Review of Progress in Quantitative Nondestructive Evaluation: Volume 5A

Front Matter....Pages i-xxiv
Microfocus X-Ray Technology — A Review of Developments and Application....Pages 1-20
Elastic Wave Scattering Methods: Assessments and Suggestions....Pages 21-33
Ultrasonic Imaging and the Long Wavelength Phase....Pages 35-42
Scattering of Elastic Waves by Small Surface-Breaking or Subsurface Cracks in Three Dimensions....Pages 43-52
Elastic Wave Scattering from an Interface Crack in A Layered Half Space under Water....Pages 53-60
Scattering of Plane Waves by a Partially Closed Crack....Pages 61-71
Developments in the Finite Element Modeling of Ultrasonic NDT Phenomena....Pages 73-81
Numerical Calculations of Ultrasonic Field/Crack Interactions....Pages 83-91
Reflection and Transmission by an Array of Spherical Voids in an Elastic Solid....Pages 93-100
Ultrasonic Detection and Characterization of Microspherical Defects in Model Ceramics....Pages 101-107
Backscattering of Acoustic Signals from Inhomogenuities in Solids....Pages 109-115
A Model for the Effects of Aberrations on Refracted Ultrasonic Fields....Pages 117-125
Evaluation of Ultrasonic Beam Models for the Case of a Piston Transducer Radiating Through A Liquid-Solid Interface....Pages 127-138
Separation of Spatial and Temporal Effects in an Ultrasonic Transducer....Pages 139-143
Improved Ultrasonic Methods for GAS Turbine NDE....Pages 145-148
Eddy Current Field Theory for a Flawed Conducting Half-Space....Pages 149-155
Performance of Large Scale Finite Element Eddy Current and Ultrasonic Models on a Vector Computer....Pages 157-164
Uniform Interrogating Field Eddy Current Technique and its Application....Pages 165-176
Application of Uniform Field Eddy Current Technique to 3-D EDM Notches and Fatigue Cracks....Pages 177-187
A Model of Pulsed Eddy Current Crack Detection....Pages 189-197
Pulsed Eddy-Current Crack-Characterization Experiments....Pages 199-206
An Assessment of Factors that Influence the Skin Depth in A.C.F.M. Crack Sizing....Pages 207-214
On the Accuracy of A.C. Flux Leakage, Eddy Current, EMAT and Ultrasonic Methods of Measuring Surface Connecting Flaws in Seamless Steel Tubing....Pages 215-223
Theoretical and Experimental Investigation of Eddy Current Inspection of Pipes with Arbitrary Position of Sensor Coils....Pages 225-232
Fourier Descriptor Classification of Magnetite Buildup in Pwr Steam Generators....Pages 233-240
Measurement of the Induced Magnetic Field in a Flawed Tube....Pages 241-248
Modelling of the Leakage Induction Field Through Notches at Saturation....Pages 249-258
Surface Distributions for Eddy Current Probes....Pages 259-269
Acoustic Emission: Nature’s Ultrasound....Pages 271-293
Thermal Wave Scattering....Pages 295-301
Fundamental Limitations in Inverse Source and Scattering Problems in NDE....Pages 303-316
The Parametric Inverse Problem in Transient Scattering....Pages 317-326
Deterministic Source Inversion for Wave Propagation Problems in Nondestructive Testing....Pages 327-338
Three Dimensional Inverse Scattering for the Classical Wave Equation with Variable Speed....Pages 339-344
A Perturbation Method for Inverse Scattering in Three-Dimensions Based on the Exact Inverse Scattering Equations....Pages 345-353
A Flaw Sizing Method Using the Zeroes in the Ultrasonic Scattering Amplitude....Pages 355-366
Ultrasonic Crack Characterization: A Constrained Inversion Algorithm....Pages 367-374
A Discussion of the Inverse Problem in Electromagnetic NDT....Pages 375-382
Semi-Elliptical Surface Flaw EC Interaction and Inversion: Theory....Pages 383-393
Semi-Elliptical Surface Flaw EC Interaction and Inversion: Experiment....Pages 395-402
The A.C.F.M. Technique: Recent Advances in Crack Depth Measurement....Pages 403-408
A Multifrequency Algorithm for Inverting Eddy-Current Data and Reconstructing Three-Dimensional Anomalies in Graphite-Epoxy....Pages 409-415
Information Extraction from Multivariate Images....Pages 417-428
Thermal Wave Physics in NDE....Pages 429-438
Contrast Mechanisms in the Thermoacoustic Microscope....Pages 439-445
Imaging of Mechanically Induced Thermal Heat Patterns....Pages 447-454
Ion-Acoustic Imaging of Surface Flaws in Aluminum....Pages 455-463
Imaging of Electromagnetic NDT Phenomena....Pages 465-471
Image Enhancement via Extrapolation Techniques: A Two Dimensional Iterative Scheme a Direct Matrix Inversion Scheme....Pages 473-483
The Effects of Surface Roughness on Subsurface Defect Detection using Acoustic Microscopy....Pages 485-491
Practical Experiences with LSAFT....Pages 493-500
Imaging of Subsurface Artifacts with the Analytic Signal....Pages 501-508
Reconstruction of Defect Geometries in Ultrasonic NDT....Pages 509-520
Reconstruction of the Geometry of a Surface-Breaking Crack....Pages 521-527
The Effects of Flaw Orientation and Finite Aperture on Model Based Reconstruction Using Multiprobe Transducers....Pages 529-539
3-Dimensional Flaw Characterization Through 2-Dimensional Image Reconstructions....Pages 541-553
3-D X-Ray Computed Tomography....Pages 555-566
Deep Thermoacoustic Imaging Using Scanning Electron Acoustic Microscopy....Pages 567-574
Integrated Sensors: an Interdisciplinary Challenge....Pages 575-586
Wideband Non-Contacting Ultrasonic Transducer....Pages 587-594
The Development and Characterization of Magnetostrictive Transducers....Pages 595-603
High Frequency Transducer Development for Ultrasonic Tests on Ceramic Components....Pages 605-613
Recent Results in Nondestructive Testing with Electromagnetic Ultrasonic Transducers....Pages 615-623
Ultrasonic Characterization of Lead Zirconate Titanate Ceramics....Pages 625-634
Acoustic Microscopy Applied to Acoustic Resonator Characterization....Pages 635-642
Ultrasonic Sensors to Measure Internal Temperature Distribution....Pages 643-650
Sensitive Laser Interferometer for Acoustic Emission and Ultrasonic NDE....Pages 651-658
Noncontact Material Testing Using Low-Energy Optical Generation and Detection of Acoustic Pulses....Pages 659-667
Fiber Acoustic Waveguide : A Sensor Candidate....Pages 669-680
Electromagnetic Sensor Arrays—Theoretical Studies....Pages 681-690
Electromagnetic Sensor Arrays— Experimental Studies....Pages 691-698
Defect Detection with a Squid Magnetometer....Pages 699-704
Mapping of Eddy Current Probe Fields....Pages 705-711
Nondestructive Evaluation and Materials Characterization Using Photothermal-Optical-Beam-Deflection Imaging....Pages 713-719
Application of Gel Electrode to Fatigue Testing of Aluminum Components....Pages 721-726
Deconvolution for Acoustic Emission....Pages 727-735
An Examination of the Application of Wiener Filtering to Ultrasonic Scattering Amplitude Estimation....Pages 737-745
Evaluation of Signal Processing Schemes in Ultrasonic Grain Size Estimation....Pages 747-753
New Approaches to Ultrasonic Flaw Classification Using Signal Processing, Modeling, and Artificial Intelligence Concepts....Pages 755-758
Time and Frequency Domain Measurements of Materials with High Ultrasonic Attenuation Using Time Delay Spectroscopy....Pages 759-765
Energy Shadowing Correction of Ultrasonic Pulse-Echo Records by Digital Signal Processing....Pages 767-772
Ultrasonic Inspection of Partially Completed Welds Using Pattern Recognition Techniques....Pages 773-780
Application of Digital Pulse Shaping by Least Squares Method to Ultrasonic Signals in Composites....Pages 781-787
A Computer-Aided Nondestructive Inspection System....Pages 789-799
Computerized Ultrasonic Test Inspection Enhancement System for Aircraft Components....Pages 801-809
High Frequency Ultrasonic Equipment for Detection of Submillimeter Flaws....Pages 811-816
XIM: X-Ray Inspection Module for Automatic High Speed Inspection of Turbine Blades and Automated Flaw Detection and Classification....Pages 817-823
Micro-Computer Based Digital Image Processing Systems for Real-Time Radiography....Pages 825-833
High-Spatial-Resolution Computed Tomography for thin Annular Geometries....Pages 835-842
An Automatic Control and Data Logging System for the Determination of Magnetic Properties of Materials for Nondestructive Evaluation....Pages 843-852
Weak Bond Screening System....Pages 853-861
A Non-Contact Method for Automated Inspection of Nonconductive Coatings on Metallic Substrates....Pages 863-869
Optimizing Ultrasonic Signal Responses of Production Nondestructive Testing System....Pages 871-875
Manufacturing Technology for Nondestructive Evaluation (NDE) System to Implement Retirement for Cause (RFC) Procedures for GAS Turbine Engine Components....Pages 877-884
Evaluation of Captured Water Column Technology for Advanced Ultrasonic Sizing Techniques....Pages 885-892
RFC Eddy Current Probe Tests....Pages 893-900
RFC Automated Inspection Overview....Pages 901-910
Use of Models to Predict Ultrasonic NDE Reliability....Pages 911-918
Predictive Models and Reliability Improvement in Electromagnetic Nondestructive Evaluation....Pages 919-927
Estimating Probability of Detection for Subsurface Ultrasonic Inspection....Pages 929-937
The Influence of Calibration and Acceptance Criteria on Crack Detection and Discrimination by Eddy Current Techniques....Pages 939-946
Integration of Analytical Techniques into NDE Implementation and Management....Pages 947-953