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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EE, CPM | 2015-02-27 13:00 |
Tokyo | NTT Musashino R&D Center | Proposal of AC Battery Cells with Semi-permanent Life using Flywheel Keisuke Nakano, Koji Kato, Satoru Ishiguma, Youichi Ito (Sanken Electric), Yoshiya Ohnuma (Nagaoka Power Electronics)  EE2014-45 CPM2014-159 |
[more] | EE2014-45 CPM2014-159 pp.25-30 |
| US | 2014-12-15 14:45 |
Tokyo | Tokyo Institute of Technology, Suzukakedai Campus | A basic study of measurement for fire damage level in concrete using high-intensity aerial ultrasonic waves and optical instrument
-- Relationship between heated temperature and vibration velocity in concrete -- Masakatsu Enomoto, Ayumu Osumi, Youichi Ito (Nihon Univ) US2014-68 |
Fire-damaged diagnosis of the concrete includes various method including the physical or chemical examination. We propos... [more] | US2014-68 pp.17-22 |
| US | 2014-11-13 15:45 |
Ishikawa | Kanazawa Institute of Technology | A Basic study of Noncontact and Nondestructive Method by High-intensity Aerial Ultrasonic Burst Wave Ayumu Osumi, Youichi Ito (Nihon Univ.) US2014-63 |
[more] | US2014-63 pp.29-34 |
| US | 2014-10-22 13:00 |
Shizuoka | Shizuoka Univ., Hamamatsu Campus | A study of sound pressure characteristics in ear canal at the ultrasonic-frequency range
-- examination of experiment and simulation -- Natsumi Wada, Ayumu Osumi, Youichi Ito (Nihon Univ.) US2014-49 |
In this study of ultrasonic exposure, we have studied the sound pressure characteristics in a pseudo ear canal set up a ... [more] | US2014-49 pp.1-6 |
| US | 2014-09-29 13:25 |
Yamagata | Yamagata Univ. Yonezawa Campus | Removal of liquid in an elongated pore by very high-intensity aerial ultrasonic waves Toshiyuki Ishii, Ayumu Osumi, Youichi Ito (Nihon Univ.) US2014-44 |
[more] | US2014-44 pp.7-12 |
| US | 2014-05-26 13:55 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A new technique for converging into a point sound waves radiated from a stripe-mode vibration plate Youichi Ito, Ayumu Osumi (Nihon Univ.) US2014-9 |
[more] | US2014-9 pp.7-12 |
| US | 2014-04-22 15:45 |
Tokyo | The University of Electro-Communications | A Non-contact Method for Detecting Crack within Metal Plate by High-intensity Aerial Ultrasonic Wave Ayumu Osumi, Yuuya Shimada, Youichi Ito (Nihon Univ.) US2014-6 |
We study a new method in noncontact way for detecting crack in metal plate by high-intensity aerial ultrasonic waves and... [more] | US2014-6 pp.31-36 |
| EA, US (Joint) |
2014-01-27 13:25 |
Osaka | Kansai University, Centenary Memorial Hall | Development of a High Power of Aerial Ultrasonic Sound Source Using Cross Type Direction Changer of Longitudinal Vibration Kenji Hosokaswa, Ayumu Osumi, Youichi Ito (Nihon Univ.) US2013-87 |
We have studied aerial ultrasonic sound source adopts a longitudinal vibration system which comprise of a multiple strip... [more] | US2013-87 pp.31-36 |
| US | 2013-12-18 16:15 |
Tokyo | Surugadai Campus, Nihon University | Guidance of Exfoliated Fine Particles by High-Intensity Aerial Ultrasonic Waves Takumi Kobayashi, Ayumu Osumi, Youichi Ito (Nihon Univ.) US2013-79 |
[more] | US2013-79 pp.29-34 |
| US | 2013-12-18 16:45 |
Tokyo | Surugadai Campus, Nihon University | Basic study of Noncontact and Nondestructive method by Using High-Intensity Aerial Ultrasonic Waves
-- Examination using phase difference -- Ayumu Osumi, Takahito Otsuka, Youichi Ito (Nihon Univ.) US2013-80 |
[more] | US2013-80 pp.35-40 |
| US | 2013-04-23 16:15 |
Tokyo | The University of Electro-Communications | Experimental Consideration on the Effect of the Optical Vibration Measurement in High-Intensity Aerial Ultrasonic Field Ayumu Osumi, Youichi Ito (Nihon Univ.) US2013-7 |
In this study, we consider a new method in noncontact and nondestructive way for detecting internal defect in solid mate... [more] | US2013-7 pp.33-38 |
| US | 2012-12-18 16:30 |
Kanagawa | Suzukakedai Campus, Tokyo Institute of Technology | Basic Examination of Noncontact and Nondestructive inspection technique by Using High-Intensity Aerial Ultrasonic Waves
-- Effect on the optical measurement by high intensity ultrasonic field -- Ayumu Osumi, Hiromasa Kobayashi, Yasuhiro Nojima, Youichi Ito (Nihon Univ.) US2012-87 |
In this study, we consider a new method in noncontact and nondestructive way for detecting internal defect in solid mate... [more] | US2012-87 pp.39-44 |
| US | 2012-04-25 13:00 |
Tokyo | Nihon Univ. | Removal of Adhered Fine Particle Using High-Intensity Aerial Ultrasonic Waves with Narrow Pipe Kazuki Senda, Takumi Kobayashi, Ayumu Osumi, Youichi Ito (Nihon Univ.) US2012-1 |
When high-intensity aerial ultrasonic waves (with a frequency of approximately 20–50 kHz) are applied to drops of ... [more] | US2012-1 pp.1-6 |
| US | 2011-12-22 15:25 |
Kanagawa | Suzukakedai Campus, Tokyo Institute of Technology | Basic Study of Measurement System for Fire Damage Level of Concrete Using High-Intensity Aerial UltrasonicWaves Ayumu Osumi, Yasuhiro Nojima, Youichi Ito (Nihon Univ.) US2011-82 |
A fire site holds important information about the cause of fire outbreak; for instance, a concrete wall can provide a we... [more] | US2011-82 pp.31-36 |
| US | 2011-04-28 14:50 |
Tokyo | The University of Electro-Communications | Consideration of Nonlinear Vibration Characteristic of Object For Irradiating High-Intensity UltrasonicWaves by a Point-Convergence-Type Aerial Ultrasonic Source. Ayumu Osumi, Youichi Ito (Nihon Univ.) US2011-5 |
We considered a noncontact method that can detect defects in materials by analyzing frequency information obtained from ... [more] | US2011-5 pp.23-28 |
| US | 2010-10-19 13:30 |
Tokyo | Nihon Univ. | A Basic Study on the Detection of the Internal Peeling Area in the Building Material by High-Intensity Aerial Ultrasonic Waves. Ayumu Osumi, Kazuki Doi, Youichi Ito (Nihon Univ.) US2010-71 |
The impact acoustic method and the infrared method are often used to analyze building materials such as mortar and tile.... [more] | US2010-71 pp.7-12 |
| US | 2009-12-18 14:20 |
Kanagawa | Suzukakedai Campus, Tokyo Institute of Technology | Removal of the Liquid in an Elongated Pore by High-Intensity Aerial Ultrasonic Waves Eri Takamura, Youichi Ito (Nihon Univ.) US2009-82 |
We experimentally verified the method by which the liquid that had entered in an elongated pore with open ends could be ... [more] | US2009-82 pp.13-18 |
| US | 2008-12-19 15:30 |
Kanagawa | Study on Point-converging Aerial Ultrasonic Sound Source with Two Flexural Vibrating Circular Plates Kazuhiro Suzuki, Youichi Ito (Nihon Univ.) US2008-70 |
This paper studies the possible downsizing of the already developed point-converging ultrasonic sound source (20 kHz) th... [more] | US2008-70 pp.19-24 |
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