Technical Staff Activities
Publications
Presentations
Internal Research Projects
Patents
Publications
G.G. Chell, R.C. McClung, D.A. Russell, “Proof Test Analysis: State-of-the-Art,” Advanced Earth-to-Orbit Propulsion Technology – 1994, NASA CP 3282, Vol. 2, pp. 238-247.
W. Deng, T.L. Killeen, A.G. Burns, R.M. Johnson, B.A. Emery, R.G. Roble, J.D. Winningham, J.B. Gary, “One-Dimensional Hybrid Satellite Track Model for the Dynamics Explorer 2 (DE 2) Satellite,” Journal of Geophysical Research, Vol. 100, A2, 1995.
D.W. Dunavant, K.R. Jones, “ISO 9000 Laboratory Accreditation,” Quality Assurance: Good Practice, Regulation, and the Law, 1995.
D.S. Dunn, S. Raghavan, R.G. Volz, “Ciprofloxacin Attachment to Porous-coated Titanium Surfaces,” Journal of Applied Biomaterials, Vol. 5, pp. 325-331, 1994.
D.A. Ferrill, S.R. Young, D.B. Henderson, “Geometry and Kinematics of Coseismic Faulting Along the Landers Rupture Zone Using Time and Space Patterns of Seismicity,” EOS Transactions, Vol. 75, No. 44, p. 591, 1994.
H.K. Manaktala, “Standard Test Methods for Determining Chemical Durability of Nuclear Waste Glasses: The Product Consistency Test (PCT),” American Society for Testing and Materials (ASTM) Nuclear Energy (I), ASTM Standard No. C1285-94, Vol. 12.01, pp. 1-18, 1995.
R.C. McClung, “Finite Element Analysis of Specimen Geometry Effects on Fatigue Crack Closure,” Fatigue and Fracture of Engineering Materials and Structures, Vol. 17, No. 8, pp. 861-872, 1994.
R.C. McClung, R.S. Alwitt, “Thermal Fracture and Fatigue of Anodized Aluminum Coatings for Space Applications,” Cyclic Deformation, Fracture, and Nondestructive Evaluation of Advanced Materials, Vol. 2, ASTM STP 1184, pp. 156- 177, 1994.
R.C. McClung, K.S. Chan, S.J. Hudak, D.L. Davidson, “Analysis of Small Crack Behavior for Airframe Applications,” Proceedings, Federal Aviation Administration/NASA International Symposium on Advanced Structural Integrity Methods for Airframe Durability and Damage Tolerance, NASA CP 3274, Part 1, pp. 463-479, 1994.
R.C. McClung, G.G. Chell, D.A. Russell, G.E. Orient, “Development of a Practical Methodology for Elastic-Plastic Fatigue Crack Growth,” Advanced Earth-to-Orbit Propulsion Technology –1994, NASA CP 3282, Vol. 2, pp. 248-257, 1994.
R.C. McClung, S.J. Hudak, “Surface Crack Growth in Inconel 718 During Large Unload-Reload Cycles,” Fracture Mechanics, Vol. 24, ASTM STP 1207, pp. 706-721, 1994.
A.P. Morris, D.A. Ferrill, D.B. Henderson, “Slip Tendency Analysis and Fault Reactivation,” EOS Transactions, Vol. 75, No. 44 , p. 591, 1994.
R.T. Pabalan, “Thermodynamics of Ion-exchange Between Clinoptilolite and Aqueous Solutions of Na+/K+ and Na+/Ca2+,” Geochimica et Cosmochimica Acta, Vol. 58, No. 21, pp. 4573-4590, 1994.
D.A. Pickett, J.B. Saleeby, “Nd, Sr, and Pb Isotopic Characteristics of Cretaceous Intrusive Rocks From Deep Levels of the Sierra Nevada Batholith, Tehachapi Mountains, California,” Contributions to Mineralogy and Petrology, Vol. 118, pp. 198-215, 1994.
J.D. Prikryl, R.T. Pabalan, D.R. Turner, B.W. Leslie, “Uranium Sorption on Alpha-Alumina: Effects of pH and Surface- Area/Solution-Volume Ratio,” Radiochimica Acta, Vol. 66/67, pp. 291-296, 1994.
M.J. Sablik, H. Kwun, G.L. Burkhardt, “Biaxial Stress Effects on Hysteresis and MIVC (Magnetically Induced Velocity Change),” Journal of Magnetism and Magnetic Materials, Vol. 140-144, p. 1871, 1995.
M.J. Sablik, J.F. Maguire, “Simulation of an xy Perpendicularly Coupled Spin System,” Journal of Magnetism and Magnetic Materials, Vol. 140-144, p. 1505, 1995.
N. Sridhar, D.S. Dunn, “Effect of Applied Potential on Changes in Solution Chemistry Inside Crevices on Type 304L Stainless Steel and Alloy 825,” Corrosion, Vol. 50, No. 11, pp. 847-872, 1994.
H.A. Weaver, M.F. A’Hearn, C. Arpigny, D.C. Boice, P.D. Feldman, S.M. Larson, P. Lamy, D.H. Levy, B.G. Marsden, K.J. Meech, K.S. Noll, J.V. Scotti, Z. Sekanina, C.S. Shoemaker, E.M. Shoemaker, T.E. Smith, S.A. Stern, A.D. Storrs, J.T. Trauger, D.K. Yeomans, B. Zellner, “The Hubble Space Telescope (HST) Observing Campaign on Comet Shoemaker-Levy 9,” Science, Vol. 267, 1995.
G.W. Wittmeyer, D.A. Ferrill, “Effects of Contemporary Regional Stress on the Anisotropy of Transmissivity in Fractured Rock Aquifers,” EOS Transactions, Vol. 75, No. 44, p. 258, 1994.
Presentations
P.C. Anderson, A.B. Christensen, P.R. Strause, J.R. Sharber, “Substorm Associated Particle and Joule Heating in the Diffuse Aurora,” American Geophysical Union (AGU) Meeting, San Francisco, California, December 1994.
A.C. Bagtzoglou, S.P. Neuman, T.J. Nicholson, R.B. Codell, G.W. Wittmeyer, B. Sagar, “Strategies for Assessing Heterogeneities Related to the Prediction of Radionuclide Transport in Geologic Media,” Organization for Economic, Cooperation and Development, Nuclear Energy Agency’s GEOTRAP Workshop, Cologne, Germany, April 1995.
D.C. Boice, C.L. Redfield, J. Hooper, “Young Engineers and Scientists: A Mentorship Program Using Information Technology,” 6th International Conference of the Society for Information Technology and Teacher Education, San Antonio, Texas, March 1995.
C.B. Connor, “Nonhomogeneous Poisson Models for Assessing Volcanic Hazards at Yucca Mountain,” 1st DOE/ Geomatrix Expert Panel Meeting on the Probability of Volcanic Disruption of the Proposed Yucca Mountain Repository, Phoenix, Arizona, February 1995.
C.B. Connor, “More Nonhomogeneous Poisson Models for Assessing Volcanic Hazards at Yucca Mountain,” 2nd DOE/ Geomatrix Expert Panel Meeting on the Probability of Volcanic Disruption of the Proposed Yucca Mountain Repository, Las Vegas, Nevada, March 1995.
G.A. Cragnolino, “An Approach to Analysis of Container Performance in a High-level Nuclear Waste Repository,” 22nd Annual Meeting of the Argentinean Association of Nuclear Technology, Buenos Aires, Argentina, November 1994.
G.A. Cragnolino, “Current Concepts in the Selection of Materials for High-level Nuclear Waste Repository Containers,” Meeting on the Science and Technology of Advanced Materials, La Plata, Argentina, November 1994. G.A. Cragnolino, D.S. Dunn, N. Sridhar, “Environmental Factors in the Stress Corrosion Cracking of Type 316L Stainless Steel and Alloy 825 in Chloride Solutions,” Corrosion/95 Conference, Orlando, Florida, March 1995.
R. Dail, L. Tristan, M. Khater, D. Medrano, C.J. Gutierrez, M.J. Sablik, D.C. Stead, “Synthesis and Characterization of Annealed Co/Cu Multilayer Thin Films,” Meeting of the Texas Section of the American Physical Society, Sam Houston State University, Huntsville, Texas, March 1995.
D.S. Dunn, N. Sridhar, G.A. Cragnolino, “Long-term Prediction of Localized Corrosion of Alloy 825 in High-Level Nuclear Waste Repository Environments,” Corrosion/95 Conference, Orlando, Florida, March 1995.
B.C. Flynn, S.A. Stern, “Spectroscopic Survey of Metal Abundances in the Lunar Atmosphere,” AGU Meeting, San Francisco, California, December 1994.
R.A. Frahm, J.R. Sharber, R. Link, “Auroral Energy Deposition and Ionization in the Upper and Middle Atmosphere,” AGU Meeting, San Francisco, California, December 1994.
G.R. Gladstone, D.T. Hall, F. Herbert, R. Lieu, N. Thomas, “EUVE Observations of Jupiter During the Impact of Comet SL-9,” AGU Meeting, San Francisco, California, December 1994.
M.G. Grothaus, “High-Power Microwave Technology,” Women In Energy Fall Seminar Series, San Antonio, Texas, January 1995.
R. Link, R.A. Frahm, C.A. Gurgiolo, J.R. Sharber, J.D. Winningham, “The UARS Particle Environment Monitor: Results on Solar and Magnetospheric Energy Input into the Atmosphere,” AGU Meeting, San Francisco, California, December 1994.
S. Mohanty, “Preliminary Investigation of Mechanical-Hydrological Coupled Processes Using a Single Rock Joint,” Evans Workshop on Flow and Transport Through Unsaturated Fractured Rock, Phoenix, Arizona, January 1995.
S. Mohanty, A.M. Pickens, “Single-Fracture Permeability Under Normal and Shear Displacement of Natural Rock Joints,” AGU Fall Meeting, San Francisco, California, December 1994.
A.P. Morris, D.A. Ferrill, D.B. Henderson, “Slip Tendency Analysis and Fault Reactivation,” AGU Fall Meeting, San Francisco, California, December 1994.
W.M. Murphy, “Contributions of Thermodynamic and Mass Transport Modeling to Evaluations of Groundwater Flow and Groundwater Travel Time at Yucca Mountain, Nevada,” Materials Research Society Symposium, Kyoto, Japan, October 1994.
W.M. Murphy, “Gas-Water-Rock Geochemistry of Yucca Mountain, Nevada,” Japan Atomic Energy Research Institute (JAERI), Tokai, Japan, October 1994.
W.M. Murphy, “How Would Near-Field Geomechanical Reactions Affect Flow and Transport Through Unsaturated Fractured Rock?” Evans Workshop on Flow and Transport Through Unsaturated Fractured Rock, Phoenix, Arizona, January 1995.
W.M. Murphy, “Natural Analog Research at the Center for Nuclear Waste Regulatory Analyses,” JAERI, Tokai, Japan, October 1994.
W.M. Murphy, R.T. Green, “Field and Laboratory Studies of the Peña Blanca Site, Mexico,” Evans Workshop on Flow and Transport Through Unsaturated Fractured Rock, Phoenix, Arizona, January 1995.
W.C. Patrick, “Scientists in the Public Policy Arena: Perspectives on Uncertainty,” San Antonio, Texas, November 1994.
P.H. Reiff, L.A. Weiss, J.D. Winningham, N. Chabot, “Does the Discrete Aurora Map to the Inner Plasma Sheet?” AGU Meeting, San Francisco, California, December 1994.
B. Sagar, “Model Validation from a Regulatory Perspective,” GEOVAL94 Nuclear Energy Agency, Paris, France, October 1994.
B. Sagar, S. Mohanty, “Radionuclide Source Term for Geologic Repository Assessment: Model Description and User’s Guide for SOSIM Computer Code,” Staten Stralskyddsinstitut, Stockholm, Sweden, December 1994.
J.R. Sharber, A.B. Christensen, D.J. McEwen, J.H. Hecht, K. Huang, D.J. Strickland, R.A. Frahm, “Observations of Primary and Secondary Electron Spectra in the Diffuse Aurora,” AGU Meeting, San Francisco, California, December 1994.
D.J. Shirley, M.K. McLelland, “The SC-7 RISC (Reduced Instruction Set Computer)-Based Spaceflight Computer,” American Institute of Aeronautics and Astronautics Computing in Aerospace 10 Conference, Reutilization in the 90s, San Antonio, Texas, March 1995.
N. Sridhar, “Approaches to Performance Assessment of High-Level Nuclear Waste Container Materials,” University of Virginia Department of Materials Science Colloquium Series, Charlottesville, Virginia, April 1995.
V.P. Swaminathan, “Life Assessment Methods for the Hot Section Components of Gas Turbines,” 124th Annual Meeting and Exposition, The Metallurgical Society (TMS), Las Vegas, Nevada, February 1995.
V.P. Swaminathan, J.M. Allen, “Surface Degradation and Cracking in Gas Turbine Blade Cooling Passages,” 124th Annual Meeting and Exposition, TMS, Las Vegas, Nevada, February 1995.
J.H. Waite, G.R. Gladstone, C.Y. Na, S.A. Stern, K. Franke, F. Bagenal, J.T. Clarke, A.C. Fabien, W.N. Brandt, “X-ray Emissions Produced as a Result of the Impact of Comet Shoemaker-Levy 9 with Jupiter,” AGU Meeting, San Francisco, California, December 1994.
J.D. Winningham, “Mapped the Distant Magnetosphere to the Auroral Oval: Science, Semantics, and Serendipity,” AGU Meeting, San Francisco, California, December 1994.
G.W. Wittmeyer, B. Sagar, M. Cruz, “Optimal Sampling Design for Predicting Flow in Unsaturated Soils,” Evans Workshop on Flow and Transport Through Unsaturated Fractured Rock, Phoenix, Arizona, January 1995.
M.P. Wüest, Y.D. Hu, B.J. Fraser, “An O+ Conic and Associated ULF/ELF Wave Activities in the Near Earth Plasma Sheet Boundary Layer,” AGU Meeting, San Francisco, California, December 1994.
B.J. Zook, “FDTD (Finite-Difference Time-Domain) Modeling of Ground-Penetrating Radar Antennas,” 11th Annual Review of Progress in Applied Computational Electromagnetics,” Monterey, California, March 1995.
Internal Research Projects
“Automated Map Generation for Advanced Traffic Management Systems,” S.W. Dellenback
“Concurrent Engineering Technology Applied to the Mechanical Design Process,” J.C. Simonis
“Deep Water Pipeline Repair Technology Development,” N. Patton
“Development of a Medium Energy Neutral Atom Imager,” J.L. Burch, D.T. Young, M.P. Wüest
“Development of a Neutral Atom Imaging Spectrometer Display Format,” C.A. Gurgiolo
“Development of a Performance Support System for Producing Structured On-The-Job Training,” K.C. Golas, J.W. Rachels, P.H. Larsen
“Development of an Atmospheric Sounding Spectrometer for the Rosetta UVs,” S.A. Stern
Development of Condition Monitoring Technology for Protection of Critical Compressors in Refinery Applications,” R.E. Harris, C.E. Edlund
“Feasibility Study of Acoustic Emissions Nondestructive Evaluation for Electrofusion Coupling,” L.J. Kim, J.J. Hanley
“Heavy-Duty Integrated Power System (HDIPS),” T.W. Ryan, S.M. Shahed
“Innovations in Space Instrumentation Power Supplies,” P.J. Casey
“Microencapsulation Using Microwave Technology,” N. Vasishtha, J.D. King
“Proof-of-Concept and Development of a Radio Frequency (RF) Broadband Radiated Immunity Enclosure,” J. Polonis, J.F. O’Brien, I. Martinez
“Space Adaptable Mass Memory (SpAMM) for PCI Bus,” L.H. Capots
“Study of a Mass Spectrometer for the NASA Champollion Cometary Lander and Mars Surveyor Lander Missions,” D.T. Young, J.H. Waite
“Theoretical Research on Magnetostrictive Generation and Sensing of Elastic Waves in Ferromagnetic Materials,” M.J. Sablik
“Ultrasonic Phased-Array Characterization for NDE Applications,” R.F. Tennis, J.J. Hanley
Patents
G. Dearnaley, "Ion Beam Assisted Method of Producing a Diamond-Like Carbon Coating," U.S. Patent No. 5,393,572,2/28/95
G. Dearnaley, "Process for Forming Protective Diamond-Like Carbon Coatings on Metallic Surfaces," U.S. Patent No. 5,391,407, 2/21/95
M.L. Deviney, J.L. Kampa, "Toughened Thermosetting Resin Composites and Processes," U.S. Patent No. 5,385,778, 1/31/95
E.A. Franke, A. Nedungadi, G.R. Bartlett, "Deflection Sensors for Robot Links," U.S. Patent No. 5,383,368, 1/215/95
R.S. Geary, H.W. Schlameus, "Microparticulate Pharmaceutical Delivery System," U.S. Patent No. 5,382,45,1/17/95
M.C. Marshall, "Apparatus and Method for Cleaning Articles Utilizing Supercritical and Near Supercritical Fluids," U.S. Patent No. 5,401,322, 3/28/95
S.T. Wellinghoff, "Metal Oxide-Polymer Composites," U.S. Patent No. 5,372,796, 12/13/94
Published in the Summer 1995 issue of Technology Today®, published by Southwest Research Institute. For more information, contact Joe Fohn.
