【英语翻译InexpensiveAcoustoelectricHydrophoneForMappingHighIntensityUltrasonicFieldsAbstractWedescribeaninexpensivealternativetoconventionalhydrophonesformeasuringultrasonicfields.Thehydrophone,composedofcommonlaboratorysupp】

　　英语翻译

　　InexpensiveAcoustoelectricHydrophoneForMappingHigh

　　IntensityUltrasonicFields

　　Abstract

　　Wedescribeaninexpensivealternativetoconventionalhydrophonesformeasuringultrasonicfields.

　　Thehydrophone,composedofcommonlaboratorysupplies,dependsontheacoustoelectric(AE)

　　effect,awell-knowninteractionbetweenelectricalcurrentandpressure.Beampatternsofa540kHz

　　annulartransducercapturedusingabowtiegraphitehydrophonewereconsistentwithpatterns

　　obtainedusingconventional,moreexpensivehydrophones.TheAEsignalwasproportionaltoboth

　　theappliedbiascurrent(1.83μV/mA)andpressure(13.3μV/MPa)withsensitivitybetterthan50

　　kPa.DisposableAEhydrophonesmaybeanattractivealternativeforclinicalapplicationsthatrequire

　　closemonitoringofhighintensityacousticfields.