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authFullName_s : Yoshikazu Ohara
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Fundamental wave amplitude difference imaging for detection and characterization of embedded cracks

Sylvain Haupert , Yoshikazu Ohara , Ewen Carcreff , Guillaume Renaud
Ultrasonics, 2019, 96, pp.132-139. ⟨10.1016/j.ultras.2019.02.003⟩
Journal articles hal-02167418v1

Characterization of fatigue crack of hydrogen-charged austenitic stainless steel by electromagnetic and ultrasonic techniques

Sho Takeda , Yoshikazu Ohara , Tetsuya Uchimoto , Hirotoshi Enoki , Takashi Iijima et al.
International Journal of Hydrogen Energy, 2022, 47 (75), pp.32223-32234. ⟨10.1016/j.ijhydene.2022.07.105⟩
Journal articles hal-03996629v1

Experimental analysis of linear and nonlinear ultrasonic scatterings at closed fatigue crack using fixed-voltage fundamental wave amplitude difference with radarlike display

Yoshikazu Ohara , Taisei Umezaki , Ewen Carcreff , Sylvain Haupert , Toshihiro Tsuji et al.
Japanese Journal of Applied Physics, 2021, 60 (SD), pp.SDDB01. ⟨10.35848/1347-4065/abe2e7⟩
Journal articles hal-03933073v1

Imaging of three-dimensional crack open/closed distribution by nonlinear ultrasonic phased array based on fundamental wave amplitude difference

Yoshikazu Ohara , Hiromichi Nakajima , Sylvain Haupert , Toshihiro Tsuji , Tsuyoshi Mihara et al.
Japanese Journal of Applied Physics, 2020, 59 (SK), pp.SKKB01. ⟨10.35848/1347-4065/ab79ea⟩
Journal articles hal-03933078v1