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1992
Wednesday, January 1st
12:00 AM

Acoustic Emission from Internal Delamination of a Four-Ply Plate

Section: Elastic Wave Propagation

E. Rhian Green, University of Leicester

Brunswick, ME

12:00 AM

Analysis of Guided Waves in a Bilayered Plate

Section: Elastic Wave Propagation

Robert Bratton, University of Colorado at Boulder
Subhendu Datta, University of Colorado at Boulder

Brunswick, ME

12:00 AM

Analytic Calculations and Numerical Simulations of Box-Car Thermal Wave Images of Planar Subsurface Scatterers

Section: Thermal Techniques

D. J. Crowther, Wayne State University
L. D. Favro, Wayne State University
P. K. Kuo, Wayne State University
R. L. Thomas, Wayne State University

Brunswick, ME

12:00 AM

Application of Real Time Inverse Eddy Current Analysis

Section: Eddy Currents

John P. Wallace, Casting Analysis Corporation
Chibuike Iheadwara, Magnetic Analysis Corporation
Robert M. Seigfreid, St. Peters College

Brunswick, ME

12:00 AM

Benchmark Problems in Eddy-Current NDE

Section: Eddy Currents

Harold A. Sabbagh, Sabbagh Associates
Stephen K. Burke, DSTO Aeronautical Research Laboratory

Brunswick, ME

12:00 AM

Bie Analysis of Elastic Wave Scattering by a Nonlinear Interface

Section: Elastic Wave Scattering

Sohichi Hirose, Okayama University
Michihiro Kitahara, Tokai University

Brunswick, ME

12:00 AM

Bonds Nde Using Stimulated Infrared Thermography

Section: Thermal Techniques

P. M. Delpech, Office National dEtudes et de Recherches Aérospatiales (ONERA)
D. M. Boscher, Office National dEtudes et de Recherches Aérospatiales (ONERA)
F. Lepoutre, Office National dEtudes et de Recherches Aérospatiales (ONERA)
A. A. Deom, Office National dEtudes et de Recherches Aérospatiales (ONERA)
D. L. Balageas, Office National dEtudes et de Recherches Aérospatiales (ONERA)

Brunswick, ME

12:00 AM

Calculated and Measured Ultrasonic Response of an Elastic Cylinder Embedded in an Elastic Medium

Section: Elastic Wave Scattering

R. C. Addison Jr., Rockwell International Science Center
A. N. Sinclair, Rockwell International Science Center

Brunswick, ME

12:00 AM

Characterization of “Kinked” Surface Cracks Using Rayleigh Waves

Section: Elastic Wave Scattering

I. C. Tsironis, University College London
Leonard J. Bond, University of Colorado at Boulder

Brunswick, ME

12:00 AM

Coherent X-Ray Imaging for Corrosion Evaluation: A Preliminary Assessment

Section: X-Ray and Computed Radiography

Larry Lawson, Northwestern University

Brunswick, ME

12:00 AM

Comparison of Heating Protocols for Detection of Disbonds in Lap Joints

Section: Thermal Techniques

William P. Winfree, Langley Research Center
B. Scott Crews, Langley Research Center
P. A. Howell, Langley Research Center

Brunswick, ME

12:00 AM

Computed Speckle Decorrelation (CSD) and Its Application for Fatigue Damage Monitoring

Section: Thermal Techniques

J. Scott Steckenrider, The Johns Hopkins University
James W. Wagner, The Johns Hopkins University

Brunswick, ME

12:00 AM

Computed Tomography Imaging for Nondestructive Evaluation

Section: X-Ray and Computed Radiography

Claudia V. Kropas, Wright Laboratory WL/MLLP
Michael E. Hughes, Wright Laboratory WL/MLLP

Brunswick, ME

12:00 AM

Connection Machine Simulation of Ultrasonic Wave Propagation: Two Dimensional Case

Section: Elastic Wave Propagation

P. P. Delsanto, Dipartimento di Fisica Politecnico di Torino
H. H. Chaskelis, Naval Research Laboratory
R. B. Mignogna, Naval Research Laboratory
T. V. Whitcombe, Naval Research Laboratory
R. S. Schechter, Naval Research Laboratory

Brunswick, ME

12:00 AM

Correlation of X-Ray CT Measurements to Shear Strength in Pultruded Composite Materials

Section: X-Ray and Computed Radiography

G. Georgeson, The Boeing Company
R. Bossi, The Boeing Company
L. O'Dell, The Boeing Company
G. Lorsbach, The Boeing Company
J. Nelson, The Boeing Company

Brunswick, ME

12:00 AM

Development of an Advanced 3D Cone Beam Tomographic System

Section: X-Ray and Computed Radiography

P. Sire, Centre d’Etude Nucleaire de Grenoble
Philippe Rizo, Centre d’Etude Nucleaire de Grenoble
M. Martin, Centre d’Etude Nucleaire de Grenoble
P. Grangeat, Centre d’Etude Nucleaire de Grenoble
P. Morisseau, Intercontrole

Brunswick, ME

12:00 AM

Dynamic Thermal Tomography: New Nde Technique to Reconstruct Inner Solids Structure Using Multiple IR Image Processing

Section: Thermal Techniques

V. Vavilov, Tomsk Polytechnical Institute
X. Maldague, Wayne State University
J. Picard, Wayne State University
R. L. Thomas, Wayne State University
L. D. Favro, Université Laval

Brunswick, ME

12:00 AM

Eddy Current Corner Crack Inspection

Section: Eddy Currents

Norio Nakagawa, Iowa State University
S. Mitra, Iowa State University
J. C. Moulder, Iowa State University

Brunswick, ME

12:00 AM

Eddy Current Crack Signals in Small Diameter Tubing

Section: Eddy Currents

Steven Ross, Iowa State University
William Lord, Iowa State University

Brunswick, ME

12:00 AM

Eddy Current Testing of Carbon-Carbon Composites

Section: Eddy Currents

M. Gvishi, Israel Ministry of Defense
A. H. Kahn, National Institute of Standards and Technology
M. L. Mester, The Aluminum Association, Incorporated

Brunswick, ME

12:00 AM

Effect of a Damping Layer on Harmonic Wave Motion in a Laminated Plate

Section: Elastic Wave Propagation

Daniel Nkemzi, University of Nottingham
W. Anthony Green, University of Nottingham

Brunswick, ME

12:00 AM

Elastic Waves in Homogeneous and Layered Transversely-Isotropic Media: Gaussian Wave Packets and Green Functions

Section: Elastic Wave Propagation

M. Spies, Fraunhofer-Institut für zerstörungsfreie Prüfverfahren (IzfP)
P. Fellinger, University of Kassel
K. J. Langenberg, University of Kassel

Brunswick, ME

12:00 AM

Elastodynamic Scattering from a Three-Dimensional Crack in a Fluid-Loaded Halfspace

Section: Elastic Wave Scattering

David E. Budreck, Iowa State University
Ronald A. Roberts, Iowa State University

Brunswick, ME

12:00 AM

Error Arising from Original Approximation in Photothermal Measurement of Weak Absorption of Optical Thin Film

Section: Thermal Techniques

Baixuan Shin, Zhejiang University
Wenbin Chen, Zhejiang University
G. G. Siu, City Polytechnic of Hong Kong
D. S. Chiu, City Polytechnic of Hong Kong

Brunswick, ME

12:00 AM

Fast Photothermal Inspection of Plasma-Sprayed Coatings of Primary Circulation Seal Rings of a Nuclear Reactor

Section: Thermal Techniques

R. Lehtiniemi, University of Helsinki
J. Hartikainen, University of Helsinki
J. Rantala, University of Helsinki
J. Varis, University of Helsinki
M. Luukkala, University of Helsinki

Brunswick, ME

12:00 AM

Finite Element Study of Lamb Wave Interactions with Holes and Through Thickness Defects in Thin Metal Plates

Section: Elastic Wave Scattering

G.Bruce S. Verdict, Texas A&M University
P. H. Gien, Texas A&M University
C. P. Burger, Texas A&M University

Brunswick, ME

12:00 AM

Flying Laser Spot Thermal Wave IR Imaging

Section: Thermal Techniques

Y. Q. Wang, Wayne State University
P. Chen, Wayne State University
P. K. Kuo, Wayne State University
L. D. Favro, Wayne State University
R. L. Thomas, Wayne State University

Brunswick, ME

12:00 AM

Generalized Boundary Conditions for Imperfect Interface between Two Solid Anisotropic Media

Section: Elastic Wave Propagation

S. I. Rokhlin, The Ohio State University
W. Huang, The Ohio State University

Brunswick, ME

12:00 AM

IR Thermal Wave Tomographic Studies of Structural Composites

Section: Thermal Techniques

L. D. Favro, Wayne State University
H. J. Jin, Wayne State University
Y. X. Wang, Wayne State University
T. Ahmed, Wayne State University
X. Wang, Wayne State University
P. K. Kuo, Wayne State University
R. L. Thomas, Wayne State University

Brunswick, ME

12:00 AM

Iterative Boundary Integral Solution for Curved Interface Transmission

Section: Elastic Wave Propagation

Ronald A. Roberts, Iowa State University

Brunswick, ME

12:00 AM

Measurement and Calculation of Transient Eddy-Currents in Layered Structures

Section: Eddy Currents

John R. Bowler, University of Surrey
D. J. Harrison, Defence Research Agency

Brunswick, ME

12:00 AM

Measurement of Internal Residual Strain Gradients in Metal Matrix Composites Using Synchrotron Radiation

Section: X-Ray and Computed Radiography

Todd A. Kuntz, University of Virginia
Haydn N.G. Wadley, University of Virginia
David R. Black, National Institute of Standards and Technology

Brunswick, ME

12:00 AM

Measurement of the Center-of-Gravity Using X-Ray Computed Tomography

Section: X-Ray and Computed Radiography

R. Bossi, Boeing Defense & Space Group
A. Crews, Boeing Defense & Space Group
J. Nelson, Boeing Defense & Space Group

Brunswick, ME

12:00 AM

Measuring Thickness and Conductivity of Metallic Layers with Eddy Currents

Section: Eddy Currents

Erol Uzal, Iowa State University
John C. Moulder, Iowa State University
James H. Rose, Iowa State University

Brunswick, ME

12:00 AM

Monochromatic X-Ray Beams for NDT

Section: X-Ray and Computed Radiography

T. Jensen, Iowa State University
Joseph Nahum Gray, Iowa State University

Brunswick, ME

12:00 AM

Nanosecond Scale Optical Pulse Separations for Holographic Investigation of High-Speed Transient Events

Section: Thermal Techniques

Michael J. Ehrlich, The Johns Hopkins University
James W. Wagner, The Johns Hopkins University

Brunswick, ME

12:00 AM

Non-Specular Reflection of Bounded Beams From Multilayer Fluid-Immersed Elastic Structures: Complex Ray Method Revisited

Section: Elastic Wave Propagation

Smaine Zeroug, Weber Research Institute Polytechnic
Leopold B. Felsen, Weber Research Institute Polytechnic

Brunswick, ME

12:00 AM

Nondestructive Evaluation Using Shearing Interferometry

Section: Thermal Techniques

Thomas C. Chatters, Northwestern University
Sridhar Krishnaswamy, Northwestern University

Brunswick, ME

12:00 AM

Numerical Modeling of Probe Velocity Effects for Electromagnetic NDE Methods

Section: Eddy Currents

Y. K. Shin, Iowa State University
W. Lord, Iowa State University

Brunswick, ME

12:00 AM

Numerical Solutions for Heat Flow in Adhesive Lap Joints

Section: Thermal Techniques

P. A. Howell, Langley Research Center
William P. Winfree, Langley Research Center

Brunswick, ME

12:00 AM

Performance Modeling of Scintillator-Based X-Ray Imaging Systems

Section: X-Ray and Computed Radiography

G. A. Mohr, General Electric Corporate Research and Development
W. T. Tucker, General Electric Corporate Research and Development
M. K. Cueman, General Electric Corporate Research and Development

Brunswick, ME

12:00 AM

Point Spread Function Estimation of Image Intensifier Tubes

Section: X-Ray and Computed Radiography

Edward R. Doering, Iowa State University
Joseph Nahum Gray, Iowa State University
John P. Basart, Iowa State University

Brunswick, ME

12:00 AM

Probability of Detection (POD) Models for Eddy Current NDE Methods

Section: Eddy Currents

S. N. Rajesh, Iowa State University
L. Udpa, Iowa State University
S. S. Udpa, Iowa State University
Norio Nakagawa, Iowa State University

Brunswick, ME

12:00 AM

Quantitative Nondestructive Density Determinations of Very Low-Density Carbon Foams

Section: X-Ray and Computed Radiography

W. Anthony E. Moddeman, EG&G Mound Applied Technologies
D. P. Kramer, EG&G Mound Applied Technologies
D. W. Firsich, EG&G Mound Applied Technologies
P. D. Trainer, EG&G Mound Applied Technologies
P. S. Back, EG&G Mound Applied Technologies
S. D. Smith, EG&G Mound Applied Technologies
W. R. Deal, EG&G Mound Applied Technologies
R. F. Salerno, EG&G Mound Applied Technologies
F. A. Koeler, EG&G Mound Applied Technologies
M. E. Hughes, Advanced Research & Applications Corporation

Brunswick, ME

12:00 AM

Rayleigh Wave Scattering from Three Dimensional Surface Slots and Semi-Circular Depressions

Section: Elastic Wave Scattering

R. J. Blake, SERC Daresbury Laboratory
Leonard J. Bond, University of Colorado at Boulder

Brunswick, ME

12:00 AM

Reflection and Scattering by a Slightly Undulating Interface

Section: Elastic Wave Scattering

Jianmin Qu, Georgia Institute of Technology

Brunswick, ME

12:00 AM

Scattering of Acoustic and Elastic Waves by Cracklike Objects: The Role of Hypersingular Integrals

Section: Elastic Wave Scattering

Guna Krishnasamy, PDA Engineering
Frank J. Rizzo, University of Illinois
Yijun Liu, University of Illinois

Brunswick, ME

12:00 AM

Secondary Radiation Influence on LSF Shapes in Radiography

Section: X-Ray and Computed Radiography

A. Notea, Technion Haifa
Y. Bushlin, Technion Haifa
Y. Feldman, Technion Haifa

Brunswick, ME

12:00 AM

Skin Depth Considerations in Eddy Current NDT

Section: Eddy Currents

Paul Stucky, Iowa State University
William Lord, Iowa State University

Brunswick, ME

12:00 AM

Surface Wave Propagation in Fiber Composite Laminates

Section: Elastic Wave Propagation

W. Anthony Green, University of Nottingham

Brunswick, ME

12:00 AM

Theoretical Predictions and Experimental Measurements of Echo-Responses from Angled Targets

Section: Elastic Wave Scattering

A. Lhemery, Laboratoire MSS-MAT URA 850 C.N.R.S.
R. Raillon, Laboratoire MSS-MAT URA 850 C.N.R.S.
J. P. Weight, The City University

Brunswick, ME

12:00 AM

Theory of Eddy Currents in Metal Matrix Composites

Section: Eddy Currents

R. E. Beissner, Southwest Research Institute

Brunswick, ME

12:00 AM

Through-Transmission Impedance Measurements on Moving Metallic Sheets

Section: Eddy Currents

Arnold H. Kahn, National Institute of Standards and Technology
Michael L. Mester

Brunswick, ME

12:00 AM

Time-Resolved Infrared Radiometry (Trir) for Characterization of Impact Damage in Composite Materials

Section: Thermal Techniques

J. W. Maclachlan Spicer, The Johns Hopkins University
W. D. Kerns, The Johns Hopkins University
L. C. Aamodt, The Johns Hopkins University
J. C. Murphy, The Johns Hopkins University

Brunswick, ME

12:00 AM

Transient Response of a Laminated Composite Plate

Section: Elastic Wave Propagation

S. K. Datta, University of Colorado at Boulder
T. H. Ju, University of Colorado at Boulder
R. L. Bratton, University of Colorado at Boulder
A. H. Shah, University of Manitoba Winnipeg

Brunswick, ME

12:00 AM

Transient Scattering of Rayleigh-Lamb Waves by Surface-Breaking and Buried Cracks in a Plate

Section: Elastic Wave Scattering

S. W. Liu, University of Colorado at Boulder
S. K. Datta, University of Colorado at Boulder
A. H. Shah, University of Manitoba

Brunswick, ME

12:00 AM

Ultrasonic Scattering from Anisotropic Shells

Section: Elastic Wave Scattering

John Mittleman, Naval Coastal Systems Center
R. Bruce Thompson, Iowa State University
Ronald A. Roberts, Iowa State University

Brunswick, ME

12:00 AM

Ultrasonic Wave Propagation through an Interface with a Step Discontinuity

Section: Elastic Wave Propagation

A. Minachi, Iowa State University
R. Bruce Thompson, Iowa State University
M. S. Good, Pacific Northwest Laboratories
A. A. Diaz, Pacific Northwest Laboratories

Brunswick, ME

12:00 AM

Unfocused Source of X-Rays in a Microfocus X-Ray Tube

Section: X-Ray and Computed Radiography

W. Anthony D. Friedman, BP America

Brunswick, ME

12:00 AM

Viscoelasticity Influence on Frequency Dependence of the Ultrasonic Transmission through Plates of Composite Materials

Section: Elastic Wave Propagation

Marc Deschamps, Université de Bordeaux I 351
Bernard Hosten, Université de Bordeaux I 351

Brunswick, ME

12:00 AM

Wave Field Produced in a Composite Laminate by a Concentrated Surface Force

Section: Elastic Wave Propagation

A. K. Mal, University of California
S. S. Lih, University of California

Brunswick, ME

12:00 AM

X-Ray Cone Beam Tomography with Two Tilted Circular Trajectories

Section: X-Ray and Computed Radiography

Philippe Rizo, Centre d’Etudes Nucléaires de Grenoble
Pierre Grangeat, Centre d’Etudes Nucléaires de Grenoble
Pascal Sire, Centre d’Etudes Nucléaires de Grenoble
Patrick Le Masson, Centre d’Etudes Nucléaires de Grenoble
Solange Delageniere, Centre d’Etudes Nucléaires de Grenoble

Brunswick, ME

12:00 AM