Art

J-GLOBAL ID：200902294730002152   Reference number：08A1180812

Detection of subharmonic components generated from microbubbles in water using double-layered piezoelectric transducer with aligning polarization directions

分極方向を揃えた2層圧電変換器を用いた水中マイクロバブルにより生成される低調波成分の検出

Author (2)： FUKUDA Makoto (Dep. of Electrical and Electronic Engineering, Fac. of Engineering and Resource Sci., Akita Univ.) ,  IMANO Kazuhiko (Dep. of Electrical and Electronic Engineering, Fac. of Engineering and Resource Sci., Akita Univ.)
Material： Acoustical Science and Technology  (Acoust Sci Technol)
Volume： 29  Issue： 6  Page： 399-402 (J-STAGE)  Publication year： 2008 
JST Material Number： Z0931A  ISSN： 1346-3969  Document type： Article
Article type： 短報  Country of issue： Japan (JPN)  Language： ENGLISH (EN)

Thesaurus term： *converter ,  underwater ,  *bubble ,  fractional harmonic ,  *Ultrasonography ,  ultrasonic pulse ,  fundamental frequency ,  *Micro bubble
Semi thesaurus term： *piezoelectric transducer ,  fractional harmonic

JST classification (1)： Acoustic transducer and other acoustic equipments  (BB03060N)

Reference (18)：

• 1) F. Forsberg, W. T. Shi and B. B. Goldberg, “Subharmonic imaging of contrast agents,” Ultrasonics, 38, 93–98 (2000).
• 2) F. Forsberg, W. T. Shi, B. Jadidian and A. A. Winder, “Multi-frequency harmonic arrays: initial experience with a novel transducer concept for nonlinear contrast imaging,” Ultrasonics, 43, 79–85 (2004).
• 3) I. Y. Solodov, N. Krohn and G. Busse, “CAN: An example of nonclassical acoustic nonlinearity in solids,” Ultrasonics, 40, 621–625 (2002).
• 4) Y. Ohara, T. Mihara, R. Sasaki, T. Ogata, S. Yamamoto, Y. Kishimoto and K. Yamanaka, “Imaging of closed cracks using nonlinear response of elastic waves at subharmonic frequency,” Appl. Phys. Lett., 90, 011902-1-3 (2007).
• 5) S. Saitoh, M. Izumi and Y. Mine, “A dual frequency ultrasonic probe for medical applications,” IEEE Trans. Ultrason. Ferroelectr. Freq. Control, 42, 294–300 (1995).

Terms in the title (6)： 分極 ,  2層 ,  圧電変換器 ,  水中 ,  マイクロバブル ,  低調波