Ultrasonics International 87

IntroductionPlenary Paper Fibre Optic Sensors for UltrasoundVisualization Imaging with Reduced Data High Resolution Imaging with Incomplete Data Acoustical Imaging with Minimized Scanning Imaging of Wideband Pulsed Fields Using an Optically Scanned Transducer Attenuation Mapping for Imaging and Characterisation of Inhomogeneous MediaPropagation Ultrasonic Solid Fat Content Determinations Attenuation and Scattering in Suspensions Use of the Velocity of Ultrasound to Determine the Phase Volume of Dispersions Non-Relaxational and Resonance Absorption in Biological Fluids at Frequencies in the Range 200 to 1200 kHz Sonic and Ultrasonic Surface Waves in Visco-Elastic Materials Some Results on Wavefield BackpropagationAcousto-Optics Experimental Testing of Truncated Raman-Nath System Solutions The Raman-Nath Equations Revisited. II. Oblique Incidence of the Light - Bragg Reflection Ultrasonic Light Diffraction in Liquid Crystals of Spatial Dispersion Optoacoustic Testing of Optical SurfacesNDT: Composites A High Frequency Peak Detector for Ultrasound Test Pulses Inversion Techniques for Improved Nde of Layered Structures Angular Characteristics of Reflectivity for Layered Structures with Imperfections Measurement of the Ultrasonic Vibration of Adhesive JointsLaser Generation of Ultrasound Laser Generation and Reception of Ultrasound Laser Generation of Ultrasound Beamsteering of Laser Generated Ultrasound Rayleigh Wave Interaction with Discontinuities: A Numerical Model and an Experimental Study Full Field Mapping of Transient Surface Acoustic Waves Using Heterodyne Holographic Interferometry Laser Doppler Heterodyne Interferometer for Photoacoustic ApplicationsNon-Linear Acoustics Ultrasonic Characterization of the Non-Linear Elastic Properties of Graphite/Epoxy Composites Diffraction Tomography of the Acoustic Non-Linear Parameter Non-Linear Propagation in Focused Fields: Experiment and Theory Application of an Enhanced Parametric Source Numerical Simulation of Ultrasonic Flowmeters Parametric Acoustoelectric Interaction in Piezosemiconductors in Alternating Electric FieldPlenary Paper Medical Imaging and the Role of UltrasoundMedical and Biological Ultrasound Cavitation Induced by Finite Amplitude Pulses of Ultrasound The Generation and Use of Asymmetric Waves to Produce Enhanced Forces for Phonophoresis and Medical Therapy Self-Focusing Piezoelectric High-Power Sound-Pulser for Painless Disintegration of Urinary Calculi Location of Kidney Stones for Non-Invasive Piezoelectric Lithotripsy (Piezo-ESWL) Application of Exposure Criteria to Different Types of Industrial Ultrasound Non-Destructive Approach for Analysing the Germinability of AcornsUnderwater Acoustics Sources of Underwater Ultrasound Numerical Models of Sound Propagation in Homogenous Media Practical Verification of Some High Resolution Algorithms Wideband Backscattering Measurements Using a Parametric Array An Ultrasonic Caliper for Borehole MeasurementAcoustic Microscopy Limited Angle Planar Diffraction Tomography: A First-Order Solution Acoustic Microstructure of Green Coffee (Santos) Precise Measurement of Film Thickness By Line-Focus-Beam Acoustic MicroscopyHigh Power Ultrasonics Sonoluminescence: A New Light on Cavitation The Application of Ultrasonic Standing Waves to Particle Filtration Power Ultrasonic Excitation of a Mould in a Continuous Casting Machine of Steel Billets Ultrasonic Butt Welding of Metal MaterialsSignal Processing Characterisation of Biological Tissues by Means of Ultrasound Transmission Tomography Using a Personal Computer Signal Processing of Ultrasonic Signals with Applications to Surface Metrology Comparison Between Various Beam Forming Techniques for Ultrasound Imaging The Study of Transversal Ultrasonic Beams Normal Incident on Periodic Rough InterfacesNDT: Microstructure Nondestructive Characterization of Defects Using Ultrasonic Backscattering Characterization of Very Fine Pearlitic Structure Using Ultrasonic Attenuation Technique Ultrasonic Evaluation of the Resistance to Hydrogen-Induced Cracking of Line Pipe Steel Testing Surface Pavement with an Ultrasonic MethodPlenary Paper Inverse Methods in UltrasonicsNDT: Mathematical Data Processing in Ultrasonic NDT Computer Modelling of A-Scans Computer Aided Design of Array Processing Techniques in NDE Sizing in the Born Radius/Zero-of-Time Shift Domain Depth Measurement for Corner Cracks Using Rayleigh Wave Spectrum Modulation Resolution Improvement in Ultrasonic Non-Destructive Testing with Fast Adaptive Myopic DeconvolutionTransducers Transducer Considerations for Point-Source/Point-Receiver Materials Measurements Design and Evaluation of Apodized Piezoelectric Transducers Improvements in the Lateral Resolution of Electrostatic Ultrasonic Transducers (EUT) A 3d Finite Element-Plane Wave Decomposition Coupling Method to Compute Mutual Radiation Impedances in Plane Arrays Properties of Ultrasound Transducers Working Under High Hydrostatic PressureSurface Waves Experimental Verification of Lamb Waves Propagating with a Negative Group Velocity Excitation of Lamb Waves By Mode Conversion on a Periodic Fluid/Solid Plate Interface Rayleigh Wave Interaction with Isotropie and Anisotropie Wedges Layer Thickness Measurement of Various Materials Using Pseudo-Sezawa WavesTransducer Materials Performance of Ultrasonic Composite Transducers Made From Scribed-Factured Piezoelectric Ceramics A New Method of Element Analysis in Piezoceramic Arrays Three Dimensional Analysis of Piezoceramic Vibrational Modes A Simple Vibration Model for One-Dimensional Piezoelectric CompositesMeasurements in Physics X-Ray Photoacoustic Measurements Results of a New Approach Towards Measurement of Ultrasound Characteristics Point Source/Point Receiver Ultrasonic Wave Speed Measurement New Stationary Method for Measuring Relaxation Times Through Phase Sensitive DetectionMaterials Characterization Inverse Scattering Techniques for Material Characterization Grain Size Estimation Using a Statistical Scattering Model Thermal Effects of Ultrasonic Waves in the Presence of StressPoster Session Tuesday 7 July 1. High-Definition Backscatter Imaging : A Different Approach 2. Propagation of Acoustic Waves in Random Media Using the Parabolic Equation and Green's Function Methods 3. Non-Linearity Parameters and Thermal Loss for Lutidines at Different Temperatures 4. Measurement and Interpretation of Ultrasonic Velocity and Attenuation in Low Concentration Polystyrene Dispersions 5. Experimental Studies Into Ultrasonic Mode Conversion 6. A Perturbative Technique for the Treatment of the Non-Dissipative Sound Wave Equation of a Weak Critical Inhomogenous Medium 7. Ultrasonic Investigations of Amorphous Germanium-Selenium Alloys at 300 K 8. Computer Modelling of 60° Shear Waves 9. Experimental Study of Nonlinearity Parameters in Ultrasonic Waves in a Tube 10. Electro-Chemical Potential Difference Variation By Pulsed Ultrasound 11. Detecting System for Intracranial Murmur 12. Effects of a Forming Process by Cold Rolling on the Second and Third Order Elastic Constants of a Steel 13. a Signal Processing Method for Holographic Reconstruction of Planar Objects 14. Undamping Method to Study Vibration Modes in Solid and Solid-Liquid Structures 15. Resonances of Cylindrical Elastic Shells Immersed in Water: Internal Acoustical Excitation 16. Laser Techniques for Generation and Detection of Ultrasound for Practical NDT Applications 17. Experimental Investigation of the Resonant Behaviour of the Transmission Coefficient of a Fluid-Loaded Elastic Plate 18. Transparency Ultrasonic Tests on a Thin Plate of Unsaturated Porous Medium. Application to Wet Paper. 19. Resonant Response of a Driven Elastic Rod 20. Ultrasonic Resonance Spectroscopy and Bistatic Resonance Identification 21. Temperature Dependence of Damping of Elastic Waves in Dielectric Alloys 22. Ultrasonic Studies of Pb-Bi-Sn Ternary Alloys at 306 K 23. Variation of Damping of Elastic Waves in Body Centered Cubic Crystals with Temperature 24. Ultrasonic Experiments in a General Acoustics LaboratoryPoster Session Wednesday 8 July 25. on the Calculation of Non-Linear Ultrasonic Behaviour in Organic Liquids in Solution in Non-Polar Solvents 26. High Power Ultrasonic Resonant Horns. Part 1. Basic Design Concepts: Velocity of Ultrasound at 20 kHz; Effects of Material and Horn Dimensions 27. Calibration of Medical Ultrasound Equipment: An Analog vs. A Digital Approach 28. Ultrasonic Welding of Plastics. 3 (On Vibration-Type Tool and Jig) 29. Modelling the Frequency Dependency of the Acoustical Characteristics of Human Liver 30. Ultrasonic Vibration Press of Powder with Different Frequency Longitudinal Punches and Various Vibration Mode Dies 31. Ultrasonic Wire Bonding with a Complex Vibration Welding Tip 32. Computer Aided Design of Inverse Filter Algorithms for Ultrasonic Systems 33. High Precision Detection of the Frequency, Amplitude and Phase of the Continuous Signal with FFT 34. Ultrasonic Measurements of the Surface Properties of Laser Treated Steel 35. Practical Acoustic Emission at Gaydon Technology a Bartlett 36. Simulation of Acoustic Emission by a Dipole Source 37. Sonochemical Effects in Saccharomyces Cerevisiae Extract: Oxidation of Hydroxyl and Thiol Groups 38. Investigation of the Brittle Fracture of Ceramic Materials Using Microcomputer Processing of Acoustic Emission Signals 39. The Effect of Ultrasound on the Copper Assisted Nucleophilic Displacement of Aryl Halogen 2. Ullmann Phenyl Ether Reactions 40. The Effect of Ultrasound on a Homogeneous Polymerisation Reaction 41. The Effects of Ultrasound on O and C Alkylation Reactions of Phenols 42. Sonochemical Aspects of Cell Disruption by Ultrasound 43. Computer Analysis of Various Switching Circuits for the 2-Dimensional Transducers' Array of a Hydroacoustic Imaging System 44. A Method of Echo Integration Using a Five Criteria SystemPoster Session Thursday 9 July 45. Broad-Band Ultrasonic Transducers Based on Fractured Piezoelectric Ceramics 46. Focused High-Power Ultrasonic Transducer with Stepped-Plate Radiator for Industrial Application in Gases 47. Theoretical Analysis of Ultrasonic Interferometers for Precise Measurements at High Pressures. New Techniques in the Characterization of Ultrasound Beams 48. Utility and Limits of Echo-Doppler in Measuring of the Cardiac Output 49. Low Frequency Vibration in Peizoelectric Discs 50. Ultrasonic Actuator Using the Extensional Vibration of Cylindrical Shell 51. Ultrasonic Study of 1,1-Diacetyl Ferrocene and P-Azoxy Anisole in Solution in Non-Polar Solvent 52. Investigations on Evaluation of Transducer Performance at High Electric Drives 53. Characterising the Microstructure of Industrial Steels by Ultrasonic Attenuation Spectral Analysis 54. Use of Plane and Edge Wave Components to Characterize PVDF Transducers 55. Analysis of a Pulse-Echo Ultrasound Tapered Phased Array Transducer 56. Use of an Impulse Method to Measure Different Parameters of a Thin Piezoelectric Element 57. Piezomagnetic Ultrasound Alcofer 44 kHz Transducers 58. EMAT Ultrasonic Reflection Tomography 59. New Block for Relative Calibration of Longitudinal and Shear Wave Transducers 60. A Real Time Imaging System for Non-Destructive Testing 61. Defect Characterization with Radiation Field Theory 62. Measuring Turbulent Flow Characteristics Using a Multi-Dimensional Ultrasonic Probe 63. A Review of Piezoelectric Materials Used for Ultrasonic Transducers 64. Processing Options in the "Jukebox" Ultrasonic Imaging System 65. Scattering of Longitudinal Waves by Partially Closed Slots 66. Ultrasonic Wattmeter 67. A Numerical Model for Pulsed Rayleigh Wave Scattering From General Surface Features 68. High Precision Echometer for the Study of Dislocation Mobility of Metals by the Two Waves Acoustic Coupling Technique 69. An Acoustic Method for High Precision Gas Flow Measurements 70. Excitation of Bulk and Surface Acoustic Waves Into an Anisotropic Half Space 71. Low Frequency Ultrasonic Contrapropagating Transit Time System for Gas Flowmetering 72. Generation of Unipolar Ultrasonic Pulses by Signal ProcessingPanel DiscussionAuthor Index