Archives of Acoustics Quarterly, Volume 9Polish Scientific Publishers., 1984 - Sound |
Contents
H Tygielski W Rdzanek The acoustic field on | 305 |
Physics and biophysics | 317 |
E Ozimek Distribution of sound intensity level | 327 |
13 other sections not shown
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Common terms and phrases
acoustic field acoustic pressure acoustic wave action of ultrasound amplitude analysis angle aortic atrial atrial fibrillation attenuation axis beam behaviour biological blood flow calculated cardiac cell changes coefficient component concentration correlation coupled rooms curves density dependence detection determined deviation diagnosis diastolic diol distance distribution Doppler signals echocardiography effect enzymes equation evaluation experimental flow velocity formula frequency response function Gdańsk University glycerol histograms impedance increase instantaneous frequency investigations left ventricular localisation direction mean values measurement point method mixture mole fraction nitromethane normal obtained output paper parameters patients phase Poland probability density function pulmonary pulsed Doppler radiation range ratio recorded regurgitation sample shear shown in Fig sonicated Sonochemistry sound intensity level sound power sound power levels sound source spatial spectrum stenosis stereophonic stereophonic system systolic technique temperature theoretical tion tissue TPHA transducer transmission tricuspid ultrasonic ventricle viscosity Warsaw Wrocław