Rchr
J-GLOBAL ID：200901093025585077   Update date: Feb. 01, 2024

Ohara Yoshikazu

オハラ ヨシカズ | Ohara Yoshikazu
Affiliation and department：
Tohoku University Graduate School of Engineering Department of Materials Processing Microsystems Design and Processing Materials Evaluation and Sensing

About Tohoku University Graduate School of Engineering Department of Materials Processing Microsystems Design and Processing Materials Evaluation and Sensing


Job title： Professor
Homepage URL  (2)： http://www.material.tohoku.ac.jp/~hyoka/member_ohara_jp.html ,  http://www.material.tohoku.ac.jp/~hyoka/member_ohara_en.html
Research field  (1)： Material fabrication and microstructure control
Research keywords  (3)： material evaluation ,  nonlinear dynamics ,  Ultrasonic measurement (nonlinear ultrasound)
Research theme for competitive and other funds  (18)：
  • 2021 - 2025 コンクリート内部損傷の遠隔3D検査を実現するドライアイス衝突式レーザアレイ映像法
  • 2022 - 2025 モード変換エバネッセント場が切り拓く薄板接合部の超解像可視化技術創成
  • 2019 - 2022 Ultra-Multiple-Point Laser Scanning 3D Ultrasonic Imaging Method for Challenging to Improve Reliability of Actual Structures and Elucidate Defect Generation Mechanisms
  • 2021 - 最先端超音波を駆使した3D欠陥可視化技術創成
  • 2015 - 2018 Development of nonlinear ultrasonic phased array imaging with surface acoustic wave and thermal stress
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Papers (117)：
  • Yoshikazu Ohara, T. J. Ulrich, Marcel C. Remillieux, Kosuke Tsunoda, Takumi Yamada, Toshihiro Tsuji, Tsuyoshi Mihara. Multi-mode 3D ultrasonic phased array imaging method using piezoelectric and laser ultrasonic system (PLUS). Japanese Journal of Applied Physics. 2023. 62. SJ. SJ1019-1-SJ1019-9
  • T. Tsuji, H. Fukushi, T. Oizumi, N. Takeda, T. Iwaya, S. Akao, Y. Tsukahara, K. Yamanaka, Y. Ohara, T. Mihara. Fundamental Study of Nondestructive Testing of Inner Surface of Stainless-Steel Tubings by Ball SAW Trace Moisture Sensor. Proceedings of Symposium on Ultrasonic Electronics. 2022. 43. 3J1-2-1-3J1-2-2
  • Takumi Yamada, Yoshikazu Ohara, T. J. Ulrich, Marcel C. Remillieux, Toshihiro Tsuji, Tsuyoshi Mihara. 3D Ultrasonic Imaging of Small Defects Using High-Frequency Piezoelectric Transmitter and Ultra-Multiple Laser 2D Scanning. Proceedings of Symposium on Ultrasonic Electronics. 2022. 43. 3Pb2-2-1-3Pb2-2-2
  • Masateru Endo, Kento Isshikida, Takumi Yamada, Iichiro Aizawa, Toshihiro Tsuji, Yoshikazu Ohara, Tsuyoshi Mihara. Fundamental Study on 2D Array Transducer for High-Sensitivity 3D Imaging of Creep Damage. Proceedings of Symposium on Ultrasonic Electronics. 2022. 43. 2Pa2-6-1-2Pa2-6-2
  • Yoshikazu Ohara, T. J. Ulrich, Marcel C. Remillieux, Kosuke Tsunoda, Takumi Yamada, Toshihiro Tsuji, Tsuyoshi Mihara. Multi-Mode 3D Ultrasonic Phased Array Imaging Method Using Piezoelectric and Laser Ultrasonic System (PLUS). Proceedings of Symposium on Ultrasonic Electronics. 2022. 43. 2Pb2-4-1-2Pb2-4-2
ｍore...
MISC (36)：
  • 小原良和. き裂の高精度計測のための先進超音波フェーズドアレイ映像法. ぶれいず. 2023. 57. 128. 24-30
  • 小原良和. 高精度き裂計測のための先進超音波フェーズドアレイ映像法. 溶接技術. 2023. 71. 40-45
  • 小原良和. 原理からわかる非破壊検査技術とのその最前線 第2回:超音波試験法. 保全学. 2022. 21. 3. 45-52
  • 小原良和. 超多点レーザスキャンに基づく高分解能3D超音波フェーズドアレイ映像法PLUS. 検査技術. 2022. 27. 10. 15-21
  • 小原良和, 大藪陽太. 横波励起のモード変換縦波エバネッセント場に基づく暗視野映像法 ~高SN比の超解像イメージングを目指して~. 超音波TECHNO. 2022. 34. 4. 15-21
ｍore...
Patents (4)：
  • METHOD FOR IMAGING A STRUCTURE DEFECT AND DEVICE FOR IMAGING A STRUCTURE DEFECT
  • 欠陥検査装置、欠陥検査方法、プログラム及び記憶媒体
  • METHOD FOR IMAGING STRUCTURE DEFECT,DEVICE FOR IMAGING STRUCTURE DEFECT,METHOD FOR IMAGING BUBBLE OR LESION, AND DEVICE FOR IMAGING BUBBLE OR LESION(構造物欠陥の映像化方法、構造物欠陥の映像化装置、気泡や病変部の映像化方法および気泡や病変部の映像化装置)
  • 超音波を用いる物体検査方法および装置
Books (2)：
  • Measurement of Nonlinear Ultrasonic Characteristics
    Springer 2020
  • Nonlinear Ultrasonic and Vibro-Acoustical Techniques for Nondestructive Evaluation
    Springer 2018
Lectures and oral presentations  (180)：
  • 高精度非破壊計測を実現する先進超音波フェーズドアレイ映像法
    (第124回界面接合研究委員会・2023年度第2回日本溶接協会先端材料接合委員会 合同委員会 2023)
  • 3D Ultrasonic Phased-Array Imaging for Various NDE Applications
    (2023 International Congress on Ultrasonics (ICU) 2023)
  • Development of 1024-element 2D matrix array transducer for high-resolution 3D phased-array imaging in NDE Applications
    (13th European Conference on Non-Destructive Testing (13th ECNDT) 2023)
  • 高精度き裂計測のための先進超音波フェーズドアレイ映像法の開発
    (2023年度 非破壊検査総合シンポジウム 2023)
  • 高精度き裂計測のための先進超音波フェーズドアレイ映像法
    (日本金属学会 2023年春季(第172回)講演大会 2023)
ｍore...
Professional career (1)：
  • 博士(工学) (Tohoku University)
Committee career (48)：
  • 2023/06 - 現在 Symposium on UltraSonic Electronics Program Committee Member
  • 2022/06 - 現在 2023 International Congress on Ultrasonics (ICU) International organizing committee & Session organizer
  • 2022/06 - 現在 日本非破壊検査協会 評議員
  • 2021/12 - 現在 Academia NDT International Council member (co-opted member)
  • 2020/12 - 現在 Academia NDT International Full member
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Awards (21)：
  • 2023/03 - The Japan Institute of Metals and Materials Meritorious Award Development of innovative ultrasonic phased-array imaging methods for accurate crack sizing
  • 2022/11 - Symposium on Ultrasonic Electronics Best Paper Award of the 42nd Symposium on Ultrasonic Electronics High-Resolution 3D Phased-Array Imaging of Fatigue Cracks Using Piezoelectric and Laser Ultrasonic System (PLUS)
  • 2021/05 - 一般財団法人 みやぎ産業科学振興基金 一般財団法人 みやぎ産業科学振興基金 研究奨励賞 革新的3次元超音波映像法の開発
  • 2020/12 - Academia NDT International Full member of Academia NDT International
  • 2020/09 - The Japan Institute of Metals and Materials The 17th Murakami Incentive Award of the Japan Institute of Metals and Materials Development of Nonlinear Ultrasonic Phased Array for the Accurate Measurement of Closed Cracks
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Association Membership(s) (7)：
非線形音響研究会 ,  電子情報通信学会 ,  日本金属学会 ,  IEEE ,  応用物理学会 ,  日本非破壊検査協会 ,  Academia NDT International
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