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1993
Friday, January 1st
12:00 AM

A Comparison of Different Methods for the Detection of a Weak Adhesive/Adherend Interface in Bonded Joints

Section: Bonded Joints

Peter Cawley, Imperial College
Tom Pialucha, Imperial College
Michael Lowe, Imperial College

La Jolla, CA

12:00 AM

A New Approach for the Analysis of Impact-Echo Data

John S. Popovics, Pennsylvania State University
Joseph L. Rose, Pennsylvania State University

La Jolla, CA

12:00 AM

A Probabilistic Approach to Ultrasonic Flaw Size Estimation

Derek J. Sturges, General Electric

La Jolla, CA

12:00 AM

A Reflection Ultrasonic Interference Method for Measurement of the Acoustic Velocity of Thin Layers

Section: Thin Films and Coatings

D. K. Mak, Natural Resources Canada
G. Langlois, Natural Resources Canada

La Jolla, CA

12:00 AM

Acoustic Emission from Crack Growth in 7050 Aluminum and 7075 Aluminum as a Function of Temperature and Heat Treatment

Section: Stress and Fatigue Cracks

Stuart McBride, Royal Military College of Canada
Yanhua Hong, Royal Military College of Canada

La Jolla, CA

12:00 AM

Acoustic Emission Waveform Acquisition during Fatigue Crack Growth

Section: Stress and Fatigue Cracks

D. M. Granata, United States Department of Defense
P. Kulowitch, United States Department of Defense
W. R. Scott, United States Department of Defense
J. Talia, Wichita State University

La Jolla, CA

12:00 AM

Acoustic Harmonic Generation and Dislocation Dynamics of Fatigued Aluminum Alloys

Section: Nonlinear Effects

John H. Cantrell, University of Cambridge
William T. Yost, National Aeronautics and Space Administration

La Jolla, CA

12:00 AM

Acoustic Microscopy Measurements to Correlate Surface Wave Velocity and Surface Roughness

Section: Ceramics and Semiconductors

Y. C. Lee, Northwestern University
Jan D. Achenbach, Northwestern University
Jin O. Kim, Northwestern University

La Jolla, CA

12:00 AM

An Acousto-Ultrasonic NDE Technique for Monitoring Material Anisotropy

Section: Composite Properties

Hual-Te Chien, Argonne National Laboratory
Shuh-Haw Sheen, Argonne National Laboratory
Apostolos C. Raptis, Argonne National Laboratory

La Jolla, CA

12:00 AM

An Ultrasonic Sensor to Monitor the Mold Cavity Conditions During Injection Molding

Charles Thomas, Drexel University
Joseph L. Rose, Pennsylvania State University
Zi Kang Li, Zhe-jiang Institute of Technology

La Jolla, CA

12:00 AM

Analysis of Bond-Stiffness Deterioration due to Distributed Disbonds

Section: Interfaces

Jan D. Achenbach, Northwestern University
Z.-L. Li, Northwestern University

La Jolla, CA

12:00 AM

Analysis of Detection of Delaminations in Fiber Reinforced Composite Tubes Using Axially Symmetric Guided Waves

Section: Composite Defects

T. W. Kohl, University of Colorado, Boulder
W. P. Rogers, University of Colorado, Boulder
Subhendu K. Datta, University of Connecticut

La Jolla, CA

12:00 AM

Application of a Self-Calibrating Ultrasonic Technique to the Detection of Fatigue cracks by the Use of Lamb Waves

Section: Stress and Fatigue Cracks

I. N. Komsky, Northwestern University
Jan D. Achenbach, Northwestern University

La Jolla, CA

12:00 AM

Assessment of the Magnetoacoustic Method for Residual Stress Detection in Railroad Wheels

Section: Magnetic Methods and Materials

D. Utrata, Association of American Railroads
M. Namkung, National Aeronautics and Space Administration

La Jolla, CA

12:00 AM

Attenuation of Ultrasound by Hollow Ceramic Spheres Embedded Within a Curing Resin

Ronald T. Harrold, Westinghouse Science and Technology Center
Zal N. Sanjana, Westinghouse Science and Technology Center

La Jolla, CA

12:00 AM

Auantitative Thermal Diffusivity Measurements on Composite Fiber Volume Fraction (FVF) Samples

Section: Composite Properties

Joseph N. Zalameda, National Aeronautics and Space Administration
William P. Winfree, National Aeronautics and Space Administration

La Jolla, CA

12:00 AM

Barkhausen Emission Technique for Evaluating Shot Peening Quality in High Strength Steels

Section: Magnetic Methods and Materials

L. B. Sipahi, Iowa State University
M. K. Devine, Iowa State University
David C. Jiles, Iowa State University
D. D. Palmer, McDonnell Douglas Corporation

La Jolla, CA

12:00 AM

Bond Surface Contamination Imaging Using an AOTF Spectrometer

Section: Bonded Joints

Lee H. Pearson, Thiokol Corporation

La Jolla, CA

12:00 AM

Characterization of Asymmetry in Magnetoacoustic Emission Bursty by Numerical Processes

Section: Magnetic Methods and Materials

Min Namkung, National Aeronautics and Space Administration
J. P. Fulton, National Aeronautics and Space Administration
Buzz Wincheski, National Aeronautics and Space Administration
R. DeNale, United States Department of Defense

La Jolla, CA

12:00 AM

Characterization of Hidden Airframe Corrosion by Time-Resolved Infrared Radiometry (TRIR)

Section: Corrosion

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

La Jolla, CA

12:00 AM

Characterization of Porosity in Thick Composites Using Ultrasonic Wave Velocity Measurements

Section: Composite Properties

I. N. Komsky, Northwestern University
I. M. Daniel, Northwestern University
S.-C. Wooh, Northwestern University

La Jolla, CA

12:00 AM

Characterization of the Internal Microstructures of Granular Materials Using Computerized Tomography

Section: Metals

Xiaogong Lee, Applied Research Associates, Inc.
William C. Dass, Applied Research Associates, Inc.
Charles W. Manzione, Applied Research Associates, Inc.

La Jolla, CA

12:00 AM

Classification of Objects by the Analysis of the Acoustic Response to an Impact

J.-F. Denis, Catholic University of Louvain
A. de Patoul, Catholic University of Louvain
B. de Halleux, Catholic University of Louvain

La Jolla, CA

12:00 AM

Correlation of NDE Parameters with Fatigue Lifetime of Aircraft Adhesive Bonds

Section: Bonded Joints

H. Aglan, Tuskegee University
L. Kennebrew, Tuskegee University
D. K. Hsu, Iowa State University
T. Patton, Iowa State University

La Jolla, CA

12:00 AM

Crack Length Determination by Ultrasonic Methods

Section: Stress and Fatigue Cracks

David Kent Rehbein, Iowa State University
R. Bruce Thompson, Iowa State University
Otto Buck, Iowa State University

La Jolla, CA

12:00 AM

Damage Accumulation in Graphite-Epoxy Composites During Compressive Fatigue

Section: Composite Defects

Chris Byrne, Johns Hopkins University
Joseph W. Krynicki, Johns Hopkins University
Robert E. Green Jr., Johns Hopkins University

La Jolla, CA

12:00 AM

Deconvolution of X-Ray Backscatter Diffraction Data for NDE of Corrosion

Section: Corrosion

Feng Qiu, University of Houston
W. L. Anderson, University of Houston
P. S. Ong, University of Houston

La Jolla, CA

12:00 AM

Desirable Distinctions in NDE Reliability Terminology and Practice

Derek J. Sturges, General Electric
Robert B. Abernethy

La Jolla, CA

12:00 AM

Detection of Acoustic Second Harmonics Using a Laser Interferometer

Section: Nonlinear Effects

A. Moreau, National Research Council Canada
J. F. Bussière, National Research Council Canada

La Jolla, CA

12:00 AM

Determination of dynamic elastic properties of powder metallurgy components

Section: Metals

S. Parthasarathi, Concurrent Technologies Corporation
T. Prucher, Concurrent Technologies Corporation
C. J. Yu, Concurrent Technologies Corporation
R. J. Henry

La Jolla, CA

12:00 AM

Determination of Short Crack Depth with an Acoustic Microphone

Section: Stress and Fatigue Cracks

D. Knauss, University of Oxford
D. D. Bennink, University of Oxford
T. Zhai, University of Oxford
G. A. D. Briggs, University of Oxford
J. W. Martin, University of Oxford

La Jolla, CA

12:00 AM

Disbond Detection Using Peak Amplitude of Pulse-Echo Signals for Various Thicknesses and Transducer Frequencies

Section: Bonded Joints

M. N. Abedin, National Aeronautics and Space Administration
P. H. Johnson, National Aeronautics and Space Administration
D. R. Prabhu, National Aeronautics and Space Administration

La Jolla, CA

12:00 AM

Eddy Current Evaluation of Porous Magnesium Alloy Casting

Section: Metals

Gabor Blaho, Ohio State University
Alain Quirion, Ohio State University
Laszlo Adler, Ohio State University

La Jolla, CA

12:00 AM

Eddy Current measurement of Fiber Volume Fraction in Metal Matrix Composite Extrusions

Section: Composite Properties

R. E. Beissner, Southwest Research Institute
G. L. Burkhardt, Southwest Research Institute
J. L. Fisher, Southwest Research Institute

La Jolla, CA

12:00 AM

Eddy Current Thickness Measurement of the Zink Layer on Galvanized Steel Wires

Section: Thin Films and Coatings

B. de Limburg Stirum, Catholic University of Louvain
B. de Halleux, Catholic University of Louvain

La Jolla, CA

12:00 AM

Eddy-Current Measurements of Corrosion-Related Thinning in Aluminuium Lap Splices

Section: Corrosion

S. Mitra, Iowa State University
P. S. Urali, Iowa State University
Erol Uzal, Iowa State University
James H. Rose, Iowa State University
J. C. Moulder, Iowa State University

La Jolla, CA

12:00 AM

Effect of Debonding in Fiber-Reinforced Compsites on Ultrasonic Backscattering

Section: Composite Defects

Paul Beattie, University of Surrey
R. C. Chivers, University of Surrey
L. W. Anson, University of Surrey

La Jolla, CA

12:00 AM

Effect of Interface Roughness on the Reflection Coefficient

Section: Ceramics and Semiconductors

Jianmin Qu, Georgia Institute of Technology

La Jolla, CA

12:00 AM

Effects of Acoustic Scattering at Rough Surfaces on the Sensitivity of Ultrasonic Inspection

Section: Ceramics and Semiconductors

Peter B. Nagy, Ohio State University
Laszlo Adler, Ohio State University
James H. Rose, Iowa State University

La Jolla, CA

12:00 AM

Elastodynamic Scattering Cross-Sections for Three-Dimensional Whisker-Like Inclusions

Section: Ceramics and Semiconductors

M. Kitahara, Tokai University
K. Nakagawa, Total System Institute
Jan D. Achenbach, Northwestern University

La Jolla, CA

12:00 AM

Enhanced Fatigue Crack Detection in Aging Aircraft Using Continuous Acoustic Emission Monitoring

Section: Stress and Fatigue Cracks

Stuart McBride, Royal Military College of Canada
Yanhua Hong, Royal Military College of Canada
Michael Pollard, Royal Military College of Canada

La Jolla, CA

12:00 AM

Estimation of Concrete Strength of the Colorado Street bridge Using the Impact-Echo Technique

Hemant S. Limaye, Wiss, Janney, Elstner Associates, Inc.
Sven E. Thomasen, Wiss, Janney, Elstner Associates, Inc.

La Jolla, CA

12:00 AM

Estimation of Eddy Current Probability of Detection (POD) Using Finite Element Method

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

La Jolla, CA

12:00 AM

Evaluating the Integrity of Adhesive Bonds by the Measurement of Acoustic Properties under Stresses

Section: Bonded Joints

V. Jagasivamani, National Aeronautics and Space Administration
Alphonso C. Smith, Hampton University

La Jolla, CA

12:00 AM

Evaluation of Low-Cylce Fatigue Damage in Steel Structural Components by a Magnetic Measurement Technique

Section: Magnetic Methods and Materials

Madhav Rao Govindaraju, Iowa State University
Andrew Strom, Iowa State University
David C. Jiles, Iowa State University
S. B. Biner, Iowa State University

La Jolla, CA

12:00 AM

Evaluation of Microwave Methods for Thickness Measurements of Liquid Shim Material

Section: Thin Films and Coatings

D. D. Palmer, McDonnell Douglas Corporation
S. C. Buckner, McDonnell Douglas Corporation
W. S. Samford, McDonnell Douglas Corporation

La Jolla, CA

12:00 AM

Examination of Fiber-Matrix Interfaces of Composite Materials Using Dual Beam Scanning Acoustic Microscopy

Section: Interfaces

Shamachary Sathish, National Aeronautics and Space Administration
William T. Yost, National Aeronautics and Space Administration
John H. Cantrell, National Aeronautics and Space Administration

La Jolla, CA

12:00 AM

Experimental Investigation of Ultrasonic Vibrations of Thin Fibers Embedded in Matrix

Section: Interfaces

Michel de Billy, Université Paris VII
Peter B. Nagy, Ohio State University
Gabor Blaho, Ohio State University
Suqin Meng, Ohio State University
Gerard Quentin, Université Paris VII
Laszlo Alder, Ohio State University

La Jolla, CA

12:00 AM

Experimental Study of Thermal oxidation Damage in Ceramic Composites Using Ultrasonic Waves

Section: Composite Defects

Y.-C. Chu, Ohio State University
S. I. Rokhlin, Ohio State University
G. Y. Baaklini
Ramakrishna Bhatt, National Aeronautics and Space Administration

La Jolla, CA

12:00 AM

Fabrication and NDE of Multi-Wave Thermoset GR/EP Composites

Section: Composite Defects

Vinay Dayal, Iowa State University
Zang Xinlian

La Jolla, CA

12:00 AM

Fast Photothermal Inspection of Plasma-Sprayed Coatings of Primary Circulation Seal Rings of a Nuclear Reactor. Part Two: After the Trial Run

Section: Thin Films and Coatings

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

La Jolla, CA

12:00 AM

Fatigue Crack Characterization in Conducting Sheets by Non Contact Stimulation of Resonant Modes

Section: Stress and Fatigue Cracks

Buzz Wincheski, National Aeronautics and Space Administration
J. P. Fulton, National Aeronautics and Space Administration
R. Todhunter, National Aeronautics and Space Administration
Min Namkung, National Aeronautics and Space Administration

La Jolla, CA

12:00 AM

Finite Element Modeling of the Bulk Magnetization of Railroad Wheels to Improve Test Conditions for Magnetoacoustic Residual Stress Measurements

Section: Magnetic Methods and Materials

J. P. Fulton, National Aeronautics and Space Administration
Buzz Wincheski, National Aeronautics and Space Administration
Min Namkung, National Aeronautics and Space Administration
D. Utrata, Association of American Railroads

La Jolla, CA

12:00 AM

Further on Positron Testing of Carbon Fiber Composites

Section: Composite Defects

J. G. Byrne, University of Utah
K. Schick, University of Utah

La Jolla, CA

12:00 AM

High Resolution Computed Tomography Imaging for Material Characterization

Section: Metals

Claudia V. Kropas, United States Department of Defense
Charles F. Buynak, United States Department of Defense
Michael E. Hughes, ARACOR

La Jolla, CA

12:00 AM

How Nonlinear Can Nonlinear Be?

Section: Nonlinear Effects

Mack A. Breazeale, University of Mississippi

La Jolla, CA

12:00 AM

Inspection of Refinery Vessels for Hydrogen Attack Using Ultrasonic Techniques

Section: Metals

W. D. Wang, Shell Global

La Jolla, CA

12:00 AM

Inspection of Ropes and Cables Using the Transverse-Impulse Vibration Technique

H. Kwun, Southwest Research Institute
G. L. Burkhardt, Southwest Research Institute
C. M. Teller, Southwest Research Institute

La Jolla, CA

12:00 AM

Integrated Ultrasonic Technique for Characterization of Composite Materials

Section: Composite Properties

I. N. Komsky, Northwestern University
Jan D. Achenbach, Northwestern University
I. M. Daniel, Northwestern University

La Jolla, CA

12:00 AM

Investigation of Corrosion in Aluminum/Adhesive Lap-Splices Using Pulse-Echo Ultrasonic Techniques

Section: Corrosion

T. C. Patton, Iowa State University
D. K. Hsu, Iowa State University

La Jolla, CA

12:00 AM

Isolating Fracture-Induced Anisotropy from Background Anisotropy

Section: Composite Properties

Julie A. Hood, University of Miami
Richard B. Mignogna, United States Department of Defense

La Jolla, CA

12:00 AM

Lamb Wave Mode Selection for Increased Sensitivity ot Interfacial Weaknesses of Adhesive Bonds

Section: Bonded Joints

A. Pilarski, Pennsylvania State University
Joseph L. Rose, Pennsylvania State University
J. Ditri, Pennsylvania State University
D. Jiao, Pennsylvania State University
K. Rajana, Pennsylvania State University

La Jolla, CA

12:00 AM

Laser Ultrasonic Inspection of Graphite Epoxy Laminates

Section: Composite Defects

Christian Padioleau, Ultra Optec Inc.
Paul Bouchard, Ultra Optec, Inc.
René Héon, National Research Council Canada
Jean-Pierre Monchalin, National Research Council Canada
Francis F. Chang, General Dynamics
Tomy E. Drake, General Dynamics
Kenneth I. McRae, Defense Research and Development Canada

La Jolla, CA

12:00 AM

Light Scatterometry as an NDE Technique for Surface Characterization of Ge Windows

Section: Ceramics and Semiconductors

I. Perez, United States Department of Defense
M. Wilson, United States Department of Defense
M. Thomas, United States Department of Defense
D. Price, United States Department of Defense
W. R. Scott, United States Department of Defense

La Jolla, CA

12:00 AM

Line-Focus Acoustic Mcroscopy Measurements of Thin-Film Elastic Constants

Section: Thin Films and Coatings

Jin O. Kim, Northwestern University
Jan D. Achenbach, Northwestern University

La Jolla, CA

12:00 AM

Luminescence Sensing of Stress in Composite Structures

Section: Composite Properties

H. J. Hough, University of Virginia
J. N. Demas, University of Virginia
Haydn N. G. Wadley, University of Virginia

La Jolla, CA

12:00 AM

Magnetic Property Changes in various Structural Steels Due to Irradiation

Section: Magnetic Methods and Materials

M. K. Devine, Iowa State University
David C. Jiles, Iowa State University
Peter K. Liaw, Westinghouse Electric Corporation
R. D. Rishel, Westinghouse Electric Corporation
D. S. Drinon, Westinghouse Electric Corporation

La Jolla, CA

12:00 AM

Matrix-Fiber Interface Characterization in Metal Matrix Composites Using Ultrasonic Shear-Wave Back-Reflection Coefficient Technique

Section: Interfaces

Theodore E. Matikas, United States Department of Defense
Prasanna Karpur, University of Dayton

La Jolla, CA

12:00 AM

Measured Effects of Surface Cloth Impressions on Polar Backscatter and Comparison with a Reflection Grating Model

Section: Ceramics and Semiconductors

Eric I. Madaras, National Aeronautics and Space Administration
Edwin F. Brush III, Colorado College
S. Lori Bridal, Washington University
Mark R. Holland, Washington University
J. G. Miller, Washington University

La Jolla, CA

12:00 AM

Measurement of Layered Corrosion with Compton Backscatter

Section: Corrosion

Larry Lawson, Northwestern University

La Jolla, CA

12:00 AM

Modeling Anisotropic Conductivity Behavior of SiCp/Al metal-Matrix Composite Extrusions

Section: Composite Properties

Peter K. Liaw, Westinghouse Science & Technology Center
R. Pitchumani, Carnegie Mellon University
S.-C. Yao, Carnegie Mellon University
D. K. Hsu, Iowa State University
B. Foster, Iowa State University
H. Jeong, Iowa State University

La Jolla, CA

12:00 AM

Modeling Ultrasonic Microstructural Noise in Titanium Alloys

Section: Ceramics and Semiconductors

Frank J. Margetan, Iowa State University
R. Bruce Thompson, Iowa State University
I. Yalda-Mooshabad, Iowa State University

La Jolla, CA

12:00 AM

Modified AC Magnetic Bridge Scanning Patterns of Samples Simulating Flaws in Aircraft Seams

Section: Corrosion

Otto H. Zinke, University of Arkansas
William F. Schmidt, University of Arkansas

La Jolla, CA

12:00 AM

Monte-Carlo Simulation of Ultrasonic Grain Noise

Section: Ceramics and Semiconductors

I. Yalda-Mooshabad, Iowa State University
Frank J. Margetan, Iowa State University
R. Bruce Thompson, Iowa State University

La Jolla, CA

12:00 AM

NDE and Design - A Unified Life-Cycle Engineering Approach

Lester W. Schmerr Jr., Iowa State University
Donald O. Thompson, Iowa State University

La Jolla, CA

12:00 AM

Nindestructive Evaluation of Metal Matrix Composite Products with Implanted Defects

Section: Composite Defects

Robert E. Shannon, Westinghouse
Peter K. Liaw, Westinghouse Science & Technology Center
W. C. Harrigan, DWA Composite Specialties, Inc.

La Jolla, CA

12:00 AM

Nondestructive Characterization of Damaged Bonds

Section: Bonded Joints

Laurence J. Jacobs, Georgia Institute of Technology
Jianmin Qu, Georgia Institute of Technology

La Jolla, CA

12:00 AM

Nondestructive Characterization of TMC Materials: A Correlation Between Advanced Ultrasonic Measurements and Internal Material Conditions

Section: Composite Properties

Halina M. Parzuchowski, McDonnell Douglas Corporation
Mark K. Reighard, McDonnell Douglas Corporation
Kyle W. Hollman, Washington University
Scott M. Handley, Washington University
James G. Miller, Washington University
Mark R. Holland, Washington University

La Jolla, CA

12:00 AM

Nondestructive Evaluation of Changes in Mechanical Properties in Carbon-Carbon Composites During Processing

Lee Moore, University of Oklahoma
Ronald Kline, University of Oklahoma
Eric I. Madaras, National Aeronautics and Space Administration

La Jolla, CA

12:00 AM

Nondestructive Evaluation of Hardwood Logs Using Automated Interpretation of CT Images

Daniel L. Schmoldt, Virginia Polytechnic Institute and State University
Dongping Zhu, Imatron Industrial Products, Inc.
Richard W. Conners, Virginia Polytechnic Institute and State University

La Jolla, CA

12:00 AM

Nondestructive Evaluation of Radioactive Waste Drums Containing Cement-Solidified Liquid Wastes

John Steude, Scientific Measurement Systems, Inc.
Jeff Anders, Rockwell International Corporation
Richard Sporny, Rockwell International Corporation
Ed Strickland, Rockwell International Corporation

La Jolla, CA

12:00 AM

Nondestructive Evaluation of Wood Using Ultrasonic Dry-Coupled Transducers

Udaya B. Halabe, West Virginia University
Hota V. S. GangaRao, West Virginia University

La Jolla, CA

12:00 AM

Nondestructive Measurement of Magnetic Permeability

Section: Magnetic Methods and Materials

D. T. Hayford, Battelle Memorial Institute
G. E. Kechter, Battelle Memorial Institute
R. J. Davis, Battelle Memorial Institute
T. O. McCanney, Battelle Memorial Institute

La Jolla, CA

12:00 AM

Nonlinear Waves in Rocks

Section: Nonlinear Effects

Katherine R. McCall, Los Alamos National Laboratory
Paul A. Johnson, Los Alamos National Laboratory
G. Douglas Meegan, Los Alamos National Laboratory

La Jolla, CA

12:00 AM

On Characterizing Operating Conditions of Ultrasonic Systems Using MTF and Related Techniques

R. Zilber, Soreq Nuclear Research Center
K. Shiloh, Soreq Nuclear Research Center

La Jolla, CA

12:00 AM

On the Differentiation of Diffusion Bond Strength Using the Total Acoustic Energy Reflected from the Bond

Section: Interfaces

G. C. Ojard, Pratt and Whitney
Otto Buck, Iowa State University
D. K. Rehbein, Iowa State University
M. S. Hughes, Iowa State University

La Jolla, CA

12:00 AM

Photothermal Inspection of Impact Damages on Carbon-Glass Fibre Composites Using a Simple Hand Scanner Measurement System

Section: Composite Defects

Jussi Varis, University of Helsinki
Reijo Lehtiniemi, University of Helsinki
Jari Hartikainen, University of Helsinki
Mauri Luukkala, University of Helsinki

La Jolla, CA

12:00 AM

Porosity Measurement in Composites Using Ultrasonic Attenuation Methods

Section: Composite Properties

Francis A. Reed, United Technologies Research Center
Thomas J. Batzinger, United Technologies Research Center
Robert W. Reed, United Technologies Research Center
Staffan Jonsson, Panametrics, Inc.

La Jolla, CA

12:00 AM

Preliminary Studies of Magnetic NDE Techniques for Identifying Neutron Embrittlement of Pressure Vessel Steel

Section: Magnetic Methods and Materials

Martin J. Sablik, Southwest Research Institute
H. Kwun, Southwest Research Institute
G. L. Burkhardt, Southwest Research Institute
D. G. Cadena, Southwest Research Institute

La Jolla, CA

12:00 AM

Propagation of Laser Generated Broadband Ultrasonic Pulses in a Thick Carbon Fibre Composite Plate

Section: Composite Properties

L. P. Scudder, Warwick University
D. A. Hutchins, Warwick University
N. Guo, Imperial College of Science and Technology

La Jolla, CA

12:00 AM

Propagation of Ultrasonic Plane Waves in a Plastically Deformed Medium

Section: Nonlinear Effects

K. Ravi-Chandar, University of Houston
E. Schneider, Univeristät Saarbrücken

La Jolla, CA

12:00 AM

Quantitative Analysis of Elastic Property of Al-Li Alloiys Using Ultrasonic Velocity Measurement and Tem

Section: Metals

S. M. Jeon, Korea Advanced Institute of Science and Technology
J. D. Kim, Korea Advanced Institute of Science and Technology
J. K. Park, Korea Advanced Institute of Science and Technology
S. S. Lee, Korea Advanced Institute of Science and Technology

La Jolla, CA

12:00 AM

Quantitative Assessment of Plastic Deformation Via Acoustic Microscopy

Section: Stress and Fatigue Cracks

R. D. Weglein

La Jolla, CA

12:00 AM

Quantitative Nondestructive Evaluation of Carbon-Carbon Composites by Pulsed Infrared Thermography

Section: Composite Properties

P. M. Delpech, Office National d'Etudes et de Recherches Aerospatiales
D. M. Boscher, Office National d'Etudes et de Recherches Aerospatiales
F. Lepoutre, Office National d'Etudes et de Recherches Aerospatiales
A. A. Déom, Office National d'Etudes et de Recherches Aerospatiales
D. L. Balageas, Office National d'Etudes et de Recherches Aerospatiales

La Jolla, CA

12:00 AM

Radar Inspection of Concrete, Brick and Masonry Structures

C. P. Hobbs, Harwell Laboratory
J. A. G. Temple, Harwell Laboratory

La Jolla, CA

12:00 AM

Real-Time Ultrasonic Determination of Elastic Constants

Section: Composite Properties

William R. Petrick, Thiokol Corporation

La Jolla, CA

12:00 AM

Real-Time Ultrasonic Investigation of Fiber-Matrix Debonding in Ceramic-Matrix Composite

Section: Interfaces

Shi-Chang Wooh, Northwestern University
Isaac M. Daniel, Northwestern University

La Jolla, CA

12:00 AM

Relationships Between Ultrasonic Noise and Macrostructure of Titanium Alloys

Section: Ceramics and Semiconductors

K. Y. Han, Iowa State University
R. Bruce Thompson, Iowa State University
Frank J. Margetan, Iowa State University
James H. Rose, Iowa State University

La Jolla, CA

12:00 AM

Reluctance Variation as a Result of Lift Off for an AC Magnetic Bridge

Section: Magnetic Methods and Materials

William F. Schmidt, University of Arkansas
Otto H. Zinke, University of Arkansas

La Jolla, CA

12:00 AM

Response of Cross-Ply and Quasi-Isotropic Laminates to Distributed Dynamic Surface Loads

Section: Composite Properties

Shyh-Shiuh Lih, University of California, Los Angeles
Ajit K. Mal, University of California, Los Angeles

La Jolla, CA

12:00 AM

Scattering of Elastic Waves by Interface Cracks between Dissimilar Materials

Section: Interfaces

Sohichi Hirose, Okayama University
Michihiro Kitahara, Tokai University

La Jolla, CA

12:00 AM

Second Order Asymptotic Boundary Conditions for Modeling of Imperfect Interface

Section: Interfaces

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

La Jolla, CA

12:00 AM

Simulation and Experimental Study of Ultrasonic Signals from lap Joints in the Presence of Nonuniform Thickness Values

Section: Bonded Joints

D. R. Prabhu, National Aeronautics and Space Administration
M. N. Abedin, National Aeronautics and Space Administration
William P. Winfree, National Aeronautics and Space Administration

La Jolla, CA

12:00 AM

Single Parameter Analysis of Hysteretic Magnetic Flux Trapping in High Tc Superconductor Ribbon

Section: Magnetic Methods and Materials

K. L. Telschow, EG&G Idaho, Inc.

La Jolla, CA

12:00 AM

Strength Assessment in Adhesive Bonds Using Nonlinear Ultrasonic Measurements

Section: Nonlinear Effects

Paul McGowan, Ohio State University
Gabor Blaho, Ohio State University
Laszlo Adler, Ohio State University

La Jolla, CA

12:00 AM

Stress Detection in Steels Through Variations in magnetic Properties

Section: Magnetic Methods and Materials

David A. Kaminski, Iowa State University
David C. Jiles, Iowa State University
S. B. Biner, Iowa State University
Martin J. Sablik, Southwest Research Institute

La Jolla, CA

12:00 AM

Study of Acoustic Emisison Characteristics for Fracture Assessment

Section: Stress and Fatigue Cracks

James C. Yeh, United Technologies Corporation
Chon L. Tsai, Ohio State University

La Jolla, CA

12:00 AM

Study of Interfacial Stress in Metal Matrix Composites Using Ultrasonic Velocity Measurements

Section: Nonlinear Effects

P. A. Foltyn, University of Houston
K. Ravi-Chandar, University of Houston
K. Salama, University of Houston

La Jolla, CA

12:00 AM

Surface Acoustic Wave Determination of Hardness: Forward Problem

Section: Metals

G. Gordon, Pennsylvania State University
B. R. Tittmann, Pennsylvania State University
S. Singh, Timken Company

La Jolla, CA

12:00 AM

Surface Wave Inspection of Porous Ceramics and Rocks

Section: Ceramics and Semiconductors

Peter B. Nagy, Ohio State University
Laszlo Adler, Ohio State University

La Jolla, CA

12:00 AM

The Application of Thermal Diffusivity Imaging to Sic-Fiber-Reinforced Silicon Nitride

Section: Composite Properties

K. Elliott Cramer, National Aeronautics and Space Administration
William P. Winfree, National Aeronautics and Space Administration
Edward R. Generazio, National Aeronautics and Space Administration
Ramakrishna T. Bhatt, National Aeronautics and Space Administration
Dennis S. Fox, National Aeronautics and Space Administration

La Jolla, CA

12:00 AM

The Detection of a Brittle Layer at the Bondline in Diffusion Bonded Titanium

Section: Metals

Michael Lowe, Imperial College
Peter Cawley, Imperial College

La Jolla, CA

12:00 AM

The Effects of Magnetizer Velocity on Magnetic Flux Leakage Signals

Section: Magnetic Methods and Materials

J. Bruce Nestleroth, Battelle Memorial Institute
Richard J. Davis, Battelle Memorial Institute

La Jolla, CA

12:00 AM

The Spatial Resolution of Rayleigh Wave, Acoustoelastic Measurement fo Stress

Section: Stress and Fatigue Cracks

J. C. Johnson, Iowa State University
R. Bruce Thompson, Iowa State University

La Jolla, CA

12:00 AM

The Temperature Dependence of Third-Order Elastic Constants in Metal-Matrix Composites

Section: Nonlinear Effects

H. Mohrbacher, University of Houston
K. Salama, University of Houston

La Jolla, CA

12:00 AM

The Use of Optical beam Deflection (OBD) Technique in the Thermal Diffusivity Characterization of Polymer Foils

Section: Thin Films and Coatings

J. Rantala, University of Helsinki
Lanhua Wei, Wayne State University
P. K. Kuo, Wayne State University
J. Jaarinen, Neste Oil
M. Luukkala, University of Helsinki
R. L. Thomas, Wayne State University

La Jolla, CA

12:00 AM

Theoretical and Experimental Study of Composite Materials Using Longitudinal Ultrasonic Spectroscopy

Section: Composite Properties

M. Ourak, Universite de Valenciennes
M. Ouaftouh, Universite de Valenciennes
J.-M. Rouvaen, Universite de Valenciennes
C. Bruneel, Universite de Valenciennes

La Jolla, CA

12:00 AM

Theory Explicating the Linkage Between Quality, Productivity and Competitive Position

Emmaunel P. Papadakis

La Jolla, CA

12:00 AM

Theory of Ultrasonic Backscatter From Multiphase Polycrystalline Solids

Section: Ceramics and Semiconductors

James H. Rose, Iowa State University

La Jolla, CA

12:00 AM

Thermal Coating Characterization Using Thermoelasticity

Section: Thin Films and Coatings

Christopher S. Welch, College of William and Mary
Michael J. Zickel, College of William and Mary

La Jolla, CA

12:00 AM

Thermal Wave Detection and Analysis of Adhesion Disbonds and Corrosion in Aircraft Panels

Section: Corrosion

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

La Jolla, CA

12:00 AM

Thermographic Detection of Corrosion in Aircraft Skin

Section: Corrosion

Hazari I. Syed, National Aeronautics and Space Administration
William P. Winfree, National Aeronautics and Space Administration
K. Elliott Cramer, National Aeronautics and Space Administration
Patricia A. Howell, National Aeronautics and Space Administration

La Jolla, CA

12:00 AM

Three Dimensional Response of a Cross-Ply Composite Plate with Imperfect Interfaces

Section: Interfaces

Ratnam Paskaramoorthy, University of Connecticut
Subhendu K. Datta, University of Connecticut

La Jolla, CA

12:00 AM

Three-Dimensional Measurement System

Kristine E. Matthews, Los Alamos National Laboratory
Kenneth B. Butterfield, Los Alamos National Laboratory
Roger A. Morris, Los Alamos National Laboratory

La Jolla, CA

12:00 AM

Ultrasonic Assessment of Microcrack Damage in Ceramics

Section: Stress and Fatigue Cracks

Y. C. Chu, Ohio State University
M. Hefetz, Ohio State University
S. I. Rokhlin, Ohio State University

La Jolla, CA

12:00 AM

Ultrasonic Attenuation of Water-Infiltrated Thermal Barrier Coatings

Section: Thin Films and Coatings

Joachim Bamberg, Motoren- und Turbinen Union
Heinz Schmitt, Universität Saarbrücken

La Jolla, CA

12:00 AM

Ultrasonic Characterization of Fiber-Matrix Interphasial Properties in Ceramic Matrix Composites

Section: Interfaces

Y.-C. Chu, Ohio State University
S. I. Rokhlin, Ohio State University

La Jolla, CA

12:00 AM

Ultrasonic Determination of the Elastic Properties of Unidirectional Composites

Section: Composite Properties

Ajit K. Mal, University of California, Los Angeles
Shyh-Shiuh Lih, University of California, Los Angeles
Yoseph Bar-Cohen, California Institute of Technology

La Jolla, CA

12:00 AM

Ultrasonic Evaluation of Interfacial Properties in Adhesive Joints: Evaluation of Environmental Degradation

Section: Bonded Joints

S. I. Rokhlin, Ohio State University
B. Li, Ohio State University
A. I. Lavrentyev, Ohio State University

La Jolla, CA

12:00 AM

Ultrasonic Evaluation of Interfacial Properties in Layered Substrate

Section: Interfaces

Ray T. Ko, Ohio State University
Sung D. Kwon, Ohio State University
Laszlo Adler, Ohio State University

La Jolla, CA

12:00 AM

Ultrasonic Inspection of Thin Walled Composite Tubes

Section: Composite Defects

Thomas E. Michaels, Panametrics, Inc.
T. M. Krafchak, Syracuse University
B. D. Davidson, Syracuse University

La Jolla, CA

12:00 AM

Ultrasonic Inspection, Material Noise and Surface Roughness

Section: Ceramics and Semiconductors

Mehmet Bilgen, Iowa State University
James H. Rose, Iowa State University
Peter B. Nagy, Ohio State University

La Jolla, CA

12:00 AM

Ultrasonic Measurement of Pipe Thickness

Section: Corrosion

Carol A. Lebowitz, United States Department of Defense
Lawrence M. Brown, United States Department of Defense

La Jolla, CA

12:00 AM

Ultrasonic Methods for Detection of Micro Porosity in Composite Materials

Section: Composite Properties

Jennifer E. Michaels, Panametrics, Inc.
Thomas E. Michaels, Panametrics, Inc.
Staffan Jonsson, Panametrics, Inc.

La Jolla, CA

12:00 AM

Ultrasonic Monitoring of Reaction Bonding Silicon Nitride

M. L. Peterson, Northwestern University
Jan D. Achenbach, Northwestern University

La Jolla, CA

12:00 AM

Ultrasonic NDE of Adhesive Bonds: The Inverse Problem

Section: Bonded Joints

V. R. Iyer, Texas A&M University
V. K. Kinra, Texas A&M University

La Jolla, CA

12:00 AM

Ultrasonic NDE of Adhesive Metal to Metal Bond Integrity Based on a Combined Numerical and Expert System Approach

Section: Bonded Joints

Reinhold Ludwig, Worcester Polytechnic Institute
John M. Sullivan Jr., Worcester Polytechnic Institute
Dacheng Dai, Worcester Polytechnic Institute

La Jolla, CA

12:00 AM

Ultrasonic Plate Waves in 3-D Braided Composites

Section: Composite Properties

Dale E. Chimenti, Johns Hopkins University
Adnan H. Nayfeh, University of Cincinnati

La Jolla, CA

12:00 AM

Ultrasonic Resonance Method with EMAT for Stress Measurement in Thin Plates

Section: Stress and Fatigue Cracks

H. Fukuoka, Osaka University
M. Hirao, Osaka University
T. Yamasaki, Osaka University
H. Ogi, Osaka
G. L. Peterson, RITEC, Inc.
C. M. Fortunko

La Jolla, CA

12:00 AM

Ultrasonic Scans Using Low Frequency Unresolved Echoes

Section: Bonded Joints

D. K. Hsu, Iowa State University
M. S. Hughes, Iowa State University
T. C. Patton, Iowa State University

La Jolla, CA

12:00 AM

Ultrasonic Sensing Simulation of CdTe Single Crystal Growth

Section: Ceramics and Semiconductors

Yichi Lu, University of Virginia
Haydn N. G. Wadley, University of Virginia

La Jolla, CA

12:00 AM

Ultrasonic Shearwave Measurements of Phase Transitions in Zircalloy at Elevated Temperatures

Section: Metals

D. R. Billson, University of Warwick
D. A. Hutchins, University of Warwick

La Jolla, CA

12:00 AM

Ultrasonic Wave Propagation Studies in Anisotropic Plates with built-In Material Degratdation

Section: Composite Defects

Krishnan Balasubramaniam, Mississippi State University
Camille A. Issa, Mississippi State University
Satyanarayana Alluri, Mississippi State University

La Jolla, CA

12:00 AM

Ultrasonics in Thick Anisotropic Materials

Section: Composite Properties

Eric S. Boltz, Johns Hopkins University
Robert E. Green Jr., Johns Hopkins University

La Jolla, CA

12:00 AM

Ultrasound for Fiber Fragmentation Size Determination to Characterize Load Transfer Behavior of Matrix-Fiber Interface in Metal Matrix Composites

Section: Interfaces

Prasanna Karpur, University of Dayton
Theodore E. Matikas, United States Department of Defense
S. Krishnamurthy, Universal Energy Systems, Inc.
N. Ashbaugh, University of Dayton

La Jolla, CA

12:00 AM

Use of a Portable Linear Accelerator to Radiograph a Bridge Drainage Pump

Richard S. Newell, California Department of Transportation
Philip J. Stolarski, California Department of Transportation

La Jolla, CA

12:00 AM

Using Energy Dispersive X-Ray Measurements for Quantitative Determination of Material Loss Due to Corrosion

Section: Corrosion

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

La Jolla, CA

12:00 AM

Validation at Lower Frequencies of the Effective Elastic Constants Measurements for Orthotropic Composite Materials

Section: Composite Properties

Bernard Hosten, Université de Bordeaux I
Michel Castaings, Université de Bordeaux I

La Jolla, CA

12:00 AM

Validity of Different Models of Interfaces in Adhesion and Diffusion Bonded Joints

Section: Bonded Joints

Tom Pialucha, Imperial College
Michael Lowe, Imperial College
Peter Cawley, Imperial College

La Jolla, CA

12:00 AM

Variation of Sound Velocity in Fatigued Aluminum 2024-T4 as a Function fo Hydrostatic Pressure

Section: Nonlinear Effects

Jeong K. Na, National Aeronautics and Space Administration
William T. Yost, National Aeronautics and Space Administration
John H. Cantrell, University of Cambridge

La Jolla, CA

12:00 AM

VLSI Signal Processing for QNDE of Highway Bridge

Qinghong Cao, Lehigh University
Weiping Li, Lehigh University
Ben T. Yen, Lehigh University

La Jolla, CA

12:00 AM

Wave Scattering Calculations from Multiple Inclusions Using a Volume Integral Equation

Section: Ceramics and Semiconductors

Jungki Lee, University of California, Los Angeles
Ajit K. Mal, University of California, Los Angeles

La Jolla, CA

12:00 AM

X-Ray CT for Quantitative Casting Material Evaluation

Section: Metals

Gary Georgeson, Boeing Company
Richard Bossi, Boeing Company

La Jolla, CA

12:00 AM

12:00 PM

2-D elastodynamic scattering from a finite closed crack

Section: Elastic Wave Scattering

Gert Persson, Chalmers University of Technology

La Jolla, CA

12:00 PM

A comparison of SQUID imaging techniques for small defects in nonmagnetic tubes

Section: Electromagnetic Techniques

D. Hurley, General Electric
Y. P. Ma, Vanderbilt University
S. Tan, Vanderbilt University
J. P. Wikswo Jr., Vanderbilt University

La Jolla, CA

12:00 PM

A focussed transducer/scatterer model for ultrasonic reference standards

Section: Ultrasonic and Acoustic Sensors

Lester Schmerr, Iowa State University
Terry Lerch, Iowa State University
Alexander Sedov, Lakehead University

La Jolla, CA

12:00 PM

A model of bolt hole inspection via eddy current

Section: Eddy Currents

Norio Nakagawa, Iowa State University
John C. Moulder, Iowa State University

La Jolla, CA

12:00 PM

A new technique for time-domain ultrasonic NDE of extremely thin plates

Section: New Techniques and Simulations

C. Zhu, Texas A&M University
V. K. Kinra, Texas A&M University

La Jolla, CA

12:00 PM

A theoretical approach for the discrimination of crack tip and small defect echoes

Section: Elastic Wave Scattering

Alain Lhemery, Ecole Centrale Paris
Raphaele Raillon, Ecole Centrale Paris
Mourad Ouamer, Ecole Centrale Paris

La Jolla, CA

12:00 PM

Accounting for ultrasonic signal attenuation through model parameter interpolation

Section: Signal Processing

Myung-Hyun Yoon, Iowa State University
Tenkasi V. Ramabadran, Iowa State University

La Jolla, CA

12:00 PM

Accuracy improvement of small defect detection for ultrasonic inspection by using scientific visual analysis

Section: Imaging and Inversion Methods

Noboru Sugawara, Kitami Institute of Technology
Toshiyuki Oshima, Kitami Institute of Technology
Shinya Sugiura, Konoikegumi Corporation

La Jolla, CA

12:00 PM

Accuracy of the image technique for calculating electro-magnetic field induced at the surface of a ferromagnetic metal

Section: Eddy Currents

S. Sadeghi, Vanderbilt University
D. Mirshekar-Syahkal, University of Essex

La Jolla, CA

12:00 PM

ACFM above a hemispherical pit in an aluminum block

Section: Eddy Currents

D. McKirdy, University College London
A. M. Lewis, University College London

La Jolla, CA

12:00 PM

Acoustic emissions from pressurized microballoons

Section: Ultrasonic and Acoustic Sensors

G. Hawkins, Aerospace Corporation
James R. Lhota, Aerospace Corporation
J. R. Hribar, Aerospace Corporation
E. C. Johnson, Aerospace Corporation

La Jolla, CA

12:00 PM

Acoustic ray tracing with the connection machine

Section: Elastic Wave Propagation

C. Sullivan, University of Oklahoma
Y. Wang, University of Oklahoma
R. A. Kline, University of Oklahoma
R. B. Mignogna, United States Department of Defense
R. S. Schechter, United States Department of Defense
P. P. Delsanto, Politecnico di Torino
L. Ferrero, Politecnico di Torino

La Jolla, CA

12:00 PM

Acoustic wave studies during fast ion beam interactions with solds

Section: Ultrasonic and Acoustic Sensors

Bruce Deemer, Johns Hopkins University
John C. Murphy, Johns Hopkins University
Thomas N. Claytor, Los Alamos National Laboratory
Joseph R. Tesmer, Los Alamos National Laboratory
James B. Spicer, National Institute of Standards and Technology

La Jolla, CA

12:00 PM

Advances in pultiple-pulse radio-frequency-gradient imaging of solids

Section: Magnetic Resonance Methods

John Marohn, California Institute of Technology
David N. Shykind, California Institute of Technology
Margat H. Werner, California Institute of Technology
Daniel P. Weitekamp, California Institute of Technology

La Jolla, CA

12:00 PM

An actively-stabilized fiber-optic interferometer for laser-ultrasonic flaw detection

Section: Laser-Based Ultrasonics

S. Pierce, University of Manchester
R. E. Corbett, University of Manchester
R. J. Dewhurst, University of Manchester

La Jolla, CA

12:00 PM

An advanced approach for pointwise NDE imaging

Section: Imaging and Inversion Methods

E. Chern, National Aeronautsics and Space Administration

La Jolla, CA

12:00 PM

An application of object-oriented technology to unified life cycle engineering

Section: Neural Networks

Samuel Wormley, Iowa State University
H. Shah, Iowa State University
D. Sheth, Iowa State University
B. Forouraghi, Iowa State University
Lester W. Schmerr, Iowa State University

La Jolla, CA

12:00 PM

An eddy current array imaging system

Section: Electromagnetic Sensors

Glenn Geithman, Boeing Company

La Jolla, CA

12:00 PM

An efficient FEM approach for the study of ultrasonic wave propagation in solids

Section: Elastic Wave Propagation

John Sullivan Jr., Worcester Polytechnic Institute
R. Ludwig
W. J. Grimes

La Jolla, CA

12:00 PM

An experimental study of tomographic imaging in layered media

Section: Imaging and Inversion Methods

Y. Wang, University of Oklahoma
R. A. Kline, University of Oklahoma

La Jolla, CA

12:00 PM

An inversion approach to ultrasonic imaging through reflective interfaces in multi-layered structures

Section: Imaging and Inversion Methods

K. McRae, Department of National Defense Canada
Cedric A. Zala, Barrodale Computing Services Ltd.

La Jolla, CA

12:00 PM

Analysis of the mutual inductance between two parallel plates for the detection of surface flaws

Section: Electromagnetic Sensors

M. Namkung, National Aeronautics and Space Administration
C. G. Clendenin, National Aeronautics and Space Administration
J. P. Fulton, Analytic Services and Materials, Inc.
Buzz Wincheski, Analytic Services and Materials, Inc.

La Jolla, CA

12:00 PM

Application of a finite-difference modeling scheme for ultrasonic defect characterization

Section: Imaging and Inversion Methods

P. van't Veen, Netherlands Organisation for Applied Scientific Research
E. J. M. Giling, Netherlands Organisation for Applied Scientific Research
L. F. van der Wal, Neterlands Organisation for Applied Scientific Research

La Jolla, CA

12:00 PM

Application of diffracto sight ot the nondestructive inspection of aircraft structures

Section: Optical Techniques

Jerzy Komorowski, National Research Council of Canada
Ronald W. Gould, National Research Council of Canada
David L. Simpson, National Research Council of Canada
Omer Hageniers, Diffracto Ltd.

La Jolla, CA

12:00 PM

Application of the x-ray measurement model to image processing of x-ray radiographs

Section: Radiography and CT

E. Siwek, Iowa State University
Joseph Nahum Gray, Iowa State University

La Jolla, CA

12:00 PM

Automated interpretation of external tank weld radiographs

Section: Imaging and Inversion Methods

Ronald Reightler, Martin Marietta Corporation

La Jolla, CA

12:00 PM

Beam profile reflectometry: a new technique for thin film measurements

Section: Optical Techniques

J. Fanton, Therma-Wave, Inc.
J. Opsal, Therma-Wave, Inc.
D. L. Willenborg, Therma-Wave, Inc.
S. M. Kelso, Therma-Wave, Inc.
Allan Rosencwaig, Therma-Wave, Inc.

La Jolla, CA

12:00 PM

Capactitance imaging system for monitoring bubble formation and flow in fluid bed simulators

Section: New Techniques and Simulations

Dave Paton, United States Department of Energy
G. Edward Fasching, United States Department of Energy
Nelson S. Smith Jr., United States Department of Energy

La Jolla, CA

12:00 PM

Capactitive probe array measurements and limitations

Section: Electromagnetic Sensors

B. Auld, Stanford University
A. V. Clark, National Institute of Standards and Technology
S. R. Shaps, National Institute of Standards and Technology
P. R. Heyliger, Colorado State University

La Jolla, CA

12:00 PM

Computed tomography applications in turbine engine overhaul

Section: Radiography and CT

Ward Rummel, Martin Marietta Corporation
Mark Davis, United States Department of Defense
Rodolfo Garcia, United States Department of Defense

La Jolla, CA

12:00 PM

Computer integrated NDE

Section: New Techniques and Simulations

Peter Kreier, Sulzer Innotec
Markus Gribi, Sulzer Innotec
Thomas Gamper, Sulzer Innotec
Jean-Michel Durocher, Tektrend International, Inc.
D. Robert Hay, Tektrend International, Inc.
Andre Pelletier, Tektrend International, Inc.

La Jolla, CA

12:00 PM

Crack detection in fuselage panels by a narrow-band laser-based ultrasonic system

Section: Laser-Based Ultrasonics

Jin Huang, Northwestern University
Sridhar Krishnaswamy, Northwestern University
Jan D. Achenbach, Northwestern University

La Jolla, CA

12:00 PM

Crack-depth determination by a neural network with a synthetic training data set

Section: Neural Networks

M. Takadoya, Mitsubishi Research Institute
M. Notake, Mitsubishi Research Institute
M. Kitahara, Tokai University
J. D. Achenbach, Northwestern University
Q. C. Guo, Northwestern University
M. L. Peterson

La Jolla, CA

12:00 PM

Custom PVDF transducers for pulse-echo testing of solid rocket motors for detection of propellant-to-boot-liner unbonds

Section: New Techniques and Simulations

Lewis Brown, South Dakota State University
William M. Sisson, United Technologies Research Center
Christopher P. Guerin, Elf Atochem Sensors, Inc.

La Jolla, CA

12:00 PM

Determining conductivity and thickness of continuously varying layers on metals using eddy currents

Section: Eddy Currents

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

La Jolla, CA

12:00 PM

Development and application of local 3-D CT reconstruction software for imaging critical regions in large ceramic turbine rotors

Section: Radiography and CT

E. Sivers, Argonne National Laboratory
D. L. Holloway, Argonne National Laboratory
W. A. Ellingson, Argonne National Laboratory
J. Ling, Chinese Academy of Science

La Jolla, CA

12:00 PM

Development of a neutron radiography simulation model

Section: Radiography and CT

Troy Groth, Iowa State University
Joseph Nahum Gray, Iowa State University

La Jolla, CA

12:00 PM

Development of a small ultrasonic transducer for phased-array fabrication

Section: Ultrasonic and Acoustic Sensors

R. Tennis, Southwest Research Institute
W. D. Jolly, Southwest Research Institute
W. M. Tomlinson, Southwest Research Institute
K. S. Pickens, Southwest Research Institute
G. M. Light, Southwest Research Institute
P. H. Johnson, National Aeronautics and Space Administration

La Jolla, CA

12:00 PM

Diffraction coefficients for flat-bottomed holes from 3-D finite difference calculations

Section: Ultrasonic and Acoustic Sensors

J. Temple, Harwell Laboratory

La Jolla, CA

12:00 PM

Diffusivity measurement using quasi periodic temperature response modeling

Section: Imaging and Inversion Methods

Pierre Emeric, College of William and Mary
William P. Winfree, National Aeronautics and Space Administration

La Jolla, CA

12:00 PM

Dual-band infrared imaging applications: locating buried minefields, mapping sea ice and inspecting aging aircraft

Section: Thermal Techniques

Nancy Del Grande, Lawrence Livermore National Laboratory
Philip F. Durbin, Lawrence Livermore National Laboratory
Dwight E. Perkins, Lawrence Livermore National Laboratory

La Jolla, CA

12:00 PM

Eddy current analysis for 3-D problems using the boundary element method

Section: Eddy Currents

Yijun Liu, Iowa State University
Norio Nakagawa, Iowa State University
Frank Rizzo, Iowa State University

La Jolla, CA

12:00 PM

Eddy current probe design for second-layer cracks under installed fasteners

Section: Electromagnetic Sensors

R. Beissner, Southwest Research Institute
G. L. Burkhardt, Southwest Research Institute
E. A. Creek, Southwest Research Institute
J. L. Fisher, Southwest Research Institute

La Jolla, CA

12:00 PM

Eddy current sensor concepts for interface characterization during Bridgman growth of CdZnTe single crystals

Section: Electromagnetic Sensors

Kumar Dharmasena, University of Virginia
Haydn N. G. Wadley, University of Virginia

La Jolla, CA

12:00 PM

Electromagnetic stressing of bonded structures

Section: New Techniques and Simulations

D. Mayton, Johns Hopkins University
James W. Wagner, Johns Hopkins University

La Jolla, CA

12:00 PM

Electronic holography and shearography NDE for inspection of modern materials and structures

Section: Optical Techniques

J. Clarady, Pratt & Whitney
M. Summers, Pratt & Whitney

La Jolla, CA

12:00 PM

Electronic shearography: current capabilities, potential limitations, and future possibilities for industrial nondestructive inspection

Section: Optical Techniques

John Deaton Jr., National Aeronautics and Space Administration
Robert S. Rogowski, National Aeronautics and Space Administration

La Jolla, CA

12:00 PM

EPR imaging investigations of glass epoxy composite materials and tracer diffusion in ceramics

Section: Magnetic Resonance Methods

Wayne Bryden, Johns Hopkins University
Bernard Collins, Johns Hopkins University
Theodore O. Poehler, Johns Hopkins University

La Jolla, CA

12:00 PM

Evaluation of waveform mapping as a signal processing tool for quantitative ultrasonic NDE

Section: Signal Processing

Patrick Johnston, National Aeronautsics and Space Administration
Doron Kishoni, College of William and Mary

La Jolla, CA

12:00 PM

Experiments with double microwave apertures

Section: Electromagnetic Techniques

John Basart, Iowa State University
Zhong Zhang, Iowa State University

La Jolla, CA

12:00 PM

Factors affecting the performance of eddy current densification sensors

Section: Electromagnetic Sensors

Bill Choi, University of Virginia
Kumar P. Dharmasena, University of Virginia
Haydn N. G. Wadley, University of Virginia

La Jolla, CA

12:00 PM

Flexible eddy current probes

Section: Electromagnetic Sensors

Susan Vernon, United States Department of Defense
John M. Liu, United States Department of Defense

La Jolla, CA

12:00 PM

Full characterization of near-surface flaws with multimode straight-beam transducers

Section: Ultrasonic and Acoustic Sensors

G. Gruber, Southwest Research Institute
S. R. Burger, General Electric

La Jolla, CA

12:00 PM

Fundamentals of manufacturing excellence

J. Heim, National Academy of Engineering

La Jolla, CA

12:00 PM

Gaussian-beam modeling of ultrasonic transducers using near-field experimental data

Section: Ultrasonic and Acoustic Sensors

Chung-kao Hsieh, Stanford University
Sergio Kostek, Schlumberger-Doll Research
Fred E. Stanke, Schlumberger-Doll Research

La Jolla, CA

12:00 PM

General automated flaw detection scheme for NDE X-ray images

Section: Radiography and CT

Karl Ulmer, Iowa State University
John P. Basart, Iowa State University

La Jolla, CA

12:00 PM

Generation of guided waves in hollow cylinders by wedge and comb type transducers

Section: Elastic Wave Propagation

John Ditri, Pennsylvania State University
Joseph L. Rose, Pennsylvania State University
Aleksander Pilarski, Pennsylvania State University

La Jolla, CA

12:00 PM

Guided waves in piezoelectric plates

Section: Elastic Wave Propagation

Hual-Te Chien, Argonne National Laboratory
Adnan H. Nayfeh, University of Cincinnati
Che-Hua Yang, Johns Hopkins University
Dale E. Chimenti, Johns Hopkins University

La Jolla, CA

12:00 PM

High accuracy method of measuring travelling time of ultrasonic waves

Section: Elastic Wave Propagation

A. Khedher, Catholic University of Louvain
B. de Halleux, Catholic University of Louvain

La Jolla, CA

12:00 PM

High resolution photoinductive imaging

Section: Electromagnetic Techniques

Douglas Rose, United States Department of Defense
Darryl C. Bryk, United States Department of Defense
Gregory Arutunian, Iowa State University

La Jolla, CA

12:00 PM

High-frequency elastodynamic boundary integral equation inversion using asymptotic phase information

Section: Elastic Wave Scattering

R. Roberts, Iowa State University

La Jolla, CA

12:00 PM

High-speed time-resolved holography for imaging transient events

Section: Optical Techniques

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

La Jolla, CA

12:00 PM

Image processing techniques for improved porosity estimation

Section: Imaging and Inversion Methods

Nader Saffari, University College London
Amit Som, University College London
David T. Green

La Jolla, CA

12:00 PM

Imaging of impact damage in graphite epoxy composites

Section: Imaging and Inversion Methods

E. Birt, AS&M
William P. Winfree, National Aeronautics and Space Administration
B. T. Smith, College of William and Mary
G. L. Farley, National Aeronautics and Space Administration

La Jolla, CA

12:00 PM

Imaging subsurface defects using SQUID magnetometers

Section: New Techniques and Simulations

Yu Ma, Vanderbilt University
John P. Wikswo Jr., Vanderbilt University

La Jolla, CA

12:00 PM

Imaging surface displacements of piezoelectric composites

Section: Ultrasonic and Acoustic Sensors

William Scott, United States Department of Defense
Martin J. Ryan III, United States Department of Defense
Dianne M. Granata, United States Department of Defense

La Jolla, CA

12:00 PM

Immersion techniques for automated ultrasonic inspection of curved parts

Section: New Techniques and Simulations

Jennifer Michaels, Panametrics, Inc.
Thomas E. Michaels, Panametrics, Inc.

La Jolla, CA

12:00 PM

Imposed ω-k magnetometer and dielectrometer applications

Section: New Techniques and Simulations

Neil Goldfine, Massachusetts Institute of Technology
Andrew P. Washabaugh, Massachusetts Institute of Technology
Janice V. Dearlove, Massachusetts Institute of Technology
Philip A. von Guggenberg, Massachusetts Institute of Technology

La Jolla, CA

12:00 PM

Improved finite difference method for long distance propagation of waves

Section: Elastic Wave Propagation

Doron Kishoni, College of William and Mary
Shlomo Ta'asan, National Aeronautics and Space Administration

La Jolla, CA

12:00 PM

Improved laser interferometry for ultrasonic NDE

Section: Laser-Based Ultrasonics

Peter Nagy, Ohio State University
Gabor Blaho, Ohio State University
Laszlo Adler, Ohio State University

La Jolla, CA

12:00 PM

Interaction of Gaussian acoustic beams with plane and cylindrical fluid-loaded elastic structures

Section: Elastic Wave Propagation

Jinguang Zhang, Johns Hopkins University
Dale E. Chimenti, Johns Hopkins University
Smaine Zeroug, Polytechnic University
Leopold B. Felsen, Polytechnic University

La Jolla, CA

12:00 PM

Interaction of ultrasound with imperfectly contacting interfaces

Section: Elastic Wave Propagation

R. Bruce Thompson, Iowa State University

La Jolla, CA

12:00 PM

Inversion of eddy current probe impedance data for crack reconstruction

Section: Eddy Currents

John Bowler, University of Surrey
D. J. Harrison, Defense Research Agency
S. J. Norton, National Institute of Standards and Technology

La Jolla, CA

12:00 PM

Laser generation of Rayleigh and Lamb waves for ultrasonic nondestructive testing

Section: Laser-Based Ultrasonics

R. Costley Jr., Georgia Institute of Techology
Yves H. Berthelot, Georgia Institute of Technology

La Jolla, CA

12:00 PM

Laser shearographic testing of foam insulation on cryogenic fuel tanks

Section: Optical Techniques

Douglas Burleigh, General Dynamics
James E. Engel, General Dynamics
David R. Kuhns, General Dynamics

La Jolla, CA

12:00 PM

Laser ultrasonic and photoacoustic characterization of subsurface structures

Section: Laser-Based Ultrasonics

Meng-Chou Wu, College of William and Mary
F. Raymond Parker, National Aeronautics and Space Administration
William P. Winfree, National Aeronautics and Space Administration

La Jolla, CA

12:00 PM

Laser ultrasonic inspection of honeycomb aircraft structures

Section: Electromagnetic Techniques

F. P. Chang, General Dynamics
T. E. Drake, General Dynamics
M. A. Osterkamp, General Dynamics
Jean-Pierre Monchalin, National Research Council Canada
R. Heon, National Research Council Canada
P. Bouchard, Ultra-Optec, Inc.
C. Padioleau, Ultra-Optec, Inc.
D. A. Froom, Sacramento Air Logistics Command
W. Frazier, Sacramento Air Logistics Command
J. Barton, NRE Inc.

La Jolla, CA

12:00 PM

Laser ultrasonics for coating thickness evaluation at 1200°C

Section: Laser-Based Ultrasonics

H. Ringermacher, United Technologies Research Center
F. A. Reed, United Technologies Research Center
J. R. Strife, United Technologies Research Center

La Jolla, CA

12:00 PM

Laser ultrasound for the study of thin sheets

Section: Laser-Based Ultrasonics

C. Edwards, University of Warwick
A. Al-Kassim, University of Warwick
S. B. Palmer, University of Warwick

La Jolla, CA

12:00 PM

Material thickness measurements using Compton backscatter

Section: Radiography and CT

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

La Jolla, CA

12:00 PM

Mercury modeling for improved crack sizing in tubing

Section: Eddy Currents

Robert Shannon, Westinghouse Science and Technology Center
Warren R. Junker, Westinghouse Science and Technology Center
Norio Nakagawa, Iowa State University
Mohamod Behravesh, Electric Power Research Institute

La Jolla, CA

12:00 PM

Model-based signal processing techniques for ultrasonic flaw detection: simulation studies

Section: Signal Processing

Chien-Ping Chiou, Iowa State University
R. Bruce Thompson, Iowa State University
Lester W. Schmerr, Iowa State University

La Jolla, CA

12:00 PM

Morphological filters: Statistical evaluation and applications in ultrasonic NDE

Section: Signal Processing

M. Mohamed, Illinois Institute of Technology
J. Saniie, Illinois Institute of Technology

La Jolla, CA

12:00 PM

Multi-parameter analysis in eddy current inspection of aircraft engine components

Section: Eddy Currents

A. Fahr, National Research Council of Canada
C. E. Chapman, National Research Council of Canada
A. Pelletier, Tektrend International, Inc.
D. R. Hay, Tektrend International, Inc.

La Jolla, CA

12:00 PM

National issues in technology transfer

J. David Roessner, Georgia Institute of Techology

La Jolla, CA

12:00 PM

Neural network based processing of thermal NDE data for corrosion detection

Section: Neural Networks

D. Prabhu, National Aeronautsics and Space Administration
W. P. Winfree, National Aeronautics and Space Administration

La Jolla, CA

12:00 PM

Neural network for automating diagnosis in aircraft inspection

Section: Neural Networks

Christine Brousset, Centre Commun de Recherches
Gilles Baudrillard, Centre Commun de Recherches

La Jolla, CA

12:00 PM

Noise reduction techniques for electronic speckle interferometry

Section: Optical Techniques

Bruno Pouet, Northwestern University
Sridhar Krishnaswamy, Northwestern University

La Jolla, CA

12:00 PM

Non destructive evaluation of absorbing materials using microwave stimulated infrared thermography

Section: Electromagnetic Techniques

P. Levesque, ONERA
A. Deom, ONERA
D. Balageas, ONERA

La Jolla, CA

12:00 PM

Non-contacting capacitance probe for dielectric cure monitoring

Section: Electromagnetic Sensors

Paul Gammell, United States Department of Defense

La Jolla, CA

12:00 PM

Noncontacting ultrasonic system for concurrent defect detection in solidified weld metal

Section: Ultrasonic and Acoustic Sensors

Nancy Carlson, United States Department of Energy
John A. Johnson, United States Department of Energy
Eric D. Larsen, United States Department of Energy

La Jolla, CA

12:00 PM

Nonspecular reflection of rotationally symmetric Gaussian beams from shaped fluid-solid interfaces

Section: Elastic Wave Propagation

Smaine Zeroug, Polytechnic University
Leopold B. Felsen, Polytechnic University

La Jolla, CA

12:00 PM

Novel thermal-acoustic point transducer

Section: Ultrasonic and Acoustic Sensors

Curtis Fiedler, United States Department of Defense
Pramode Bhagat, United States Department of Defense
John C. Murphy, Johns Hopkins University

La Jolla, CA

12:00 PM

Nuclear quadrupole resonance as a non-destructive testing tool

Section: Magnetic Resonance Methods

George Williams, University of Utah
Z. M. Saleh, University of Utah
P. Hari, University of Utah

La Jolla, CA

12:00 PM

Numerical calculation of diffraction coefficients in anisotropic media

Section: Elastic Wave Scattering

J. Temple, Harwell Laboratory
L. White, Sheffield City Polytechnic

La Jolla, CA

12:00 PM

Optical probing of spherical resonance applied to surface defect inspection

Section: New Techniques and Simulations

Chung-kao Hsieh, Stanford University
B. T. Khuri-Yakub, Stanford University

La Jolla, CA

12:00 PM

Optimization of ultrasonic defect reconstruction with multi-SAFT

Section: Imaging and Inversion Methods

M. Lorenz, Netherlands Organisation for Applied Scientific Research
L. F. van der Wal, Netherlands Organisation for Applied Scientific Research
A. J. Berkhout, Delft University of Technology

La Jolla, CA

12:00 PM

Parallel processing technique for acoustic tomography for multilayers

Section: Elastic Wave Propagation

R. Mignogna, United States Department of Defense
R. S. Schechter, United States Department of Defense
H. H. Chaskelis, United States Department of Defense
P. P. Delsanto, Politecnico di Torino
L. Ferrero, Politecnico di Torino
R. Kline, University of Oklahoma
C. Sullivan, University of Oklahoma

La Jolla, CA

12:00 PM

Performance characteristics of piezocomposite bulk wave transducers

Section: Ultrasonic and Acoustic Sensors

J. Hossack, Stanford University
B. A. Auld, Stanford University

La Jolla, CA

12:00 PM

Phase velocity and attenuation of SH waves in a fiber-reinforced composite

Section: Elastic Wave Propagation

Ruey-Bin Yang, University of California, Los Angeles
Ajit K. Mal, University of California, Los Angeles

La Jolla, CA

12:00 PM

Photothermal measurement of metal film thickness in integrated circuit devices

Section: Thermal Techniques

Xioa-Dung Wu, Stanford University
Gordon S. Kino, Stanford University

La Jolla, CA

12:00 PM

Potential new applications of SQUIDs and SQUID arrays in NDE

Section: New Techniques and Simulations

Andrew Hibbs, Quantum Magnetics, Inc.

La Jolla, CA

12:00 PM

Practical estimates of the errors associated with the governing shearography equation

Section: Optical Techniques

John Fulton, Analytical Services and Materials, Inc.
M. Namkung, National Aeronautics and Space Administration
L. D. Melvin, National Aeronautics and Space Administration

La Jolla, CA

12:00 PM

Predetermination of characteristics of acoustic emission sensors by electrical response analysis

Section: Ultrasonic and Acoustic Sensors

B. Kim, Korea Research Institute of Standards and Science
Young H. Kim, Korea Research Institute of Standards and Science

La Jolla, CA

12:00 PM

Progress towards the application of laser-ultrasonics in industry

Section: Laser-Based Ultrasonics

Jean-Pierre Monchalin, National Research Council of Canada

La Jolla, CA

12:00 PM

Quantitative analysis of a class of subsurface cracks using shearography and finite element modeling

Section: Optical Techniques

Leland Melvin, National Aeronautics and Space Administration
Brooks A. Childers, National Aeronautics and Space Administration
James P. Fulton, Analytical Services and Materials, Inc.

La Jolla, CA

12:00 PM

Quantitative radioscopic profile analysis via neural networks

Section: Neural Networks

Edward Greenawald, Geo-Centers, Inc.
Chester F. Poranski, United States Department of Defense

La Jolla, CA

12:00 PM

Quantitative thickness measurements of ice layers with remote IR detection

Section: New Techniques and Simulations

D. Heath, National Aeronautics and Space Administration
William P. Winfree, National Aeronautics and Space Administration

La Jolla, CA

12:00 PM

Radial basis functions network for defect sizing

Section: Neural Networks

S. Nair, Iowa State University
S. Udpa, Iowa State University
L. L. Udpa, Iowa State University

La Jolla, CA

12:00 PM

Rapid inspection of composites using laser-based ultrasound

Section: Laser-Based Ultrasonics

Andrew McKie, Rockwell International Science Center
Robert C. Addison Jr., Rockwell International Science Center

La Jolla, CA

12:00 PM

Reception of laser generated ultrasound from a CFRP plate by an air matched piezoelectric composite transducer

Section: Laser-Based Ultrasonics

L. Scudder, University of Warwick
D. A. Hutchins, University of Warwick
G. Hayward, University of Strathclyde

La Jolla, CA

12:00 PM

Reflection of elastic waves by an array of interface cracks

Section: Elastic Wave Scattering

Jianmin Qu, Georgia Institute of Techology

La Jolla, CA

12:00 PM

Robust signal processing for material noise suppression in ultrasonic nondestructive testing

Section: Signal Processing

Lars Ericsson, Uppsala University
Tadeusz Stepinski, Uppsala University

La Jolla, CA

12:00 PM

Scattering by an infinite array of randomly spaced coplanar cracks

Section: Elastic Wave Scattering

Yozo Mikata, Old Dominion University

La Jolla, CA

12:00 PM

Scattering of a sagittal surface acoustic wave from a large amplitude ridge or a deep groove

Section: Elastic Wave Scattering

A. Baghai-Wadji, Technische Universitat Wien
A. A. Maradudin, University of California, Irvine

La Jolla, CA

12:00 PM

Sensors for cure monitoring of composite materials

Section: Electromagnetic Sensors

Yoseph Bar-Cohen, Mission Research Corporation
Amiya Chatterjee, Mission Research Corporation
Mark West, Mission Research Corporation

La Jolla, CA

12:00 PM

Shearography with syncrhonized pressure stressing

Section: Optical Techniques

Tom Chatters, Northwestern University
Bruno Pouet, Northwestern University
Sridhar Krishnaswamy, Northwestern University

La Jolla, CA

12:00 PM

Software for signal processing and display of large 3-D data sets

Section: Signal Processing

Cedric Zala, Barrodale Computing Services Ltd.
J. Michael Berkley, Barrodale Computing Services Ltd.

La Jolla, CA

12:00 PM

Solid rocket motor NDE using nuclear magnetic resonance

Section: Magnetic Resonance Methods

Lowell Burnett, Quantum Magnetics, Inc.
Dale R. McKay, Quantum Magnetics, Inc.
Erik M. Magnuson, Quantum Magnetics, Inc.
E. J. VanderHeiden

La Jolla, CA

12:00 PM

Solutions of benchmark problems in eddy-current NDE

Section: Eddy Currents

Stephen Jenkins, Sabbagh Associates, Inc.
Jeff C. Treece, Sabbagh Associates, Inc.
R. Kim Murphy, Sabbagh Associates, Inc.
L. David Sabbagh, Sabbagh Associates, Inc.
Harold A. Sabbagh, Sabbagh Associates, Inc.

La Jolla, CA

12:00 PM

Source efficiency and sensor detectability factors in laser ultrasonics

Section: Laser-Based Ultrasonics

James Wagner, Johns Hopkins University

La Jolla, CA

12:00 PM

Structure characterization with thermal wave imaging

Section: Thermal Techniques

Kurt Bryan, National Aeronautics and Space Administration

La Jolla, CA

12:00 PM

Support minimized limited view CT using a priori data

Section: Radiography and CT

R. Roberts, Iowa State University
O. Ertekin, Iowa State University

La Jolla, CA

12:00 PM

Support minimized nonlinear acoustic inversion with absolute phase error correction

Section: Signal Processing

Ali Safaeinili, Iowa State University
Ronald A. Roberts, Iowa State University

La Jolla, CA

12:00 PM

The national technology initiative: Making technology partnerships with government work

Donald Pearman Jr., United States Department of Energy

La Jolla, CA

12:00 PM

The present status of magneto-optic eddy current imaging technology

Section: Electromagnetic Techniques

G. Fitzpatrick, PRI Instrumentation, Inc.
D. K. Thome, PRI Instrumentation, Inc.
R. L. Skaugset, PRI Instrumentation, Inc.
E. Y. C. Shih, PRI Instrumentation, Inc.
William C. L. Shih, PRI Instrumentation, Inc.

La Jolla, CA

12:00 PM

The T matrix for elastic scattering by a partly closed circular crack

Section: Elastic Wave Scattering

Arne Eriksson, Chalmers University of Technology

La Jolla, CA

12:00 PM

Thermal method for depth of damage determination in insulating materials

Section: Thermal Techniques

P. Howell, National Aeronautics and Space Administration
K. Elliott Cramer, National Aeronautics and Space Administration
William P. Winfree, National Aeronautics and Space Administration

La Jolla, CA

12:00 PM

Thermal wave detection and analysis of defects in structural composite materials

Section: Thermal Techniques

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

La Jolla, CA

12:00 PM

Thermoelastic sound source: Waveforms in a sensing application

Section: Laser-Based Ultrasonics

Markku Oksanen, University of Helsinki
R. Lehtiniemi, University of Helsinki
J. Wu, University of Vermont

La Jolla, CA

12:00 PM

Transcatter x-ray technique for the inspection of insulated, oil-carrying pipelines

Section: Radiography and CT

P.-S. Ong, University of Houston
W. L. Anderson, University of Houston
B. D. Cook, University of Houston
R. Subramanyan, University of Houston

La Jolla, CA

12:00 PM

Ultra wide band near-field 3-D radar cross section (RCS) holography

Section: Electromagnetic Techniques

H. Collins, Pacific Northwest National Laboratory
T. E. Hall, Pacific Northwest National Laboratory

La Jolla, CA

12:00 PM

Ultrasonic beam propagation through a bimetallic weld — a comparison for predictions of the gauss-hermite beam model and finite element method

Section: Ultrasonic and Acoustic Sensors

A. Minachi, Iowa State University
J. Mould, Weidlinger Associates
R. Bruce Thompson, Iowa State University

La Jolla, CA

12:00 PM

Ultrasonic field patterns and broadband imaging-simulations in transversely isotropic media

Section: Elastic Wave Propagation

M. Spies, Fraunhofer-Institute for Nondestructive Testing
P. Fellinger, University of Kassel
U. Schleichert, University of Kassel
K. J. Langenberg, University of Kassel

La Jolla, CA

12:00 PM

Ultrasonic flaw detection using neural network models and statistical analysis: Simulation studies

Section: Neural Networks

Chien-Ping Chiou, Iowa State University
Lester W. Schmerr, Iowa State University
R. Bruce Thompson, Iowa State University

La Jolla, CA

12:00 PM

Ultrasonic oblique incidence in anisotropic media

Section: Elastic Wave Propagation

Xiang Zhao, University of Oklahoma
Davis M. Egle, University of Oklahoma

La Jolla, CA

12:00 PM

Ultrasonic propagation through a surface with a step discontinuity: validation of a hybrid, Gauss-Hermite ray tracing beam model

Section: Elastic Wave Propagation

M. Greenwood, Pacific Northwest National Laboratory
J.-L. Mai, Pacific Northwest National Laboratory
A. Minachi, Iowa State University
I. Yalda-Mooshabad, Iowa State University
R. Bruce Thompson, Iowa State University

La Jolla, CA

12:00 PM

Ultrasonic scattering from a crack which emanates from a rivet hole

Section: Elastic Wave Scattering

David Budreck, Iowa State University

La Jolla, CA

12:00 PM

Ultrasonic scattering from spherically orthotropic shells

Section: Elastic Wave Scattering

John Mittleman, United States Department of Defense
Ron Roberts, Iowa State University
R. Bruce Thompson, Iowa State University

La Jolla, CA

12:00 PM

Ultrasonic signal analysis using wavelet transform

Section: Signal Processing

J. Chao, Iowa State University
L. Udpa, Iowa State University
S. S. Udpa, Iowa State University

La Jolla, CA

12:00 PM

Ultrasonic tomographic imaging of defects in industrial materials

Section: Imaging and Inversion Methods

Xia Teng, Johns Hopkins University
Robert E. Green Jr., Johns Hopkins University

La Jolla, CA

12:00 PM

Use of an x-ray process model to determine crack detectability in a multi-layer geometry

Section: Radiography and CT

R. Mark Wallingford, Iowa State University
Joseph Nahum Gray, Iowa State University

La Jolla, CA

12:00 PM

"Vision" approach of calibration methods for radiographic systems

Section: Radiography and CT

Christophe Icord, Commissariat à L'énergie Atomique
Philippe Rizo, Commissariat à L'énergie Atomique
Pascal Sire

La Jolla, CA

12:00 PM

Visualization of displacement fields generated by axisymmetric sources on an elastic half-space

Section: New Techniques and Simulations

F. Stulen, Battelle Memorial Institute
D. B. Pape, Battelle Memorial Institute
L. J. House, Battelle Memorial Institute

La Jolla, CA

12:00 PM

Visualization of laser generated ultrasound in a solid, a liquid and in air

Section: Laser-Based Ultrasonics

D. Billson, University of Warwick
D. A. Hutchins, University of Warwick

La Jolla, CA

12:00 PM

Wall-thickness measurement from two dimensional radiographs

Section: Radiography and CT

W. Graeme Jr., DuPont USA
J. F. Singer, DuPont USA
R. Mayer, DuPont USA

La Jolla, CA

12:00 PM

Wavelets and nondestructive evaluation

Section: Signal Processing

Sif-Eddine Moubarik, Ecole Centrale Paris
Daniel De Vadder, Ecole Centrale Paris
P. Benoist, CEN-Saclay

La Jolla, CA

12:00 PM

Wavelets and their application to digital signal processing in ultrsaonic NDE

Section: Signal Processing

D. Patterson, Missouri University
B. DeFacio, Missouri University
Steven P. Neal, Missouri University
Charles R. Thompson, Armstrong Laboratory

La Jolla, CA

12:00 PM

X-ray computed tomography for geometry acquisition

Section: Radiography and CT

R. Bossi, Boeing Company
A. Crews, Boeing Company
G. Georgeson, Boeing Company
J. Nelson, Boeing Company
J. Shrader, Boeing Compnay

La Jolla, CA

12:00 PM