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Shock wave measuring techniques in liquids

 

作者: Wolfgang Eisenmenger,  

 

期刊: The Journal of the Acoustical Society of America  (AIP Available online 1998)
卷期: Volume 103, issue 5  

页码: 3070-3070

 

ISSN:0001-4966

 

年代: 1998

 

DOI:10.1121/1.422858

 

出版商: Acoustical Society of America

 

数据来源: AIP

 

摘要:

The parameters of shock waves in liquids as used for lithotripsy have been measured with needle‐, membrane‐, and fiber optic probe hydrophones. The true rise times of planar shock waves are determined by surface detection or by the transient response of piezoelectric crystals. The different measuring techniques are compared with respect to their suitability for the determination of shock wave parameters, such as risetime, pulse width, positive and negative pressure amplitudes, and also with respect to aging, calibration sensitivity lifetime, etc. The fiber optic probe hydrophone appears as an optimum high precision standard for calibrated shock wave measurements in lithotripsy. Finally, aspects of the shock parameters with respect to the stone destruction efficiency are discussed.

 



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