Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
US |
2007-09-27 13:00 |
Miyagi |
Tohoku Univ. |
Single Phase Drive Ultrasonic Motor of LiNbO3 Rectangular Plate
-- Utilization of mode coupling caused by crystal anisotropy -- Hideki Tamura, Kyousuke Shibata, Seiji Hirose (Yamagata Univ.), Manabu Aoyagi (Muroran Inst. of Tech.), Yoshiro Tomikawa (Yamagata Univ.), Takehiro Takano (Tohoku Inst. of Tech.) US2007-35 |
This paper deals with an ultrasonic motor using single crystal LiNbO$_3$ as a lead-free piezo-material. A single phase d... [more] |
US2007-35 pp.1-6 |
US |
2007-09-27 13:30 |
Miyagi |
Tohoku Univ. |
Speed control method of ultrasonic linear motor using ring-type vibrator Manabu Aoyagi (Muroran Inst. of Tech.), Takehiro Takano (Tohoku Inst. of Tech.), Yoshiro Tomikawa, Hideki Tamura, Seiji Hirose (Yamagata Univ.) US2007-36 |
[more] |
US2007-36 pp.7-12 |
US |
2007-09-27 14:00 |
Miyagi |
Tohoku Univ. |
Lower speed controllability improvement of a V-shape two bolt-clamped Langevin type transducer ultrasonic linear motor Kazumasa Asumi (Taiheiyo-cement/Tokyo Inst. of Tech.), Ryouichi Fukunaga, Takeshi Fujimura (Taiheiyo-cement), Minoru Kurosawa (Tokyo Inst. of Tech.) US2007-37 |
[more] |
US2007-37 pp.13-18 |
US |
2007-09-27 14:30 |
Miyagi |
Tohoku Univ. |
Ultrasonic motor using a diagonally symmetrical layer ceramic plate vibrating in L1-F2 coupling vibration modes Takehiro Takano (Tohoku Insti. Tech..), Hideki Tamura, Yoshiro Tomikawa (Yamagata Univ.), Manabu Aoyagi (Muroran Insti, Tech.) US2007-38 |
[more] |
US2007-38 pp.19-22 |
US |
2007-09-27 15:20 |
Miyagi |
Tohoku Univ. |
Propagation and TCF Characteristics of Boundary Waves of Structures of Multi-Layers/Electrodes/Piezoelectric Substrates Kazuhiko Yamanouchi, Yusuke Satoh (Tohoku Inst. of Tech.) US2007-39 |
[more] |
US2007-39 pp.23-28 |
US |
2007-09-27 15:50 |
Miyagi |
Tohoku Univ. |
Identification of Heart Wall Based on Coherence among Ultrasonic RF Echoes Takaomi Kinugawa, Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) US2007-40 |
Ultrasonic RF echoes from the heart wall and lumen were analyzed in frequency domain in order to
distinguish the heart ... [more] |
US2007-40 pp.29-34 |
US |
2007-09-27 16:20 |
Miyagi |
Tohoku Univ. |
Accurate Tracking of Arterial Wall by Acquisition of Ultrasonic RF Signal at Ultra High Frame Rate Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) US2007-41 |
We developed a phase-sensitive correlation method, namely, {\it
phased-tracking method}, for estimating the spatial dis... [more] |
US2007-41 pp.35-39 |
US |
2007-09-27 16:50 |
Miyagi |
Tohoku Univ. |
Memories of Prof. Shibayama on the Study of Magnetostrictive and Short Column Vibrators, and SAW Devices Kazuhiko Yamanouchi (Tohoku Inst. Tech.) US2007-42 |
[more] |
US2007-42 pp.41-46 |
US |
2007-09-28 09:30 |
Miyagi |
Tohoku Univ. |
The Optimal design of the T-type NULL Circuit with a Quartz Crystal Resonator Koichi Hirama (Univ. Yananashi), Takehiko Adachi (Yokohama Nat. Univ.), Yasuhiko Nakagawa (Univ. Yananashi), Takeshi Yanagisawa (Tokyo Inst. Tech.) US2007-43 |
We searched in an open-loop state for two conditions that give the optimal setup of circuit constants in a T-type null c... [more] |
US2007-43 pp.1-6 |
US |
2007-09-28 10:00 |
Miyagi |
Tohoku Univ. |
Numerical Simulation of Acoustic Wave Propagation Using Asymmetric Finite Difference Time Domain (A-FDTD) Method with higher order FDTD Kan Okubo (Tokyo Metropolitan Univ.), Sungqwan Oh (Akita Prefectural Univ.), Takao Tsuchiya (Doshisha Univ.), Nobunao Takeuchi (Akita Prefectural Univ.), Norio Tagawa (Tokyo Metropolitan Univ.) US2007-44 |
FDTD method has been a popular technique for numerical analysis of sound wave propagation in time domain. However, Stand... [more] |
US2007-44 pp.7-12 |
US |
2007-09-28 10:30 |
Miyagi |
Tohoku Univ. |
The basic examination of the gas sensor using a good point of the Lamb wave Naoki Yamamoto, Yasuhiko Nakagawa, Shoji Kakio (Univ. of Yamanashi) US2007-45 |
When the thickness of the substrate is equal or thereunder with a wavelength, the Lamb wave excited efficiently. The Lam... [more] |
US2007-45 pp.13-18 |
US |
2007-09-28 11:00 |
Miyagi |
Tohoku Univ. |
Anisotropy Analysis of Ball Surface Acoustic Wave Devices by using Orientation Control Apparatus with Noncontact Electrodes Kazunori Ohte (Tohoku Univ./JST,CREST), Takayuki Yanagisawa (Toppan Printing co.,ltd./JST,CREST), Shingo Akao (Tohoku Univ. & Toppan Printing co.,ltd./JST,CREST), Noritaka Nakaso (Toppan Printing co.,ltd./JST,CREST), Kazushi Yamanaka (Tohoku Univ./JST,CREST) US2007-46 |
In order to realize a device with longer propagation length and fewer loss, it is necessary to control orientation of th... [more] |
US2007-46 pp.19-24 |
US |
2007-09-28 11:30 |
Miyagi |
Tohoku Univ. |
Analysis of Ball Surface Acoustic Wave Sensor Response to Wide Variety of Gases Using Gas Chromatography Naoya Iwata, Masanori Sakuma, Toshihiro Tsuji (Tohoku Univ./JST,CREST), Shingo Akao (Tohoku Univ./Toppan Printing Co./JST,CREST), Kazuhiro Noguchi, Noritaka Nakaso (Toppan Printing/JST,CREST), Dongyoun Sim, Nobuo Takeda (BALL Semicinductor Inc.), Takeshi Fukiura (YAMATAKE Co.), Kazushi Yamanaka (Tohoku Univ./JST,CREST) US2007-47 |
In environment and security, it is needed to detect a wide variety of dangerous gases with high sensitivity.
In order ... [more] |
US2007-47 pp.25-29 |
US |
2007-09-28 13:00 |
Miyagi |
Tohoku Univ. |
SH-SAW propagation characteristics in (11-20) ZnO film/silica glass substrate structures Atsushi Tanaka (Doshisha Univ.), Takahiko Yanagitani (Tohoku Univ.), Mami Matsukawa, Yoshiaki Watanabe (Doshisha Univ.) US2007-48 |
We have reported the fabrication of the (11-20) textured ZnO film without epitaxial technique. An IDT on the (11-20) tex... [more] |
US2007-48 pp.31-36 |
US |
2007-09-28 13:30 |
Miyagi |
Tohoku Univ. |
Nonlinearity parameter measurement for polymer plates using focused ultrasound Shigemi Saito, Yoshiro Motohashi (Tokai Univ.) US2007-49 |
The measurement of the nonlinearity parameter B/A based on the finite amplitude method for a 1 mm thick polymer plate wh... [more] |
US2007-49 pp.37-42 |
US |
2007-09-28 14:00 |
Miyagi |
Tohoku Univ. |
Determination of Acoustical Physical Constants of AlN Single Crystals by the Line-Focus-Beam/Plane-Wave Ultrasonic Material Characterization System Yuji Ohashi, Mototaka Arakawa, Jun-ichi Kushibiki (Tohoku Univ.), Boris M. Epelbaum, Albrecht Winnacker (Univ. Erlangen-Nuremberg) US2007-50 |
[more] |
US2007-50 pp.43-48 |
US |
2007-09-28 14:50 |
Miyagi |
Tohoku Univ. |
Evaluation of ZnO Single Crystals by Means of the Ultrasonic Microspectroscopy Technology Tomoya Tanaka, Yuji Ohashi, Mototaka Arakawa, Jun-ichi Kushibiki (Tohoku Univ.) US2007-51 |
[more] |
US2007-51 pp.49-54 |
US |
2007-09-28 15:20 |
Miyagi |
Tohoku Univ. |
Ultrasonic spectroscopy of silicate glasses Jun-ichi Kushibiki, Mototaka Arakawa, Kouji Suzuki, Yuu Ono (Tohoku Univ.) US2007-52 |
Ultrasonic characterization of silicate glasses was conducted by measuring bulk acoustic properties in the VHF/UHF range... [more] |
US2007-52 pp.55-60 |