Research theme for competitive and other funds (53)：
2021 - 2023 走査型非線形誘電率顕微鏡を用いたGaN-MOSの高性能化に資する計測評価
2021 - 2023 Elucidation of atomic structure and dynamics of carrier trap sites
2016 - 2022 Origin elucidation of the problems in the interface electric charge transportation phenomenon using scanning nonlinear dielectric microscopy
Yasuo Cho, Ryo Nakagawa, Toshimaro Yoneda, Takeshi Nakao, Mamoru Ikeura. Nonlinear, elastic, piezoelectric, electrostrictive, and dielectric constants of lithium tantalate. Journal of Applied Physics. 2024. 136. 12
Takashi Sakamoto, Tadayuki Imai, Masahiro Sasaura, Shogo Yagi, Kazuo Fujiura, Yasuo Cho. In-plane distribution of huge local permittivity of KTa1-xNbxO3 estimated from local phase transition temperatures and spatially averaged permittivity. Review of Scientific Instruments. 2024. 95. 7
Yoshiomi Hiranaga, Yuki Noguchi, Takanori Mimura, Takao Shimizu, Hiroshi Funakubo, Yasuo Cho. Data-Driven Analysis of High-Resolution Hyperspectral Image Data Sets through Nanoscale Capacitance-Voltage Measurements to Visualize Ferroelectric Domain Dynamics. ACS Applied Nano Materials. 2024. 7. 8. 8525-8536
Kohei Yamasue, Yasuo Cho. Correlation analysis on local capacitance-voltage profiles of a SiO<sub>2</sub>/SiC interface observed by time-resolved scanning nonlinear dielectric microscopy. 2023 7th IEEE Electron Devices Technology & Manufacturing Conference (EDTM). 2023
Kohei Yamasue, Yasuo Cho. Local capacitance-voltage profiling and deep level transient spectroscopy of SiO2/SiC interfaces by scanning nonlinear dielectric microscopy. Microelectronics Reliability. 2022. 135. 114588-114588
Determination of Nonlinear Elastic Constants of Polycrystalline Metallic Materials Used in Surface Acoustic Wave Devices
(UFFC-JS 2024 (Ultrasonics, Ferroelectrics, and Frequency Control Joint Symposium) 2024)
Measurement of Stress Free Electrostrictive Constants and Nonlinear Dielectric Constants of LiNbO3 Single Crystal
(UFFC-JS 2024 (Ultrasonics, Ferroelectrics, and Frequency Control Joint Symposium) 2024)
2012/04 - 現在 Japan-Korea Conference on Ferroelectricity Organizing Committee委員
2019/12 - 2022/03 The Dielectric Society of Japan Director and Vice Chair
2006/04 - 2022/03 強誘電体応用会議 論文委員,運営委員
2012/04 - 2013/03 International Conference on Non-contact Atomic Force Microscopy Program Committee 委員
2012/04 - 2013/03 International Conference on Non-contact Atomic Force Microscopy Program Committee 委員
2006/04 - 強誘電体応用会議 運営委員
2006/04 - 9th International Conference on Non-contact Atomic Force Microscopy Program Committee 委員
2006/04 - 6th Japan-Korea Conference on Ferroelectricity Organization Committee 委員
2006/04 - 強誘電体応用会議 運営委員
2006/04 - 9th International Conference on Non-contact Atomic Force Microscopy Program Committee 委員
2006/04 - 6th Japan-Korea Conference on Ferroelectricity Organization Committee 委員
2005/04 - International Symposium Micro-And-Nano-Scale Domain Structuring In Ferroelectrics International Advisory Committee 委員
2005/04 - International Symposium Micro-And-Nano-Scale Domain Structuring In Ferroelectrics International Advisory Committee 委員
2004/04 - The 8th International Sumposium on Ferroic Domains and Micro-to-Nano-scopic Structures Program Committee 委員
2004/04 - CIMTEC 2006 (11th International Comferences on Modern Materials amd Technologies) Advisory Boards 委員
2004/04 - The 8th International Sumposium on Ferroic Domains and Micro-to-Nano-scopic Structures Program Committee 委員
2004/04 - CIMTEC 2006 (11th International Comferences on Modern Materials amd Technologies) Advisory Boards 委員
2002/04 - 超音波エレクトロニクスの基礎と応用に関するシンポジウム 運営委員
2002/04 - 超音波エレクトロニクスの基礎と応用に関するシンポジウム 運営委員
2001/04 - 日本音響学会 論文部会委員
2001/04 - 日本音響学会 評議員
2001/04 - 日本音響学会 論文部会委員
2001/04 - 日本音響学会 評議員
2000/04 - 日本音響学会 東北支部庶務幹事
2000/04 - 強誘電体メモリ国際会議実行委員会 委員
2000/04 - 日本音響学会 東北支部庶務幹事
2000/04 - 強誘電体メモリ国際会議実行委員会 委員
1999/04 - IEEE International Ultrasonics Symposium Technical Program Committee 委員(Group 4 (SAWs))
1999/04 - IEEE International Ultrasonics Symposium Technical Program Committee 委員(Group 4 (SAWs))
1998/04 - 1998 IEEE International Ultrasonics Symposium (Sendai) Local Committee 現地委員
1998/04 - 超音波エレクトロニクスの基礎と応用に関するシンポジウム 運営委員
1998/04 - JJAP編集委員会 編集委員
1998/04 - 日本音響学会 東北支部会計幹事
1998/04 - 1998 IEEE International Ultrasonics Symposium (Sendai) Local Committee 現地委員
1998/04 - 超音波エレクトロニクスの基礎と応用に関するシンポジウム 運営委員
1998/04 - JJAP編集委員会 編集委員
1998/04 - 日本音響学会 東北支部会計幹事
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Awards (14)：
2018/09 - The Japan Society of Applied Physics 40th JSAP Outstanding Paper Award Recipients 2018(Award for Best Review Paper) High resolution characterizations of fine structure of semiconductor device and material using scanning nonlinear dielectric microscopy
2009/09/29 - ISIF<SUP>2</SUP>(Inrernational Symposium on Integrated Ferroelectrics and Functionalities) ISIF<SUP>2</SUP> OUTSTANDING ACHIEVEMENT AWARD For work in scanning nonlinear dielectric microscopy in the field of Ferroelectric Materials
2008/04/08 - The Japan Society of Applied Physics JJAP Editorial Contribution Award
2006/03/01 - Pacific Nanotechnology Researcher of the Year 2005
2005/11/17 - 超音波エレクトロニクスの基礎と応用に関するシンポジウム 超音波シンポジウム論文賞 「Three-Dimensional Measurement for Absolute Value of Polarization Angle by Scanning Nonlinear Dielectric Microscopy」
1994/09/10 - IEEE MICROWAVE THEORY AND TECHNIQUES SOCIETY Quality Presentation Recognition By the 1994 IEEE MIT-S International Microwave Symposium. “20dB EFFICIENCY INCREMENT OF SURFACE ACOUSTIC WAVE ELASTIC CONVOLVER USING ACTIVELY CONTROLLED NONLINEAR PIEZOELECTRIC EFFECT”
