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Jun Koyanagi

Professor

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20042025

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  • 2023

    Lock-in thermographic measurement and model-based evaluation of effective thermal diffusivity to quantify early-stage fatigue damage of CFRP

    Fujita, R., Kudo, N., Abe, S., Mohammad Fikry, M. J., Koyanagi, J., Ogihara, S. & Nagano, H., 2023, Thermosense: Thermal Infrared Applications XLV. Avdelidis, N. P. (ed.). SPIE, 125360B. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 12536).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Citation (Scopus)
  • 2018

    Failure mode transition in transverse tensile of UD-CFRP under various temperatures and strain rates

    Sato, M., Shirai, S., Koyanagi, J. & Ishida, Y., 2018, 33rd Technical Conference of the American Society for Composites 2018. DEStech Publications Inc., p. 3194-3201 8 p. (33rd Technical Conference of the American Society for Composites 2018; vol. 5).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Failure prediction using viscoelastic/plastic constitutive equation considering entropy damage for polyimide

    Hososhima, M., Kuramochi, H., Koyanagi, J. & Ishida, Y., 2018, 33rd Technical Conference of the American Society for Composites 2018. DEStech Publications Inc., p. 3012-3019 8 p. (33rd Technical Conference of the American Society for Composites 2018; vol. 5).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Long-Term durability of unidirectional CFRP subjected to tensile loading

    Koyanagi, J., Murata, S., Kondo, Y., Matsuda, F. & Yamashita, H., 2018, 33rd Technical Conference of the American Society for Composites 2018. DEStech Publications Inc., p. 3067-3073 7 p. (33rd Technical Conference of the American Society for Composites 2018; vol. 5).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Numerical simulation of failure behavior under impact loading for cylindrical carbon fiber reinforced polymer

    Sawamura, Y., Yamazaki, Y., Koyanagi, J. & Yoneyama, S., 2018, 33rd Technical Conference of the American Society for Composites 2018. DEStech Publications Inc., p. 552-560 9 p. (33rd Technical Conference of the American Society for Composites 2018; vol. 1).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • 2016

    Cathodic protection tests for the galvanic corrosion of airframe grade CFRP/Al systems

    Morimoto, T. & Koyanagi, J., 2016, 57th AIAA/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference. American Institute of Aeronautics and Astronautics Inc, AIAA, (57th AIAA/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Citation (Scopus)

  • Evaluation of interfacial strength in microdroplet test using experiment and computational simulation

    Sato, M., Imai, E. & Koyanagi, J., 2016, ECCM 2016 - Proceeding of the 17th European Conference on Composite Materials. European Conference on Composite Materials, ECCM, (ECCM 2016 - Proceeding of the 17th European Conference on Composite Materials).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Measurement of thermal deformation of CFRP under rapid heating

    Koyanagi, J., Fukuda, Y., Hirai, K., Yoshimura, A., Aoki, T., Ogasawara, T. & Yoneyama, S., 2016, Mechanics of Composite and Multifunctional Materials - Proceedings of the 2015 Annual Conference on Experimental and Applied Mechanics. Thakre, P. R., Ralph, C., Silberstein, M. & Singh, R. (eds.). Springer New York LLC, p. 329-336 8 p. (Conference Proceedings of the Society for Experimental Mechanics Series; vol. 7).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Numerical simulation of triaxial woven CFRP under tensile loading

    Koyanagi, J., Imai, E., Higuchi, R., Yoshimura, A., Okabe, T., Yoneyama, S. & Aoki, T., 2016, ECCM 2016 - Proceeding of the 17th European Conference on Composite Materials. European Conference on Composite Materials, ECCM, (ECCM 2016 - Proceeding of the 17th European Conference on Composite Materials).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Out-of-plane deformation of carbon-fiber-reinforced-polymer with local damage under rapid heating

    Fukuda, Y., Koyanagi, J., Yoshimura, A., Hirai, K., Yoneyama, S., Aoki, T. & Ogasawara, T., 2016, ECCM 2016 - Proceeding of the 17th European Conference on Composite Materials. European Conference on Composite Materials, ECCM, (ECCM 2016 - Proceeding of the 17th European Conference on Composite Materials).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • 2015

    In situ SEM deformation behavior observation at CFRP fiber-matrix interface

    Wachi, Y., Koyanagi, J., Arikawa, S. & Yoneyama, S., 2015, Composite, Hybrid, and Multifunctional Materials - Proceedings of the 2014 Annual Conference on Experimental and Applied Mechanics. Tandon, G. (ed.). Springer New York LLC, p. 67-73 7 p. (Conference Proceedings of the Society for Experimental Mechanics Series; vol. 4B).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    2 Citations (Scopus)
  • 2014

    Feasibility improvement of non-ablative lightweight TPS for mars aero-flyby sample collection mission

    Suzuki, T., Aoki, T., Ogasawara, T., Fujita, K. & Koyanagi, J., 1 Jan 2014, 52nd AIAA Aerospace Sciences Meeting - AIAA Science and Technology Forum and Exposition, SciTech 2014. American Institute of Aeronautics and Astronautics Inc., (52nd AIAA Aerospace Sciences Meeting - AIAA Science and Technology Forum and Exposition, SciTech 2014).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Feasibility improvement of non-ablative lightweight TPS for mars aero-flyby sample collection mission

    Suzuki, T., Aoki, T., Ogasawara, T., Fujita, K. & Koyanagi, J., 2014, 52nd AIAA Aerospace Sciences Meeting - AIAA Science and Technology Forum and Exposition, SciTech 2014. American Institute of Aeronautics and Astronautics Inc., (52nd AIAA Aerospace Sciences Meeting - AIAA Science and Technology Forum and Exposition, SciTech 2014).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Feasibility improvement of non-ablative lightweight TPS for Mars Aero-flyby Sample Collection mission

    Suzuki, T., Aoki, T., Ogasawara, T., Fujita, K. & Koyanagi, J., 2014, 52nd Aerospace Sciences Meeting. American Institute of Aeronautics and Astronautics Inc., (52nd Aerospace Sciences Meeting).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Citation (Scopus)

  • X-ray ct image-based measurement of fiber Orientation Distribution in CFRP laminates

    Hosoya, R., Yoshimura, A., Koyanagi, J. & Yoneyama, S., 1 Jan 2014, Proceedings of the American Society for Composites - 29th Technical Conference, ASC 2014; 16th US-Japan Conference on Composite Materials; ASTM-D30 Meeting. DEStech Publications, (Proceedings of the American Society for Composites - 29th Technical Conference, ASC 2014; 16th US-Japan Conference on Composite Materials; ASTM-D30 Meeting).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Citation (Scopus)
  • 2012

    Numerical simulation on tensile failure of discontinuous fiber-reinforced plastics

    Sasayama, T., Okabe, T. & Koyanagi, J., 1 Dec 2012, 27th Annual Technical Conference of the American Society for Composites 2012, Held Jointly with 15th Joint US-Japan Conference on Composite Materials and ASTM-D30 Meeting. p. 1470-1486 17 p. (27th Annual Technical Conference of the American Society for Composites 2012, Held Jointly with 15th Joint US-Japan Conference on Composite Materials and ASTM-D30 Meeting).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    3 Citations (Scopus)

  • Periodic unit-cell simulation for transverse tensile failure of unidirectional composites with cohesive zone model

    Koyanagi, J., Sato, Y., Okabe, T. & Yoneyama, S., 2012, ECCM 2012 - Composites at Venice, Proceedings of the 15th European Conference on Composite Materials. European Conference on Composite Materials, ECCM, (ECCM 2012 - Composites at Venice, Proceedings of the 15th European Conference on Composite Materials).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • 2011

    Effect of viscoelastic behavior on electroconductivity of recycled activated carbon composites

    Sakai, T., Gushiken, T., Koyanagi, J., Rios-Soberanis, R., Masuko, T., Matsushima, S., Kobayashi, S. & Yoneyama, S., 2011, Advances in Experimental Mechanics VIII. p. 231-236 6 p. (Applied Mechanics and Materials; vol. 70).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Citation (Scopus)
  • 2010

    An effect of physical aging progression on viscoelastic property in carbon/epoxy composites

    Okudoi, Y., Arao, Y., Koyanagi, J., Takeda, S. I. & Kawada, H., 2010, 7th Asian-Australasian Conference on Composite Materials 2010, ACCM 2010. ACCM-7 Organizing Committee, p. 194-197 4 p. (7th Asian-Australasian Conference on Composite Materials 2010, ACCM 2010; vol. 1).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Citation (Scopus)

  • Determination of interfacial failure criterion in glass fiber/epoxy interface by cruciform specimen method employing elasto-plastic analysis

    Koyanagi, J. & Ogihara, S., 2010, Fourth International Conference on Experimental Mechanics. 752227. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 7522).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Development of space telescope mirror made by light and thermally stable CFRP

    Koyanagi, J., Arao, Y., Terada, H., Utsunomiya, S., Takeda, S. I. & Kawada, H., 2010, Fourth International Conference on Experimental Mechanics. 75223L. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 7522).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Citation (Scopus)

  • Interfacial failure criterion of a glass fiber/Epoxy composite

    Kashima, A., Koyanagi, J. & Ogihara, S., 2010, 25th Technical Conference of the American Society for Composites and 14th US-Japan Conference on Composite Materials 2010. p. 1551-1562 12 p. (25th Technical Conference of the American Society for Composites and 14th US-Japan Conference on Composite Materials 2010; vol. 2).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Monitoring of internal residual strain changes in CFRP using FBG sensors

    Takeda, S. I., Koyanagi, J., Utsunomiya, S., Kinoshita, Y., Arao, Y. & Kawada, H., 2010, Fourth International Conference on Experimental Mechanics. 75223N. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 7522).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    2 Citations (Scopus)

  • Time-dependent deformation of surface geometry on light weight and thermally stable CFRP mirror in humid environment

    Arao, Y., Koyanagi, J., Utsunomiya, S., Takeda, S. I. & Kawada, H., 2010, Modern Technologies in Space- and Ground-Based Telescopes and Instrumentation. 77392N. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 7739).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    7 Citations (Scopus)
  • 2009

    Evaluation of glass fiber/epoxy interfacial strength by the cruciform specimen method

    Koyanagi, J., Kato, H., Kashima, A., Igarashi, Y., Watanabe, K., Ueno, I. & Ogihara, S., 2009, ICCM-17 - 17th International Conference on Composite Materials. International Committee on Composite Materials, (ICCM International Conferences on Composite Materials).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • 2008

    Evaluation of interfacial debonding process in single fibre composite using elasto-plastic shear-lag and FEM analyses

    Kimura, S., Koyanagi, J., Hama, T. & Kawada, H., 2008, Progress of Composites 2008 in Asia and Australasia - Proceedings of the 6th Asian-Australasian Conference on Composite Materials, ACCM 2008. p. 119-122 4 p. (Progress of Composites 2008 in Asia and Australasia - Proceedings of the 6th Asian-Australasian Conference on Composite Materials, ACCM 2008).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Time-dependent Out-of-plane deformation of symmetric laminate including small fiber misaligned

    Arao, Y., Koyanagi, J., Terada, H. & Kawada, H., 1 Dec 2008, Progress of Composites 2008 in Asia and Australasia - Proceedings of the 6th Asian-Australasian Conference on Composite Materials, ACCM 2008. p. 297-299 3 p. (Progress of Composites 2008 in Asia and Australasia - Proceedings of the 6th Asian-Australasian Conference on Composite Materials, ACCM 2008).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • 2007

    A method for evaluating an interfacial fracture in polymer-matrix composites

    Kimura, S., Koyanagi, J., Hama, T. & Kawada, H., 2007, Proceedings of the SEM Annual Conference and Exposition on Experimental and Applied Mechanics 2007. p. 376-377 2 p. (Proceedings of the SEM Annual Conference and Exposition on Experimental and Applied Mechanics 2007; vol. 1).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • A method for predicting the stress distribution in ductile matrix composite under cyclic loading

    Kimura, S., Koyanagi, J., Hama, T. & Kawada, H., 1 Dec 2007, Proceedings of the 16th International Conference on Composite Materials, ICCM-16 - "A Giant Step Towards Environmental Awareness: From Green Composites to Aerospace". (ICCM International Conferences on Composite Materials).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • An improved shear-lag analysis for evaluating interfacial mechanical property

    Kimura, S., Koyanagi, J., Hama, T. & Kawada, H., 2007, Proceedings of the SEM Annual Conference and Exposition on Experimental and Applied Mechanics 2007. p. 1499-1504 6 p. (Proceedings of the SEM Annual Conference and Exposition on Experimental and Applied Mechanics 2007; vol. 3).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Dimensional stability of CFRP in humidity environment

    Arao, Y., Koyanagi, J., Hiroshi, H., Kawada, H. & Aoki, Y., 2007, Proceedings of the SEM Annual Conference and Exposition on Experimental and Applied Mechanics 2007. p. 365-371 7 p. (Proceedings of the SEM Annual Conference and Exposition on Experimental and Applied Mechanics 2007; vol. 1).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Effect of moisture absorption on dimensional stability in carbon/epoxy composites

    Arao, Y., Koyanagi, J., Hatta, H., Aoki, Y. & Kawada, H., 1 Dec 2007, Proceedings of the 16th International Conference on Composite Materials, ICCM-16 - "A Giant Step Towards Environmental Awareness: From Green Composites to Aerospace". (ICCM International Conferences on Composite Materials).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    5 Citations (Scopus)

  • Quantitative evaluation of curing shrinkage in polymeric matrix composites

    Kotani, M., Arao, Y., Koyanagi, J., Kawada, H., Hatta, H. & Ishida, Y., 1 Dec 2007, Proceedings of the 16th International Conference on Composite Materials, ICCM-16 - "A Giant Step Towards Environmental Awareness: From Green Composites to Aerospace". (ICCM International Conferences on Composite Materials).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Citation (Scopus)

  • Study on strength degradation in unidirectional composites, due to time-dependent damage accumulation

    Ogawa, F., Koyanagi, J. & Kawada, H., 2007, Proceedings of the 16th International Conference on Composite Materials, ICCM-16 - "A Giant Step Towards Environmental Awareness: From Green Composites to Aerospace". (ICCM International Conferences on Composite Materials).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Tensile strength of C/C composites

    Koyanagi, J., Hatta, H., Kogo, Y. & Shiota, I., 2007, Proceedings of the 16th International Conference on Composite Materials, ICCM-16 - "A Giant Step Towards Environmental Awareness: From Green Composites to Aerospace". International Committee on Composite Materials, (ICCM International Conferences on Composite Materials).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Tensile strength of C/C composites

    Koyanagi, J., Hatta, H., Kogo, Y. & Shiota, I., 1 Dec 2007, Proceedings of the 16th International Conference on Composite Materials, ICCM-16 - "A Giant Step Towards Environmental Awareness: From Green Composites to Aerospace". (ICCM International Conferences on Composite Materials).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Tensile strength of C/C composites

    Koyanagi, J., Hiroshi, H., Kogo, Y. & Shiota, I., 2007, Proceedings of the SEM Annual Conference and Exposition on Experimental and Applied Mechanics 2007. p. 756-762 7 p. (Proceedings of the SEM Annual Conference and Exposition on Experimental and Applied Mechanics 2007; vol. 2).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • 2006

    An elasto-plastic shear-lag model for single fiber composite

    Kimura, S., Koyanagi, J. & Kawada, H., 1 Jan 2006, Fracture of Nano and Engineering Materials and Structures - Proceedings of the 16th European Conference of Fracture. Gdoutos, E. E. (ed.). Kluwer Academic Publishers, p. 339-340 2 p. (Fracture of Nano and Engineering Materials and Structures - Proceedings of the 16th European Conference of Fracture).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Long-term creep rupture prediction in unidirectional composites

    Koyanagi, J., Ogawa, F. & Kawada, H., 1 Jan 2006, Fracture of Nano and Engineering Materials and Structures - Proceedings of the 16th European Conference of Fracture. Gdoutos, E. E. (ed.). Kluwer Academic Publishers, p. 473-474 2 p. (Fracture of Nano and Engineering Materials and Structures - Proceedings of the 16th European Conference of Fracture).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Citation (Scopus)

  • Tensile strength of C/C composites

    Yurika, G., Koyanagi, J., Hiroshi, H. & Shiota, I., 1 Dec 2006, Proceedings of the 12th U.S.-Japan Conference on Composite Materials. p. 679-688 10 p. (Proceedings of the 12th U.S.-Japan Conference on Composite Materials).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • 2005

    Prediction of creep rupture in unidirectional composites

    Koyanagi, J., Ogawa, F. & Kawada, H., 2005, Proceedings of the 2005 SEM Annual Conference and Exposition on Experimental and Applied Mechanics. p. 1857-1863 7 p. (Proceedings of the 2005 SEM Annual Conference and Exposition on Experimental and Applied Mechanics).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review