Gas jet as a waveguide for air-coupled ultrasound

Ultrasonics

Volumn 40, Issue 1-8, 2002, Pages 145-151

  Choi, D W ^a   McIntyre, C ^a   Hutchins, D A ^a   Billson, D R ^a  

^a UNIVERSITY OF WARWICK   (United Kingdom)

Author keywords

Air coupled ultrasonic transducers; Gas jet; Ogive nozzle; Waveguide

Indexed keywords

ACOUSTIC WAVE DIFFRACTION; CARBON DIOXIDE; COOLING; HELIUM; JETS; NOZZLES; WAVEGUIDES;

ULTRASONIC BEAMS;

ULTRASONIC PROPAGATION;

EID: 0036565965     PISSN: 0041624X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0041-624X(02)00128-2     Document Type: Conference Paper

References (12)

1. NDE applications of air-coupled ultrasonic transducers
2. Absorption of ultrasonic waves in air at high frequencies (10-20 MHz)
3. Ultrasonic sensor for measuring surface roughness
4. Active control of source sound power radiation in uniform flow
5. On waves in gases. 1. Acoustics of jets, turbulence and ducts
6. Mean flow refraction effects on sound radiated from localised sources in a jet
7. On longitudinal acoustic propagation in convergent and divergent nozzle flows
8. Refraction of sound from a point source placed in an air jet
9. Refraction of injected sound by a very cold nitrogen jet
10. The design and characterisation of micromachined air-coupled capacitive transducers
11. Radiated fields of an air-coupled capacitance transducer
12. Pressures around an inclined ogive cylinder with laminar, transitional or turbulent separation