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1995
Sunday, January 1st
12:00 AM

A Numerical Study on Temperature Distribution of Line Heated Anisotropic Carbon Fiber Composites

Section: Composite Defects

Jussi Varis, University of Helsinki
Jukka Rantala, University of Stuttgart
Jari Hartikainen, Finnish Defense Forces
Reijo Lehtiniemi, University of Helsinki
Mauri Luukkala, University of Helsinki

Snowmass Village, CO

12:00 AM

A Preliminary Investigation on Fibre/Matrix Interphase Oxidation in Metal Matrix Composites Using Acoustic Microscopy

Section: Composite Properties

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

Snowmass Village, CO

12:00 AM

Acoustic Emission in a Fiber Composite Plate

Section: Composite Defects

E. Rhian Green, Leicester University

Snowmass Village, CO

12:00 AM

Acousto-Ultrasonic Source Influence in an Anisotropic Layer

Section: Composite Properties

S. P. Pelts, Pennsylvania State University
Joseph L. Rose, Pennsylvania State University

Snowmass Village, CO

12:00 AM

Brewster Angle and Ultrasonic Evaluation of Bi-Material Bonds

Section: Bonded Joints

G. Avdelas, Technical University of Crete
D. A. Sotiropoulos, Technical University of Crete

Snowmass Village, CO

12:00 AM

Characterization of Fiber-Matrix Interface Degradation in a Metal Matrix Compositte

Section: Interfaces

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

Snowmass Village, CO

12:00 AM

Characterization of Fiber-Matrix Interphases in High-Temperature Composites: Experiment and Analysis

Section: Interfaces

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

Snowmass Village, CO

12:00 AM

Combined Investigation of Eddy Current and Ultrasonic Techniques for Composite Materials NDE

Section: Composite Properties

C. W. Davis, National Aeronautics and Space Administration
S. Nath, National Aeronautics and Space Administration
J. P. Fulton, National Aeronautics and Space Administratoin
Min Namkung, National Aeronautics and Space Administration

Snowmass Village, CO

12:00 AM

Comparison fo Reflection Coefficient Minima with Disperion Curves for Ultrasonic Waves in Embedded Layers

Section: Bonded Joints

Michael Lowe, Imperial College
Peter Cawley, Imperial College

Snowmass Village, CO

12:00 AM

Composite Cure Evaluation Using Obliquely Incident Ultrasonic Waves

Section: Composite Properties

James E. Eder, Boeing Company
Joseph L. Rose, Pennsylvania State University

Snowmass Village, CO

12:00 AM

Correlation of NDE Results with Fiber Density and Porosity Content in a Metal Matrix Composite

Section: Composite Defects

David K. Hsu, Iowa State University
L. X. He, Iowa State University
J. P. Basart, Iowa State University
P. K. Liaw, University of Tennessee
G. Y. Baaklini, National Aeronautics and Space Administration

Snowmass Village, CO

12:00 AM

Detection of Disbonded Regions in Bonded Aluminum Plates Using an Ultrasonic 7.5 Mhz Linear Array medical Imaging System

Section: Bonded Joints

Mark R. Holland, Washington University
Patrick H. Johnston, Washington University
Scott M. Handley, Washington University
James G. Miller, National Aeronautics and Space Administration

Snowmass Village, CO

12:00 AM

Effect of Fiber-Matrix Interpahse on Low Frequency Ultrasonic Wave Scattering: Spring B.C. Approach

Section: Composite Properties

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

Snowmass Village, CO

12:00 AM

Effect of Rivet Rows on Propagation of Lambn Waves in Mechanically Fastened Two-Layer Aluminum Plates

Section: Bonded Joints

Keun J. Sun, College of William and Mary
Patrick H. Johnston, National Aeronautics and Space Administration

Snowmass Village, CO

12:00 AM

Evaluation of Aluminum Corrosion and Composite Heat Damage Using Magnetic Resonance NDE

Section: Composite Defects

D. D. Palmer, McDonnell Douglas Corporation
D. J. Leopold, McDonnell Douglas Corporation
D. M. Snyderman, Washington University
M. S. Conradi, Washington University

Snowmass Village, CO

12:00 AM

Evaluation of Fiber-Reinforced Composites Using a Non-Contact Laser/Air-Transducer System

Section: Composite Defects

W. M. D. Wright, University of Warwick
D. A. Hutchins, University of Warwick
A. Gachagan, University of Strathclyde
G. Hayward, University of Strathclyde

Snowmass Village, CO

12:00 AM

Evaluation of Mechanical Fatigue Damage Accumulation in Metal Matrix Composites Using Ultrasonic Surface Waves

Section: Composite Defects

Patrick T. MacLellan, University of Dayton
David A. Stubbs, University of Dayton
Prasanna Karpur, University of Dayton

Snowmass Village, CO

12:00 AM

Feasibility of Detecting Pre-Cracking Fatigue Damage in Particulate Metal Matrix Composites Using Ultrasonic Techniques

Section: Composite Defects

R. C. Chivers, University of Surrey
L. W. Anson, University of Surrey
K. E. Puttick, University of Surrey

Snowmass Village, CO

12:00 AM

Frequency Dependences of Ultrasonic Wave Velocity and Attenuation in Fiber Composites. Theory and Experiments

Section: Composite Properties

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

Snowmass Village, CO

12:00 AM

Guided Waves for the Detection of Defects in Welds in Plastic Pipes

Section: Bonded Joints

Che-Wan Chan, Imperial College
Peter Cawley, Imperial College

Snowmass Village, CO

12:00 AM

Horizontally Polarised Shear Wave Resonances in Carbon-Fiber/Epoxy Composites

Section: Composite Properties

Jill Ogilvy, Commonwealth Scientific and Industrial Research Organisation
Don Price, Commonwealth Scientific and Industrial Research Organisation
Barry Martin, Commonwealth Scientific and Industrial Research Organisation

Snowmass Village, CO

12:00 AM

Identification of Anisotropic Elastic Constants of Aluminum Composites Reinforced with Short Alumina Fibers by the Dobule Transmission Ultrasonic Method

Section: Composite Properties

Koichiro Kawashima, Nagoya Institute of Technology
Masahiro Watanabe, Nagoya Institute of Technology
Ikuya Fujii, Nagoya Institute of Technology
Fukuo Gomi, Toyoda Automatic Loom Works Ltd.

Snowmass Village, CO

12:00 AM

In Tribute and Memory of Dr. Aleksander Pilarski

Section: Interfaces

Joseph L. Rose, Pennsylvania State University

Snowmass Village, CO

12:00 AM

In-Situ Ultrasonic Characterization of Failure Strength of Fiber-Matrix Interface in Metal Matrix Composites Reinforced by SCS Series Fibers

Section: Composite Defects

Theodore E. Matikas, University of Dayton
Prasanna Karpur, University of Dayton
Nicholas J. Pagano, United States Department of Defense
Shoufeng Hu, United States Department of Defense
Leon Shaw, United States Department of Defense

Snowmass Village, CO

12:00 AM

Measurement of a Sandwich Bond Strength

Section: Bonded Joints

Liviu Singher, Israel Institute of Technology
Yitzhak Segal, Israel Institute of Technology
Emanuel Segal, Israel Institute of Technology
Joseph Shamir, Israel Institute of Technology

Snowmass Village, CO

12:00 AM

Measurement of Adhesive-Adherend Interlayer Properties Using Acoustic Microscopy

Section: Interfaces

Z. Sklar, University of Oxford
G. A. D. Briggs, University of Oxford
A. J. Kinloch, Imperial College
Peter Cawley, Imperial College

Snowmass Village, CO

12:00 AM

Measurement of Elastic Moduli in Ceramic Composites as a Function fo Porosity Content

Section: Composite Properties

H. N. Sudheendra, Iowa State University
V. Saini, Iowa State University
David K. Hsu, Iowa State University
Hyunjo Jeong, Agency for Defense Development

Snowmass Village, CO

12:00 AM

Model Applications to Predict Ultrasonic Signals from Honeycomb Panels

Section: Composite Properties

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

Snowmass Village, CO

12:00 AM

Modeling Through Transmission Ultrasonics for Controlling the Fusion Bonding of Composites

Section: Composite Properties

K. D. Tackitt, University of Delaware
R. C. Don, University of Delaware
J. W. Gillespie Jr., University of Delaware

Snowmass Village, CO

12:00 AM

Nonvel Nondestructive Evaluation Techniques for Intertia-Friction Welds in a SiC-Reinforced High-Temperature Aluminum Alloy

Section: Bonded Joints

Peter B. Nagy, Ohio State University
Laszlo Adler, Ohio State University
William A. Baeslack III, Ohio State University
Thomas J. Lienert, Ohio State University

Snowmass Village, CO

12:00 AM

Optical Profiling of Diffusively Reflective Polyethylene Rods Used in Fiber

Section: Composite Defects

R. Vuohelainen, University of Helsinki
P. Raatikainen, University of Helsinki
J. Hietanen, University of Helsinki
M. Oksanen, University of Helsinki
Mauri Luukkala, University of Helsinki

Snowmass Village, CO

12:00 AM

QNDE Techniques for Measuring the Dimensions of Adhesive and Fiberglass Bonds Securing the Pivots in the Hard Upper Torso of the Extravehicular Mobility Unit or Spacesuit

Section: Bonded Joints

Ralph M. Tapphorn, National Aeronautics and Space Administration
William C. Smith, National Aeronautics and Space Administration
Tim E. Roth, National Aeronautics and Space Administration
Jacqueline L. Peterson, National Aeronautics and Space Administration
Harold D. Beeson, National Aeronautics and Space Administration

Snowmass Village, CO

12:00 AM

Real-Time Monitoring of Damage Development in Crossply Composite Laminates by Means of Ultrasonic and Acoustic Emission Methods

Section: Composite Defects

Shi-Chang Wooh, Massachusetts Institute of Technology
Isaac M. Daniel, Northwestern University
Heoung-Jae Chun, Northwestern University

Snowmass Village, CO

12:00 AM

Scattering of Elastic Waves by Multiple Inclusions and Cracks

Section: Composite Defects

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

Snowmass Village, CO

12:00 AM

Simultaneous Reconstruction of the Acoustic Properties of a Layered Medium: The Inverse Problem

Section: Interfaces

V. K. Kinra, Texas A&M University
Y. Wang, Texas A&M University
C. Zhu, Texas A&M University
S. P. Rawal, Martin Marietta Corporation

Snowmass Village, CO

12:00 AM

Solid Rocket Motor Bondline NDE Using Nuclear Magnetic Resonance

Section: Bonded Joints

Lowell J. Burnett, Quantum Magnetics, Inc.
Erik E. Magnuson, Quantum Magnetics, Inc.
E. J. VanderHeiden, Hercules Aerospace Company

Snowmass Village, CO

12:00 AM

Surface Stiffness Measurements on Water-Saturated Porous Solids

Section: Interfaces

Peter B. Nagy, Ohio State University
Gabor Blaho, Ohio State University

Snowmass Village, CO

12:00 AM

The Analysis of Adhesive Bonds Using Electromagnetic Acoustic Transducers

Section: Bonded Joints

S. Dixon, University of Warwick
C. Edwards, University of Warwick
S. B. Palmer, University of Warwick

Snowmass Village, CO

12:00 AM

Theoretical Modeling and Experimental Characterization of Fiber-Matrix Interface in Advanced Composites

Section: Interfaces

Prasanna Karpur, University of Dayton
Theodore E. Matikas, University of Dayton

Snowmass Village, CO

12:00 AM

Ultrasonic Evaluation of Polymers and Composites Using Air-Coupled Capacitance Transducres

Section: Composite Defects

W. M. D. Wright, University of Warwick
D. A. Hutchins, University of Warwick
D. W. Schindel, Queens University

Snowmass Village, CO

12:00 AM

Ultrasonic Evaluation of Thermal Degradation in Adhesive Bonds

Section: Bonded Joints

Shyh-Shiuh Lih, University of California Los Angeles
Ajit K. Mal, University of California Los Angeles
Yoseph Bar-Cohen, National Aeronautics and Space Administration

Snowmass Village, CO

12:00 AM

Ultrasonic Examination of Ti-6-4 and Nitrided Ti-6-4 Materials

Section: Interfaces

John Mittleman, Coastal Systems Station
K. Y. Han, Iowa State University
R. Bruce Thompson, Iowa State University

Snowmass Village, CO

12:00 AM

Ultrasonic Guided Waves for Lap Splice Joint Inspection in Aging Aircraft

Section: Interfaces

Joseph L. Rose, Pennsylvania State University
Aleksander Pilarski, Pennsylvania State University
Krishna M. Rajana, Pennsylvania State University

Snowmass Village, CO

12:00 AM

Ultrasonic Measurements of Elastic Constants in Polymeric Matrix-Glass Fibers Composite Materials Versus Temperature

Section: Composite Properties

Bernard Hosten, Université de Bordeaux I
Sandrine Baudouin, Université de Bordeux I

Snowmass Village, CO

12:00 AM

Ultrasonic NDE of Three-Dimensional Textile Composites

Section: Composite Defects

R. D. Hale, Iowa State University
David K. Hsu, Iowa State University

Snowmass Village, CO

12:00 AM

Ultrasonic Spectroscopy of a Layer Between Dissimilar Substrates

Section: Bonded Joints

A. I. Lavrentyev, Ohio State University
W. Huang, Ohio State University
Y. C. Chu, Ohio State University
S. I. Rokhlin, Ohio State University

Snowmass Village, CO

12:00 AM

Ultrasonic Techniques for Inspecting Multi-Layer Composite Components

Section: Composite Defects

Robert S. Frankle, Failure Analysis Associates
Douglas N. Rose, United States Department of Defense

Snowmass Village, CO

12:00 AM

Wave Propagation in a Composite with Wavy Reinforcing Fibers

Section: Composite Defects

Joseph S. McIntyre, University of Oklahoma
Charles W. Bert, University of Oklahoma
Ronald A. Kline, University of Oklahoma

Snowmass Village, CO

12:00 AM