Publications – Conference Proceedings

  1. S. Onodera, S. Yashiro, T. Okabe. Three-dimensional analytical model for predicting effective stiffness of composite laminates with ply cracking. 23rd international conference on composite materials, Belfast, UK, 2023.
  2. K. Ryuzono, S. Yashiro, S. Onodera, N. Toyama. Delamination Quantification in a Cross-Ply Laminate Based on Topology Optimization and Lamb Wave Propagation Mechanisms. 23rd international conference on composite materials, Belfast, UK, 2023.
  3. K. Ryuzono, S. Yashiro, S. Onodera, N. Toyama. A new method to identify delamination shape using topology optimization and visualization of ultrasonic waves. 15th World Congress on Computational Mechanics & 8th Asian Pacific Congress on Computational Mechanics (WCCM-APCOM 2022), Yokohama, Japan, August 2022.
  4. S. Onodera, K. Haraguchi, S. Yashiro, T. Okabe. Moving particle simulation for compression molding of polymer matrix composite rib considering fiber deformation. 15th World Congress on Computational Mechanics & 8th Asian Pacific Congress on Computational Mechanics (WCCM-APCOM 2022), Yokohama, Japan, August 2022.
  5. Ryo Higuchi, Ryoma Aoki, Tomohiro Yokozeki, Sota Onodera, Tomonaga Okabe, Karh Heng Leong, Jie Zhi, Xin Lu, Tong-Earn Tay. Evaluation of notched strength of thin-ply composite materials using adaptive discrete-smeared crack (A-DiSC) method. American Society for Composites (ASC) 35th Technical Conference, Online, September 2020.
  6. Hiroto Nagai, Kazutaka Nakamura, Masahiko Murozono, Koki Fujita, Hitoshi Arizono, Shuji Nagasaki, Shigeki Yashiro. Quasi-nonlinear aeroelastic analysis of a membrane-type flapping wing utilizing structural nonlinearity. Second International Symposium on Flutter and its Application (ISFA2020), Paris, France, May 2020.
  7. Shigeki Yashiro, Tatsuya Okuda, Hiroto Nagai, Keiji Ogi. A simple modeling approach to predicting damage progress in unidirectionally arrayed chopped strand laminates. 22nd International Conference on Composite Materials (ICCM22), Melbourne, Australia, August 2019.
  8. Daichi Haruyama, Sota Onodera, Tomonaga Okabe. Micromechanics modeling of tensile/shear behavior and crack density of composite materials. 22nd International Conference on Composite Materials (ICCM22), Melbourne, Australia, August 2019.
  9. Shigeki Yashiro, Tomohiro Yamasaki, Hiroto Nagai, Akinori Yoshimura. Effect of friction on the mode II interlaminar fracture toughness in the doubly end-notched tensile tests. The 3rd South-East Asia-Japan Conference on Composite Materials (SEAJCCM 2019), Bali, Indonesia, August 2019, ABS-10.
  10. Sota Onodera and Tomonaga Okabe. Energy-based Cracking Analysis of Composite Laminate Including Ply Cracks Using Continuum Damage Mechanics Model. 5th International Conference on Mechanics of Composites, Lisboa, Portugal, July 2019.
  11. Hiroto Nagai, Yoshiki Oshima, Nobuhide Uda, Shigeki Yashiro. Effect of bio-inspired wing structure on aeroelastic characteristics for micro flutter power generation. Wind Energy Science Conference 2019 (WESC 2019), Cork, Ireland, June 2019, Paper ID 181.
  12. Sota Onodera, Tomonaga Okabe. Prediction for Stiffness Reduction and Progressive Damage of Composite Laminate Including Ply Cracks. 33rd Technical Conference of the American Society for Composites 2018, Seattle WA, USA, September 2018.
  13. Tomonaga Okabe, Shouhei Natsui, Sota Onodera. Numerical modelling of impact damage in fibre-reinforced plastic composites with smoothed particle hydrodynamics. 33rd Technical Conference of the American Society for Composites 2018, Seattle WA, USA, September 2018.
  14. Shigeki Yashiro, Daichi Nakashima. Prediction of microscale resin flow and void formation in resin transfer molding using a particle method. 18th European Conference on Composite Materials (ECCM18), Athens, Greece, June 2018, SS1-04.
  15. Shigeki Yashiro, Daichi Nakashima. Void formation in resin transfer molding of fiber reinforced plastics: experiments and simulation. 15th Japan International SAMPE Symposium & Exhibition (JISSE15), Tokyo, Japan, November 2017, 1C09.
  16. Shigeki Yashiro, Teppei Ikawa, Tomonaga Okabe. Soft-body impact simulation on CFRP laminates using smoothed particle hydrodynamics in a generalized coordinate system. Euro-Japan composite meeting 2017, London, UK, September 2017, invitation only.
  17. Sota Onodera, Yuta Kumagai, Yoshiko Nagumo, Tomonaga Okabe. Prediction of the Transverse Cracking behavior in Polymer Matrix Composite. The 11th Korea-Japan Joint Symposium on Composite Materials, Sendai, Japan, September 2017.
  18. Tomonaga Okabe, Sota Onodera, Yuta Kumagai, Yoshiko Nagumo. Continuum Damage Mechanics Modeling of Composite Laminates and Its Application to Progressive Matrix Cracking in Composite Laminates. The 11th Korea-Japan Joint Symposium on Composite Materials, Sendai, Japan, September 2017.
  19. Tomonaga Okabe, Sota Onodera, Yuta Kumagai and Yoshiko Nagumo. Continuum damage mechanics modeling of composite laminates including transverse cracks. 2nd SEA-Japan Conference on Composite Materials (2nd SEAJCCM), Tokyo, Japan, August 2017.
  20. Rozaini Othman, Keiji Ogi, Shigeki Yashiro. Low-velocity impact damage behaviour of a CFRP laminate toughened with interleaf layers. The 10th Asian-Australasian Conference on Composite Materials (ACCM-10), Busan, Korea, October 2016, M4-5.
  21. Hoshihiko Muramatsu, Shinya Matsuda, Shigeki Yashiro, Keiji Ogi. Compressive strength and fractography of CFRP laminates after piercing process by punch press. Asia-Pacific Conference on Fracture and Strength 2016, Toyama, Japan, September 2016, pp. 357-358.
  22. Tomohiro Ishikawa, Ryosuke Matsuzaki, Tomonaga Okabe, Shigeki Yashiro. Design exploration of non-crimp fabric for resin transfer molding by the GP using AIC and TOL. Canada-Japan-Vietnam Workshop on Composites, Ho Chi Minh city, Vietnam, August 2016, MAT8073.
  23. Yutaka Oya, Tsubasa Matsumiya, Tomonaga Okabe, Ryosuke Matsuzaki, Shigeki Yashiro. Optimum gates design for resin transfer moulding process in dual scale porous media. 17th US-Japan Conference on Composite Materials, Sapporo, Japan, August 2016, No. 49.
  24. Tomohiro Ishikawa, Ryosuke Matsuzaki, Tomonaga Okabe, Shigeki Yashiro. Meso-structure optimization of non-crimp fabric for resin transfer molding. The 13th International Conference on Flow Processing in Composite Materials, Kyoto, Japan, July 2016, PAPER 6.
  25. Rozaini Othman, Keiji Ogi, Shigeki Yashiro. Characteristic of low-velocity and high-velocity impact damage on CFRP toughened with interleave layer. International Conference on Advanced Technology in Experimental Mechanics 2015, Toyohashi, Japan, October 2015, OS-9-6.
  26. Shigeki Yashiro, Yoshihisa Sakaida, Yoshinobu Shimamura, Yoku Inoue. Evaluation of interfacial shear stress of carbon nanotube/epoxy composites using Raman spectroscopy. South-East Asia-Japan Conference on Composite Materials, Singapore, September 2015, pp. 23-25.
  27. Shigeki Yashiro, Jumpei Wada, Yoshihisa Sakaida. Estimation of fatigue induced disbonded area in CFRP double-lap joints using embedded FBG sensors. 14th Japanese-European Symposium on Composite Materials, Nonoichi, Ishikawa, Japan, September 2015, ExtAbst_Yashiro.
  28. Yoshihisa Sakaida, Kota Suzuki, Yuji Yanagisawa, Shigeki Yashiro. Influence of microstructures on fracture behavior of magnesia-spinel refractory bricks. Unified International Technical Conference 2015, Vienna, Austria, September 2015, P020.
  29. Shigeki Yashiro, Keiji Ogi, Akinori Yoshimura, Yoshihisa Sakaida. Experimental and numerical characterization of high-velocity impact damage in CFRP laminates. 20th International Conference on Composite Materials, Copenhagen, Denmark, July 2015, No. 5117-2.
  30. Keiji Ogi, Shigeki Yashiro. Effect of temperature and clearance on shear cutting behaviors in CFRP laminates. 20th International Conference on Composite Materials, Copenhagen, Denmark, July 2015, No. 4301-3.
  31. Shigeki Yashiro, Ryuji Ono, Keiji Ogi, Yoshihisa Sakaida. Prediction of shear-cutting process of CFRP cross-ply laminates using smoothed particle hydrodynamics. 16th US-Japan Conference on Composite Materials, San Diego, California, USA, September 2014, No. 747.
  32. Yoshihisa Sakaida, Tomohito Inayama, Shigeki Yashiro. Indirect estimation of residual stress distribution on hardened layer of carburized chromium-molybdenum steel by electron backscattering diffraction method. 9th European Conference on Residual Stresses, Troyes, France, July 2014, p. 26.
  33. Tomonaga Okabe, Shigeki Yashiro. Quantitative detection of fatigue damage in holed composite laminates using an embedded FBG sensor. Tenth International Conference on Flow Dynamics, Sendai, Japan, November 2013, pp. 488-489.
  34. Shigeki Yashiro, Katsunori Ishii, Yoshihisa Sakaida. Multiphase compression molding simulation for long-fiber-reinforced plastics by a particle method. 13th Japan International SAMPE Symposium & Exhibition, Nagoya, Japan, November 2013, ID 1702.
  35. Ryuji Ono, Shigeki Yashiro, Keiji Ogi, Yoshihisa Sakaida. Damage evolution in CFRP laminates by shear cutting: experiment and numrical analysis. 13th Japan International SAMPE Symposium & Exhibition, Nagoya, Japan, November 2013, ID 1604.
  36. Shigeki Yashiro, Yoshihisa Sakaida. Experimental observation of micro/macro-void formation in imitated resin transfer molding. The 9th Japan-Korea Joint Symposium on Composite Materials, Kagoshima, Japan, September 2013, pp. 259-260.
  37. Yoshihisa Sakaida, Hajime Yoshida, Shigeki Yashiro, Toshiyuki Murai. Residual stresses and microstructure of Japanese sword. The 9th International Conference on Residual Stresses, Garmisch-Partenkirchen, Germany, October 2012, p. 87.
  38. Tomonaga Okabe, Msaaki Nishikawa, Shigeki Yashiro, Nobuo Takeda. Multiscale modeling and simulation of fiber reinforced polymer matrix composites. 12th Japan International SAMPE Symposium & Exhibition, Tokyo, Japan, November 2011, UK-Japan Session (Closed).
  39. Yoshihisa Sakaida, Hajime Yoshida, Shigeki Yashiro, Shouhei Yamashita, Takahisa Shobu. Residual strain distribution in Chrome Molybdenum steel after carburizing and quenching by neutron strain scanning. 6th International Conference on Mechanical Stress Evaluation by Neutrons and Synchrotron Radiation, Hamburg, Germany, September 2011, p. 14.
  40. Katsunori Ishii, Taro Matsushita, Shinpei Sakka, Makoto Matsui, Shigeki Yashiro, Yoshiki Yamagiwa. Development of propellant feeding system for stardust propulsion. The 28th International Symposium on Space Technology and Science, Ginowan, Okinawa, Japan, June 2011, 2011-b-67p.
  41. Keiji Ogi, Shigeki Yashiro, Manabu Takahashi, Akinori Yoshimura. Numerical and experimental characterization of high-speed impact damage in CFRP unidirectional and cross-ply laminates. The 7th Asian-Australasian Conference on Composite Materials, Taipei, Taiwan, November 2010, TUE-SE11-01.
  42. Keiji Ogi, Ryuichi Kitahara, Manabu Takahashi, Shigeki Yashiro. Effect of stress ratio on fatigue transverse cracking in a CFRP laminate. 5th International Conference on Fatigue of Composites, Nanjing, China, October 2010, pp. 44-53.
  43. Keiji Ogi, Shigeki Yashiro, Akinori Yoshimura. Effect of impact speed on high-speed impact damage in CFRP unidirectional and cross-ply laminates. 14th US-Japan Conference on Composite Materials, Dayton, Ohio, USA, September 2010, No. 1041.
  44. Keiji Ogi, Tomonaga Okabe, Akinori Yoshimura, Shigeki Yashiro. High speed impact damage in CFRP unidirectional and cross-ply laminates. 11th Japan International SAMPE Symposium & Exhibition, Tokyo, Japan, November 2009, PMC_4_1.
  45. Akira Kadoya, Shigeki Yashiro, Tomonaga Okabe. Prediction of fatigue damage in holed composite laminates with embedded FBG sensors. 17th International Conference on Composite Materials, Edinburgh, UK, July 2009, 31:B8:8.
  46. Keiji Ogi, Shigeki Yashiro, Tomonaga Okabe, Akinori Yoshimura, Toshio Ogasawara. A characterization study on high speed impact damage in CFRP laminates. 17th International Conference on Composite Materials, Edinburgh, UK, July 2009, 30:F7:2.
  47. Shigeki Yashiro, Tomonaga Okabe. Estimating fatigue damage in a CFRP laminate with a hole using an embedded FBG sensor. 12th International Conference on Fracture, Ottawa, Ontario, Canada, July 2009, T22.011.
  48. Shigeki Yashiro, Keiji Ogi, Tetsuro Shiraishi. Numerical study for predicting tensile damage progress in CFRP laminates with initial fiber cracks. The 6th Asia-Australasian Conference on Composite Materials, Kumamoto, Japan, September 2008, pp. 379-382.
  49. Keiji Ogi, Shigeki Yashiro, Shinji Ogihara. An SCG-based probabilistic model for transverse cracking in CFRP cross-ply laminates under creep loading. The 6th Asia-Australasian Conference on Composite Materials, Kumamoto, Japan, September 2008, pp. 164-167.
  50. Keiji Ogi, Shigeki Yashiro, Tomonaga Okabe, Akinori Yoshimura, Toshio Ogasawara. Effect of thermal shock on ballistic impact damage in ceramic matrix composites. 13th US-Japan Conference on Composite Materials, Tokyo, Japan, June 2008, (HTC1)-1-(HTC1)-7.
  51. Shigeki Yashiro, Takeo Shokinji, Tomonaga Okabe, Tetsuro Shiraishi. Stress analysis for composite laminates with transverse ply cracks using a particle method. 10th Japan International SAMPE Symposium & Exhibition, Tokyo, Japan, November 2007, NUMERICAL MODELING-1-2.
  52. Takumasa Yamaguchi, Shigeki Yashiro, Tomonaga Okabe. Numerical simulation for fatigue damage progress in CFRP cross-ply laminates using cohesive elements. 10th Japan International SAMPE Symposium & Exhibition, Tokyo, Japan, November 2007, NUMERICAL MODELING-2-1.
  53. Keiji Ogi, Manabu Takahashi, Tomonaga Okabe, Akinori Yoshimura, Shigeki Yashiro. Characterization of foreign object damage in ceramics and ceramic matrix composites. 10th Japan International SAMPE Symposium & Exhibition, Tokyo, Japan, November 2007, MMC,CMC,C/C,HT-Appl-3-4.
  54. Yusaku Ito, Ichiya Takahashi, Shin-ichi Takeda, Yutaka Iwahori, Shigeki Yashiro, Junji Takatsubo, Yoji Okabe, Nobuo Takeda. Impact damage detection in scarf-repaired composites by visualization of ultrasonic wave propagation using pulsed laser. 10th Japan International SAMPE Symposium & Exhibition, Tokyo, Japan, November 2007, AEROSPACE-3-4.
  55. Keiji Ogi, Tomonaga Okabe, Shigeki Yashiro, Akinori Yoshimura. Ballistic impact damage behavior in composites plates. 6th Korea-Japan Joint Symposium on Composite Materials, Pohang, Korea, November 2007, pp. 67-68.
  56. Ichiya Takahashi, Yusaku Ito, Shin-ichi Takeda, Yutaka Iwahori, Shigeki Yashiro, Junji Takatsubo, Nobuo Takeda. Debonding detection in scarf-repaired CFRP laminates using Lamb-wave visualization by generation laser scanning method. 6th International Workshop on Structural Health Monitoring, Stanford, California, USA, September 2007, pp. 2015-2022.
  57. Akinori Yoshimura, Tomoaki Nakao, Shigeki Yashiro, Nobuo Takeda. Characterization of out-of-plane impact damage in stitched CFRP laminates. 16th International Conference on Composite Materials, Kyoto, Japan, July 2007, TuHM1-04.
  58. Ichiya Takahashi, Yusaku Ito, Shin-ichi Takeda, Yutaka Iwahori, Shigeki Yashiro, Junji Takatsubo, Nobuo Takeda. Impact damage detection on scarf-repaired composites using Lamb wave sensing. 16th International Conference on Composite Materials, Kyoto, Japan, July 2007, MoBA2-05.
  59. Ichiya Takahashi, Yusaku Ito, Shin-ichi Takeda, Yutaka Iwahori, Shigeki Yashiro, Junji Takatsubo, Nobuo Takeda. Debonding detection on scarf-repaired composites using Lamb-wave sensing. SAMPE ’07, Baltimore, Maryland, USA, June 2007.
  60. Junji Takatsubo, Shigeki Yashiro, Hiroshi Tsuda, Nobuyuki Toyama, Jung-Ryul Lee, Toshimichi Ogisu. Nondestructive detection of delamination and debonding of CFRP by a laser-based ultrasonic visualization method. SPIE Smart Structures and Materials & Nondestructive Evaluation and Health Monitoring 14th International Symposium, San Diego, California USA, March 2007, Proceedings of SPIE Vol. 6531, pp. 53108-53108 (Paper No. 653108).
  61. Junji Takatsubo, Shigeki Yashiro, Bo Wang, Hiroshi Tsuda, Nobuyuki Toyama. Laser ultrasonic imaging technique for nondestructive inspection of defects in three-dimensional objects. Asia-Pacific Workshop on Structural Health Monitoring, Yokohama, Japan, December 2006, No.011.
  62. Shigeki Yashiro, Tomonaga Okabe, Nobuo Takeda. Numerical study for predicting and identifying multiple damage in a holed composite laminate using an embedded FBG sensor. International Conference on Computational & Experimental Engineering and Sciences, Chennai, India, December 2005, pp. 1109-1114.
  63. Shigeki Yashiro, Tomonaga Okabe, Nobuo Takeda. Estimating damage patterns in a holed CFRP laminate with an embedded chirped-FBG sensor. 5th Japan-Korea Joint Symposium on Composite Materials, Matsuyama, Japan, October 2005, pp. 85-86.
  64. Shigeki Yashiro, Tomonaga Okabe, Nobuo Takeda. Damage monitoring of CFRP laminates with open holes using chirped FBG sensors. American Society for Composites 20th Annual Technical Conference, Philadelphia, Pennsylvania, USA, September 2005, No. 118.
  65. Shigeki Yashiro, Nobuo Takeda, Tomonaga Okabe. Damage Identification of Notched CFRP Laminates with Embedded FBG Sensors. American Society for Composites 20th Annual Technical Conference, Philadelphia, Pennsylvania, USA, September 2005, No. 18 (Poster).
  66. Shigeki Yashiro, Tomonaga Okabe, Nobuo Takeda. Damage identification in notched CFRP laminates with embedded FBG sensors. 11th US-Japan Conference on Composite Materials, Yonezawa, Japan, September 2004, Damage15-1-4.
  67. Shigeki Yashiro, Tomonaga Okabe, Nobuo Takeda. Inverse analysis for damage identification in CFRP laminates with embedded FBG sensors. The 4th Asian-Australasian Conference on Composite Materials, Sydney, Australia, July 2004, pp. 993-998.
  68. Masaaki Nishikawa, Shigeki Yashiro, Tomonaga Okabe, Nobuo Takeda. Damage identification of double-edge-notched CFRP cross-ply laminate with embedded FBG sensor using response surface for reflection spectrum. 8th Japan International SAMPE Symposium & Exhibition, Tokyo, Japan, November 2003, pp. 577-580.
  69. Shigeki Yashiro, Tomonaga Okabe, Nobuo Takeda. Identification of multiple damage state in CFRP laminate with embedded FBG sensor using optimization technique. 8th Japan International SAMPE Symposium & Exhibition, Tokyo, Japan, November 2003, pp. 525-528.
  70. Nobuo Takeda, Yoji Okabe, Shin-ichi Takeda, Shigeki Yashiro, Tadahito Mizutani. Damage detection of composite laminates with small-diameter fiber Bragg grating sensors. American Society for Composites 18th Annual Technical Conference, Gainesville, Florida, USA, October 2003, Paper 156.
  71. Nobuo Takeda, Yoji Okabe, Shigeki Yashiro, Sin-ichi Takeda, Tadahito Mizutani, Ryohei Tsuji. Application of embedded small-diameter fiber Bragg grating sensors for fabrication and health monitoring of composite laminates. 14th International Conference on Composite Materials, San Diego, California, USA, July 2003, P-ID 1148.
  72. Nobuo Takeda, Yoji Okabe, Shigeki Yashiro, Sin-ichi Takeda, Tadahito Mizutani, Ryohei Tsuji. Real-time damage detection in composite laminates with embedded small-diameter fiber Bragg grating sensors. The 8th Japanese-European Symposium on Composite Materials, Tokyo, Japan, April 2002, pp. 215-224.
  73. Yoji Okabe, Shigeki Yashiro, Ryohei Tsuji, Tadahito Mizutani, Nobuo Takeda. Effect of thermal residual stress on the reflection spectrum from FBG sensors embedded in CFRP composites. Nondestructive Evaluation and Health Monitoring of Aerospace Materials and Civil Infrastructures, Newport Beach, CA, USA, March 2002, Proceedings of SPIE Vol. 4704, pp.59-68.
  74. Yoji Okabe, Nobuhira Tanaka, Tadahito Mizutani, Shigeki Yashiro, Nobuo Takeda. Effect of fiber coatings on detection of transverse cracks in CFRP composites using FBG sensors. 10th International Conference on Fracture, Honolulu, Hawaii, USA, December 2001, 4590-32138-1-PB.
  75. Yoji Okabe, Tadahito Mizutani, Shigeki Yashiro, Nobuo Takeda. Application of small-diameter FBG sensors for detection of damages in composites. Smart Structures and Materials 2001: Sensory Phenomena and Measurement Instrumentation for Smart Structures and Materials, Newport Beach, CA, USA, March 2001, Proceedings of SPIE Vol. 4328, pp.295-305.
  76. Nobuo Takeda, Yoji Okabe, Shigeki Yashiro. Real-time damage detection of composite laminates with embedded Bragg grating sensors. 14th International Conference on Optical Fiber Sensors, Venice, Italy, October 2000, Proceedings of SPIE Vol. 4185, pp. 42-45.
  77. Shigeki Yashiro, Yoji Okabe, Tatsuro Kosaka, Nobuo Takeda. Detection of transverse cracks in composites using fiber Bragg grating sensors. The Second Asian-Australasian Conference on Composite Materials, Kyougju, Korea, August 2000, pp. 1071-1078.
  78. Yoji Okabe, Shigeki Yashiro, Tatsuro Kosaka, Nobuo Takeda. Application of embedded FBG sensors for detection of damages in CFRP composites. The Ninth US-Japan Conference on Composite Materials, Mishima, Japan, July 2000, pp. 175-182.
  79. Yoji Okabe, Shigeki Yashiro, Tatsuro Kosaka, Nobuo Takeda. Detection of transverse cracks in composites by using embedded FBG sensors. Smart Structures and Materials 2000: Sensory Phenomena and Measurement Instrumentation for Smart Structures and Materials, Newport Beach, California, USA, March 2000, Proceedings of SPIE Vol. 3986, pp.282-291.