Basic Information

Faculty

• 工学部 工学部 地球工学

Concurrent Affiliation

• Research Institute for Sustainable, 生存圏研究所

Professional Memberships

• To Present

  Japan Institute of Aggregate Technology
• To Present

  International Society of Rock Mechanics
• 水素エネルギー協会
• エネルギー資源学会
• Japanese Society for Rock Mechanics
• 情報地質学会
• 資源地質学会
• 日本材料学会
• 石油技術協会
• 日本地熱学会
• 資源・素材学会
• 日本応用地質学会

Academic Degree

• (Kyoto University)
• (Kyoto University)

Academic Resume (Graduate Schools)

• Kyoto University, 大学院工学研究科修士課程資源工学専攻, 修了

Academic Resume (Undergraduate School/Majors)

• Kyoto University, 工学部資源工学科, 卒業

Language of Instruction

• Japanese
• English

ID,URL

• ORCID ID

  0000-0002-4555-0239

• J-Global ID

  200901054028695404

• External link

  http://www.res.energy.kyoto-u.ac.jp/

Website(s) (URL(s))

• http://www.res.energy.kyoto-u.ac.jp/

researchmap URL

• https://researchmap.jp/YouqingCHEN

Research

Research Topics, Overview of the research

• Research Topics

  Analysis on rock failure process; rock breaking methods; study on efficiency of resource development; estimation on shifts in supply and demand of mineral and energy resources.

Research Interests

• 資源開発
• Resource Development

Research Areas

• Energy, Earth resource engineering, energy science
• Social infrastructure (civil Engineering, architecture, disaster prevention), Geotechnical engineering

Papers

• High-resolution monitoring of hydraulically induced acoustic emission activities using neural phase picking and matched filter analysis

  Makoto Naoi; Shiro Hirano; Youqing Chen

  Progress in Earth and Planetary Science, 21 Mar. 2025

  
• Observation of fractures induced by hydraulic fracturing in basalt

  Youqing Chen; Ikuo Sakata; Keiya Sugiyama; Rintarou Umezono

  Proceedings of CouFrac2024 - The 4th International Conference on Coupled Processes in Fractured Geological Media: Observation, Modeling, and Application, 13 Nov. 2024, Peer-reviewed, Lead author

  
• Fracture development and mechanism in shale cores by viscous oil, water and L-CO2 injection

  Z. Bennour; T. Ishida; Y. Nagaya; Y. Nara; Y. Chen; Q. Chen; Y. Nakayama; K. Sekine; Y. Nagano

  48th US Rock Mechanics / Geomechanics Symposium 2014, 2014, Peer-reviewed

  
• Interactions of Hydraulic Fractures With Grain Boundary Discontinuities in the Near Wellbore Region

  Keita Yoshioka; Masafumi Katou; Kohei Tamura; Yutaro Arima; Yoshiharu Ito; Youqing Chen; Tsuyoshi Ishida

  Journal of Geophysical Research: Solid Earth, Mar. 2023, Peer-reviewed

  
• Quantitative Evaluation of the Effect of High-Pressure Grinding Roll on the Promotion of the Mineral Liberation of Copper Ore

  Yuki TSUNAZAWA; Yoshihiro KOSAKU; Yoshitaka SAKAIRI; Koji TSUKADA; Tamaki SAITO; Yosuke EBISU; Kohei MITSUHASHI; Youqing CHEN; Chiharu TOKORO

  Journal of MMIJ, 30 Jun. 2022, Peer-reviewed

  
• Source parameter estimation of acoustic emissions induced by hydraulic fracturing in the laboratory

  Makoto Naoi; Keiichi Imakita; Youqing Chen; Kazune Yamamoto; Rui Tanaka; Hironori Kawakata; Tsuyoshi Ishida; Eiichi Fukuyama; Yutaro Arima

  Geophysical Journal International, 21 Jun. 2022, Peer-reviewed

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• Resin-Injection Testing and Measurement of the Shear Displacement and Aperture of Excavation-Damaged-Zone Fractures: A Case Study of Mudstone at the Horonobe Underground Research Laboratory, Japan

  Kazuhei Aoyagi; Eiichi Ishii; Youqing Chen; Tsuyoshi Ishida

  Rock Mechanics and Rock Engineering, Apr. 2022, Peer-reviewed

  
• Creating Cloud-Fracture Network by Flow-induced Microfracturing in Superhot Geothermal Environments

  Ryota Goto; Noriaki Watanabe; Kiyotoshi Sakaguchi; Takahiro Miura; Youqing Chen; Takuya Ishibashi; Eko Pramudyo; Francesco Parisio; Keita Yoshioka; Kengo Nakamura; Takeshi Komai; Noriyoshi Tsuchiya

  Rock Mechanics and Rock Engineering, Jun. 2021, Peer-reviewed

  
• Preparatory acoustic emission activity of hydraulic fracture in granite with various viscous fluids revealed by deep learning technique

  Rui Tanaka; Makoto Naoi; Youqing Chen; Kazune Yamamoto; Keiichi Imakita; Naofumi Tsutsumi; Akihiro Shimoda; Daiki Hiramatsu; Hironori Kawakata; Tsuyoshi Ishida; Eiichi Fukuyama; Hiroyuki Tanaka; Yutaro Arima; Shigehiro Kitamura; Daisuke Hyodo

  Geophysical Journal International, 09 Mar. 2021, Peer-reviewed

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• Tensile-dominant fractures observed in hydraulic fracturing laboratory experiment using eagle ford shale

  Makoto Naoi; Youqing Chen; Kazune Yamamoto; Yuya Morishige; Keiichi Imakita; Naofumi Tsutumi; Hironori Kawakata; Tsuyoshi Ishida; Hiroyuki Tanaka; Yutaro Arima; Shigehiro Kitamura; Daisuke Hyodo

  Geophysical Journal International, 01 Aug. 2020, Peer-reviewed

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• Visualization of fractures induced around the gallery wall in Horonobe Underground Research Laboratory

  Kazuhei Aoyagi; Youqing Chen; Eiichi Ishii; Akitaka Sakurai; Tsuyoshi Ishida

  Proceedings of the YSRM2019 & REIF2019, Dec. 2019, Peer-reviewed

  
• Fracture and permeability of granite in superhot geothermal environments

  N. Watanabe; K. Sakaguchi; H. Saishu; R. Goto; T. Ishibashi; A. Okamoto; Y. Chen; S.E. Ingebritsen; T. Komai; N. Tsuchiya

  Proceedings of the YSRM2019 & REIF2019, Dec. 2019, Peer-reviewed, Invited

  
• Moment tensor analysis of acoustic emissions induced by laboratory-based hydraulic fracturing in granite

  Kazune Yamamoto; Makoto Naoi; Youqing Chen; Kengo Nishihara; Shunsuke Yano; Hironori Kawakata; Takashi Akai; Isao Kurosawa; Tsuyoshi Ishida

  Geophysical Journal International, Mar. 2019, Peer-reviewed

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• Gas Adsorption Properties of 12CaO･7Al2O3 Electride Derived from Limestone

  Hironobu Sugiyama; Youqing Chen

  Journal of MMIJ, 2019, Peer-reviewed

  
• Cloud-fracture networks as a means of accessing superhot geothermal energy

  Noriaki Watanabe; Kiyotoshi Sakaguchi; Ryota Goto; Takahiro Miura; Kota Yamane; Takuya Ishibashi; Youqing Chen; Takeshi Komai; Noriyoshi Tsuchiya

  Scientific Reports, 30 Jan. 2019, Peer-reviewed

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• Method for Visualizing Fractures Induced by Laboratory-Based Hydraulic Fracturing and Its Application to Shale Samples

  Youqing Chen; Makoto Naoi; Yuto Tomonaga; Takashi Akai; Hiroyuki Tanaka; Sunao Takagi; Tsuyoshi Ishida

  Energies, 30 Jul. 2018, Peer-reviewed

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• Monitoring hydraulically-induced fractures in the laboratory using acoustic emissions and the fluorescent method

  Makoto Naoi; Youqing Chen; Kengo Nishihara; Kazune Yamamoto; Shunsuke Yano; Shota Watanabe; Yuta Morishige; Hironori Kawakata; Takashi Akai; Isao Kurosawa; Tsuyoshi Ishida

  International Journal of Rock Mechanics and Mining Sciences, 01 Apr. 2018, Peer-reviewed

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• Evaluation of stimulated reservoir volume in laboratory hydraulic fracturing with oil, water and liquid carbon dioxide under microscopy using the fluorescence method

  Ziad Bennour; Shouta Watanabe; Youqing Chen; Tsuyoshi Ishida; Takashi Akai

  Geomechanics and Geophysics for Geo-Energy and Geo-Resources, Mar. 2018, Peer-reviewed

  
• A novel method of visualizing fractures induced by hydraulic fracturing

  Youqing Chen; Makoto Naoi; Tsuyoshi Ishida; Takashi Akai; Isao Kurosawa; Sunao Takagi

  Journal of the Japanese Association for Petroleum Technology, Dec. 2017, Peer-reviewed, Invited

  
• Spheroidal weathering of granite porphyry with well-developed columnar joints by oxidation, iron precipitation, and rindlet exfoliation

  Yasuto Hirata; Masahiro Chigira; Youqing Chen

  EARTH SURFACE PROCESSES AND LANDFORMS, Mar. 2017, Peer-reviewed

  
• Features of CO2 fracturing deduced from acoustic emission and microscopy in laboratory experiments

  Tsuyoshi Ishida; Youqing Chen; Ziad Bennour; Hiroto Yamashita; Shuhei Inui; Yuya Nagaya; Makoto Naoi; Qu Chen; Yoshiki Nakayama; Yu Nagano

  JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH, Nov. 2016, Peer-reviewed

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• Evaluation of Stimulated Reservoir Volume Using the Fluorescence Method in Hydraulic Fracturing of Shale Cores

  Z. Bennour; S. Watanabe; Y. Chen; T. Ishida; T. Akai

  Proc. of International Conference on Geo-mechanics, Geo-energy and Geo-resources (IC3G), Sep. 2016, Peer-reviewed

  
• Consideration on Shape of Hydraulic Fracture Based on Laboratory Experiment

  Takashi Akai; Shunsuke Yano; Isao Kurosawa; Youqing Chen; Tsuyoshi Ishida

  Society of Petroleum Engineers, Nov. 2015, Peer-reviewed

  
• Observations of Fractures Induced by Hydraulic Fracturing in Anisotropic Granite

  Youqing Chen; Yuya Nagaya; Tsuyoshi Ishida

  ROCK MECHANICS AND ROCK ENGINEERING, Jul. 2015, Peer-reviewed

  
• Crack Extension in Hydraulic Fracturing of Shale Cores Using Viscous Oil, Water, and Liquid Carbon Dioxide

  Ziad Bennour; Tsuyoshi Ishida; Yuya Nagaya; Youqing Chen; Yoshitaka Nara; Qu Chen; Kotaro Sekine; Yu Nagano

  ROCK MECHANICS AND ROCK ENGINEERING, Jul. 2015, Peer-reviewed

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• An approach to observe fractures induced by hydraulic fracturing

  Y. Chen; Z. Bennour; Y. Nagaya; S. Yano; T. Suzuki; T. Ishida; T. Akai; S. Takagi

  Proceedings of The 13th International Congress of Rock Mechanics, May 2015, Peer-reviewed

  
• Laboratory-scale hydraulic fracturing experiments using super-critical state carbon dioxide, water and viscous oil

  ISHIDA Tsuyoshi; NAGAYA Yuya; INUI Shuhei; BENNOUR Ziad; CHEN Youqing; CHEN Qu; NAKAYAMA Yoshiki

  Journal of MMIJ, Apr. 2015, Peer-reviewed

  
• Visualization of fractures induced by hydraulic fracturing

  Y. Chen; T. Suzuki; Z. Bennour; Y. Nagaya; T. Ishida; Q. Chen; T. Akai

  Proceedings of the 8th Asian Rock Mechanics Symposium, Oct. 2014, Peer-reviewed

  
• Observation of pore structures in shale samples

  Y. Chen; T. Suzuki

  Proceedings of 13th International Symposium on Mineral Exploration, Sep. 2014, Peer-reviewed

  
• AE monitoring of hydraulic fracturing experiments in granite blocks using supercritical CO2, water and viscous oil

  Inui S; Ishida T; Nagaya Y; Nara Y; Chen Y; Chen Q

  Proceedings of the 48th US Rock Mechanics / Geomechanics Symposium, Jun. 2014, Peer-reviewed

  
• Change in elastic property of granite by repeated stress change

  Youqing Chen; Arata Yamazaki

  Zairyo/Journal of the Society of Materials Science, Japan, 01 Mar. 2014, Peer-reviewed

  
• Consideration of correlation between interpolation precision and data sampling density in kriging method: A case study in grade estimation of a limestone quarry

  ITO Toshihide; BESSHO Masahiko; CHEN Youqing

  Geoinformatics, 2014, Peer-reviewed

  
• Influence of thermal damage on linear and nonlinear acoustic properties of granite

  Claude Inserra; Shiro Biwa; Youqing Chen

  International Journal of Rock Mechanics and Mining Sciences, Sep. 2013, Peer-reviewed

  
• AE monitoring of hydraulic fracturing laboratory experiments conducted using CO2 and water

  T. Ishida; Y. Nagaya; S. Inui; K. Aoyagi; Y. Nara; Y. Chen; Q. Chen; Y. Nakayama

  Proceedings of EUROCK 2013, Sep. 2013, Peer-reviewed

  
• Influence of Data Density on Grade Estimation in Limestone Quarry by Kriging

  Youqing Chen; Masahiko Bessho; Toshihide Ito

  Proceedings of the Third International Conference on Soft Computing Technology in Civil, Structural and Environmental Engineering, Sep. 2013, Peer-reviewed

  
• Change in property of granite by cyclic stress change

  Youqing Chen; Arata Yamazaki; Eishi Kusaka; Hiromu Kusuda; Mamoru Mabuchi

  Proceedings of The 6th International Symposium on In-situ Rock Stress, Aug. 2013, Peer-reviewed

  
• Changes in Microcrack Distribution in Granite Subjected to One-Cycle Thermal Change

  CHEN Youging; MAENISHI Ryo

  Shigen-to-Sozai, 2013, Peer-reviewed

  
• Change in Elastic Property of Granite by Means of Repeated Loading

  Youqing Chen; Arata Yamazaki; Hiromu Kusuda; Eishi Kusaka; Mamoru Mabuchi

  The Present and Future of Rock Engineering: Proceedings of The 7th Asian Rock Mechanics Symposium, October 15-19, 2012, Seoul, Korea, pp.608-614., Oct. 2012, Peer-reviewed

  
• Acoustic emission monitoring of hydraulic fracturing laboratory experiment with supercritical and liquid CO2

  Tsuyoshi Ishida; Kazuhei Aoyagi; Tomoya Niwa; Youqing Chen; Sumihiko Murata; Qu Chen; Yoshiki Nakayama

  GEOPHYSICAL RESEARCH LETTERS, Aug. 2012, Peer-reviewed

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• AE monitoring of hydraulic fracturing laboratory experiment in granite with supercritical and liquid state CO2

  Ishida, T; Niwa, T; Aoyagi, K; Yamakawa; A. Chen, Y; Fukahori, D; Murata, S; Chen, Q; Nakayama, Y

  Proceedings of Eurock2012, Paper No. 62 (pp.341-350 in Presentations, Wednesday May 30)., May 2012, Peer-reviewed

  
• GA simulation for grade adjustment in limestone quarries

  Youqing Chen; Toshihide Ito

  Sustainable Civil Infrastructures- Hazards, Risk, Uncertainty: Proceedings of the 5th Asian-Pacific Symposium on Structural Reliability and its Applications, eds. Phoon, K. K., Beer, M., Quek, S. T. & Pang, S. D., pp.374-379., May 2012, Peer-reviewed

  
• Microcrack growth in granite during fatigue process

  Y. Chen; A. Yamazaki; H. Kusuda; E. Kusaka; M. Mabuchi

  HARMONISING ROCK ENGINEERING AND THE ENVIRONMENT, 2012, Peer-reviewed

  
• Crack growth in Westerly granite during a cyclic loading test

  Youqing Chen; Kota Watanabe; Hiromu Kusuda; Eishi Kusaka; Mamoru Mabuchi

  ENGINEERING GEOLOGY, Feb. 2011, Peer-reviewed

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• Prospect of the upper limit of the energy demand in China from regional aspects

  Toshihide Ito; Youqing Chen; Shoichi Ito; Kaoru Yamaguchi

  ENERGY, Dec. 2010, Peer-reviewed

  
• Mining Simulations for Grade Adjustment in Limestone Quarry Using Genetic Algorithm

  ITO Toshihide; BESSHO Masahiko; CHEN Youqing; NOMURA Yasutoshi

  Shigen-to-Sozai, Feb. 2010, Peer-reviewed

  
• A Geological Database using the Open-Source Software GRASS GIS

  M. Bessho; T. Ito; Y. Chen

  PROCEEDINGS OF THE SEVENTH INTERNATIONAL CONFERENCE ON ENGINEERING COMPUTATIONAL TECHNOLOGY, 2010, Peer-reviewed

  
• Nonlinear Ultrasonic Characterization of Thermally Damaged Westerly Granite

  Claude Inserra; Shiro Biwa; Youqing Chen

  JAPANESE JOURNAL OF APPLIED PHYSICS, Jul. 2009, Peer-reviewed

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• Effects of Pore Characteristics Finely-Controlled by Spacer Method on Damping Capacity of Porous Aluminum

  Masataka Hakamada; Hiroyuki Watanabe; Tetsunume Kuromura; Youqing Chen; Hiromu Kusuda; Mamoru Mabuchi

  MATERIALS TRANSACTIONS, Feb. 2009, Peer-reviewed

  
• Microcrack growth patterns in Westerly granite specimens subjected to uniaxial cyclic loading

  Masayuki Kobayashi; Yuichiro Kuriki; Kota Watanabe; Youqing Chen; Hiromu Kusuda; Mamoru Mabuchi

  International Journal of the Japanese Committee for Rock Mechanics,5, 103-110, 2009, Peer-reviewed

  
• The Trend of Future Copper Consumption in China in Consideration of Regional Differences

  ITO Toshihide; CHEN Youqing; ITO Shoichi

  Shigen-to-Sozai, Dec. 2008, Peer-reviewed

  
• Observation of Microstructures in Granite Samples Subjected to One Cycle of Heating and Cooling

  CHEN Youqing; KOBAYASHI Tsunehiro; KURIKI Yuichiro; KUSUDA Hiromu; MABUCHI Mamoru

  応用地質, Oct. 2008, Peer-reviewed

  
• Estimation of Upper Limit of China's Energy Demand in Consideration of Regional Differences : Using Current Energy Demands of Japan and USA as References

  CHEN Youqing; ITO Toshihide; ITO Shoichi; YAMAGUCHI Kaoru

  エネルギー・資源, 05 Jul. 2008, Peer-reviewed

  
• Mechanical properties of a nanocrystalline Co-Cu alloy with a high-density fine nanoscale lamellar structure

  Yoshiaki Nakamoto; Motohiro Yuasa; Youqing Chen; Hiromu Kusuda; Mamoru Mabuchi

  SCRIPTA MATERIALIA, May 2008, Peer-reviewed

  
• Processing of three-dimensional metallic microchannels by spacer method

  Masataka Hakamada; Yuuki Asao; Tetsumune Kuromura; Youqing Chen; Hiromu Kusuda; Mamoru Mabuchi

  MATERIALS LETTERS, Mar. 2008, Peer-reviewed

  
• Observation of microcracks patterns in Westerly granite specimens stressed immediately before failure by uniaxial compressive loading

  Y. Chen

  Yanshilixue Yu Gongcheng Xuebao/Chinese Journal of Rock Mechanics and Engineering, 2008, Peer-reviewed

  
• Comparison of mechanical properties of thin copper films processed by electrodeposition and rolling

  Masataka Hakamada; Yoshiaki Nakamoto; Hiroshi Matsumoto; Hajime Iwasaki; Youqing Chen; Hiromu Kusuda; Mamoru Mabuchi

  MATERIALS TRANSACTIONS, Sep. 2007, Peer-reviewed

  
• Life cycle inventory study on magnesiurn alloy substitution in vehicles

  Masataka Hakamada; Tetsuharu Furuta; Yasumasa Chino; Youqing Chen; Hiromu Kusuda; Mamoru Mabuchi

  ENERGY, Aug. 2007, Peer-reviewed

  
• Monotonic and cyclic compressive properties of porous aluminum fabricated by spacer method

  Masataka Hakamada; Tetsumune Kuromura; Yasumasa Chino; Yasuo Yamada; Youqing Chen; Hiromu Kusuda; Mamoru Mabuchi

  MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, Jun. 2007, Peer-reviewed

  
• Relationship between hardness and grain size in electrodeposited copper films

  Masataka Hakamada; Yoshiaki Nakamoto; Hiroshi Matsumoto; Hajime Iwasaki; Youqing Chen; Hiromu Kusuda; Mamoru Mabuchi

  MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, May 2007, Peer-reviewed

  
• Fabrication of copper microchannels by the spacer method

  Masataka Hakamada; Yuuki Asao; Tetsumune Kuromura; Youqing Chen; Hiromu Kusuda; Mamoru Mabuchi

  SCRIPTA MATERIALIA, May 2007, Peer-reviewed

  
• Density dependence of the compressive properties of porous copper over a wide density range

  Masataka Hakamada; Yuuki Asao; Tetsumune Kuromura; Youqing Chen; Hiromu Kusuda; Mamoru Mabuchi

  ACTA MATERIALIA, Apr. 2007, Peer-reviewed

  
• Influence of porosity and pore size on electrical resistivity of porous aluminum produced by spacer method

  Masataka Hakamada; Tetsunume Kuromura; Youqing Chen; Hiromu Kusuda; Mamoru Mabuchi

  MATERIALS TRANSACTIONS, Jan. 2007, Peer-reviewed

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• Porous Metals Produced by Spacer Method as Ecomaterials

  M. Hakamada; Y. Yamada; T. Kuromura; Y. Asao; Y. Chen; H. Kusuda; M. Mabuchi

  THERMEC 2006 SUPPLEMENT, 2007, Peer-reviewed

  
• Influence of density on the compressive properties in porous copper produced by spacer method

  Masataka Hakamada; Yuuki Asao; Tetsumune Kuromura; Youqing Chen; Hiromu Kusuda; Mamoru Mabuchi

  PRICM 6: SIXTH PACIFIC RIM INTERNATIONAL CONFERENCE ON ADVANCED MATERIALS AND PROCESSING, PTS 1-3, 2007, Peer-reviewed

  
• Compressive properties of porous metals with homogeneous pore characteristics

  M. Hakamada; Y. Asao; T. Kuromura; Y. Yamada; Y. Chen; H. Kusuda; M. Mabuchi

  ENGINEERING PLASTICITY AND ITS APPLICATIONS FROM NANOSCALE TO MACROSCALE, PTS 1 AND 2, 2007, Peer-reviewed

  
• Sound Absorption Behavior of Porous Al Produced by Spacer Method

  T. Kuromura; M. Hakamada; Y. Chen; H. Kusuda; M. Mabuchi

  THERMEC 2006 SUPPLEMENT, 2007, Peer-reviewed

  
• Application of the chaos theory to rock analysis by hammer tests

  Y. Chen; Y. Nomura; T. Ito; M. Hirokane; H. Furuta

  Proceedings of the 11th International Conference on Civil, Structural and Environmental Engineering Computing, Civil-Comp 2007, 2007, Peer-reviewed

  
• Sound absorption characteristics of porous aluminum fabricated by spacer method

  Masataka Hakamada; Tetsunume Kuromura; Youqing Chen; Hiromu Kusuda; Mamoru Mabuchi

  JOURNAL OF APPLIED PHYSICS, Dec. 2006, Peer-reviewed

  
• Fluid conductivity of porous aluminum fabricated by powder-metallurgical Spacer method

  Hakamada, Masataka; Wajima, Takaaki; Ikegami, Yasuyuki; Chen, Youqing; Kusuda, Hiromu; Mabuchi, Mamoru

  JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS, Jun. 2006, Peer-reviewed

  
• High sound absorption of porous aluminum fabricated by spacer method

  Masataka Hakamada; Tetsunume Kuromura; Youqing Chen; Hiromu Kusuda; Mamoru Mabuchi

  APPLIED PHYSICS LETTERS, Jun. 2006, Peer-reviewed

  
• Fluid conductivity of porous aluminum fabricated by powder-metallurgical spacer method (jointly worked)

  Masataka Hakamada; Takaaki Wajima; Yasuyuki Ikegami; Youqing Chen; Hiromu Kusuda; Mamoru Mabuchi

  Japanese Journal of Applied Physics, 2006, Peer-reviewed

  
• Spacer method for porous-metallic heat exchangers

  M.Hakamada; Y.Chen; H.Kusuda; Y.Fujita; S.Ono; M.Mabuchi

  Proceedings of The 3rd International Symposium on Sustainable Energy System, 2006, Peer-reviewed

  
• Porous metals as heat exchangers in hydrogen energy system

  M.Hakamada; Y.Chen; H.Kusuda; Y.Fujita; S.Ono; M.Mabuchi

  The 3rd International Symposium on Sustainable Energy System(2006), 147, 2006, Peer-reviewed

  
• Fabrication of porous aluminum by spacer method consisting of spark plasma sintering and sodium chloride dissolution

  M Hakamada; Y Yamada; T Nomura; YQ Chen; H Kusuda; M Mabuchi

  MATERIALS TRANSACTIONS, Dec. 2005, Peer-reviewed

  
• Compressive properties at elevated temperatures of porous aluminum processed by the spacer method

  M Hakamada; T Nomura; Y Yamada; Y Chino; H Hosokawa; T Nakajima; YQ Chen; H Kusuda; M Mabuchi

  JOURNAL OF MATERIALS RESEARCH, Dec. 2005, Peer-reviewed

  
• Compressive deformation behavior at elevated temperatures in a closed-cell aluminum foam

  M Hakamada; T Nomura; Y Yamada; Y Chino; YQ Chen; H Kusuda; M Mabuchi

  MATERIALS TRANSACTIONS, Jul. 2005, Peer-reviewed

  
• Effect of sintering temperature on compressive properties of porous aluminum produced by spark plasma sintering

  M Hakamada; Y Yamada; T Nomura; H Kusuda; YQ Chen; M Mabuchi

  MATERIALS TRANSACTIONS, Feb. 2005, Peer-reviewed

  
• Development of porous metals for efficient heat exchanger

  M.Hakamada; T.Nomura; Y.Chen; H.Kusuda; M.Mabuchi

  Proc. The 2nd International Symposium on Sustainable Energy System, 2004, Peer-reviewed

  
• Eelctrochemical interfacial phenomena in solar hydrogen energy

  R.Ishii; M.Mabuchi; H.Kusuda; E.Kusaka; Y.Chen; Y.Fukunaka

  Proc. The 2nd International Symposium on Sustainable Energy System, (2004)、42, 2004, Peer-reviewed

  
• Fabrication of porous aluminum by the spacer method

  M.Hakamada; T.Nomura; Y.Chen; H.Kusuda; M.Mabuchi

  Proc. The 2nd International Symposium on Sustainable Energy System, (2004)、191, 2004, Peer-reviewed

  
• Detailed Classifications of Microcracks and These Transitions in Failure Process Subjected to Triaxial Compression Test

  KITA Haruyuki; ITO Toshihide; MAEKAWA Ryouta; CHEN Youqing; NISHIYAMA Takashi

  Geological data processing, 25 Sep. 2003, Peer-reviewed

  
• The examination of fracturing process subjected to triaxial compression test in Inada granite

  T Nishiyama; YQ Chen; H Kusuda; T Ito; K Kaneko; K Haruyuki; T Sato

  ENGINEERING GEOLOGY, Nov. 2002, Peer-reviewed

  
• Application of image analysis to observe microstructure in sandstone and granite

  YQ Chen; T Nishiyama; T Ito

  RESOURCE GEOLOGY, 2001, Peer-reviewed

  
• Behavior of Sandstone Subjected to slow and Uniform Temperature Changes

  KITA Haruyuki; SATO Toshinori; TSUJIGAMI Hiroshi; CHEN Youqing; NISHIYAMA Takashi; KANEKO Katsuhiko

  Journal of MMIJ, 25 Aug. 2000, Peer-reviewed

  
• A fluorescent approach to the identification of grout injected into fissures and pore spaces

  YQ Chen; T Nishiyama; M Terada; Y Iwamoto

  ENGINEERING GEOLOGY, May 2000, Peer-reviewed

  
• Observation of pore spaces and microcracks using a fluorescent technique in some reservoir rocks of oil, gas and geothermal fields in the Green Tuff region, Japan

  Wajima, T; Okuda, S; Chen, YQ; Bessho, M; Nishiyama, T

  RESOURCE GEOLOGY, 2000, Peer-reviewed

  
• 蛍光法によるグラウト浸透状況の可視化

  寺田道直; 岩本容昭; 西山孝; 陳友晴

  地盤工学会誌, 1999, Peer-reviewed

  
• Correlation between microcrack distribution patterns and granitic rock splitting planes

  Y. Chen; T. Nishiyama; H. Kusuda; H. Kita; T. Sato

  International Journal of Rock Mechanics and Mining Sciences, Jun. 1999, Peer-reviewed, Lead author

  
• Correlation Between Microfracture Type and Splitting Planes of Inada Granite and Kurihashi Granodiorite

  CHEN Youqing; NISHIYAMA Takashi; KITA Haruyuki; SATO Toshinori

  Journal of the Japan Society of Engineering Geology, 10 Oct. 1997, Peer-reviewed, Lead author

  
• The Borehole Television System by the Fluorescent Method. : Evaluation of in-situ Measurements in Engineering Geology

  NISHIYAMA Takashi; KUSUDA Hiromu; CHEN Youqing; TERADA Michinao; EBISU Seiji; HAGIMORI Kenji

  Journal of the Japan Society of Engineering Geology, 10 Feb. 1996, Peer-reviewed

  

Misc.

• Lunar Environment and Selenology (Geology of The Moon) for The Development of The Moon

  Ikuo SAKATA; Youqing CHEN; Takaaki WAJIMA

  Geoinformatics, 2025, Invited

  
• 世界における砂資源の開発問題：国連環境計画による戦略的提言を実現するための具体的な活動目標（提言6～10について）

  陳友晴

  骨材資源, 20 Dec. 2024, Peer-reviewed, Lead author

  
• 地熱開発に向けた火成岩の室内水圧破砕実験による造成亀裂の解析

  杉山慶弥; 坂田郁生; 梅園倫太郎; 陳友晴

  日本材料学会関西支部第19回若手シンポジウム要旨集, 02 Dec. 2024, Peer-reviewed

  
• NaCl Effect on Thermophilic Methane Fermentation

  Ayumu Kuriyama; Masashi Yokota; Eishi Kusaka; Youqing Chen; Hiromu Kusuda; Mamoru Mabuchi

  The 5th International Symposium on Material Cycling Engineering, Mar. 2010, Peer-reviewed

  
• Discussion of the crystal growth rate of methane hydrate films formed at the gas/liquid interface

  Kentaro Hayashi; Youqing Chen; Eishi Kusaka; Hiromu Kusuda; Mamoru Mabuchi

  The 5th International Symposium on Material Cycling Engineering, Mar. 2010, Peer-reviewed

  
• 陳の突撃レポート第13回「宇部サンド工業株式会社」

  陳友晴

  季刊資源と素材, 01 Oct. 2024, Lead author

  
• 陳の突撃レポート第12回「旧松尾鉱山新中和処理施設」

  陳友晴

  季刊資源と素材, 19 Apr. 2024, Lead author

  
• 陳の突撃レポート第11回「釧路コールマイン株式会社」

  陳友晴

  季刊資源と素材, 25 Apr. 2023, Lead author

  
• 陳の突撃レポート第10回「白山栄さん（第61次南極地域観測隊員）」

  陳友晴

  季刊資源と素材, 01 Oct. 2022, Lead author

  
• 資源・素材研究に役立つ分析機器・実験装置第11回「蛍光法の紹介」

  陳友晴

  季刊資源と素材, 01 Oct. 2021, Invited, Lead author

  
• 陳の突撃レポート第9回「会報誌委員会幹事長坂口清敏東北大学准教授／東北大学大学院環境科学研究科先進社会環境学専攻坂口研究室」

  陳友晴

  季刊資源と素材, 20 Apr. 2021, Lead author

  
• 陳の突撃レポート第8回「八戸製錬株式会社八戸精錬所」

  陳友晴

  季刊資源と素材, 01 Oct. 2020, Lead author

  
• ISME XV Kyoto 開催報告

  陳友晴

  季刊資源と素材, 20 Apr. 2020, Lead author

  
• Lunar Resource Exploitation and Anticipated Risks During The Development of The Moon: Considering Selenological Aspects

  Ikuo SAKATA; Youqing CHEN; Takaaki WAJIMA

  Geoinformatics, 25 Jun. 2024, Peer-reviewed

  
• Global issues on exploitation of sand resources: Specific actions for the strategic recommendations by UNEP (Recommendations 1 to 5)

  CHENYouqing

  Journal of Japan Institute of Aggregate Technology, 20 Jun. 2024, Peer-reviewed, Lead author

  
• Application of hydraulic fracturing method for rock fracturing technique aiming at lunar development

  Youqing CHEN; Ikuo SAKATA; Keiya SUGIYAMA; Rintarou UMEZONO; Takaaki WAJIMA

  日本材料学会第73期学術講演会講演論文集, May 2024, Lead author

  
• Logistics of aggregate in the near- to middle-future: Report on the regular autumn workshop 2023

  陳友晴

  Journal of Japan Institute of Aggregate Technology, 20 Dec. 2023, Lead author

  
• 月面開発を想定した岩盤掘削技術の検討

  坂田郁生; 陳友晴

  日本材料学会関西支部第18回若手シンポジウム要旨集, 04 Dec. 2023

  
• Global issues on exploitation of sand resources: Current knowledge and strategic recommendations by UNEP

  陳友晴

  Journal of Japan Institute of Aggregate Technology, 20 Sep. 2023, Peer-reviewed, Lead author

  
• こつざい交差点「学而時習之不亦説乎」

  陳友晴

  骨材情報紙アグリゲイト, 28 Aug. 2023, Invited, Lead author

  
• こつざい交差点「フニーニョ」

  陳友晴

  骨材情報紙アグリゲイト, 14 Aug. 2023, Invited, Lead author

  
• Digital permeability upscaling and Carbon dioxide hydraulic fracturing for underground Energy storage and gas enhancement production

  Esteban L; Giwelli A; Kovalyshen Y; Dautriat J; Pervukhina M; Seyyedi M; White C; Shulakova V; Jackson S; Sarout J; Aryana A; Lebedev M; Sarmadivaleh M; Kato Y; Shimogawara M; Kitamura R; Katou M; Kuramoto D; Tsuji T; Ikeda T; Jiang F; Chen Y; Ishida T

  Proceedings of the Fourth JSPSAAA Annual Symposium, Catalysing Australia-Japan Science and Innovation 2022, Sydney, Australia, 29-30 March 2022., Mar. 2022, Peer-reviewed

  
• こつざい交差点「資源という言葉」

  陳友晴

  骨材情報紙アグリゲイト, 24 Jul. 2023, Invited, Lead author

  
• Hydraulic fracturing with supercritical CO2 in the laboratory: Ultrasonic monitoring of fracture propagation at in situ stress and temperature

  Yevhen Kovalyshen; Ausama Giwelli; Joel Sarou; Leigh Kiewie; Valeriya Shulakova; Lionel Esteban; Stephen Banks; Yoshitake Kato; Masafumi Katou; Tsutau Takeuchi; Daisuke Kuramoto

  Proceedings of The 57TH US ROCK MECHANICS / GEOMECHANICS SYMPOSIUM, Jun. 2023, Peer-reviewed

  
• Characteristics of hydraulic fractures by laboratory experiment in shale

  Ikuo Sakata; Youqing Chen; Shunsuke Takahashi; Keiya Sugiyama; Shimpei Ito; Akira Fujimoto

  Abstracts of The Japanese Association for Petroleum Technology Technical Meeting 2023, Jun. 2023, Peer-reviewed, Corresponding author

  
• Experimental system for visualizing hydraulically induced fractures under true triaxial compressive conditions

  Youqing CHEN; Shunsuke TAKAHASHI; Ikuo SAKATA; Keiya SUGIYAMA; Akira FUJIMOTO

  日本材料学会第72期学術講演会講演論文集, May 2023, Lead author

  
• Hydraulic Fracturing Analysis with Coupled Explicit and Implicit Methods

  S. Ogata; Y. Maeda; D. Fukuda; Y. Chen

  日本地熱学会令和4年学術講演会, Nov. 2022, Peer-reviewed

  
• 深層学習を利用した室内水圧破砕誘発AEのイベントカタログ作成

  直井 誠; 陳 友晴; 有馬 雄太郎

  日本地震学会2022年度秋季大会（札幌）予稿集, Sep. 2022, Peer-reviewed

  
• Trend and near future forecast of eco-slag for aggregate

  CHEN Youqing

  Journal of Japan Institute of Aggregate Technology, Mar. 2023, Peer-reviewed, Lead author

  
• Report on Field Trip of Hokuriku Shinkansen Shin-Hokuriku Tunnel Construction Site

  Youqing CHEN

  Journal of the Society of Materials Science, Japan, 2017, Invited

  
• こつざい交差点「挑戦すること」

  陳友晴

  骨材情報紙アグリゲイト, 10 Jul. 2023, Invited, Lead author

  
• Visualization of fractures in an excavation damaged zone in the Horonobe Underground Research Laboratory, 2 (Joint research)

  Aoyagi Kazuhei; Chen Y.*; Ishii Eiichi; Sakurai Akitaka; Miyara Nobukatsu; Ishida Tsuyoshi*

  JAEA-Research 2019-011, Mar. 2020

  
• ”いきもの”コレクションアプリ「バイオーム」の紹介

  陳友晴

  Journal of Japan Institute of Aggregate Technology, 20 Dec. 2021, Invited

  
• 26. Generation of Wastes due to The 2011 Tohoku Earthquake and Tsunami and Their Primary Aggregation

  Chen Youqing; JSEG Subcommittee for Study on Geological Investigation; Analysis for Waste Disposal

  研究発表会講演論文集, 2012

  
• Characteristics of hydraulic fractures by laboratory experiment in Montney shale

  Ikuo Sakata; Youqing Chen; Shunsuke Takahashi; Shimpei Ito; Masafumi Katou; Yutaro Arima

  令和4年度石油技術協会学術大会（シンポジウム・個人講演）要旨集, Jun. 2022

  
• Observation of hydraulically induced fractures in shale specimens subjected to the hydraulic fracturing laboratory experiment

  Youqing Chen, Shunsuke Takahashi, Ikuo Sakata, Masafumi Katou, and Yutaro Arima

  日本材料学会第71期学術講演会講演論文集, May 2022, Lead author

  
• Hydraulic fracture interactions with mineral grains

  Keita Yoshioka; Masafumi Katou; Kohei Tamura; Yutaro Arima; Yoshiharu Ito; Youqing Chen; Tsuyoshi Ishida

  EGU General Assembly 2022, 27 Mar. 2022, Peer-reviewed, Invited

  
• Hydraulic fracture complexity with mineral grains

  Keita Yoshioka; Masafumi Katou; Kohei Tamura; Yutaro Arima; Yoshiharu Ito; Youqing Chen; Tsuyoshi Ishida

  AGU Fall Meeting 2021, Dec. 2021, Peer-reviewed

  
• 水圧破砕によって花崗岩中に造成された亀裂の観察

  高橋駿介; 陳友晴; 直井誠; 伊東慎平; 田中塁; 石田毅; 加藤政史

  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」, Dec. 2021

  
• 室内水圧破砕実験で誘発された微小破壊のモーメントテンソル解析を目的とした深層学習によるP波初動振幅読み取り

  直井誠; 陳友晴; 田中塁; 有馬雄太郎

  日本地震学会2021年度秋季大会, Oct. 2021

  
• 室内水圧破砕実験によって誘発された微小破壊の地震モーメント・コーナー周波数推定

  直井誠; 今北啓一; 陳友晴; 山本和畝; 田中塁; 川方裕則; 石田毅; 福山英一; 有馬雄太郎

  日本地震学会2021年度秋季大会, Oct. 2021

  
• 気液界面におけるメタンハイドレートの成長挙動

  平岡 賢二; 吉井 宗太; 住川 敢; 楠田 啓; 陳 友晴; 馬渕 守

  春季大会講演集. I, 資源編, 27 Mar. 2006

  
• 花崗岩中の昇温による組織変化の観察

  小林 庸浩; 栗木 祐一郎; 陳 友晴; 楠田 啓; 馬渕 守

  春季大会講演集. I, 資源編, 27 Mar. 2006

  
• 一軸圧縮試験によって形成された Westerly 花崗岩中のマイクロクラック分布

  栗木 祐一郎; 陳 友晴; 楠田 啓; 馬渕 守

  春季大会講演集. I, 資源編, 28 Mar. 2005

  
• 三軸圧縮試験に供した稲田花崗岩中に観察される黒雲母の挙動と破壊との関連

  陳 友晴; 喜多 治之; 西山 孝

  春季大会講演集. I, 資源編, 27 Mar. 2003

  
• 京都大学大学院エネルギ-科学研究科エネルギ-応用科学専攻資源エネルギ-学講座資源エネルギ-システム分野

  陳 友晴; 西山 孝

  骨材資源, Mar. 1997

  
• 花岡岩の三軸圧縮によって発生する引張応力の数値解析と顕微鏡観察

  陳 友晴; 喜多 治之; 金子 勝比古; 西山 孝

  資源・素材, 03 Oct. 2000

  
• 稲田花崗岩の三軸試験によって形成されるマイクロクラックの進展

  喜多 治之; 佐藤 稔紀; 金子 勝比古; 陳 友晴; 西山 孝

  資源・素材, 01 Nov. 1999

  
• 栗橋花崗閃緑岩の三軸圧縮によつて形成されるマイクロクラックの進展

  喜多 治之; 佐藤 稔紀; 陳 友晴; 西山 孝; 金子 勝比古

  一般発表(研究・業績発表)講演要旨集, 29 Mar. 2000

  
• 画像処理を用いた鉱物粒子の分離・抽出

  陳 友晴; 楠田 啓; 西山 孝

  一般発表(研究・業績発表)講演要旨集, 29 Mar. 2000

  
• 2P2c-9 Nonlinear ultrasonic characterization of thermally damaged Westerly granite(Poster Session)

  Inserra Claude; Biwa Shiro; Chen Youqing

  Proceedings of Symposium on Ultrasonic Electronics, 11 Nov. 2008

  
• Observation of hydraulically induced fractures in granite specimens subjected to the hydraulic fracturing laboratory experiment

  Youqing Chen; Makoto Naoi; Shunsuke Takahashi; Rui Tanaka; Shimpei Ito; Eiichi Fukuyama; Yoshiharu Ito; Yutaro Arima

  日本材料学会第70期学術講演会講演論文集, May 2021, Lead author

  
• 深層学習を用いた水圧破砕時に生じるAEの震源メカニズム推定

  田中塁; 直井誠; 陳友晴; 山本和畝; 今北啓一; 堤直史; 下田晃嘉; 平松大樹; 川方裕則; 石田毅; 福山英一; 田中浩之; 有馬雄太郎; 北村重浩; 兵藤大祐

  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」, Dec. 2020

  
• Tensile Dominant AE Activities during Hydraulic Fracturing in a Laboratory

  Makoto Naoi; Rui Tanaka; Youqing Chen; Yutaro Arima

  Proc. of 17th International Conference on Flow Dynamics (ICFD2020), Oct. 2020, Peer-reviewed

  
• Determination of P-wave first motion polarities and moment tensors for hydraulically-induced AEs using CNN technique

  Rui Tanaka; Makoto Naoi; Youqing Chen; Kazune Yamamoto; Keiichi Imakita; Naofumi Tsutsumi; Akihiro Shimoda; Daiki Hiramatsu; Hironori Kawakata; Tsuyoshi Ishida; Eiichi Fukuyama; Hiroyuki Tanaka; Yutaro Arima; Shigehiro Kitamura; Daisuke Hyodo

  日本地震学会秋季大会講演予稿集(CD-ROM), Oct. 2020

  
• Observation of hydraulically induced fractures by laboratory experiment in shale samples

  Shimpei Ito; Youqing Chen; Makoto Naoi; Keiichi Imakita; Rui Tanaka; Tsuyoshi Ishida; Yoshiharu Ito; Yutaro Arima

  令和2年度石油技術協会学術大会（シンポジウム・個人講演）要旨集, Oct. 2020

  
• Source parameter estimation of hydraulically-induced acoustic emissions in the laboratory

  Makoto Naoi; Keiichi Imakita; Youqing Chen; Rui Tanaka; Kazune Yamamoto; Hironori Kawakata; Tsuyoshi Ishida; Eiichi Fukuyama; Yutaro Arima

  JpGU-AGU Joint Meeting 2020:Virtual, Jul. 2020

  
• 水圧破砕亀裂可視化研究のための真三軸水圧破砕実験システムの構築（第３報）

  陳友晴; 直井誠; 伊東慎平; 今北啓一; 田中塁; 伊藤義治; 有馬雄太郎

  日本材料学会第69期学術講演会講演論文集, May 2020

  
• Formation process of cloud-fracture network by superhot hydraulic fracturing

  後藤遼太; 渡邉則昭; 坂口清敏; PRAMUDYO Eko; 駒井武; 土屋範芳; CHEN Y.; 石橋琢也; FRANCESCO Parisio; 吉岡慶太

  日本地熱学会学術講演会講演要旨集, 2020

  
• AE活動及びモーメントテソル解析による破砕流体粘度が水圧破砕に及ぼす影響の検討

  田中塁; 直井誠; 陳友晴; 山本和畝; 今北啓一; 堤直史; 下田晃嘉; 平松大樹; 川方裕則; 石田毅; 福山英一; 田中浩之; 有馬雄太郎; 北村重浩; 兵藤大祐

  第16回資源・素材学会関西支部「若手研究者・学生のための研究発表会」, Dec. 2019

  
• 室内水圧破砕実験において生じるAEの震源パラメタ推定

  今北啓一; 直井誠; 陳友晴; 福山英一; 山本和畝; 森重有矢; 堤直史; 川方裕則; 石田毅; 田中浩之; 有馬雄太郎; 北村重浩; 兵藤大祐

  第16回資源・素材学会関西支部「若手研究者・学生のための研究発表会」, Dec. 2019

  
• AE活動及びモーメントテンソル解析による破砕流体粘度が水圧破砕に及ぼす影響の検討

  田中塁; 直井誠; 陳友晴; 山本和畝; 今北啓一; 堤直史; 下田晃嘉; 平松大樹; 川方裕則; 石田毅; 田中浩之; 有馬雄太郎; 北村重浩; 兵藤大祐

  日本地震学会2019年度秋季大会, Sep. 2019

  
• 室内水圧破砕実験時に生じるAcoustic Emissionの絶対規模とコーナー周波数の推定

  今北啓一; 直井誠; 陳友晴; 山本和畝; 森重有矢; 堤直史; 川方裕則; 石田毅; 田中浩之; 有馬雄太郎; 北村重浩; 兵藤大祐

  日本地震学会2019年度秋季大会, Sep. 2019

  
• Observation of hydraulically induced fractures by laboratory experiment in shale samples

  Youqing Chen; Makoto Naoi; Naofumi Tsutsumi; Yuya Morishige; Daiki Hiramatsu; Kazune Yamamoto; Keiichi Imakita; Akihiro Shimoda; Rui Tanaka; Hironori Kawakata; Tsuyoshi Ishida; Hiroyuki Tanaka; Shigehiro Kitamura; Yutaro Arima; Daisuke Hyodo

  Abstracts of 2019 Special Lecture Meeting/Technical Meeting of The Lapanese Association for Petroleum Technology, Jun. 2019

  
• 水圧破砕亀裂可視化研究のための真三軸水圧破砕実験システムの構築（第2報）

  陳友晴; 堤直史; 平松大樹; 直井誠; 山本和畝; 今北啓一; 川方裕則; 石田毅; 田中浩之; 有馬雄太郎

  日本材料学会第68期学術講演会講演論文集, May 2019

  
• Observation of fractures induced by hydraulic fracturing experiment in laboratory under true triaxial compressive conditions in shale

  堤直史; 陳友晴; 直井誠; 森重有矢; 今北啓一; 山本和畝; 川方裕則; 石田毅; 田中浩之; 有馬雄太郎

  資源・素材学会春季大会2019, Mar. 2019

  
• 異なる岩種の供試体を用いた室内水圧破砕実験

  山本和畝; 山本和畝; 直井誠; CHEN Youqing; 下田晃嘉; 今北啓一; 田中塁; 堤直史; 平松大樹; 森重有矢; 川方裕則; 石田毅; 田中浩之; 有馬雄太郎; 兵藤大祐

  石油技術協会特別講演会・春季講演会(シンポジウム・個人講演)要旨集, 2019

  
• 弾性波計測に基づく超臨界地熱環境における水圧破砕現象の特性評価

  三浦崇宏; 渡邉則昭; 坂口清敏; 後藤遼太; 山根宏太; 駒井武; CHEN Youqing; 石橋琢也; 土屋範芳

  日本地球惑星科学連合大会予稿集(Web), 2019

  
• 室内水圧破砕において生じるAEのモーメント・マグニチュード推定

  今北啓一; 直井誠; 陳友晴; 山本和畝; 森重有矢; 堤直史; 川方裕則; 石田毅; 田中浩之; 有馬雄太郎; 兵藤大祐

  第15回資源・素材学会関西支部「若手研究者・学生のための研究発表会」, Dec. 2018

  
• イーグルフォード頁岩および黒髪島花崗岩を用いた室内水圧破砕実験時に生じるAcoustic Emissionの震源メカニズム推定

  山本和畝; 直井誠; 今北啓一; 陳友晴; 石田毅; 川方裕則; 田中浩之; 有馬雄太郎; 兵藤大祐

  第15回資源・素材学会関西支部「若手研究者・学生のための研究発表会」, Dec. 2018

  
• 石灰石中の微量元素が導電性マイエナイトの気体吸着能に与える影響

  杉山 博信; 宮澤 直己; 陳 友晴

  第15回資源・素材学会関西支部「若手研究者・学生のための研究発表会」, Dec. 2018

  
• Observation of Pore Structures in Cretaceous Shale Samples From Southeastern Kushiro Area, Hokkaido, Japan

  Y. Chen; J. Aizawa; H. Suenaga; H. Matsumoto; K. Uchida

  15th International Symposium on Mineral Exploration, Kyoto, Japan, Nov. 2018, Peer-reviewed

  
• An introduction of recent JOGMEC's researches on hydraulic fracturing

  Kohei Tamura; Yoshiharu Ito; Yutaro Arima; Hiroyuki Tanaka; Sunao Takagi; Mukul Sharma; Shivam Agrawal; Tsuyoshi Ishida; Youqing Chen; Makoto Naoi

  Proc. MMIJ Annual Meeting (2018)，Vol.5, No.2, [3309-15-04]., Sep. 2018

  
• Hydrofracturing and Permeability Enhancement of Granite in Supercritical Geothermal Environments

  Ryota Goto; Noriaki Watanabe; Kiyotoshi Sakaguchi; Takahiro Miura; Kota Yamane; Takuya Ishibashi; Youqing Chen; Takeshi Komai; Noriyoshi Tsuchiya

  Proc. MMIJ Annual Meeting (2018)，Vol.5, No.2, [3306-08-02]., Sep. 2018

  
• Visualization of fractures induced by hydraulic fracturing

  Youqing CHEN; Makoto NAOI; Hironori KAWAKATA; Tsuyoshi ISHIDA; Takashi AKAI; Hiroyuki TANAKA; Yutaro ARIMA; Sunao TAKAGI

  Proc. MMIJ Annual Meeting (2018)，Vol.5, No.2, [3306-08-01]., Sep. 2018

  
• Selective gas adsorption of conductive mayenite type compound derived from limestone

  Hironobu Sugiyama; Naoki Miyazawa; Youqing Chen

  Proc. MMIJ Annual Meeting (2018)，Vol.5, No.2, [PY-14]., Sep. 2018

  
• Study on reproducing observed hydraulic fractures with peridynamics-based hydraulic fracturing simulator

  Kohei Tamura; Sunao Takagi; Yoshiharu Ito; Yutaro Arima; Mukul Sharma; Shivam Agrawal; Tsuyoshi Ishida; Youqing Chen

  Abstracts of 2018 Special Lecture Meeting/Technical Meeting of The Japanese Association for Petroleum Technology, Jun. 2018

  
• Plan of coring and in-situ measurement of stress field at Onnnagara formation in Akita prefecture

  Hiroyuki Tanaka; Yutaro Arima; Sunao Takagi; Tsuyoshi Ishida; Youqing Chen; Makoto Naoi

  Abstracts of 2018 Special Lecture Meeting/Technical Meeting of The Japanese Association for Petroleum Technology, Jun. 2018

  
• Laboratory hydraulic fracturing experiments for Eagle Ford sample with acoustic emission monitoring and the fluorescent observation

  Keiichi Imakita; Makoto Naoi; Youqing Chen; Kazune Yamamoto; Yuya Morishige; Naofumi Tsutsumi; Hironori Kawakata; Tsuyoshi Ishida; Hiroyuki Tanaka; Yutaro Arima; Daisuke Hyodo

  Abstracts of 2018 Special Lecture Meeting/Technical Meeting of The Japanese Association for Petroleum Technology, Jun. 2018

  
• Visualization and observation of hydraulically induced fractures by laboratory experiment in shale samples

  Youqing Chen; Yuya Morishige; Naofumi Tsutsumi; Makoto Naoi; Kazune Yamamoto; Keiichi Imakita; Hironori Kawakata; Tsuyoshi Ishida; Hiroyuki Tanaka; Yutaro Arima; Daisuke Hyodo

  Abstracts of 2018 Special Lecture Meeting/Technical Meeting of The Japanese Association for Petroleum Technology, Jun. 2018

  
• Experimental system for visualizing hydraulically induced fractures under true triaxial compressive conditions

  Youqing Chen; Yuya Morishige; Naofumi Tsutsumi; Makoto Naoi; Kazune Yamamoto; Keiichi Imakita; Hironori Kawakata; Tsuyoshi Ishida; Hiroyuki Tanaka; Yutaro Arima

  Proceedings of the 67th JSMS Annual Meeting, May 2018

  
• イーグルフォード頁岩供試体に対する,AE計測と蛍光観察による水圧破砕造成亀裂の観察

  今北啓一; 直井誠; CHEN Youqing; 山本和畝; 森重有矢; 堤直史; 川方裕則; 石田毅; 田中浩之; 有馬雄太郎; 兵藤大祐

  資源・素材学会春季大会(Web), 2018

  
• イーグルフォード頁岩供試体を用いたAE計測と蛍光観察による水圧破砕造成き裂の観察

  今北啓一; 直井誠; CHEN Youqing; 山本和畝; 森重有矢; 堤直史; 石田毅; 川方裕則; 田中浩之; 有馬雄太郎; 兵藤大祐

  石油技術協会誌, 2018

  
• イーグルフォード頁岩供試体を用いたAE計測と蛍光観察による水圧破砕造成き裂の観察

  今北啓一; 直井誠; CHEN Youqing; 山本和畝; 森重有矢; 堤直史; 川方裕則; 石田毅; 田中浩之; 有馬雄太郎; 兵藤大祐

  石油技術協会特別講演会・春季講演会(シンポジウム・個人講演)要旨集, 2018

  
• 室内水圧破砕実験中に生じるAEの絶対規模推定

  直井誠; 今北啓一; 山本和畝; 川方裕則; CHEN Youqing; 森重有矢; 堤直史; 石田毅; 田中浩之; 有馬雄太郎; 兵藤大祐

  日本地球惑星科学連合大会予稿集(Web), 2018

  
• 弾性波計測に基づく超臨界地熱環境における水圧破砕現象の特性評価

  三浦崇宏; 渡邉則昭; 坂口清敏; 後藤遼太; 山根宏太; 駒井武; 土屋範芳; CHEN Y.; 石橋琢也

  日本地熱学会学術講演会講演要旨集, 2018

  
• 超臨界岩体内での人工貯留層造成に関する室内実験

  後藤遼太; 渡邉則昭; 坂口清敏; 三浦崇宏; 山根宏太; 駒井武; 土屋範芳; CHEN Y.; 石橋琢也

  日本地熱学会学術講演会講演要旨集, 2018

  
• 石灰石を原料とした導電性マイエナイト型化合物の気体吸着特性

  杉山博信; 陳友晴; 日下英史; 楠田啓; 袴田昌高; 馬渕守

  第14回資源・素材学会関西支部「若手研究者・学生のための研究発表会」, Dec. 2017

  
• 異なる粘性の破砕流体を用いた室内水圧破砕実験により頁岩中に造成される亀裂観察

  森重有矢; 渡邉翔太; 陳友晴

  資源・素材学会秋季大会2017, Sep. 2017

  
• Moment tensor analysis of acoustic emissions during hydraulic fracturing in laboratory experiment

  Kazune Yamamoto; Makoto Naoi; Kengo Nishihara; Youqing Chen; Wataru Fujito; Hironori Kawakata; Takashi Akai; Isao Kurosawa; Tsuyoshi Ishida

  Abstracts of 2017 Special Lecture Meeting/Technical Meeting of The Japanese Association for Petroleum Technology, Jun. 2017

  
• Influence of the fracturing fluid viscosity on fracture developing pattern induced by hydraulic fracturing

  Youqing CHEN; Syota WATANABE; d; Yuya MORISHIGE

  Proceedings of the 66th JSMS Annual Meeting, May 2017

  
• 石灰石を原料とした導電性マイエナイト型化合物の創製

  陳友晴

  石灰石, May 2017, Invited

  
• P波速度異方性の卓越方向が異なる花崗岩を用いた室内水圧破砕実験

  山本和畝; 直井誠; 西原健吾; CHEN Youqing; 渡邉翔太; 森重有矢; 藤戸航; 川方裕則; 赤井崇嗣; 黒澤功; 石田毅

  資源・素材学会春季大会(Web), 2017

  
• 室内水圧破砕実験時に発生するAcoustic Emissionに対するモーメントテンソル解析の試み

  直井誠; 西原健吾; 山本和畝; 矢野俊介; 藤戸航; CHEN Youqing; 石田毅; 川方裕則; 赤井崇嗣; 黒澤功

  日本地球惑星科学連合大会予稿集(Web), 2017

  
• Evaluation of SRV Using the Fluorescence Method in Hydraulic Fracturing of Shale Cores

  Ziad BENNOUR; Shouta WATANABE; Youqing CHEN; Tsuyoshi ISHIDA; Takashi AKAI

  Proceedings of the 65th JSMS Annual Meeting, May 2016

  
• Characteristics of fractures induced by hydraulic fracturing in shale

  Yuya MORISHIGE; Yuto TOMONAGA; Shouta WATANABE; Youqing CHEN

  Proceedings of the 65th JSMS Annual Meeting, May 2016

  
• Visualization of fractures induced by hydraulic fracturing

  Youqing CHEN; Tsuyoshi ISHIDA; Takashi AKAI

  Proceedings of the 65th JSMS Annual Meeting, May 2016

  
• Comparison between AE Sources and Cracks Induced by Hydraulic Fracturing Using Fluorescent Method

  Kengo NISHIHARA; Ziad BENNOUR; Shuhei INUI; Shunsuke YANO; Yuto TOMONAGA; Makoto NAOI; Youqing CHEN; Tsuyoshi ISHIDA; Takashi AKAI

  Proceedings of the 64th JSMS Annual Meeting, May 2015

  
• Analysis on characteristics of fractures induced by hydraulic fracturing in shale

  Shota WATANABE; Yuto TOMONAGA; Ziad BENNOUR; Shunsuke YANO; Youqing CHEN; Tsuyoshi ISHIDA; Takashi AKAI

  Proceedings of the 64th JSMS Annual Meeting, May 2015

  
• Small scale field experiment of hydraulic fracturing using supercritical CO2 in Kurobe

  Shuichi DESAKI; Shuhei INUI; Hiroto YAMASHITA; Tsuyoshi ISHIDA; Makoto NAOI; Youqing CHEN; Yoshiki NAKAYAMA; Hirokazu FUJII

  Proceedings of the 64th JSMS Annual Meeting, May 2015

  
• Comparison between Located AE Sources and Microscopic Observation of Cracks Induced by CO2 Fracturing in Granite Specimens

  Hiroto YAMASHITA; Yuya NAGAYA; Shuhei INUI; Tuyoshi ISHIDA; Yonqing CHEN; Qu CHEN; Yoshiki NAKAYAMA; Yu NAGANO

  Proceedings of the 64th JSMS Annual Meeting, May 2015

  
• 国際会議参加報告 「やろう会」 YARO 10 : Academic Exchange on Rock Mechanics between Chongqing University and YARO-kai (資源・素材技術の最近の進歩) -- (平成26年新素材現場担当者会議講演集)

  陳 友晴; 奈良 禎太

  Journal of MMIJ : Journal of the Mining and Materials Processing Institute of Japan, Jun. 2014

  
• New Method to Extract Shale Gas: Fracturing with carbon dioxide instead of water

  Tsuyoshi Ishida; Youqing Chen

  Kyoto University Research Activities, 2014, Invited

  
• The collectorless microbubble flotation of metal sulfide precipitates

  Kozue Murao; Eishi Kusaka; Hiromu Kusuda; Youqing Chen; Mamoru Mabuchi

  The 11th Korea/Japan International Symposium on Resources Recycling and Materials Science, 2013, Peer-reviewed

  
• Microbubble Flotation of Organics and Lactic Bacteria

  Noriyuki Tanaka; Eishi Kusaka; Youqing Chen; Hiromu Kusuda; Mamoru Mabuchi

  The 11th Korea/Japan International Symposium on Resources Recycling and Materials Science, 2013, Peer-reviewed

  
• Fundamental Study on the Production of Ultrafine Particles by Pulse-jet Drying System

  Daichi Otaki; Eishi Kusaka; Hiromu Kusuda; Youqing Chen; Mamoru Mabuchi

  The 11th Korea/Japan International Symposium on Resources Recycling and Materials Science, 2013, Peer-reviewed

  
• オープンソースGRASS GISを用いた採掘管理システム

  伊藤俊秀; 別所昌彦; 陳友晴

  石灰石, 2012, Invited

  
• Deterioration of granite by cyclic uniaxial loading

  Youqing Chen; Kota Watanabe; Arata Yamazaki; Hiromu Kusuda; Eishi Kusaka; Mamoru Mabuchi

  Proc. ISRM International Symposium 2010 and 6th Asian Rock Mechanics Symposium, Paper No.11, 2010, Peer-reviewed

  
• Gas Hydrate Technology Applied to Biogas

  Ken Nakanishi; Akinori Kitagawa; Hironori Kimura; Youqing Chen; Eishi Kusaka; Hiromu Kusuda; Mamoru Mabuchi

  The 4th International Symposium on Material Cycling Engineering, Mar. 2009, Peer-reviewed

  
• Crack growth in granite specimens subjected to cyclic uniaxial loading

  Y. Chen; K. Watanabe; M. Kobayashi; H. Kusuda; E. Kusaka; M. Mabuchi

  Proceedings of the International Symposium on Geological Engineering Problems in Major Construction Projects in the 7th Asian Regional Conference of IAEG, 528-532, 2009, Peer-reviewed

  
• 災害廃棄物の発生実態とその対策

  宮原哲也; 陳友晴; 登坂博行

  生活と環境, 2009, Invited

  
• Mechanical properties of nanocrystalline Co-Cu alloy with a nanoscale multilayer structure

  M. Yuasa; H. Nakano; Y. Nakamoto; K. Kajikawa; H. Kusuda; Y. Chen; M. Mabuchi

  The Minerals, Metals and Materials Society - 3rd International Conference on Processing Materials for Properties 2008, PMP III, 2009, Peer-reviewed

  
• 酸化チタン薄膜の電気化学プロセシング

  苗村善人; 西村友作; 後藤琢也; 福中康博; 蜂谷寛; 馬渕守; 楠田啓; 日下英史; 陳友晴

  第23回日本マイクログラビティ応用学会, 京都大学百周年記念館, Nov. 2008, Peer-reviewed

  
• Mechanical and Functional Properties of Porous Metals Fabricated by Spacer Method

  M. Hakamada; T. Kuromura; Y. Asao; Y. Chen; H. Kusuda; M. Mabuchi; H. Watanabe

  POROUS METALS AND METALLIC FOAMS: METFOAM 2007, 2008, Peer-reviewed

  
• 25 Experimental Study on Seismic Performance of Mud Wall Mixed with Bamboo Fiber

  UTSUNOMIYA Naoki; KOBAYASHI Masayuki; MIYAMOTO Mitsuhiro; MATSUSHIMA Manabu; ONISHI Yasuhiro

  Proceedings of AIJ Shikoku Chapter architectural research meeting, 29 Mar. 2007

  
• 微小クラックの分類による稲田花崗岩の異方性の把握

  陳 友晴; 西山 孝; 喜多 治之; 佐藤 稔紀

  一般発表(研究・業績発表)講演要旨集, 25 Mar. 1999

  
• 岩石中のマイクロクラックの抽出におけるデータ可視化ソフトウェアAVSの適用

  陳 友晴; 伊藤 俊秀; 西山 孝

  一般発表(研究・業績発表)講演要旨集, Mar. 1999

  
• 稲田花崗岩の温度上昇によるマイクロクラックの変化

  喜多 治之; 佐藤 稔紀; 陳 友晴; 西山 孝

  一般発表(研究・業績発表)講演要旨集, Mar. 1999

  
• Image analysis of microcracks in rocks using software AVS

  Chen, Y; Ito, T; Kusuda, H; Nishiyama, T

  '99. Japan-Korea Joint Symposium on Rock Engineering, 1999, Peer-reviewed

  
• 蛍光剤を添加したグラウト材によるグラウチング浸透状況の評価(続)

  陳 友晴; 西山 孝; 寺田 道直; 岩本 容昭

  資源・素材, Nov. 1998

  
• 南長岡ガス田における貯留層中の間隙の可視化と評価

  奥田 修司; 陳 友晴; 西山 孝; 前角 繁之

  一般発表(研究・業績発表)講演要旨集, 30 Mar. 1998

  
• 蛍光財を添加したグラウト材によるグラウチング浸透状況の評価

  陳 友晴; 西山 孝; 寺田 道直; 岩本 容昭

  一般発表(研究・業績発表)講演要旨集, 30 Mar. 1998

  
• 蛍光法によるボアホールテレビジョンシステム

  陳 友晴; 西山 孝; 寺田 道直; 小西 正郎; 岩本 容昭

  資源・素材, 21 Oct. 1996

  

Presentations

• Lunar Environment and Selenology (Geology of The Moon) for The Development of The Moon

  Ikuo SAKATA; Youqing CHEN; Takaaki WAJIMA

  日本情報地質学会シンポジウム2024 「情報地球学の創成と発展に向けて」, 05 Dec. 2024, Invited

  
• 月の模擬岩石と月における岩石破砕技術

  陳友晴

  骨材資源工学会 2024年度通常総会・講演会, 07 Jun. 2024, Invited

  
• 秋季定例研究会「近中未来の骨材のロジスティクス」趣旨説明

  陳友晴

  骨材資源工学会2023年度秋季定例研究会, 15 Nov. 2023, Invited

  
• 岩石の水圧破砕

  陳友晴

  骨材資源工学会2022年度秋季定例研究会, 18 Nov. 2022, Invited

  
• やろう会の活動紹介と「若手」の定義

  陳友晴

  骨材資源工学会 2022年度通常総会・講演会, 10 Jun. 2022, Invited

  
• 頁岩内における水圧破砕亀裂の可視化のための研究 成果報告

  陳友晴

  JOGMEC TRC Week 2021, 27 Oct. 2021, Invited

  
• 室内実験における水圧破砕亀裂の可視化研究

  陳友晴

  JOGMEC TRC Week 2020, 07 Nov. 2020, Invited

  
• 石灰石を原料とした導電性マイエナイト型化合物の特性評価

  陳友晴

  第79回石灰石鉱業大会講演会, 27 May 2020, Invited

  
• Fracture and permeability of granite in superhot geothermal environments

  Noriaki Watanabe; Kiyotoshi Sakaguchi; Hanae Saishu; Ryota Goto; Takuya Ishibashi; Atsushi Okamoto; Youqing Chen; Steven E. Ingebritsen; Takeshi Komai; Noriyoshi Tsuchiya

  YSRM2019 & REIF2019, 01 Dec. 2019, Invited

  
• Visualization of Fractures Induced by Hydraulic Fracturing at Lab Scale

  Youqing CHEN; Makoto NAOI; Tsuyoshi ISHIDA

  4th Hydraulic Fracturing Workshop, 31 Oct. 2019, Invited

  
• Visualization of hydraulically induced fractures in rocks in laboratory experiment

  Youqing CHEN

  JOGMEC TRC Week 2019, 23 Oct. 2019, Invited

  
• 水圧破砕可視化実験

  陳友晴; 山本和畝; 直井誠; 石田毅

  第3回水圧破砕ワークショップ, 12 Nov. 2018, Invited

  
• Visualization of hydraulically induced fractures in rocks in laboratory experiment

  Youqing Chen; Makoto Naoi; Kazune Yamamoto; Tsuyoshi Ishida

  JOGMEC TRC Week 2018, 30 Oct. 2018, Invited

  
• 幌延深地層研究センターにおける掘削損傷領域の可視化手法の検討

  青柳和平; 陳友晴

  第2回水圧破砕ワークショップ, 13 Nov. 2017, Invited

  
• 京都大学における室内水圧破砕実験

  陳友晴; 直井誠; 石田毅

  第2回水圧破砕ワークショップ, 13 Nov. 2017, Invited

  
• Study on visualization of hydraulically induced fractures

  Youqing Chen; Makoto Naoi; Tsuyoshi Ishida

  JOGMEC TRC Week 2017, 02 Nov. 2017, Invited

  
• A Novel Method of Visualizing Fractures Induced by Hydraulic Fracturing

  Youqing Chen; Makoto Naoi; Tsuyoshi Ishida; Takashi Akai; Isao Kurosawa; Sunao Takagi

  2017 Technical Meeting of The Japanses Association for Petroleum Technology, 15 Jun. 2017, Invited

  
• 石灰石を原料とした導電性マイエナイト型化合物の創製

  陳友晴

  第76回石灰石鉱業大会講演会, 30 May 2017, Invited

  
• Study on visualization of hydraulically induced fractures

  CHEN Youqing; NAOI Makoto

  JOGMEC TRC week 2016, 14 Oct. 2016, Invited

  
• Method for visualizing hydraulically induced fractures

  CHEN Youqing; ISHIDA Tsuyoshi

  JOGMEC TRC Week 2014, 09 Oct. 2014, Invited

  

Books and Other Publications

• Visualization of frctures in an excavation damaged zone in the Horonobe Underground Research Laboratory: Part 2 (Joint Research)

  青柳和平; 陳友晴; 石井英一; 櫻井彰孝; 宮良信勝; 石田毅, Joint work

  日本原子力研究開発機構, Mar. 2020

  
• 骨材資源ハンドブック

  骨材資源ハンドブック編集委員会, Contributor, 第10章第1節

  骨材資源工学会, 09 Dec. 2019

  Find Kyoto University's collection of books :

  
• Visualization of Fractures in an Excavation Damaged Zone in the Horonobe Underground Research Laboratory (Joint Research)

  Kazuhei Aoyagi; Youqing Chen; Akitaka Sakurai; Eiichi Ishii; Tsuyoshi Ishida, Joint work, Chapters 4-9

  Japan Atomic Energy Agency, Jan. 2018, Not refereed

  

Awards

• 16 Jun. 2023

  Japanese Society for Rock Mechanics, Paper Award of JSRM

  Creating Cloud-Fracture Network by Flow-induced Microfracturing in Superhot Geothermal Environments, Japan, International academic award

  Ryota Goto; Noriaki Watanabe; Kiyotoshi Sakaguchi; Youqing Chen; Takuya Ishibashi; Eko Pramudyo
• 10 May 2020

  岩の力学連合会, 2019年度　岩の力学連合会論文賞

External funds: Kakenhi

• Analysis on textural effective factors of fatigue process during the cyclic compression test of crystalline rock

  Grant-in-Aid for Scientific Research (C)

  Kyoto University

  YOUQING CHEN

  From 01 Apr. 2016, To 31 Mar. 2020, Project Closed

  岩石試験;材料疲労;結晶質岩;クラック;疲労;顕微鏡観察;資源開発工学;劣化;岩石力学;地盤工学

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-16K06924/
• Development of hydraulic fracture evaluation by laboratory experiments and AE analysis

  Grant-in-Aid for Scientific Research (B)

  Kyoto University

  Makoto Naoi

  From 01 Apr. 2016, To 31 Mar. 2019, Project Closed

  水圧破砕;アコースティック・エミッション;き裂直接観察;蛍光観察

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-16H04614/
• Small scale in situ experiments to inject supercritical and liquid carbon dioxide into rock mass

  Grant-in-Aid for Scientific Research (A)

  Kyoto University

  Tsuyoshi Ishida

  From 01 Apr. 2013, To 31 Mar. 2017, Project Closed

  二酸化炭素排出削減;資源開発工学;水圧破砕;岩盤;破壊;Acoustic Emission;微小地震;地殻・マントル物質;岩盤工学

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-25249131/
• Fabrication of electro conductive cement and its application to rock fracture

  Grant-in-Aid for Challenging Exploratory Research

  Kyoto University

  Youqing CHEN

  From 01 Apr. 2012, To 31 Mar. 2015, Project Closed

  岩石破砕;導電性セラミックス;グラウト

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-24656541/
• 生物起源珪藻土からの高純度シリカ精製方法の開発

  Grant-in-Aid for Exploratory Research

  Kyoto University

  西山 孝

  From 01 Apr. 2002, To 31 Mar. 2003, Project Closed

  シリカ;高純度;精製プロセス;珪藻土;高機能材料;太陽電池;形状制御

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-14655379/
• Management of environmental and advanced mining operation in mines adjacent to urban zones.

  Grant-in-Aid for Scientific Research (B)

  KYOTO UNIVERSITY

  Takashi NISHIYAMA

  From 01 Apr. 1998, To 31 Mar. 2000, Project Closed

  都市近郊鉱山;環境管理;計画的採掘;GPS;衛星写真;クラック;デジタルカメラ;画像処理;都市近効鉱山, Mines adjacent to urban zones;Environmental management;Mining plan;GPS;Satellite image;Crack;Digital camera;Image analysis

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-10450391/
• Development of the borehole television system using the fluorescent technique

  Grant-in-Aid for Scientific Research (B)

  KYOTO UNIVERSITY

  Takashi NISHIYAMA

  From 01 Apr. 1997, To 31 Mar. 1999, Project Closed

  蛍光法;ボアホールテレビジョンシステム;画像処理;割れ目;紫外線照射装置;ボーリング調査;グラウチング, fluorescent technique;borehole television system;image processing;microcrack;ultraviolet light;boring;grouting

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-09555320/

External funds: others

• 超臨界CO2岩盤注入安定固定化技術の実験的検討

  公益信託ＥＮＥＯＳ水素基金

  From 01 Aug. 2012, To 31 Jul. 2013

  石田毅
• テラヘルツ領域分光技術を応用した地質環境調査に関する基礎的研究

  財団法人JFE 21世紀財団　2011年度技術研究助成

  From 01 Nov. 2011, To 31 Dec. 2012

  陳友晴

Education

Teaching subject(s)

• From 01 Apr. 2024, To 31 Mar. 2025

  Design Exercise for Civil, Environmental and Resources Engineering B

  3306, Spring, Faculty of Engineering, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Computer Programming in Civil, Environmental and Resources Engineering

  3296, Fall, Faculty of Engineering, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Geological and Geophysical Survey, Field Excursion

  3231, Fall, Faculty of Engineering, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Material testings for earth resources and energy engineering

  3309, Fall, Faculty of Engineering, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Geological and Geophysical Survey, Field Excursion

  3231, Fall, Faculty of Engineering, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Material testings for earth resources and energy engineering

  3309, Fall, Faculty of Engineering, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Design Exercise for Civil, Environmental and Resources Engineering B

  3306, Spring, Faculty of Engineering, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Computer Programming in Civil, Environmental and Resources Engineering

  3296, Fall, Faculty of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Computer Programming in Global Engineering

  3004, Fall, Faculty of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Geological and Geophysical Survey, Field Excursion

  3231, Fall, Faculty of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Design Exercise for Global Engineering B

  3178, Spring, Faculty of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Materials in Earth Resources Engineering,Laboratory

  3157, Fall, Faculty of Engineering, 1
• From Apr. 2011, To Mar. 2012

  基礎情報処理演習(T2）

  Spring, 工学部
• From Apr. 2010

  地球工学デザインB

  工学部
• From Apr. 2010

  資源工学材料実験

  工学部
• From Apr. 2010

  資源工学フィールド実習

  工学部
• From Apr. 2010

  地球工学総論

  工学部
• From Apr. 2012, To Mar. 2013

  Geological and Geophysical Survey, Field Excursion

  Fall, 工学部
• From Apr. 2012, To Mar. 2013

  Materials in Earth Resources Engineering,Laboratory

  Fall, 工学部
• From Apr. 2013, To Mar. 2014

  Materials in Earth Resources Engineering,Laboratory

  Fall, 工学部
• From Apr. 2013, To Mar. 2014

  Geological and Geophysical Survey, Field Excursion

  Fall, 工学部
• From Apr. 2014, To Mar. 2015

  Materials in Earth Resources Engineering,Laboratory

  Fall, 工学部
• From Apr. 2014, To Mar. 2015

  Geological and Geophysical Survey, Field Excursion

  Fall, 工学部
• From Apr. 2015, To Mar. 2016

  Geological and Geophysical Survey, Field Excursion

  Fall, 工学部
• From Apr. 2015, To Mar. 2016

  Materials in Earth Resources Engineering,Laboratory

  Fall, 工学部
• From Apr. 2016, To Mar. 2017

  Geological and Geophysical Survey, Field Excursion

  Fall, 工学部
• From Apr. 2016, To Mar. 2017

  Materials in Earth Resources Engineering,Laboratory

  Fall, 工学部
• From Apr. 2017, To Mar. 2018

  Design Exercise for Global Engineering B

  Spring, 工学部
• From Apr. 2017, To Mar. 2018

  Geological and Geophysical Survey, Field Excursion

  Fall, 工学部
• From Apr. 2017, To Mar. 2018

  Materials in Earth Resources Engineering,Laboratory

  Fall, 工学部
• From Apr. 2018, To Mar. 2019

  Design Exercise for Global Engineering B

  Spring, 工学部
• From Apr. 2018, To Mar. 2019

  Computer Programming in Global Engineering

  Fall, 工学部
• From Apr. 2018, To Mar. 2019

  Geological and Geophysical Survey, Field Excursion

  Fall, 工学部
• From Apr. 2018, To Mar. 2019

  Materials in Earth Resources Engineering,Laboratory

  Fall, 工学部
• From Apr. 2019, To Mar. 2020

  Design Exercise for Global Engineering B

  Spring, 工学部
• From Apr. 2019, To Mar. 2020

  Computer Programming in Global Engineering

  Fall, 工学部
• From Apr. 2019, To Mar. 2020

  Geological and Geophysical Survey, Field Excursion

  Fall, 工学部
• From Apr. 2019, To Mar. 2020

  Materials in Earth Resources Engineering,Laboratory

  Fall, 工学部
• From Apr. 2020, To Mar. 2021

  Design Exercise for Global Engineering B

  Spring, 工学部
• From Apr. 2020, To Mar. 2021

  Computer Programming in Global Engineering

  Fall, 工学部
• From Apr. 2020, To Mar. 2021

  Geological and Geophysical Survey, Field Excursion

  Fall, 工学部
• From Apr. 2020, To Mar. 2021

  Materials testing for mineral science and technology

  Fall, 工学部
• From Apr. 2021, To Mar. 2022

  Design Exercise for Global Engineering B

  Spring, 工学部
• From Apr. 2021, To Mar. 2022

  Computer Programming in Global Engineering

  Fall, 工学部
• From Apr. 2021, To Mar. 2022

  Geological and Geophysical Survey, Field Excursion

  Fall, 工学部
• From Apr. 2021, To Mar. 2022

  Materials testing for mineral science and technology

  Fall, 工学部

Student achievements: Awards

• 第18回若手シンポジウム　優秀発表支部長賞

  坂田郁生, 日本材料学会関西支部, 04 Dec. 2023

Student achievements: Papers

• Lunar Resource Exploitation and Anticipated Risks During The Development of The Moon: Considering Selenological Aspects

  Ikuo SAKATA, Youqing CHEN and Takaaki WAJIMA

  Geoinfomatics, 35, 2, 41, 57, Peer-reviewed, Japanese, Scientific journal, False

  https://doi.org/https://doi.org/10.6010/geoinformatics.35.2_41
• Preparatory acoustic emission activity of hydraulic fracture in granite with various viscous fluids revealed by deep learning technique

  Rui Tanaka, Makoto Naoi, Youqing Chen, Kazune Yamamoto, Keiichi Imakita, Naofumi Tsutsumi, Akihiro Shimoda, Daiki Hiramatsu, Hironori Kawakata, Tsuyoshi Ishida, Eiichi Fukuyama, Hiroyuki Tanaka, Yutaro Arima Shigehiro Kitamura and Daisuke Hyodo

  2011, Geophysical Journal International, 226, 493, 510, Peer-reviewed, English, Scientific journal, False

  https://doi.org/https://doi.org/10.1093/gji/ggab096

Student achievements: Presentations

• 月面開発を想定した岩盤掘削技術の検討

  坂田郁生

  日本材料学会関西支部第18回若手シンポジウム, 04 Dec. 2023, From 04 Dec. 2023, To 04 Dec. 2023, Not invited, Japanese, Poster presentation

Administration

Faculty management (title, position)

• From 01 Apr. 2025, To 31 Mar. 2026

  国際交流委員会委員
• From 01 Apr. 2022, To 31 Mar. 2024

  安全衛生委員会　委員
• From 01 Apr. 2010, To 31 Mar. 2013

  安全衛生委員会 委員

Academic, Social Contribution

Committee Memberships

• From Feb. 2023, To Present

  関西支部 常議員, 資源・素材学会
• From Jun. 2014, To May 2017

  廃棄物処分における地質環境調査・解析手法に関する研究小委員会（第2期） 委員, 日本応用地質学会
• From Jun. 2010, To May 2014

  廃棄物処分における地質環境調査・解析手法に関する研究小委員会（第1期） 委員, 日本応用地質学会
• From Jun. 2023, To Present

  廃棄物処分における地質環境調査・解析手法に関する研究小委員会（第5期） 委員, 日本応用地質学会
• From Jun. 2023, To Present

  理事, 岩の力学連合会
• From Jun. 2023, To Present

  Kansai Branch, The Society of Materials Science, Japan
• From May 2020, To Present

  編集委員会 委員, 骨材資源工学会
• From Apr. 2019, To Present

  研究企画委員会 委員, 骨材資源工学会
• From Apr. 2019, To Present

  理事, 骨材資源工学会
• From Apr. 2017, To Present

  編集委員会 委員, 日本情報地質学会
• From Apr. 2017, To Present

  Delegate, The Society of Materials Science, Japan
• From Apr. 2017, To Present

  councillor, Japan Society of Geoinfomatics
• From Jun. 2016, To Present

  Committee on Rock Mechanics, The Society of Materials Science, Japan
• From Feb. 2015, To Present

  岩盤工学部門委員会岩盤斜面工学小委員会 幹事, 資源・素材学会
• From May 2004, To Present

  兵庫県スーパーサイエンスハイスクール運営指導委員, 兵庫県教育委員会
• From Jun. 2013, To May 2024

  企画・広報委員会担当委員, 日本材料学会
• From Jun. 2020, To May 2023

  廃棄物処分における地質環境調査・解析手法に関する研究小委員会（第4期） 委員, 日本応用地質学会
• From Feb. 2018, To Jan. 2021

  編集委員会 委員, 資源・素材学会
• From Jun. 2017, To May 2020

  廃棄物処分における地質環境調査・解析手法に関する研究小委員会（第3期） 委員, 日本応用地質学会
• From Feb. 2014, To Jan. 2020

  Delegate, The Mining and Materials Processing Institute of Japan
• From Apr. 2015, To Mar. 2019

  Councillor, Japan Institute of Aggregate Technology

Academic Contribution

• 第74期学術講演会：オーガナイズドセッション「岩石力学とその応用」オーガナイザー

  Planning, management, etc., Panel moderator

  日本材料学会, From 01 Aug. 2024, To Present

  
• 第16回岩の力学国内シンポジウム 幹事

  Planning, management, etc., Panel moderator, Peer review

  岩の力学連合会, From Jan. 2024, To Present

  
• 骨材資源 編集委員会

  Peer review

  骨材資源工学会, From 15 May 2020, To Present

  
• 情報地質 編集委員会

  Peer review

  日本情報地質学会, From 01 Apr. 2017, To Present

  
• 第73期学術講演会：オーガナイズドセッション「岩石力学とその応用」オーガナイザー

  Planning, management, etc., Panel moderator

  日本材料学会, From 01 Aug. 2023, To 31 May 2024

  
• 第72期学術講演会：オーガナイズドセッション「岩石力学とその応用」オーガナイザー

  Planning, management, etc., Panel moderator

  日本材料学会, From 01 Aug. 2022, To 31 May 2023

  
• 第71期学術講演会：オーガナイズドセッション「岩石力学とその応用」オーガナイザー

  Planning, management, etc., Panel moderator

  日本材料学会, From 01 Aug. 2021, To 31 May 2022

  
• 第70期学術講演会：オーガナイズドセッション「岩石力学とその応用」オーガナイザー

  Planning, management, etc., Panel moderator

  日本材料学会, From 01 Aug. 2020, To 31 May 2021

  
• 資源と素材 編集委員会

  Peer review

  資源・素材学会, From 01 Feb. 2018, To 31 Jan. 2021

  
• 第69期学術講演会：オーガナイズドセッション「岩石力学とその応用」オーガナイザー

  Planning, management, etc., Panel moderator

  日本材料学会, From 01 Aug. 2019, To 31 May 2020

  
• 材料 査読委員

  Peer review

  日本材料学会, From 25 May 2018

  

Social Contribution

• 令和6年度高大連携課題研究合同発表会

  Consultant

  兵庫県教育委員会・京都大学, 令和6年度高大連携課題研究合同発表会 at 京都大学, From 02 Nov. 2024

  
• 兵庫県立神戸高等学校サイエンスアドバイザー

  Lecturer, Consultant, Official expert

  兵庫県立神戸高等学校, From May 2011, To Present

  
• 特別講義「科学実験における安全対策」

  Lecturer

  兵庫県立神戸高等学校, 高大連携事業・探究活動支援, From 22 Apr. 2024

  
• 令和5年度高大連携課題研究合同発表会

  Consultant

  兵庫県教育委員会・京都大学, 令和5年度高大連携課題研究合同発表会 at 京都大学, From 03 Nov. 2023

  
• 兵庫県立神戸高等学校・Raffles Institution 校（シンガポール）生徒の京都大学訪問

  Lecturer, Performer

  兵庫県立神戸高等学校, 国際交流に係る京都大学研究室見学, From 25 Aug. 2023

  
• 特別講義「科学実験における安全対策」

  Lecturer

  兵庫県立神戸高等学校, 高大連携事業・探究活動支援, From 24 Apr. 2023

  
• 令和4年度高大連携課題研究合同発表会

  Consultant

  兵庫県教育委員会・京都大学, 令和4年度高大連携課題研究合同発表会 at 京都大学, From 03 Nov. 2022

  
• 特別講義「科学実験における安全対策」

  Lecturer

  兵庫県立神戸高等学校, 高大連携事業, From 26 May 2022

  
• 令和3年度高大連携課題研究合同発表会

  Consultant

  兵庫県教育委員会・京都大学, 令和3年度高大連携課題研究合同発表会 at 京都大学, From 03 Nov. 2021

  
• 特別講義「科学実験における安全対策」

  Lecturer

  兵庫県立神戸高等学校, 高大連携事業, From 26 Apr. 2021