Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
US |
2023-11-27 15:45 |
Shizuoka |
Shizuoka University |
Measuring mechanical quality factor (Q-factor) using a completely non-contact method Masatoshi Tsuchida, Takeshi Morita (The Univ. of Tokyo) US2023-53 |
[more] |
US2023-53 pp.55-60 |
US |
2023-06-16 13:25 |
Kyoto |
Muromachi Campus, Doshisha University |
Effect of Piezoelectric properties and prestress for Langevin transducers in High-power driving Kota Yokoyama (The Univ. of Tokyo/Niterra), Takashi Kasashima (Niterra), Takeshi Morita (The Univ. of Tokyo) US2023-10 |
[more] |
US2023-10 pp.5-10 |
US |
2023-05-18 14:35 |
Tokyo |
Surugadai Campus, Nihon University |
Structural optimization of the first parabolic reflector of DPLUS Shoki Ieiri, KyoHei Yamada, Chen Kang, Takeshi Morita (The Univ. of Tokyo) US2023-6 |
A high-frequency ultrasonic transducer with focusing mechanism using two parabolic surfaces (DPLUS) is structurally opti... [more] |
US2023-6 pp.28-32 |
US |
2022-05-19 14:05 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Transfer matrix simulation of Langevin type transducer driving including the nonlinear effect Kota Yokoyama (The Univ. of Tokyo/NGK Spark Plug), Takashi Kamashima (NGK Spark Plug), Susumu Miyake, Takeshi Morita (The Univ. of Tokyo) US2022-7 |
Bolt-clamped Langevin transducer are widely used for high-power applications; however, saturation of vibration velocity ... [more] |
US2022-7 pp.26-31 |
US |
2022-05-19 14:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Focusing mechanism of Tube-Type Double-Parabolic-Reflectors Ultrasonic Transducer Kyohei Yamada, Chen Kang (The Univ. of Tokyo), Takasuke Irie (Microsonic), Takashi Iijima (AIST), Susumu Miyake, Takeshi Morita (The Univ. of Tokyo) US2022-8 |
(To be available after the conference date) [more] |
US2022-8 pp.32-37 |
US |
2021-06-18 13:25 |
Online |
Online |
Fundamental Study of Tube-Type Double-Parabolic-Reflectors Ultrasonic Transducer Kyohei Yamada, Kang Chen (The Univ. of Tokyo), Takasuke Irie (Microsonic), Takashi Iijima (Tokyo Univ. of Science), Susumu Miyake, Takeshi Morita (The Univ. of Tokyo) US2021-9 |
(To be available after the conference date) [more] |
US2021-9 pp.6-11 |
US |
2020-05-18 13:30 |
Online |
Online |
Propagation characteristics of high-frequency ultrasound in metallic glass waveguide Kohei Shinoda, Kang Chen (The Univ. of Tokyo), Takasuke Irie (Microsonic), Takashi Iijima (AIST), Takeshi Morita (The Univ. of Tokyo) US2020-8 |
In developing an ultrasonic microscope using a thin waveguide, quartz glass has been used as a waveguide material. Howev... [more] |
US2020-8 pp.1-5 |
US |
2019-02-22 13:00 |
Kanagawa |
|
Dynamic Preload Control of Rotary Ultrasonic Motors Using Extremum Seeking Control Abdullah Mustafa, Takeshi Morita (The Univ. of Tokyo) US2018-111 |
Rotary ultrasonic motors (USM) can be controlled by adjusting the elliptical trajectory on the stator?s surface or by ch... [more] |
US2018-111 pp.15-19 |
US |
2018-12-10 13:55 |
Tokyo |
|
Acoustic focusing to the waveguides utilizing double parabolic reflectors Kang Chen (The Univ. of Tokyo), Takasuke Irie (Microsonic Co), Takashi Iijima (AIST), Takeshi Morita (The Univ. of Tokyo) US2018-71 |
Acoustic waveguides are utilized for guiding sound waves and have been universally exploited for low-loss ultrasound tra... [more] |
US2018-71 pp.5-10 |
US |
2018-02-19 16:00 |
Tokyo |
|
Evaluation method of piezoelectric materials for high-power ultrasonic applications Susumu Miyake (UT), Takashi Kasashima, Masato Yamazaki, Yasuyuki Okimura (NTK), Hajime Nagata (TUS), Takeshi Morita (UT) US2017-118 |
High power properties of piezoelectric transducer were evaluated considering complex nonlinear elastic constants. The pi... [more] |
US2017-118 pp.37-42 |
US, EA (Joint) |
2018-01-23 13:00 |
Osaka |
|
[Poster Presentation]
Dynamic resonant frequency control range expansion of ultrasonic transducer Hiroki Yokozawa (Tokyo Univ.), Jens Twiefel, Michael Weinstein (Univ. Hannover), Takeshi Morita (Tokyo Univ.) US2017-93 |
[more] |
US2017-93 pp.59-62 |
US |
2017-12-11 16:45 |
Tokyo |
|
Modeling of Langevin transducer with transfer matrix of piezoelectric 33-mode introducing nonlinear elastic coefficients Naruhiro Iwama, Susumu Miyake, Takeshi Morita (The Univ. of Tokyo) US2017-81 |
Bolt-clamped Langevin transducers are widely used for high-power applications such as washing machines and wire bonding ... [more] |
US2017-81 pp.37-40 |
US |
2017-06-27 16:55 |
Tokyo |
|
Fundamental study on self-sensing piezoelectric manipulator Kenta Suzuki (Univ. of Tokyo), Sze Keat Chee (Mechano Transformer), Takeshi Morita (Univ. of Tokyo) US2017-28 |
(To be available after the conference date) [more] |
US2017-28 pp.43-46 |
PRMU, CNR |
2017-02-18 11:20 |
Hokkaido |
|
Implementation of teacher-robot collaborative lesson application in PRINTEPS Chihiro Nishimoto, Shunsuke Akashiba, Naoya Takahashi, Takeshi Morita (Keio Univ.), Reiji Kukihara, Misae Kuwayama (Keio E.S.), Takahira Yamaguchi (Keio Univ.) PRMU2016-163 CNR2016-30 |
[more] |
PRMU2016-163 CNR2016-30 pp.63-68 |
US |
2016-12-12 15:25 |
Tokyo |
|
Nonlinear 2nd term in the piezoelectric longitudinal vibration Ryohei, Takeshi Morita (Tokyo Univ.) US2016-68 |
[more] |
US2016-68 pp.41-46 |
US |
2016-12-12 15:50 |
Tokyo |
|
Design of a resonant frequency ratio-controllable transducer Hiroki Yokozawa (Tokyo Univ.), Jens Twiefel, Michael Weinstein (Hannover Univ.), Takeshi Morita (Tokyo Univ.) US2016-69 |
[more] |
US2016-69 pp.47-51 |
CNR |
2015-12-18 11:00 |
Kanagawa |
|
PRINTEPS: Total Intelligent Application Development Tool based on Stream Reasoning and ROS Takeshi Morita, Ryota Nishimura, Takahira Yamaguchi (Keio Univ.) CNR2015-25 |
In this paper, we propose PRINTEPS(PRactical INTElligent aPplicationS) which is a total intelligent application developm... [more] |
CNR2015-25 pp.55-60 |