Titles available from 1993

  1. 100-kW Class Applied-Field MPD Thruster Component Wear
  2. 3-D Viscous Flow CFD Analysis of the Propeller Effect on an Advanced Ducted Propeller Subsonic Inlet
  3. A Comparative Study of Full Navier-Stokes and Reduced Navier-Stokes Analyses for Separating Flows Within a Diffusing Inlet S-Duct
  4. A Critical Analysis of the Accuracy of Several Numerical Techniques for Combustion Kinetic Rate Equations
  5. A Critical Comparison of Several Low Reynolds Number k-e Turbulence Models for Flow Over a Backward-Facing Step
  6. A Distributed Version of the NASA Engine Performance Program
  7. A Galilean and Tensorial Invariant k-e Model for Near Wall Turbulence
  8. A Hot Dynamic Seal Rig for Measuring Hypersonic Engine Seal Durability and Flow Performance
  9. A Kinetic and Equilibrium Analysis of Silicon Carbide Chemical Vapor Deposition on Monofilaments
  10. A Laboratory Model of a Hydrogen/Oxygen Engine for Combustion and Nozzle Studies
  11. A Laboratory System for the Investigation of Rain Fade Compensation Techniques for Ka-Band Satellites
  12. A Large Hemi-Anechoic Enclosure for Community-Compatible Aeroacoustic Testing of Aircraft Propulsion Systems
  13. A Model of Concurrent Flow Flame Spread Over a Thin Solid Fuel
  14. A Modified Approach to Controller Partitioning
  15. A Multi-Zone "Muffle" Furnace Design
  16. A Multiarchitecture Parallel-Processing Development Environment
  17. A Multiple-Scale Turbulence Model for Incompressible Flow
  18. A New Facility for Advanced Rocket Propulsion Research
  19. A New Flux Conserving Newton's Method Scheme for the Two-Dimensional, Steady Navier-Stokes Equations
  20. A New Lagrangian Method for Three-Dimensional Steady Supersonic Flows
  21. A Photovoltaic Catenary-Tent Array for the Martian Surface
  22. A Preliminary Study on Ice Shape Tracing With a Laser Light Sheet
  23. A Probabilistic Method for the Buckling Assessment of Stiffened Composite Shells
  24. A Rapid-Distortion-Theory Turbulence Model for Developed Unsteady Wall-Bounded Flow
  25. A Realizable Reynolds Stress Algebraic Equation Model
  26. A Research Program for Improving Heat Transfer Prediction for the Laminar to Turbulent Transition Region of Turbine Vanes/Blades
  27. A Review of Recent Aeroelastic Analysis Methods for Propulsion at NASA Lewis Research Center
  28. A Soft-Start Circuit for Arcjet Ignition
  29. A Study of Fiber Volume Fraction Effects in Notched Unidirectional SCS-6/Ti-15V-3Cr-3Al-3Sn Composite
  30. A Study of Thin Liquid Sheet Flows
  31. A Study of the Accuracy of Neutrally Buoyant Bubbles Used as Flow Tracers in Air
  32. A Study of the Compressible Flow Through a Diffusing S-Duct
  33. A Sulfur Segregation Study of PWA 1480, NiCrAl, and NiAl Alloys
  34. A Transfer Matrix Approach to Vibration Localization in Mistuned Blade Assemblies
  35. A Vacuum Four-Ball Tribometer to Evaluate Liquid Lubricants for Space Applications
  36. A p-Version Finite Element Method for Steady Incompressible Fluid Flow and Convective Heat Transfer
  37. ACARA User's Manual
  38. Accuracy of Least-Squares Methods For The Navier-Stokes Equations
  39. Accurate Upwind Methods for the Euler Equations
  40. Achievements and Challenges of Space Station Freedom's Safety Review Process
  41. Acoustic Mode Measurements in the Inlet of a Model Turbofan Using a Continuously Rotating Rake: Data Collection/Analysis Techniques
  42. Acousto-Ultrasonic Analysis of Failure in Ceramic Matrix Composite Tensile Specimens
  43. Active Control of Wake/Blade-Row Interaction Noise Through the Use of Blade Surface Actuators
  44. Advanced Communications Technology Satellite High Burst Rate Link Evaluation Terminal Communication Protocol Software User's Guide Version 1.0
  45. Advanced Communications Technology Satellite High Burst Rate Link Evaluation Terminal Power Control and Rain Fade Software Test Plan Version 1.0
  46. Advanced Control for Airbreathing Engines Volume 2 General Electric Aircraft Engines
  47. Advanced Controls for Airbreathing Engines Volume 1 Pratt & Whitney
  48. Advanced Engine Study Program
  49. Advanced Turbine Technology Applications Project (ATTAP) 1992 Annual Report
  50. Advancements in the LEWICE Ice Accretion Model
  51. Aeroacoustic Diffraction and Dissipation by a Short Propeller Cowl in Subsonic Flight
  52. An Advanced Test Technique To Quantify Thermomechanical Fatigue Damage Accumulation in Composite Materials
  53. An Algebraic Turbulence Model for Three-Dimensional Viscous Flows
  54. An Alternative Model for Estimating Liquid Diffusion Coefficients Requiring No Viscosity Data
  55. An Analysis for High Reynolds Number Inviscid/Viscid Interactions in Cascades
  56. An Analysis of Gear Fault Detection Methods as Applied to Pitting Fatigue Failure Data
  57. An Analysis of Isothermal, Bithermal, and Thermomechanical Fatigue Data of Haynes 188 and B1900+Hf by Energy Considerations
  58. An Analytical Investigation of Transient Effects on Rewetting of Heated Thin Flat Plates
  59. An Analytical Optimization of Electric Propulsion Orbit Transfer Vehicles
  60. An Analytical Study of Dilution Jet Mixing in a Cylindrical Duct
  61. An Analytical/Numerical Correlation Study of the Multiple Concentric Cylinder Model for the Thermoplastic Response of Metal Matrix Composites
  62. An Experimental Investigation of High Temperature Superconducting Microstrip Antennas at K- and Ka-Band Frequencies
  63. An Experimental Investigation of S-Duct Flow Control Using Arrays of Low-Profile Vortex Generators
  64. An Integral Equation Solution for Multi-Stage Turbomachinery Design Calculations
  65. An Overview of Elevated Temperature Damage Mechanisms and Fatigue Behavior of a Unidirectional SCS-6/Ti-15-3 Composite
  66. An Overview of Shed Ice Impact Studies in the NASA Lewis Icing Research Tunnel
  67. An RL10A-3-3A Rocket Engine Model Using the Rocket Engine Transient Simulator (ROCETS) Software
  68. Analysis of Gas Turbine Engines Using Water and Oxygen Injection to Achieve High Mach Numbers and High Thrust
  69. Analysis of MMIC Arrays for Use in the Acts Aero Experiment
  70. Analysis of Unsteady Wave Processes in a Rotating Channel
  71. Analysis of Whisker-Toughened Ceramic Matrix Composite Structural Components Using an Interactive Reliability Model
  72. Analysis of the Space Shuttle Main Engine Simulation
  73. Analysis, Approximation, and Computation of a Coupled Solid/Fluid Temperature Control Problem
  74. Analytical and Experimental Studies of a Short Compact Subsonic Diffuser for a Two-Dimensional Supersonic Inlet
  75. Application of Controller Partitioning Optimization Procedure to Integrated Flight/Propulsion Control Design for a STOVL Aircraft
  76. Application of Jet-Shear-Layer Mixing and Effervescent Atomization to the Development of a Low-NOx Combustor
  77. Application of Ray Tracing in Radiation Heat Transfer
  78. Assessment of Crack Growth in a Space Shuttle Main Engine First-Stage, High-Pressure Fuel Turbopump Blade
  79. Assessment of Damage in Ceramics and Ceramic Matrix Composites Using Ultrasonic Techniques
  80. Atomic Hydrogen Propellants: Historical Perspectives and Future Possibilities
  81. Atomizing-Gas Temperature Effect on Cryogenic Spray Dropsize
  82. Auger Electron Spectroscopy Study of Oxidation of a PdCr Alloy Used for High-Temperature Sensors
  83. Averaging Techniques for Steady and Unsteady Calculations of a Transonic Fan Stage
  84. Axisymmetric Single Shear Element Combustion Instability Experiment
  85. Basic Statistical Analyses of Candidate Nickel-Hydrogen Cells for the Space Station Freedom
  86. Battery Selection for Space Shuttle Experiments
  87. Benefits of In Situ Propellant Utilization for a Mars Sample Return Mission
  88. Bibliography on Propulsion Airframe Integration Technologies for High-Speed Civil Transport Applications: 1980-1991
  89. Blade Assessment Ice Impact (BLASIM) User's Manual, Version 1.0
  90. Blading Models for TURBAN and CSPAN Turbomachine Design Codes
  91. Blasim: A Computational Tool to Assess Ice Impact Damage on Engine Blades
  92. Bounds on Internal State Variables in Viscoplasticity
  93. Brayton Power Conversion System Parametric Design Modelling for Nuclear Electric Propulsion
  94. Brush Seal Low Surface Speed Hard-Rub Characteristics
  95. Buckling Analysis of Laminated Thin Shells in a Hot Environment
  96. CFD Mixing Analysis of Axially Opposed Rows of Jets Injected Into Confined Crossflow
  97. Calibration of a Shock Wave Position Sensor Using Artificial Neural Networks
  98. Ceramic Matrix Composites Properties/Microstresses With Complete and Partial Interphase Bond
  99. Characteristics of Linearly Tapered Slot Antenna With CPW Feed on High Resistivity Silicon
  100. Characterization and Durability Testing of Plasma-Sprayed Zirconia-Yttria and Hafnia-Yttria Thermal Barrier Coatings Part II. Effect of Spray Parameters on the Performance of Several Hafnia-Yttria and Zirconia-Yttria Coatings
  101. Characterization of In-Flight Performance of Ion Propulsion Systems
  102. Close-up Analysis of Aircraft Ice Accretion
  103. Combinatorial Pulse Position Modulation for Power-Efficient Free-Space Laser Communications
  104. Combustor Technology for Future Small Gas Turbine Aircraft
  105. Comparing the Results of an Analytical Model of the No-Vent Fill Process With No-Vent Fill Test Results for a 4.96 m3 (175 ft3) Tank
  106. Comparisons of Selected Laser Beam Power Missions to Conventionally Powered Missions
  107. Composite Micromechanical Modeling Using the Boundary Element Method
  108. Compound Curvature Laser Window Development
  109. Compressing Subbanded Image Data With Lempel-Ziv-Based Coders
  110. Computation of Supersonic Jet Noise Under Imperfectly Expanded Conditions
  111. Computation of Confined Coflow Jets With Three Turbulence Models
  112. Computational Gearing Mechanics
  113. Computational Simulation for Concurrent Engineering of Aerospace Propulsion Systems
  114. Computer Program for Analysis of High Speed, Single Row, Angular Contact, Spherical Roller Bearing, SASHBEAN Volume II: Mathematical Formulation and Analysis
  115. Computer Program for Thermal and Transport Properties of Parahydrogen From 20 to 10 000 K
  116. Considerations Concerning Fatigue Life of Metal Matrix Composites
  117. Contact Stress Analysis of Spiral Bevel Gears Using Nonlinear Finite Element Static Analysis
  118. Contributions of Microgravity Test Results to the Design of Spacecraft Fire Safety Systems
  119. Controller Partitioning for Integrated Flight/Propulsion Control Implementation
  120. Coupled Multi-Disciplinary Composites Behavior Simulation
  121. Cruise Noise Measurements of a Scale Model Advanced Ducted Propulsor
  122. Current Status of Liquid Sheet Radiator Research
  123. Damping Mechanisms in Chemically Vapor Deposited SiC Fibers
  124. Deformation Mechanisms of NiAl Cyclicly Deformed Near the Brittle-to-Ductile Transition Temperature
  125. Derated Ion Thruster Development Status
  126. Description and Use of LSODE, the Livermore Solver for Ordinary Differential Equations
  127. Design and Implementation of a Status at a Glance User Interface for a Power Distribution Expert System
  128. Design for Cyclic Loading Endurance of Composites
  129. Design for Reliability: Part I-NASA Reliability Preferred Practices for Design and Test Part II-Reliability Training
  130. Desktop Chaotic Systems: Intuition and Visualization
  131. Destination-Directed, Packet-Switched Architecture for a Geostationary Communications Satellite Network
  132. Determination of Plate Wave Velocities and Diffuse Field Decay Rates With Broad-Band Acousto-Ultrasonic Signals
  133. Development and Use of Hydrogen-Air Torches in an Altitude Facility
  134. Development of Dispersion-Strengthened XDª Cu Alloys for High Heat-Flux Applications
  135. Development of Hypersonic Engine Seals: Flow Effects of Preload and Engine Pressures
  136. Development of Phased Twin Flip-Flop Jets
  137. Development of Si1-xGex Technology for Microwave Sensing Applications
  138. Development of Thin Film Thermocouples on Ceramic Materials for Advanced Propulsion System Applications
  139. Development of an Explicit Multiblock/Multigrid Flow Solver for Viscous Flows in Complex Geometries
  140. Development of an Unstructured Solution Adaptive Method for the Quasi-Three-Dimensional Euler and Navier-Stokes Equations
  141. Development of the Seeding System Used for Laser Velocimeter Surveys of the NASA Low-Speed Centrifugal Compressor Flow Field
  142. Diffusion Length Damage Coefficient and Annealing Studies in Proton-Irradiated InP
  143. Diffusion Length Variation in 0.5- and 3-MeV-Proton-Irradiated, Heteroepitaxial Indium Phosphide Solar Cells
  144. Distributed Simulation Using a Real-Time Shared Memory Network
  145. Dynamic Analysis of Spur Gears Using Computer Program DANST
  146. Dynamic Characteristics of Specialty Composite Structures With Embedded Damping Layers
  147. Dynamic Gas Temperature Measurements Using a Personal Computer for Data Acquisition and Reduction
  148. Dynamics of Rotating Multi-Component Turbomachinery Systems
  149. Effect of Extended Tooth Contact on the Modeling of Spur Gear Transmissions
  150. Effect of a Rotating Propeller on the Separation Angle of Attack and Distortion in Ducted Propeller Inlets
  151. Effects of Flow-Path Variations on Internal Reversing Flow in a Tailpipe Offtake Configuration for ASTOVL Aircraft
  152. Effects of Processing and Prolonged High Temperature Exposure on the Microstructure of Nb-1Zr-C Sheet
  153. Effects of Rotation on Coolant Passage Heat Transfer Volume II - Coolant Passages With Trips Normal and Skewed to the Flow
  154. Effects of Thermal and Mechanical Fatigue on the Flexural Strength of G40-600/PMR-15 Cross-Ply Laminates
  155. Efficient Fault Diagnosis of Helicopter Gearboxes
  156. Elastic-Plastic Finite Element Analyses of an Unidirectional, 9 vol % Tungsten Fiber Reinforced Copper Matrix Composite
  157. Elastic-Plastic Mixed-Iterative Finite Element Analysis: Implementation and Performance Assessment
  158. Electrical Design of Space Shuttle Payload G-534 The Pool Boiling Experiment
  159. Electromagnetic Propulsion for Spacecraft
  160. Engine Materials Characterization and Damage Monitoring by Using X-Ray Technologies
  161. Engine Technology Challenges for a 21st Century High-Speed Civil Transport
  162. Enhanced Mixing of a Rectangular Supersonic Jet by Natural and Induced Screech
  163. Enhanced Plasma Current Collection From Weakly Conducting Solar Array Blankets
  164. Environmental Interactions and the SP-100 Power System
  165. Estimating Turbine Limit Load
  166. Estimation of Unsteady Lift on a Pitching Airfoil From Wake Velocity Surveys
  167. Evaluation of Kapton Pyrolysis, Arc Tracking, and Flashover on SiOx-Coated Polyimide Insulated Samples of Flat Flexible Current Carriers for SSF
  168. Evaluation of a Vibration Diagnostic System for the Detection of Spur Gear Pitting Failures
  169. Experimental Determination of In Situ Utilization of Lunar Regolith for Thermal Energy Storage
  170. Experimental Evaluation of a Cooled Radial-Inflow Turbine
  171. Experimental Investigation of Crossflow Jet Mixing in a Rectangular Duct
  172. Experimental Measurement of the Plasma Conductivity of Z93 and Z93P Thermal Control Paint
  173. Experimental Performance of a Ventral Nozzle With Pitch and Yaw Vectoring Capability for SSTOVL Aircraft
  174. Experimental Study of Cross Flow Mixing in Cylindrical and Rectangular Ducts
  175. Experimental Study of Void Formation During Aluminum Solidification in Reduced Gravity
  176. Experimental and Computational Investigation of the NASA Low-Speed Centrifugal Compressor Flow Field
  177. Experimentation in the Low-Density Plume of a Simulated Electrothermal Thruster for Computer Code Validation
  178. Explicit Robust Schemes for Implementation of General Principal Value-Based Constitutive Models
  179. Explicit Robust Schemes for Implementation of a Class of Principal Value-Based Constitutive Models: Symbolic and Numeric Implementation
  180. Fabrication of Composite Propfan Blades for a Cruise Missile Wind Tunnel Model
  181. Fault Detection of Helicopter Gearboxes Using the Multi-Valued Influence Matrix Method
  182. Federal Communications Commission (FCC) Transponder Loading Data Conversion Software User's Guide and Software Maintenance Manual Version 1.2
  183. Feed-Forward Volume Rendering Algorithm for Moderately Parallel MIMD Machines
  184. Ferruleless Coupled-Cavity Traveling-Wave Tube Cold-Test Characteristics Simulated With Micro-SOS
  185. Fifth Annual Thermal and Fluids Analysis Workshop
  186. Film Condensation in a Horizontal Rectangular Duct
  187. Finite Element Analysis of Structural Engineering Problems Using a Viscoplastic Model Incorporating Two Back Stresses
  188. Finite Element Analysis of Time-Independent Superconductivity
  189. Flexible High-Speed CODEC Final Report Task 6
  190. Flow Interaction Experiment--Aerothermal Modeling Phase II--Final Report-Volume 1
  191. Flow Interaction Experiment--Aerothermal Modeling Phase II--Final Report-Volume II
  192. Flutter Analysis Using Transversality Theory
  193. Fuel Injector--Air Swirl Characterization Aerothermal Modeling Phase II--Final Report-Volume I
  194. Fuel Injector--Air Swirl Characterization Aerothermal Modeling Phase II--Final Report-Volume II
  195. Fuel Injector-Air Swirl Characterization Aerothermal Modeling Phase II Final Report-Volume I
  196. Fuel Injector-Air Swirl Characterization Aerothermal Modeling Phase II Final Report-Volume II
  197. Full Wave Characterization of Microstrip Open End Discontinuities Patterned on Anisotropic Substrates Using Potential Theory
  198. Functional Approximation Using Artificial Neural Networks in Structural Mechanics
  199. Fuzzy Sets Predict Flexural Strength and Density of Silicon Nitride Ceramics
  200. Gas Turbine System Simulation: An Object-Oriented Approach
  201. Generalized Three-Dimensional Simulation of Ferruled Coupled-Cavity Traveling-Wave-Tube Dispersion and Impedance Characteristics
  202. Generation of Helical Gears With New Surfaces, Topology by Application of CNC Machines
  203. Geometrically Nonlinear Analysis of Laminated Elastic Structures
  204. Global Dynamic Modeling of a Transmission System
  205. Gravity Sensitivity of a Resistojet Water Vaporizer
  206. Grid Adaptation Using Chimera Composite Overlapping Meshes
  207. Ground Testing for the No-Vent Fill of Cryogenic Tanks: Results of Tests for a 71 Cubic Foot Tank
  208. Head-On Collision of Drops - A Numerical Investigation
  209. Heat Flux Measurements on Ceramics With Thin Film Thermocouples
  210. Heat Pipe Cooled Heat Rejection Subsystem Modelling for Nuclear Electric Propulsion
  211. Heat Transfer in Rotating Serpentine Passages With Selected Model Orientation for Smooth or Skewed Trip Walls
  212. Hierarchical Nonlinear Behavior of Hot Composite Structures
  213. Hierarchical Simulation of Hot Composite Structures
  214. High Efficiency Direct Thermal To Electric Energy Conversion From Radioisotope Decay Using Selective Emitters and Spectrally Tuned Solar Cells
  215. High Order Accurate Solutions of Viscous Problems
  216. High Reynolds Number and Turbulence Effects on Aerodynamics and Heat Transfer in a Turbine Cascade
  217. High Temperature Composite Analyzer (HITCAN) Demonstration Manual Version 1.0
  218. High Temperature Composite Analyzer (HITCAN) Theoretical Manual Version 1.0
  219. High Temperature Composite Analyzer (HITCAN) User's Manual Version 1.0
  220. Hot Corrosion of the B2 Nickel Aluminides
  221. Hypersonic Engine Component Experiments in a High Heat Flux, Supersonic Flow Environment
  222. Ice Accretion Prediction for a Typical Commercial Transport Aircraft
  223. Ice Accretion and Performance Degradation Calculations with LEWICE/NS
  224. Ice Thickness Measurement System for the Icing Research Tunnel Calibration
  225. Icing Effects on Aircraft Stability and Control Determined From Flight Data Preliminary Results
  226. Icing Research Tunnel Rotating Bar Calibration Measurement System
  227. Implementation of the Block-Krylov Boundary Flexibility Method of Component Synthesis
  228. In-Flight Near- and Far-Field Acoustic Data Measured on the Propfan Test Assessment (PTA) Testbed and With an Adjacent Aircraft
  229. Incompressible Spectral-Element Method-Derivation of Equations
  230. Inelastic Deformation Mechanisms in SCS-6/Ti 15-3 MMC Lamina Under Compression
  231. Information Switching Processor (ISP) Contention Analysis and Control
  232. Initial Results From the NASA-Lewis Wave Rotor Experiment
  233. Insoluble Coatings for Stirling Engine Heat Pipe Condenser Surfaces
  234. Instability Modes Excited by Natural Screech Tones in a Supersonic Rectangular Jet
  235. Instantaneous Velocity Field Imaging Instrument for Supersonic Reacting Flows
  236. Institute for Computational Mechanics in Propulsion (ICOMP) Seventh Annual Report-1992
  237. Integrated Analysis and Design of Thick Composite Structures for Optimal Passive Damping Characteristics
  238. Interactions Between Spacecraft and Their Environments
  239. Interactive Reliability Model for Whisker-Toughened Ceramics
  240. Interface Considerations in A12O3/NiAl Composite
  241. Internal Strain Analysis of Ceramics Using Scanning Laser Acoustic Microscopy
  242. Investigation of Advanced Counterrotation Blade Configuration Concepts for High Speed Turboprop Systems Task 5 - Unsteady Counterrotation Ducted Propfan Analysis Computer Program User's Manual
  243. Investigation of Advanced Counterrotation Blade Configuration Concepts for High Speed Turboprop Systems Task 5 - Unsteady Counterrotation Ducted Propfan Analysis
  244. Investigation of a Subsconic-Arc-Attachment Thruster Using Segmented Anodes
  245. Ionospheric Plasma Flow About a System of Electrically Biased Flat Plates
  246. Isothermal Fatigue Mechanisms in Ti-Based Metal Matrix Composites
  247. Jet Engine Hot Parts IR Analysis Procedure (J-EIRP)
  248. Jet Engine Performance Enhancement Through Use of a Wave-Rotor Topping Cycle
  249. LOX/Hydrocarbon Rocket Engine Analytical Design Methodology Development and Validation - Volume I: Executive Summary and Technical Narrative
  250. LOX/Hydrocarbon Rocket Engine Analytical Design Methodology Development and Validation - Volume II: Appendices
  251. LSENS, A General Chemical Kinetics and Sensitivity Analysis Code For Gas-Phase Reactions III. Illustrative Test Problems
  252. LSENS, A General Chemical Kinetics and Sensitivity Analysis Code for Gas-Phase Reactions: User's Guide
  253. LVQ and Backpropagation Neural Networks Applied to NASA SSME Data
  254. Large Time-Step Stability of Explicit One-Dimensional Advection Schemes
  255. Large-Scale Computation of Incompressible Viscous Flow by Least-Squares Finite Element Method
  256. Laser Anemometer Measurements and Computations for Transonic Flow Conditions in an Annular Cascade of High Turning Core Turbine Vanes
  257. Laser Ignition Application in a Space Experiment
  258. Laser Rayleigh and Raman Diagnostics For Small Hydrogen/Oxygen Rockets
  259. Laser Velocimeter Measurements of the Flow Field Generated by a Forward-Swept Propfan During Flutter
  260. Laser-Saturated Fluorescence Measurements in Laminar Sooting Diffusion Flames
  261. Lattice-Mismatched In0.40Al0.60As Window Layers for Indium Phosphide Solar Cells
  262. Least-Squares Finite Element Solutions for Three-Dimensional Backward-Facing Step Flow
  263. Lightweight Linear Alternators With and Without Capacitive Tuning
  264. Linear Instability of Curved Free Shear Layers
  265. Low Cycle Fatigue Behavior of Polycrystalline NiAl at 300 and 1000 K
  266. Low Earth Orbital Atomic Oxygen Environmental Simulation Facility for Space Materials Evaluation
  267. Low Power Arcjet System Spacecraft Impacts
  268. Low Power Pulsed MPD Thruster System Analysis and Applications
  269. Low Temperature Synthesis of Monolithic Transparent Ta2O5 Gels From Hydrolysis of Metal Alkoxide
  270. Low-Current Traveling Wave Tube for Use in the Microwave Power Module
  271. Low-Frequency Vibration Environment for Five Shuttle Missions
  272. Low-Noise, High-Strength, Spiral-Bevel Gears for Helicopter Transmissions
  273. Lubrication of an 85-mm Ball Bearing with RP-1
  274. Lunar Electric Power Systems Utilizing the SP-100 Reactor Coupled to Dynamic Conversion Systems
  275. Lunar PMAD Technology Assessment
  276. MMC Life System Development (Phase I)-A NASA/Pratt &Whitney Cooperative Program
  277. Marangoni Instability in a Liquid Layer With Two Free Surfaces
  278. Material Data Representation of Hysteresis Loops for Hastelloy X Using Artificial Neural Networks
  279. Mathematical Description of Complex Chemical Kinetics and Application to CFD Modeling Codes
  280. Measurement and Analysis of a Small Nozzle Plume in Vacuum
  281. Measurements and Computational Analysis of Heat Transfer and Flow in a Simulated Turbine Blade Internal Cooling Passage
  282. Mechanical Systems Technology Branch Research Summary, 1985-1992
  283. Metal Matrix Laminate Tailoring (MMLT) Code: User's Manual
  284. Microgravity Vibration Isolation Technology: Development to Demonstration
  285. Micromechanical Modeling of Laminated Composites With Interfaces and Woven Composites Using the Boundary Element Method
  286. Minimize System Cost by Choosing Optimal Subsystem Reliability and Redundancy
  287. Mixing and Transient Interface Condensation of a Liquid Hydrogen Tank
  288. Modal Ring Method for the Scattering of Electromagnetic Waves
  289. Modal Ring Method for the Scattering of Sound
  290. Modeling Void Growth and Movement With Phase Change in Thermal Energy Storage Canisters
  291. Multichannel Demultiplexer-Demodulator Final Report
  292. Multichannel Error Correction Code Decoder
  293. Multigrid Time-Accurate Integration of Navier-Stokes Equations
  294. NASA Lewis 8- By 6-Foot Supersonic Wind Tunnel User Manual
  295. NASA Lewis 9- by 15-Foot Low-Speed Wind Tunnel User Manual
  296. NASA Lewis Meshed VSAT Workshop Meeting Summary
  297. NASA Low-Speed Axial Compressor for Fundamental Research
  298. NASA's Progress in Nuclear Electric Propulsion Technology
  299. NASCAP Programmer's Reference Manual
  300. NDE of PWA 1480 Single Crystal Turbine Blade Material
  301. NDE of Titanium Alloy MMC Rings for Gas Turbine Engines
  302. NEP Early Flight Program: System Performance and Development Considerations
  303. Navier-Stokes Analysis of Airfoils With Leading Edge Ice Accretions
  304. Navier-Stokes Analysis of Radial Turbine Rotor Performance
  305. Neural Networks for Calibration Tomography
  306. Neural-Network-Directed Alignment of Optical Systems Using the Laser-Beam Spatial Filter as an Example
  307. New Developments in the Method of Space-Time Conservation Element and Solution-Element-Applications to the Euler and Navier-Stokes Equations
  308. Noise Levels From a Model Turbofan Engine With Simulated Noise Control Measures Applied
  309. Noise Trends of a 0.5-m- (20-in.-) Diameter Supersonic Throughflow Fan as Measured in an Unmodified Compressor Aerodynamic Test Facility
  310. Non-Contact Heat Flux Measurement Using a Transparent Sensor
  311. Non-Destructive, Ultra-Low Resistance, Thermally Stable Contacts for Use on Shallow Junction InP Solar Cells
  312. Nonlinear Evolution of the First Mode Supersonic Oblique Waves in Compressible Boundary Layers. Part I-Heated/Cooled Walls
  313. Nonlinear Probabilistic Finite Element Models of Laminated Composite Shells
  314. Nuclear Electric Propulsion for Planetary Science Missions: NASA Technology Program Planning
  315. Nuclear Engine System Simulation (NESS) Volume I-Program User's Guide
  316. Nuclear Engine System Simulation (NESS): Version 2.0 Program User's Guide
  317. Nuclear Propulsion Technical Interchange Meeting Volume I
  318. Nuclear Safety Policy Working Group Recommendations on Nuclear Propulsion Safety for the Space Exploration Initiative
  319. Nuclear Thermal Rocket Nozzle Testing and Evaluation Program
  320. Nucleate Pool Boiling in the Long Duration Low Gravity Environment of the Space Shuttle
  321. Numerical Modeling of Anti-Icing Systems and Comparison to Test Results on a NACA 0012 Airfoil
  322. Numerical Simulation of Free Shear Flows-Towards a Predictive Computational Aeroacoustics Capability
  323. Numerical Simulation of a High Mach Number Jet
  324. Numerical Simulations of Three-Dimensional Laminar Flow Over a Backward Facing Step; Flow Near Side Walls
  325. Numerical Study Shock-Induced Combustion in Methane-Air Mixtures
  326. Numerical Study of Cathode Emission Constraints on Cylindrical Self-Field MPD Thruster Performance
  327. Ohmic Heating of Composite Candidate Graphite-Fiber/Coating Combinations
  328. On Curve Veering and Flutter of Rotating Blades
  329. On Nonlinear Tollmien-Schlichting/Vortex Interaction in Three-Dimensional Boundary Layers
  330. On Solving the Compressible Navier-Stokes Equations for Unsteady Flows at Very Low Mach Numbers
  331. On The Combustion of A Laminar Spray
  332. On the Accurate Long-Time Solution of the Wave Equation in Exterior Domains: Asymptotic Expansions and Corrected Boundary Conditions
  333. On the Drag of Model Dendrite Fragments at Low Reynolds Number
  334. On the Stability Analysis of Approximate Factorization Methods for 3D Euler and Navier-Stokes Equations
  335. On the Structure of Gaseous Confined Laminar Diffusion Flames/Numerical Investigation
  336. On-Board B-ISDN Fast Packet Switching Architectures Phase 1: Study
  337. On-Board B-ISDN Fast Packet Switching Architectures Phase II: Development Proof-of-Concept Architecture Definition Report
  338. On-Board Packet Switch Architectures for Communication Satellites
  339. Operation of High Power Converters in Parallel
  340. Optimal Synthesis of Hot Composite Laminates With Interphase Layers
  341. Optimization of Circular Orifice Jets Mixing Into a Heated Cross Flow in a Cylindrical Duct
  342. Order of Accuracy of QUICK and Related Convection-Diffusion Schemes
  343. Overview of STOVL Aircraft Propulsion Research Offtakes and Vertical Lift Systems
  344. Overview of the Solar Dynamic Ground Test Demonstration Program
  345. PSIDD: A Post-Scan Interactive Display System for Ultrasonic Scans
  346. Pattern Classifier for Health Monitoring of Helicopter Gearboxes
  347. Performance Characteristics of a Variable-Area Vane Nozzle for Vectoring an ASTOVL Exhaust Jet up to 45#176;
  348. Performance and Heat Transfer Characteristics of a Carbon Monoxide/Oxygen Rocket Engine
  349. Performance of a Low-Power Subsonic-Arc-Attachment Arcjet Thruster
  350. Physical and Chemical Properties of Some New Perfluoropolyalkylether Lubricants Prepared by Direct Fluorination
  351. Plasma Chamber Testing of APSA Coupons for the SAMPIE Flight Experiment
  352. Plasma Contractor Technology for Space Station Freedom
  353. Plasma Current Collection of Z-93 Thermal Control Paint as Measured in the Lewis Research Center's Plasma Interaction Facility
  354. Plasma Sheath Effects on Ion Collection by a Pinhole
  355. Portable Programming on Parallel/Networked Computers Using the Application Portable Parallel Library (APPL)
  356. Positivity-Preserving Numerical Schemes for Multidimensional Advection
  357. Potassium-Rankine Power Conversion Subsystem Modeling for Nuclear Electric Propulsion
  358. Power Conditioning System Modelling for Nuclear Electric Propulsion
  359. Power Requirements for the First Lunar Outpost (FLO)
  360. Preconditioned Conjugate-Gradient Methods for Low-Speed Flow Calculations
  361. Predicted Performance of an Integrated Modular Engine System
  362. Preliminary Endurance Tests of Water Vaporizers for Resistojet Applications
  363. Preliminary Experimental Results for a Cryogenic Brush Seal Configuration
  364. Preliminary Investigation of High Power Microwave Plasmas for Electrothermal Thruster Use
  365. Preliminary Investigation of Power Flow and Electrode Phenomena in a Multi-Megawatt Coaxial Plasma Thruster
  366. Probabilistic Assessment of Composite Structures
  367. Probabilistic Assessment of Composite Structures
  368. Probabilistic Failure Prediction of SCS-6/Ti-15-3 MMC Ring
  369. Probabilistic Micromechanics for High-Temperature Composites
  370. Probabilistic Simulation of Multi-Scale Composite Behavior
  371. Probabilistic Sizing of Laminates With Uncertainties
  372. Propagation of High Frequency Jet Noise Using Geometric Acoustics
  373. Proposed Framework for Thermomechanical Life Modeling of Metal Matrix Composites
  374. Proposed Ground-Based Control of Accelerometer on Space Station Freedom
  375. Propulsion Technology Challenges for Turn-of-the-Century Commercial Aircraft
  376. Protective Coatings for High-Temperature Polymer Matrix Composites
  377. Proteus Three-Dimensional Navier-Stokes Computer Code-Version 1.0 Volume 1-Analysis Description
  378. Proteus Three-Dimensional Navier-Stokes Computer Code-Version 1.0 Volume 2-User's Guide
  379. Proteus Three-Dimensional Navier-Stokes Computer Code-Version 1.0 Volume 3-Programmer's Reference
  380. Proteus Two-Dimensional Navier-Stokes Computer Code-Version 2.0 Volume 1-Analysis Description
  381. Proteus Two-Dimensional Navier-Stokes Computer Code-Version 2.0 Volume 2-User's Guide
  382. Proteus Two-Dimensional Navier-Stokes Computer Code-Version 2.0 Volume 3-Programmer's Reference
  383. Pulsed Laser Rayleigh Scattering Diagnostic for Hydrogen/Oxygen Rocket Exit Plane Flowfield Velocimetry
  384. Qualitative Model-Based Diagnostics for Rocket Systems
  385. Quantitative Mapping of Pore Fraction Variations in Silicon Nitride Using an Ultrasonic Contact Scan Technique
  386. RENEW v3.2 User's Manual, Maintenance Estimation Simulation for Space Station Freedom Program
  387. Radial Basis Function Network Learns Ceramic Processing and Predicts Related Strength and Density
  388. Radial Basis Function Neural Networks Applied to NASA SSME Data
  389. Radiation and Temperature Effects on Electronic Components Investigated Under the CSTI High Capacity Power Project
  390. Real-Time Transmission of Digital Video Using Variable-Length Coding
  391. Recent Testing of 30 kW Hydrogen Arcjet Thrusters
  392. Reliability Assessment of Thrust Chamber Cooling Concepts Using Probabilistic Analysis Techniques
  393. Reliability Studies of Integrated Modular Engine System Designs
  394. Remarks on Turbulent Constitutive Relations
  395. Robustness Enhancement of Neurocontroller and State Estimator
  396. Rotating Rake Design for Unique Measurement of Fan-Generated Spinning Acoustic Modes
  397. SCAILET: An Intelligent Assistant for Satellite Ground Terminal Operations
  398. SPDE/SPRE Final Summary Report
  399. Screening Studies of Advanced Control Concepts for Airbreathing Engines
  400. Screening of Solar Cells
  401. Seals Flow Code Development-92
  402. Second International Microgravity Combustion Workshop
  403. Shape Optimization of Tibial Prosthesis Components
  404. Simplified Jet-A Kinetic Mechanism for Combustor Application
  405. Simulation of TunneLadder Traveling-Wave Tube Cold Test Characteristics: Implementation of the Three-Dimensional, Electromagnetic Circuit Analysis Code Micro-SOS
  406. Small Hydrogen/Oxygen Rocket Flowfield Behavior From Heat Flux Measurements
  407. Soft Computing in Design and Manufacturing of Advanced Materials
  408. Solar Array Electrical Performance Assessment for Space Station Freedom
  409. Solar Dynamic Power System Development for Space Station Freedom
  410. Solar Radiation on Mars: Stationary Photovoltaic Array
  411. Solid State Technology Branch of NASA Lewis Research Center Fifth Annual Digest June 1992-June 1993
  412. Solving Modal Equations of Motion With Initial Conditions Using MSC/NASTRAN DMAP Part 1: Implementing Exact Mode Superposition
  413. Solving Modal Equations of Motion With Initial Conditions Using MSC/NASTRAN DMAP Part 2: Coupled vs. Uncoupled Integration
  414. Some Practical Turbulence Modeling Options for Reynolds-Averaged Full Navier-Stokes Calculations of Three-Dimensional Flows
  415. Space Chemical Propulsion Test Facilities at NASA Lewis Research Center
  416. Space Exploration Initiative Candidate Nuclear Propulsion Test Facilities
  417. Space Exploration Initiative Fuels, Materials and Related Nuclear Propulsion Technologies Panel Final Report
  418. Space Nuclear Thermal Propulsion Test Facilities Subpanel Final Report
  419. Space Power Amplification With Active Linearly Tapered Slot Antenna Array
  420. Space Station Freedom Beta Gimbal Control Via Sensitivity Models
  421. Space Station Freedom Electrical Performance Model
  422. Space Transfer With Ground-Based Laser/Electric Propulsion
  423. Space Transportation Alternatives for Large Space Programs: The International Space University Summer Session-1992
  424. Specification and Testing for Power by Wire Aircraft
  425. Spray Combustion Experiments and Numerical Predictions
  426. Status of the Fiber Optic Control System Integration (FOCSI) Program
  427. Strain Sensing Technology for High Temperature Applications
  428. Streamwise Vorticity Generation and Mixing Enhancement in Free Jets by 'Delta-Tabs'
  429. Stress Distribution in Composite Flatwise Tension Test Specimens
  430. Stress-Rupture Behavior of Small Diameter Polycrystalline Alumina Fibers
  431. Structural Analysis of High-rpm Composite Propfan Blades for a Cruise Missile Wind Tunnel Model
  432. Structural Tailoring of Aircraft Engine Blade Subject to Ice Impact Constraints
  433. Structure and Energetics of High Index Fe, Al, Cu and Ni Surfaces Using Equivalent Crystal Theory
  434. Structure of Confined Laminar Spray Diffusion Flames/Numerical Investigation
  435. Study of Streamwise-Vorticity-Stirred Combustion
  436. Study of the Capacitance Technique for Measuring High-Temperature Blade Tip Clearance on Ceramic Rotors
  437. Subband/Transform Functions for Image Processing
  438. Summary and Recommendations on Nuclear Electric Propulsion Technology for the Space Exploration Initiative
  439. Summary of Experimental Heat-Transfer Results From the Turbine Hot Section Facility
  440. Supersonic Boundary-Layer Flow Turbulence Modeling
  441. Surface Roughness Due to Residual Ice in the Use of Low Power Deicing Systems
  442. Synthesis and Thermal Evolution of Structure in Alkoxide-Derived Niobium Pentoxide Gels
  443. System Overview on Electromagnetic Compensation for Reflector Antenna Surface Distortion
  444. System Performance Predictions for Space Station Freedom's Electric Power System
  445. TROPIX Plasma Interactions Group Report
  446. TROPIX: A Solar Electric Propulsion Flight Experiment
  447. Takeoff/Approach Noise for a Model Counterrotation Propeller with a Forward-Swept Upstream Rotor
  448. Technical Support for Digital Systems Technology Development Task Order 1 ISP Contention Analysis and Control
  449. Techniques for Improving the Accuracy of Cryogenic Temperature Measurement in Ground Test Programs
  450. Temperature and Pressure Effects on Capacitance Probe Cryogenic Liquid Level Measurement Accuracy
  451. Tensile Creep Behavior of Polycrystalline Alumina Fibers
  452. The Application of Structural Reliability Techniques to Plume Impingement Loading of the Space Station Freedom Photovoltaic Array
  453. The Development of Hydrogen Sensor Technology at NASA Lewis Research Center
  454. The Development of a Mixing Layer Under the Action of Weak Streamwise Vortices
  455. The Effect of Processing and Compositional Changes on the Tribology of PM212 in Air
  456. The Effects of Simulated Low Earth Orbit Environments on Spacecraft Thermal Control Coatings
  457. The Friction and Wear of Ceramic/Ceramic and Ceramic/Metal Combinations in Sliding Contact
  458. The Influence of Primary and Secondary Orientations on the Elastic Response of a Nickel-Base Single-Crystal Superalloy
  459. The Interaction of High Voltage Systems with the Environments of the Moon and Mars
  460. The NASA Lewis Research Center Small Business Innovation Research Program - An Assessment
  461. The PIT MkV Pulsed Inductive Thruster
  462. The Properties of Perfluoropolyethers Used for Space Applications
  463. The SAMPIE Flight Experiment Final Technical Requirements Document
  464. The WINCOF-I Code: Detailed Description
  465. Theoretical Considerations for Reaction-Formed Silicon Carbide (RFSC) Formation by Molten Silicon Infiltration into Slurry-Derived Preforms
  466. Thermal History Effects on Electrical Relaxation and Conductivity for Potassium Silicate Glass With Low Alkali Concentrations
  467. Thermal Shock Resistance of Ceramic Matrix Composites
  468. Thermal Stability Relationships Between PMR-15 Resin and Its Composites
  469. Thermal Stress Effects in Intermetallic Matrix Composites
  470. Thermally-Sustained Structure in Convectively Unstable Systems
  471. Thermodynamic Analysis of Chemical Compatibility of Several Compounds With Fe-Cr-Al Alloys
  472. Thermoelastic Response of Metal Matrix Composites With Large-Diameter Fibers Subjected to Thermal Gradients
  473. Thermomechanical and Isothermal Fatigue Behavior of a [90]8 Titanium Matrix Composite
  474. Thermoviscoplastic Analysis of Fibrous Periodic Composites Using Triangular Subvolumes
  475. Thin-Layer and Full Navier-Stokes Calculations for Turbulent Supersonic Flow Over a Cone at an Angle of Attack
  476. Three-Dimensional Modeling of Diesel Engine Intake Flow, Combustion and Emissions-II
  477. Three-Dimensional Numerical Simulation of Gradual Opening in a Wave Rotor Passage
  478. Three-Dimensional Water Droplet Trajectory Code Validation Using an ECS Inlet Geometry
  479. Time Dependent Turbulence Modeling and Analytical Theories of Turbulence
  480. Time-Dependent Computational Studies of Premixed Flames in Microgravity
  481. Tomographic Methods in Flow Diagnostics
  482. Transient Finite Element Computations on a Variable Transputer System
  483. Transient Liquid-Crystal Technique Used to Produce High-Resolution Convective Heat-Transfer-Coefficient Maps
  484. Transport Properties of Epitaxial Lift Off Films
  485. Tribological Characteristics of Perfluoropolyether Liquid Lubricants Under Sliding Conditions in High Vacuum
  486. Tribological Characteristics of Sputtered Au/Cr Films on Alumina Substrates at Elevated Temperatures
  487. Turbulence Measurement in a Reacting and Non-reacting Shear Layer at a High Subsonic Mach Number
  488. Ultra-Low-Power Arcjet Thruster Performance
  489. Use of Surface Heat Transfer Measurements as a Flow Separation Diagnostic in a Two-Dimensional Reflected Oblique Shock/Turbulent Boundary Layer Interaction
  490. Users Manual for the NASA Lewis Three-Dimensional Ice Accretion Code (LEWICE 3D)
  491. Utilizing a TDRS Satellite for Direct Broadcast Satellite-Radio Propagation Experiments and Demonstrations
  492. Validation Test of 125 Ah Advanced Design IPV Nickel-Hydrogen Flight Cells
  493. Velocity and Drop Size Measurements in a Swirl-Stabilized, Combusting Spray
  494. Vibration Isolation Technology: An Executive Summary of Systems Development and Demonstration
  495. Vibration and Noise Analysis of a Gear Transmission System
  496. Viscous Analysis of Three-Dimensional Rotor Flows Using a Multigrid Method

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