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1995
Sunday, January 1st
12:00 AM

A Comparative Study of Speckle Interferometric Techniques

Section: Radiographic and Optical Techniques

Thomas C. Chatters, Northwestern University
Bruno F. Pouet, Northwestern University
Sridhar Krishnaswamy, Northwestern University

Snowmass Village, CO

12:00 AM

A Model Quantifying Pulse Propagation Through Layered Attenuative Media

Section: Guided Wave Propagation

Margaret G. Wismer, Worcester Polytechnic Institute
Reinhold Ludwig, Worcester Polytechnic Institute

Snowmass Village, CO

12:00 AM

Algorithm for Dual-Energy Radiographic Analysis

Section: Radiographic and Optical Techniques

R. A. Morris, Los Alamos National Laboratory
T. Chancellor, Los Alamos National Laboratory

Snowmass Village, CO

12:00 AM

An Efficient Approximate Model for Elastic Wave Scattering in Plates

Section: Elastic Wave Scattering

A. Safaeinili, Iowa State University
R. A. Roberts, Iowa State University

Snowmass Village, CO

12:00 AM

An Experimental Study of Ultrasonic Beam Reflection from Fluid Loaded Cylindrical Shells

Section: Elastic Wave Scattering

Todd Cloutier, Iowa State University
Ali Safaeinili, Iowa State University
Dale E. Chimenti, Iowa State University
Smaine Zeroug, Schlumberger-Doll Research
L. B. Felsen, Polytechnic University of New York

Snowmass Village, CO

12:00 AM

An Improved Ultrasonic Technique for Three Dimensional Inclusions

Section: Elastic Wave Scattering

O. I. Lobkis, Russian Academy of Science
K. I. Maslov, Russian Academy of Science
Tribikram Kundu, University of Arizona
P. V. Zinin, University of Bremen

Snowmass Village, CO

12:00 AM

Analysis of Eddy Current Distribution and Resulting Flaw Detection Mechanism for Self-Nulling Probe

Section: Eddy Currents

Buzz Wincheski, National Aeronautics and Space Administration
Jim P. Fulton, National Aeronautics and Space Administration
Shridhar Nath, National Aeronautics and Space Administration
Min Namkung, National Aeronautics and Space Administration

Snowmass Village, CO

12:00 AM

Analysis of the Generation of Guided Waves Using Finite Sources: An Experimental Approach

Section: Guided Wave Propagation

Krishna M. Rajana, Pennsylvania State University
Derrick Hongerholt, Pennsylvania State University
Joseph L. Rose, Pennsylvania State University
John J. Ditri, Strainoptic Technologies, Inc.

Snowmass Village, CO

12:00 AM

Analysis of the Wedge Method of Generating Guided Waves

Section: Guided Wave Propagation

John J. Ditri, Strainoptic Technologies, Inc.
Krishan M. Rajana, Pennsylvania State University

Snowmass Village, CO

12:00 AM

Analysis of Thermal Stressing Tehcniques for Flaw Detection with Shearography

Section: Radiographic and Optical Techniques

J. L. Champion, Johns Hopkins University
J. B. Spicer, Johns Hopkins University
R. Osiander, Johns Hopkins University
J. W. M. Spicer, Johns Hopkins University

Snowmass Village, CO

12:00 AM

Anomalous Models of Defect Interactions in Electromagnetic Testing

Section: Eddy Currents

Brian J. Mergelas, Queen's University
David L. Atherton, Queen's University

Snowmass Village, CO

12:00 AM

Application of Volume-Integral Models to Steam Generator Tubing

Section: Eddy Currents

Harold A. Sabbagh, Sabbagh Associates, Inc.
R. Kim Murphy, Sabbagh Associates, Inc.
Jeff C. Treece, Sabbagh Associates, Inc.
Lai Wan Woo, Sabbagh Associates, Inc.

Snowmass Village, CO

12:00 AM

Automated Eddy Current Detection of Edge Defects in a Complex Geometry Using a Magnitude Approach

Section: Eddy Currents

Ray T. Ko, Systems Research Laboratories, Inc.
Stephen J. Pipenburg, Systems Research Laboratories, Inc.

Snowmass Village, CO

12:00 AM

Automatic Generation and Execution of Eddy Current Scan Plans

Section: Eddy Currents

C. N. Hebbalae, Iowa State University
R. Atthivarapu, Iowa State University
D. Lehther, Iowa State University
Norio Nakagawa, Iowa State University
John C. Moulder, Iowa State University

Snowmass Village, CO

12:00 AM

Boundary-Integral Equations in Eddy-Current Calculations

Section: Eddy Currents

R. Kim Murphy, Sabbagh Associates, Inc.
Harold A. Sabbagh, Sabbagh Associates, Inc.

Snowmass Village, CO

12:00 AM

Calculation and Measurement of Exposure Buildup Factors for X-Ray Radiography

Section: Radiographic and Optical Techniques

Taher L. Aljundi, Iowa State University
Joseph Nahum Gray, Iowa State University

Snowmass Village, CO

12:00 AM

Charaterization of CFRP with Lockin Thermography

Section: Thermal Techniques

D. Wu, University of Stuttgart
R. Steegmüller, University of Stuttgart
W. Karpen, University of Stuttgart
G. Busse, University of Stuttgart

Snowmass Village, CO

12:00 AM

COBRA: New Interferometric Inspection Design Software

Section: Radiographic and Optical Techniques

Michael Valley, New Mexico State University
Gary Carhart, New Mexico State University
Joseph Genin, New Mexico State University
Wei Xu, New Mexico State University
Xiang Wu, New Mexico State University

Snowmass Village, CO

12:00 AM

Comparison of Calculated Ultrasonic Scattering with Experimental Observations in Welded Samples with Various Defects

Section: Elastic Wave Scattering

David Kent Rehbein, Iowa State University
Timothy A. Gray, Iowa State University

Snowmass Village, CO

12:00 AM

Cumulative Fatigue Disbond of Adhesive Joints and its Detection using Thermal wave Imaging

Section: Thermal Techniques

H. Aglan, Tuskegee University
S. Shroff, Tuskegee University
Z. Abdo, Tuskegee University
T. Ahmed, Wayne State University
L. Wang, Wayne State University
L. D. Favro, Wayne State University
R. L. Thomas, Wayne State University

Snowmass Village, CO

12:00 AM

Digital measurement of Ultrasonic Velocity

Section: Guided Wave Propagation

Ikuya Fujii, Nagoya Institute of Technology
Koichiro Kawashima, Nagoya Institute of Technology

Snowmass Village, CO

12:00 AM

Elastic Wave Propagation and Scattering in Austenitic Steel

Section: Guided Wave Propagation

S. Klaholz, University of Kassel
K. J. Langenberg, University of Kassel
P. Baum, University of Kassel
F. Walte, Universität Saarbrücken

Snowmass Village, CO

12:00 AM

Experimental Generation of Lamb Wave Dispersion Using Fourier Analysis of Leaky Modes

Section: Guided Wave Propagation

Dianne M. Benson, University of Dayton
Prasanna Karpur, University of Dayton
Theodore E. Matikas, University of Dayton
Tribikram Kundu, University of Arizona

Snowmass Village, CO

12:00 AM

Floquet Analysis of Lamb Waves Propagating in Periodically-Layered Composites

Section: Guided Wave Propagation

A. Safaeinili, Iowa State University
Dale E. Chimenti, Iowa State University

Snowmass Village, CO

12:00 AM

Generalized Spring boundary Conditions and Scattering Coefficients for Interface Imperfections with Arbitrary Orientations

Section: Elastic Wave Scattering

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

Snowmass Village, CO

12:00 AM

Guided Elastic Waves in Pre-Stressed Solids for the Ultrasonic Characterization of Interfacial Zones

Section: Guided Wave Propagation

D. A. Sotiropoulos, Technical University of Crete

Snowmass Village, CO

12:00 AM

Guided Wave Energy Distribution Analysis in Inhomogeneous Plates

Section: Guided Wave Propagation

Krishnan Balasubramaniam, Mississippi State University
Yuyin Ji, Mississippi State University

Snowmass Village, CO

12:00 AM

Impulse-Response Method to Predict Echo-Responses from Defects in Solids: A First Approach

Section: Elastic Wave Scattering

Alain Lhémery, École Centrale Paris

Snowmass Village, CO

12:00 AM

Initial Studies on the use of Laser Velocimetry in the Inspection and Health Monitoring of Aircraft

Section: Radiographic and Optical Techniques

Bruce Hansche, Sandia National Laboratories
George James, Sandia National Laboratories
Dennis Roach, Sandia National Laboratories
Nathan Pride, Holographies Inc.
Tim Schmidt, Holographies, Inc.
John Webster, Holographies, Inc.

Snowmass Village, CO

12:00 AM

Inverstigation of Thermal Diffusivity of Composite Material by 'Mirage Effect'

Section: Thermal Techniques

X. R. Zhang, Nanjing University
C. M. Gan, Nanjing University
J. Y. Zhou, Nanjing University
F. C. Wang, Hefei Industry University
M. F. Ying, Hefei Industry University

Snowmass Village, CO

12:00 AM

Low Frequency Eddy Currents with magnetic Saturation for In-Line Detection and Sizing of Stress Corrosion Cracks

Section: Eddy Currents

Richard J. Davis, Battelle Memorial Institute
Donald T. Hayford, Battelle Memorial Institute

Snowmass Village, CO

12:00 AM

Low-Cost X-Ray Inspection of Highly Attenuating Materials

Section: Radiographic and Optical Techniques

David M. Stupin, Los Alamos National Laboratory
Karl. H. Mueller, Los Alamos National Laboratory
Dale Alicia Viskoe, Los Alamos National Laboratory
Boyd Howard, Savannah River Nuclear Solutions, LLC
R. W. Poland, Savannah River Nuclear Solutions, LLC
Daniel Schneberk, Lawrence Livermore National Laboratory
Kenneth Dolan, Lawrence Livermore National Laboratory
Kyle Thompson, Sandia National Laboratories
Gerald Stoker, Sandia National Laboratories

Snowmass Village, CO

12:00 AM

Magnetic Permeability and Eddy-Current Measurements

Section: Eddy Currents

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

Snowmass Village, CO

12:00 AM

New Absorbing Boundary Conditions for the Finite-Difference Modeling of Elastic Waves

Section: Guided Wave Propagation

Nader Saffari, University College London
Jianwei Zhou, University College London

Snowmass Village, CO

12:00 AM

Observations on Image Formation in the Line Scanning Thermal Imaging Method

Section: Thermal Techniques

Jussi Varis, University of Helsinki
Markku Oksanen, University of Helsinki
Jukka Rantala, University of Helsinki
Mauri Luukkala, University of Helsinki

Snowmass Village, CO

12:00 AM

Optical Measurements of Interface Acoustic Waves Guided by the Boundary Between Two Elastic Substrates

Section: Radiographic and Optical Techniques

C. Matteï, Université Paris 7
X. Jia, Université Paris 7
G. Quentin, Université Paris 7

Snowmass Village, CO

12:00 AM

Optimizing Compton Back Scattering Parameters Using a Simulation Code

Section: Radiographic and Optical Techniques

Joseph Nahum Gray, Iowa State University
Taher L. Aljundi, Iowa State University
Aaron Turnbull, Iowa State University

Snowmass Village, CO

12:00 AM

Predictions of Pulse-Echo Ultrasonic Signals from Inner Wall Cracks in BWR Nozzles

Section: Elastic Wave Scattering

A. Minachi, Iowa State University
R. Bruce Thompson, Iowa State University

Snowmass Village, CO

12:00 AM

Pulse-Echo Thermal Wave Imaging

Section: Thermal Techniques

L. D. Favro, Wayne State University
Xiaoyan Han, Wayne State University
Yingxia Wang, Wayne State University
P. K. Kuo, Wayne State University
R. L. Thomas, Wayne State University

Snowmass Village, CO

12:00 AM

Relationship Between the Two-Point Correlation of Elastic Constants and Backscattered Ultrasonic Noise in Two-Phase Titanium Alloys

Section: Elastic Wave Scattering

K. Y. Han, Iowa State University
R. Bruce Thompson, Iowa State University

Snowmass Village, CO

12:00 AM

RTSIM: A Computer Model of Real-Time Radiograph

Section: Radiographic and Optical Techniques

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

Snowmass Village, CO

12:00 AM

Scattering from an Interface Defect Between Fiber and Matrix

Section: Elastic Wave Scattering

Sohichi Hirose, Okayama University
Michihiro Kitahara, Tokai University

Snowmass Village, CO

12:00 AM

Single Scattering and Diffusive Limits of the Ultrasonic Radiative Transfer Equation

Section: Elastic Wave Scattering

Joseph A. Turner, University of Illinois Urbana-Chamaign
Richard L. Weaver, University of Illinois Urbana-Champaign

Snowmass Village, CO

12:00 AM

Size Estimation of Interface Crack by Interference Effect

Section: Elastic Wave Scattering

Michihiro Kitahara, Tokai University
J.-H. Yin, Nanjing University

Snowmass Village, CO

12:00 AM

Tangential Radiography Detectability Improvement by Tomosyntehsis Techniques

Section: Radiographic and Optical Techniques

P. Rizo, Commissariat à l'Energie Atomique et aux Energies Alternatives
M. Antonakios, Commissariat à l'Energie Atomique et aux Energies Alternatives
P. Lamarque, Groupe SNPE

Snowmass Village, CO

12:00 AM

The Effects of Remanent Magnetization on Magnetic Flux Leakage Signals

Section: Magnetic Techniques

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

Snowmass Village, CO

12:00 AM

The Effects of Rlux Leakage Magnetizer Velocity on Volumetric Defect Signals

Section: Magnetic Techniques

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

Snowmass Village, CO

12:00 AM

The Ultrasonic Modeling Code Efit as Applied to Inhomogeneous Dissipative Isotropic and Anisotropic Media

Section: Guided Wave Propagation

R. Marklein, University of Kassel
R. Bärmann, University of Kassel
K. J. Langenberg, University of Kassel

Snowmass Village, CO

12:00 AM

Theoretical Simulation of Experimental Observations of Surface Wave Propagation on a Fluid-Saturated Porous Material

Section: Guided Wave Propagation

Valery F. Gódinez-Azcuaga, Ohio State University
Laszlo Adler, Ohio State University

Snowmass Village, CO

12:00 AM

Thermal Characterization of Multilayer Structures from Transient Thermal Response

Section: Thermal Techniques

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

Snowmass Village, CO

12:00 AM

Thermal Wave Imaging of Aircraft Stuructures

Section: Thermal Techniques

L. D. Favro, Wayne State University
T. Ahmed, Wayne State University
Xiaoyan Han, Wayne State University
Li Wang, Wayne State University
Yingxia Wang, Wayne State University
P. K. Kuo, Wayne State University
R. L. Thomas, Wayne State University
S. M. Shephard, Thermal Wave Imaging, Inc.

Snowmass Village, CO

12:00 AM

Thermographic Detection o Conducting Contaminants in Composite Materials Using Microwave Excitation

Section: Thermal Techniques

M. W. Bowen, Lockheed Martin
R. Osiander, Johns Hopkins University
J. W. M. Spicer, Johns Hopkins University
J. C. Murphy, Johns Hopkins University

Snowmass Village, CO

12:00 AM

Two Dimensional Inversion of Crack Signal in Surface Electromagnetic Field Measurement Technique

Section: Eddy Currents

S. H. H. Sadeghi, Amirkabir University of Technology
D. Mirshekar-Syahkal, University of Essex

Snowmass Village, CO

12:00 AM

Ultrasonic Bacscatter from Embedded Cylinders

Section: Elastic Wave Scattering

Mark K. Hinders, College of William and Mary
Jerome L. Williams, Materials Technologies & Training, Inc.
Patrick H. Jonston, National Aeronautics and Space Administration

Snowmass Village, CO

12:00 AM

Ultrasonic Reflection by a Planar Distribution of Surface Breaking Cracks

Section: Elastic Wave Scattering

A. S. Cheng, Northwestern University

Snowmass Village, CO

12:00 AM

Velocity Effects and their Minimization in MFL Inspection of Pipelines - A Numerical Study

Section: Magnetic Techniques

G. Katragadda, Iowa State University
Y. S. Sun, Iowa State University
W. Lord, Iowa State University
S. S. Udpa, Iowa State University
L. Udpa, Iowa State University

Snowmass Village, CO

12:00 AM

Wave Propagation in a Layer Containing a Random or Periodic Distribution of Inclusions

Section: Guided Wave Propagation

Nathan A. Day, Texas A&M University
Changyi Zhu, Texas A&M University
V. K. Kinra, Texas A&M University

Snowmass Village, CO

12:00 AM