Uri Shaanan, Maxwell P. Dahlquist
- Organizer
  GSA Connects 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K04308
[Presentation] Seismic velocity estimation using a digital rock without segmentation - tips for accurate calibration and estimation2023
- Author(s)
  Kazuya Ishitsuka, Hitoshi Matsui, Weiren Lin, Nana Kamiya, Yoshitaka Nara
- Organizer
  15th ISRM Congress 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K04308
[Presentation] The influence of rock and environmental parameters on natural rock fracturing rates and characteristics2023
- Author(s)
  Monica Rasmussen, Martha Cary C Eppes, Philip G Meredith, Russell Keanini, Amit Mushkin, Yoshitaka Nara, Alex J Rinehart, Uri Shaanan, Maxwell Dahlquist
- Organizer
  AGU Fall Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K04308
[Presentation] 凝灰岩を用いた室内透水試験2022
- Author(s)
  桑原彰吾, 鎌田健人, 柏谷公希, 奈良禎太
- Organizer
  日本材料学会第71期学術講演会
- Data Source
  KAKENHI-PROJECT-22K04308
[Presentation] Documenting how rock physical properties change as a function of exposure age2022
- Author(s)
  Yang YUAN, Philip MEREDITH, Yoshitaka NARA, Martha Carry EPPES, Russell KEANINI, Amit MUSHKIN, Monica RASMUSSEN and Uri SHAANAN
- Organizer
  The Geological Society of America Penrose Conference PRF2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K04308
[Presentation] 凝灰岩を用いた室内透水試験2022
- Author(s)
  桑原彰吾, 鎌田健人, 柏谷公希, 奈良禎太
- Organizer
  日本材料学会第71期学術講演会
- Data Source
  KAKENHI-PROJECT-19K04596
[Presentation] 岩石とコンクリートにおける透水係数の有効封圧依存性2022
- Author(s)
  酒本琴音, 加藤昌治, 石井祐輔, 胡桃澤清文, 奈良禎太
- Organizer
  資源・素材学会令和４年度春季大会
- Data Source
  KAKENHI-PROJECT-19K04596
[Presentation] 岩石のサブクリティカルき裂進展に及ぼす周辺環境の影響2022
- Author(s)
  奈良禎太
- Organizer
  資源・素材学会令和４年度春季大会
- Invited
- Data Source
  KAKENHI-PROJECT-19K04596
[Presentation] 原位置岩盤における炭酸水および粉末試料を用いた透水試験2022
- Author(s)
  桑原彰吾，北川絢音，奈良禎太，柏谷公希, 藤井宏和，趙越, 松井裕哉，尾崎裕介, 広吉直樹
- Organizer
  資源・素材学会関西支部第19回若手研究者・学生のための研究発表会
- Data Source
  KAKENHI-PROJECT-22K04308
[Presentation] 破壊した幌延泥岩の透水係数測定2021
- Author(s)
  鎌田健人，奈良禎太，松井裕哉，尾崎裕介
- Organizer
  第15回岩の力学国内シンポジウム
- Data Source
  KAKENHI-PROJECT-19K04596
[Presentation] 凝灰岩の透水係数測定2021
- Author(s)
  桑原彰吾, 鎌田健人, 奈良禎太
- Organizer
  資源・素材学会関西支部第18回若手研究者・学生のための研究発表会
- Data Source
  KAKENHI-PROJECT-19K04596
[Presentation] 各種粘土鉱物を充填した巨視き裂を含む岩質材料の透水性2021
- Author(s)
  浅野匡希，河野勝宣，西村強，奈良禎太，加藤昌治
- Organizer
  第15回岩の力学国内シンポジウム
- Data Source
  KAKENHI-PROJECT-19K04596
[Presentation] 北海道幌延地域の原位置岩盤における炭酸水注入実験2021
- Author(s)
  鎌田健人, 奈良禎太, 柏谷公希, 多田洋平, 藤井宏和, 趙越, 松井裕哉, 尾崎裕介
- Organizer
  資源・素材学会関西支部第18回若手研究者・学生のための研究発表会
- Data Source
  KAKENHI-PROJECT-19K04596
[Presentation] Numerical analysis of anisotropic influence of of mode-I fracture toughness under dynamic loading for rock using GPGPU-based three-dimensional combined finite-discrete element method (FDEM)2021
- Author(s)
  G.J. Min, D. Fukuda, S.W. Oh, Y. Nara, H. Liu, S.H. Cho
- Organizer
  ARMS11
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K04596
[Presentation] 海水中に保存した破壊した高強度高緻密コンクリートの透水係数2021
- Author(s)
  前崎智史，奈良禎太，加藤昌治，渋谷和俊
- Organizer
  第15回岩の力学国内シンポジウム
- Data Source
  KAKENHI-PROJECT-19K04596
[Presentation] 北海道幌延地域の泥岩層における炭酸水注入実験2021
- Author(s)
  鎌田健人, 奈良禎太, 松井裕哉, 尾崎裕介, 藤井宏和, 趙越
- Organizer
  日本材料学会第70期学術講演会
- Data Source
  KAKENHI-PROJECT-19K04596
[Presentation] コロナ禍における国際共同研究ネットワークの推進－サブクリティカルき裂進展の研究を通じて－2021
- Author(s)
  奈良禎太
- Organizer
  資源・素材 2021（札幌）
- Data Source
  KAKENHI-PROJECT-19K04596
[Presentation] 岩石の透水試験における温度制御の重要性2021
- Author(s)
  加藤昌治, 奈良禎太
- Organizer
  日本材料学会第70期学術講演会
- Data Source
  KAKENHI-PROJECT-19K04596
[Presentation] 巨視亀裂を導入した高強度高緻密コンクリートの透水係数の変化2020
- Author(s)
  前崎智史，奈良禎太，木戸隆之祐，加藤昌治，渋谷和俊
- Organizer
  資源・素材学会関西支部第17 回「若手研究者・学生のための研究発表会」
- Data Source
  KAKENHI-PROJECT-19K04596
[Presentation] 海水環境下における破壊した高強度高緻密コンクリートの透水係数測定2020
- Author(s)
  前崎智史，奈良禎太，加藤昌治，渋谷和俊
- Organizer
  日本材料学会第69期学術講演会
- Data Source
  KAKENHI-PROJECT-19K04596
[Presentation] 幌延地域の泥岩層における原位置透水試験2020
- Author(s)
  鎌田健人，奈良禎太，藤井宏和，趙越，松井裕哉，尾崎裕介
- Organizer
  資源・素材学会関西支部第17 回「若手研究者・学生のための研究発表会」
- Data Source
  KAKENHI-PROJECT-19K04596
[Presentation] Effect of calcium ion concentration on subcritical crack growthin sedimentary rock2019
- Author(s)
  H. Takeda, Y. Nara
- Organizer
  5th ISRM Young Scholars' Symposium on Rock Mechanics and InternationalSymposium on Rock Engineering for Innovative Future
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K04596
[Presentation] Influence of pore sealing by calcium compoundson permeability in sandstone2019
- Author(s)
  M. Nishiguchi, Y. Nara, K. Kashiwaya
- Organizer
  5th ISRM Young Scholars' Symposiumon Rock Mechanics and International Symposium on Rock Engineering for InnovativeFuture (YSRM 2019 and REIF 2019)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K04596
[Presentation] 高強度緻密コンクリートのき裂閉塞挙動に与える温度の影響2014
- Author(s)
  田中翔・福田大祐・奈良禎太・金子勝比古・小川秀夫
- Organizer
  平成２６年度資源・素材学会北海道支部会春季講演会
- Place of Presentation
  JAEA幌延深地層研究センター, 幌延町
- Year and Date
  2014-06-14
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] シェールガス開発に関連した岩盤を「壊す」研究2014
- Author(s)
  石田毅，陳友晴，奈良禎太，長野優羽
- Organizer
  資源・素材学会春季大会
- Place of Presentation
  東京大学生産技術研究所，東京都
- Invited
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] 周辺環境が変化する条件下での岩石の長期強度2014
- Author(s)
  奈良禎太，石田毅，金子勝比古
- Organizer
  資源・素材学会春季大会
- Place of Presentation
  東京大学生産技術研究所，東京都
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] 二酸化炭素や水による花崗岩の水圧破砕実験2013
- Author(s)
  永谷侑也，乾周平，奈良禎太，石田毅，陳友晴，中山芳樹
- Organizer
  平成２５年度（2013年）石油技術協会春季講演会
- Place of Presentation
  国立オリンピック記念青少年総合センター，東京都
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] 水圧破砕によって進展した頁岩中の亀裂観察2013
- Author(s)
  鈴木拓馬，陳友晴，楠田啓，永谷侑也，Ziad Bennour，冨田和秀，石田毅，奈良禎太，陳渠，中山芳樹
- Organizer
  日本材料学会第６２期学術講演会
- Place of Presentation
  東京工業大学，東京都
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] Evaluation of strain distribution in rock by 3-D image analysis2013
- Author(s)
  M. Maruyama, Y. Kakuda, D. Fukuda, Y. Nara, K. Kaneko
- Organizer
  6th International Symposium on In-Situ Rock Stress
- Place of Presentation
  Sendai International Center, Sendai, Japan
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] 岩質材料の表面における鉱物析出挙動に関する基礎実験2013
- Author(s)
  中尾尭雅，奈良禎太，内田紘人，柏谷公希，村田澄彦，石田毅，小川秀夫
- Organizer
  日本材料学会第６２期学術講演会
- Place of Presentation
  東京工業大学，東京都
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] ベントナイト・グラウト圧入に伴うシェールコアの水圧破砕メカニズム2013
- Author(s)
  Ziad BENNOUR，永谷侑也，石田毅，奈良禎太，蓮井昭則，加藤裕将，陳渠
- Organizer
  資源・素材2013（札幌）
- Place of Presentation
  北海道大学，札幌市
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] 炭酸塩岩石のサブクリティカルき裂進展計測2013
- Author(s)
  奈良禎太, 大江悠真, 村田澄彦, 石田毅, 中林亮
- Organizer
  資源・素材学会平成25年度(2013年)春季大会
- Place of Presentation
  習志野市
- Year and Date
  2013-03-28
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] セメント系材料を用いた岩石表面における鉱物析出挙動の観察2013
- Author(s)
  中尾尭雅，奈良禎太，柏谷公希，村田澄彦，石田毅，小川秀夫
- Organizer
  資源・素材2013（札幌）
- Place of Presentation
  北海道大学，札幌市
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] 環境条件が変化する際の岩石の長期強度2013
- Author(s)
  奈良禎太，村田澄彦，石田毅，金子勝比古
- Organizer
  資源・素材2013（札幌）
- Place of Presentation
  北海道大学，札幌市
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] ３次元画像処理による岩石内ひずみ分布の評価2013
- Author(s)
  丸山恵，角田祐基，福田大祐，奈良禎太，玉村修司，金子勝比古
- Organizer
  資源・素材2013（札幌）
- Place of Presentation
  北海道大学，札幌市
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] AE monitoring of hydraulic fracturing experiments with CO2 and water2013
- Author(s)
  T. Ishida, Y. Nagaya, S. Inui, K. Aoyagi, Y. Nara, Y. Chen, Q. Chen, Y. Nakayama
- Organizer
  EUROCK2013
- Place of Presentation
  Wroclaw, Poland
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] Multi-channel elastic wave velocity measurement for anisotropic rock specimens under very high confining pressure2013
- Author(s)
  S. Murata, Y. Nara, H. Ito, O. Sano, O. Nishizawa
- Organizer
  6th International Symposium on In-Situ Rock Stress
- Place of Presentation
  Sendai International Center, Sendai, Japan
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] 砂岩のサブクリティカルき裂進展の電解質濃度依存性2013
- Author(s)
  奈良禎太，中林亮，広吉直樹，米田哲朗，金子勝比古
- Organizer
  日本材料学会第６２期学術講演会
- Place of Presentation
  東京工業大学，東京都
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] Investigation of sealing behavior of fracture in cementitious material in ground water using micro-focus X-ray CT and 3D image analysis2013
- Author(s)
  D. Fukuda, Y. Nara, M. Maruyama, K. Kaneko
- Organizer
  1st International Conference on Tomography of Materials and Structures
- Place of Presentation
  Ghent, Belgium
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] 炭酸塩岩石のサブクリティカルき裂進展計測2013
- Author(s)
  奈良禎太
- Organizer
  資源・素材学会春季大会
- Place of Presentation
  千葉工業大学
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] Influence of water on subcritical crack growth in marble2013
- Author(s)
  Y. Nara, Y. Oe, S. Murata, T. Ishida, R. Nakabayashi, T. Yoneda
- Organizer
  75th EAGE Conference & Exhibition incorporating SPE EUROPEC 2013 (London 2013)
- Place of Presentation
  ExCel London, London, UK
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] P-wave velocity in sandstone under controlled emperature and humidity2013
- Author(s)
  A. Nakao, Y. Nara, S. Murata, T. Ishida, K. Kaneko
- Organizer
  International Symposium on In-Situ Rock Stress
- Place of Presentation
  Sendai International Center, Sendai, Japan
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] 二酸化炭素，水及び油による水圧破砕実験2013
- Author(s)
  乾周平，永谷侑也，青柳和平，石田毅，奈良禎太，陳友晴，陳渠，中山芳樹
- Organizer
  日本材料学会第６２期学術講演会
- Place of Presentation
  東京工業大学，東京都
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] Investigation of sealing behavior of fracture in cementitious material in ground water using micro-focus X-ray CT and 3D image analysis2013
- Author(s)
  D.Fukuda, Y.Nara, M.Maruyama and K.Kaneko
- Organizer
  1st International Conference on Tomography of materials and structures
- Place of Presentation
  Intercontinental Hotel, Ghent, Belgium
- Year and Date
  2013-07-03
- Data Source
  KAKENHI-PROJECT-22246114
[Presentation] 発破低周波音低減方法検討のための数値シミュレーション2013
- Author(s)
  湯浅友輝，村田澄彦，當麻玄大，奈良禎太，石田毅
- Organizer
  資源・素材2013（札幌）
- Place of Presentation
  北海道大学，札幌市
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] 火成岩のサブクリティカルき裂進展指数の周辺環境依存性2012
- Author(s)
  奈良禎太
- Organizer
  日本材料学会第６０期学術講演会
- Place of Presentation
  岡山大学
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] Influence of pores, fractures and pressure on permeability and elastic wave velocities in rock2012
- Author(s)
  Yoshitaka Nara
- Organizer
  7th Asian Rock Mechanics Symposium
- Place of Presentation
  COEX, Seoul
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] 玄武岩の透水性に及ぼす巨視き裂および断層粘土の影響2012
- Author(s)
  奈良禎太, Philip Meredith, Tom Mitchell
- Organizer
  資源・素材2012(秋田)
- Place of Presentation
  秋田市
- Year and Date
  2012-09-13
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] Observation of Sealing behavior of fracture in cementitious materials by X-ray CT and SEM-EDX2012
- Author(s)
  M. Maruyama, D. Fukuda, R. Nakabayashi, K. Kaneko, Y. Nara. and H. Ogawa
- Organizer
  2012 International Conference on Geomechanics & Engineering
- Place of Presentation
  Seoul, Korea
- Year and Date
  2012-08-27
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] ボアホールブレイクアウト開始と進展に対する中間主応力の影響について2012
- Author(s)
  山川彩香, 青柳和平, 石田毅, 村田澄彦, 奈良禎太, 中塚善博, 関根孝太郎, 陳渠
- Organizer
  平成24年度資源・素材学会春季大会
- Place of Presentation
  東京都文京区東京大学本郷キャンパス
- Year and Date
  2012-03-27
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] Influence of pores,fractures and pressure on permeability and elastic wave velocities in rock2012
- Author(s)
  Y.Nara, P.G.Meredith, R.Nakabayashi, T.Yoneda and K.Kaneko
- Organizer
  7th Asian Rock Mechanics Symposium
- Place of Presentation
  COEX, Seoul, Korea
- Year and Date
  2012-10-17
- Data Source
  KAKENHI-PROJECT-22246114
[Presentation] X線CT/SEM-EDXによるセメント系材料のき裂閉塞挙動評価2012
- Author(s)
  丸山恵, 福田大祐, 奈良禎太, 金子勝比古, 小川秀夫
- Organizer
  平成24年度資源・素材学会北海道支部春季講演会
- Place of Presentation
  釧路市
- Year and Date
  2012-06-16
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] 岩石の非線形性がボアホールブレイクアウト発生応力条件に及ぼす影響について2012
- Author(s)
  青柳和平, 山川彩香, 石田毅, 村田澄彦, 奈良禎太, 山本晃司, 長野優羽
- Organizer
  平成24年度資源・素材学会春季大会
- Place of Presentation
  東京都文京区東京大学本郷キャンパス
- Year and Date
  2012-03-27
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] 指数則でのサブクリティカル亀裂進展評価に基づく長期強度の計算2012
- Author(s)
  大江悠真, 奈良禎太, 石田毅, 村田澄彦, 金子勝比古
- Organizer
  資源・素材2012(秋田)
- Place of Presentation
  秋田市
- Year and Date
  2012-09-11
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] 温度・湿度制御下における砂岩のP波速度測定2012
- Author(s)
  中尾尭雅, 奈良禎太, 村田澄彦, 石田毅, 金子勝比古
- Organizer
  日本材料学会第61期学術講演会
- Place of Presentation
  岡山市
- Year and Date
  2012-05-26
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] Subcritical crack growth in sandstone in water with various electrolyte concentrations2012
- Author(s)
  Y. Nara, R. Nakabayashi, N. Hiroyoshi, T.Yoneda, K. Kaneko, S. Murata and T. Ishida
- Organizer
  Near Surface Geoscience 2012
- Place of Presentation
  Paris, France
- Year and Date
  2012-09-13
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] Influence of pores, fractures and pressure on permeability and elastic wave velocities in rock2012
- Author(s)
  Y. Nara, P.G. Meredith, R. Nakabayashi, T. Yoneda and K. Kaneko
- Organizer
  7th Asian Rock Mechanics Symposium
- Place of Presentation
  Seoul, Korea
- Year and Date
  2012-10-15
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] 数値シミュレーションによる発破低周波音伝播の検討2012
- Author(s)
  湯浅友輝, 當麻玄大, 村田澄彦, 三小田昌史, 石田裕之, 正代知幸, 奈良禎太, 石田毅
- Organizer
  平成24年度資源・素材学会春季大会
- Place of Presentation
  東京都文京区東京大学本郷キャンパス
- Year and Date
  2012-03-26
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] 周辺環境を考慮した火成岩の長期強度評価2012
- Author(s)
  大江悠真, 奈良禎太, 村田澄彦, 石田毅, 金子勝比古
- Organizer
  日本材料学会第61期学術講演会
- Place of Presentation
  岡山市
- Year and Date
  2012-05-26
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] 火成岩のサブクリティカルき裂進展指数の周辺環境依存性2012
- Author(s)
  奈良禎太, 大江悠真, 村田澄彦, 石田毅, 金子勝比古
- Organizer
  日本材料学会第61期学術講演会
- Place of Presentation
  岡山市
- Year and Date
  2012-05-26
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] Observation of Sealing behavior of fracture in cementitious materials by X-ray CT and SEM-EDX2012
- Author(s)
  M.Maruyama, D.Fukuda, R.Nakabayashi, K.Kaneko, Y.Nara and H.Ogawa
- Organizer
  Mini-Symposium "X-ray CT Application in Geotechnical Engineering" in the 2012 International Conference on Geomechanics & Engineering
- Place of Presentation
  COEX, Seoul, Korea
- Data Source
  KAKENHI-PROJECT-22246114
[Presentation] 玄武岩の透水性に及ぼす巨視き裂および断層粘土の影響2012
- Author(s)
  奈良禎太
- Organizer
  資源・素材2012（秋田）
- Place of Presentation
  秋田大学
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] Influence of pores, fractures and pressure on permeability and elastic wave velocities in rock2012
- Author(s)
  Y. Nara
- Organizer
  7th Asian Rock Mechanics Symposium
- Place of Presentation
  COEX (Korea)
- Data Source
  KAKENHI-PROJECT-22246114
[Presentation] Subcritical crack growth in sandstone in water with various electrolyte concentrations2012
- Author(s)
  Yoshitaka Nara
- Organizer
  Near Surface Geoscience 2012
- Place of Presentation
  Palais des Arts et de Congrès d'Issy
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] nfluence of humidity and rock fabric on subcritical crack growth in roc2011
- Author(s)
  Y.Nara, K.Kaneko, T.Yoneda, N.Hiroyoshi, K.Morimoto
- Organizer
  12th International Congress on Rock Mechanics
- Place of Presentation
  Lausanne Convension Center (Switzerland)(招待講演)
- Year and Date
  2011-10-27
- Data Source
  KAKENHI-PROJECT-22246114
[Presentation] フラクチャー内の原油回収率に関する数値解析的検討2011
- Author(s)
  樽井直良, 村田澄彦, 奈良禎太, 石田毅
- Organizer
  資源・素材学会関西支部第8回若手研究者・学生のための研究発表会
- Place of Presentation
  京都市左京区京都大学楽友会館
- Year and Date
  2011-12-12
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] 火成岩のサブクリティカル亀裂進展指数と長期強度に及ぼす水の影響2011
- Author(s)
  大江悠真, 奈良禎太, 村田澄彦, 石田毅, 山中裕史, 金子勝比古
- Organizer
  資源・素材学会関西支部第8回若手研究者・学生のための研究発表会
- Place of Presentation
  京都市左京区京都大学楽友会館
- Year and Date
  2011-12-12
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] 石灰石鉱山における発破低周波音の測定と解析2011
- Author(s)
  當麻玄大, 湯浅友輝, 村田澄彦, 奈良禎太, 石田毅
- Organizer
  資源・素材学会関西支部第8回若手研究者・学生のための研究発表会
- Place of Presentation
  京都市左京区京都大学楽友会館
- Year and Date
  2011-12-12
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] ダブルトーション法による室内での超長期試験のための装置の開発2011
- Author(s)
  山中裕史, 奈良禎太, 川崎了, 金子勝比古, 林大介
- Organizer
  平成23年度資源・素材学会秋季大会
- Place of Presentation
  大阪府堺市・大阪府立大学
- Year and Date
  2011-09-27
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] 火成岩のサブクリティカル亀裂進展指数と長期強度に及ぼす水の影響2011
- Author(s)
  大江悠真, 奈良禎太, 村田澄彦, 石田毅, 金子勝比古
- Organizer
  資源・素材学会関西支部第8回若手研究者・学生のための研究発表会
- Place of Presentation
  京都市
- Year and Date
  2011-12-12
- Data Source
  KAKENHI-PROJECT-23860027
[Presentation] Determination of microcrack distribution and principal axes in granite2010
- Author(s)
  Y.Nara, H.Kato, T.Yoneda, K.Kaneko
- Organizer
  11th Congress of the International Association for Engineering Geology and the environment
- Place of Presentation
  Sky City Aucldand Convention Centre Auckland (New Zealand)
- Year and Date
  2010-09-07
- Data Source
  KAKENHI-PROJECT-22246114
[Presentation] Influence of temperature and water on subcritical crack growth in sandstone2010
- Author(s)
  Y.Nara, T.Yoneda, K.Kaneko
- Organizer
  European Geosciences Union General Assembly 2010
- Place of Presentation
  Austria Center Vienna (ACV) Vienna (Austria)
- Year and Date
  2010-05-05
- Data Source
  KAKENHI-PROJECT-22246114
[Presentation] Effect of water on subcritical crack growth index and long-term strength for rock2010
- Author(s)
  Y.Nara, T.Igarsshi, N.Hiroyoshi, T.Yoneda, K.Kaneko
- Organizer
  72nd EAGE Conference
- Place of Presentation
  COB (Centre Convencions Internacional Barcelona) Barcelona (Spain)
- Year and Date
  2010-05-05
- Data Source
  KAKENHI-PROJECT-22246114
[Presentation] Observation of mineral precipitation on rock surface
- Author(s)
  A. Nakao, Y. Nara, K. Kashiwaya, T. Ishida and H. Ogawa
- Organizer
  8th Asian Rock Mechanics Symposium
- Place of Presentation
  札幌, 日本
- Year and Date
  2014-10-14 – 2014-10-16
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] 淡水環境下における岩質材料のき裂閉塞挙動
- Author(s)
  福田大祐・丸山恵・奈良禎太・金子勝比古・小川秀夫
- Organizer
  資源・素材2014（熊本）
- Place of Presentation
  熊本大学, 熊本市
- Year and Date
  2014-09-15 – 2014-09-17
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] AE monitoring of hydraulic fracturing experiments in granite blocks using supercritical CO2, water and viscous oil
- Author(s)
  S. Inui, T. Ishida, Y. Nagaya, Y. Nara, Y. Chen and Q. Chen
- Organizer
  US Rock Mechanics
- Place of Presentation
  Minneapolis, USA
- Year and Date
  2014-06-01 – 2014-06-04
- Data Source
  KAKENHI-PROJECT-25249131
[Presentation] Evaluation of principal stress dirctions and ratio in underground from P-wave velocity measurement in granite
- Author(s)
  Y. Nara, H. Kato, K. Kaneko and K. Matsuki
- Organizer
  8th Asian Rock Mechanics Symposium
- Place of Presentation
  札幌, 日本
- Year and Date
  2014-10-14 – 2014-10-16
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] 3次元画像解析を用いた岩石内ひずみ分布の評価法
- Author(s)
  福田大祐・丸山恵・荒牧憲隆・奈良禎太・金子勝比古
- Organizer
  日本材料学会第６３期学術講演会
- Place of Presentation
  福岡大学, 福岡市
- Year and Date
  2014-05-16 – 2014-05-18
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] Estimation of long-term strength of rock based on subcritical crack growth measurement
- Author(s)
  Y. Nara, Y. Oe, S. Murata, T. Ishida and K. Kaneko
- Organizer
  12th Congress of the International Association for Engineering Geology and the Environment
- Place of Presentation
  トリノ, イタリア
- Year and Date
  2014-09-15 – 2014-09-19
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] Observation of fracture process of rocks subjected to freeze-thaw cycles using X-ray CT
- Author(s)
  J. Kodama, M. Nakaya, Y. Nara, T. Goto, D. Fukuda, Y. Fujii and K. Kaneko
- Organizer
  8th Asian Rock Mechanics Symposium
- Place of Presentation
  札幌, 日本
- Year and Date
  2014-10-14 – 2014-10-16
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] Evaluation of 3-D strain distribution in lignite based on image analysis
- Author(s)
  D. Fukuda, M. Maruyama, J. Kodama, Y. Fujii, N. Aramaki, K. Kaneko and Y. Nara
- Organizer
  13th International Congress on Rock Mechanics (ISRM 2015)
- Place of Presentation
  モントリオール, カナダ
- Year and Date
  2015-05-10 – 2015-05-13
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] Influence of water on subcritical crack growth and long-term strength for carbonate rock
- Author(s)
  Y. Nara, Y. Nishida, T. Ishida and K. Kaneko
- Organizer
  13th International Congress on Rock Mechanics (ISRM 2015)
- Place of Presentation
  モントリオール, カナダ
- Year and Date
  2015-05-10 – 2015-05-13
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] 岩石表面における鉱物析出挙動の観察
- Author(s)
  中尾尭雅，奈良禎太，柏谷公希，村田澄彦，石田毅，小川秀夫
- Organizer
  資源・素材学会関西支部第10回若手研究者･学生のための研究発表会
- Place of Presentation
  京都大学楽友会館，京都市
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] Influence of surrounding environment on subcritical crack growth in marble in air
- Author(s)
  Y. Nishida, Y. Nara, T. Ishida and K. Kaneko
- Organizer
  8th Asian Rock Mechanics Symposium
- Place of Presentation
  札幌, 日本
- Year and Date
  2014-10-14 – 2014-10-16
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] 単一フラクチャーに対する流入流出位置を変えた水攻法の可視化実験
- Author(s)
  千歳翔大，村田澄彦，樽井直良，赤井崇嗣，高木是，奈良禎太，石田毅
- Organizer
  資源・素材学会関西支部第10回若手研究者･学生のための研究発表会
- Place of Presentation
  京都大学楽友会館，京都市
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] 温度・湿度を制御した環境下における岩石のP波伝播速度の測定
- Author(s)
  奈良禎太・中尾尭雅
- Organizer
  資源・素材学会平成２７年度春季大会
- Place of Presentation
  千葉工業大学, 習志野市
- Year and Date
  2015-03-27 – 2015-03-29
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] AE観測に基づく超臨界CO2水圧破砕メカニズムの検討
- Author(s)
  乾周平，永谷侑也，石田毅，奈良禎太，陳友晴，陳渠
- Organizer
  資源・素材学会関西支部第10回若手研究者･学生のための研究発表会
- Place of Presentation
  京都大学楽友会館，京都市
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] 花崗岩の破壊じん性異方性
- Author(s)
  奈良禎太
- Organizer
  日本材料学会第６３期学術講演会
- Place of Presentation
  福岡大学, 福岡市
- Year and Date
  2014-05-16 – 2014-05-18
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] 大理石のサブクリティカルき裂進展に及ぼす湿度の影響
- Author(s)
  西田雄貴・奈良禎太・石田毅
- Organizer
  日本材料学会第６３期学術講演会
- Place of Presentation
  福岡大学, 福岡市
- Year and Date
  2014-05-16 – 2014-05-18
- Data Source
  KAKENHI-PROJECT-25870357
[Presentation] 周辺環境制御下で測定した砂岩のP波伝播特性に関する研究
- Author(s)
  中尾尭雅・奈良禎太・石田毅
- Organizer
  日本材料学会第６３期学術講演会
- Place of Presentation
  福岡大学, 福岡市
- Year and Date
  2014-05-16 – 2014-05-18
- Data Source
  KAKENHI-PROJECT-25870357

1. KANEKO Katsuhiko (20128268)

# of Collaborated Projects: 1 results

# of Collaborated Products: 31 results
2. KAWASAKI Satoru (00304022)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. ITO Mayumi (10339690)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. MUKUNOKI Toshifumi (30423651)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. HIROYOSHI Naoki (50250486)

# of Collaborated Projects: 1 results

# of Collaborated Products: 8 results
6. SAKAGUCHI Kiyotoshi (50261590)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. HARADA Syusaku (80315168)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. Ishida Tsuyoshi (10232307)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
9. 直井誠 (10734618)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. 陳友晴 (80293926)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
11. 福田大祐

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results

Nara Yoshitaka 奈良 禎太

奈良 禎太 ナラ ヨシタカ

NARA Yoshitaka 奈良 禎太

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水・電解質・二酸化炭素による持続可能な岩盤物性向上－環境保全－資源生成技術の創出Principal Investigator

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Long-term stability and environmental protection of structures in rock mass by mineral precipitation using carbonated water and fine-grained materialsPrincipal Investigator

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Study of technique for ensuring long-term integrity of rock mass and and environmental protection by mineral precipitationPrincipal Investigator

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Small scale in situ experiments to inject supercritical and liquid carbon dioxide into rock mass

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Control of long-term strength and permeability in rock-like materials based on fracture control by phisico-chemical phenomenaPrincipal Investigator

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Study of improvement of mechanical property of rock-like material by fracture closure cause by underground environmentPrincipal Investigator

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Self-sealability of fractures in rock and its application to fracture and strength control

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[Journal Article] Influence of Clay-Doped Water on Permeability in Granite Rock Mass2024

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[Journal Article] Progressive fracturing in alluvial clasts2024

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[Journal Article] Permeability Change in Macro-Fractured Granite Using Water Including Clay2022

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[Journal Article] Effect of Reinforcing Steel Fiber on Permeability of High Strength and Ultra-Low Permeability Concrete2022

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[Journal Article] Calculation of P-Wave Velocity in Sandstones with Different Pore Size Distributions Using Digital Rock Model without Segmentation2022

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Nara Yoshitaka 奈良禎太

奈良禎太ナラヨシタカ

NARA Yoshitaka 奈良禎太