今野 和彦

Possibilities of nondestructive evaluation of a pipe using air-coupled ultrasonic wave in the MHz range 

IEICE ELECTRONICS EXPRESS 5(17) 668-671 2008年9月  

Novel Detection System Using Double-Layered Piezoelectric Transducer in Same Polarization Direction for Sub-Harmonic Components Generated from Plastic-Deformed Metal Rod 

JAPANESE JOURNAL OF APPLIED PHYSICS 47(5) 3899-3903 2008年5月  

A Novel System Using Double-Layered Piezoelectric Transducer for Detecting Sub-Harmonic Components of Ultrasonic Pulse Waves 

International journal of the Society of Materials Engineering for Resources 15(2) 42-45 2008年  

Real-time ultrasonic imaging of several order harmonics using double-layered piezoelectric transducer 

ELECTRONICS LETTERS 43(22) 1237-1239 2007年10月  

Precise displacement measurements using phase information of 40 kHz ultrasonic waves in pinhole-based air-coupled ultrasonic system 

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS 46(7B) 4545-4548 2007年7月  

Real time detection of second-harmonic components generated from plastic-deformed metal rod using double-layered piezoelectric transducer 

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS 46(7B) 4529-4531 2007年7月  

Experimental study on intermediate layer made of (0-3) composite materials for use in air-coupled ultrasonic transducers 

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS 46(7B) 4479-4482 2007年7月  

A tilted angle polarization type piezoelectric transducer for plate wave generation 

IEICE ELECTRONICS EXPRESS 4(10) 340-343 2007年5月  

有限振幅超音波を用いた閉口クラックからの2次高調波の検出 

素材物性学雑誌 20(1) 12-18 2007年  

Analysis of sound field profile formed by conical acoustic probe with pinhole 

IEICE ELECTRONICS EXPRESS 4(2) 72-76 2007年1月  

Low-frequency air-coupled ultrasonic system beyond diffraction limit using pinhole 

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS 45(5B) 4560-4564 2006年5月  

Real time extraction system using double-layered piezoelectric transducer for second-harmonic ultrasonic pulse waves 

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS 45(5B) 4556-4559 2006年5月  

Real-time measurement of acoustic properties of coating material using surface wave and plate wave 

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS 44(6B) 4333-4335 2005年6月  

Lateral resolution beyond diffraction limit using 40 kHz air-coupled ultrasonic systems 

ELECTRONICS LETTERS 41(10) 620-622 2005年5月  

Submicrometer-order displacement measurements using an air-coupled ultrasonic transducer at frequencies of 40 and 400 kHz 

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS 43(5B) 3071-3075 2004年5月  

Simulation study of acoustic intermediate layer and electrical source impedance in an ultrasonic pulse system 

Acoustical Science and Technology 25(3) 203-206 2004年5月  

Improved phase-detection method using an air-coupled ultrasonic wave for a few-tens of nanometers displacementmeasurements 

IEICE Electronics Express 1(15) 472-476 2004年