Ultra-Efficient Engine Technology Project Integrated Into NASA’s Vehicle Systems Program
Performance of a Fuel Cell-Powered, Small Electric Airplane Assessed
Performance Benefits for a Turboshaft Engine Using Nonlinear Engine Control Technology Investigated
Critical Low-Noise Technologies Being Developed for Engine Noise Reduction Systems Subproject
Emerging Fuel Cell Technology Being Developed--Offers Many Benefits to Air Vehicles
NASA Ground-Truthing Capabilities Demonstrated
High-Performance SiC/SiC Ceramic Composite Systems Developed for 1315 °C (2400 °F) Engine Components
Third-Generation TiAl Alloy Tested--Exhibits Promising Properties for Rotating Components
TiAl Scramjet Inlet Flap Subelement Designed and Fabricated
Conductivity of GRCop-42 Alloy Enhanced
GRCop-84 Scaled Up for Production
Potential High-Temperature Shape-Memory Alloys Identified in the Ti(Ni,Pt) System
Method Developed for Improving the Thermomechanical Properties of Silicon Carbide Matrix Composites
Processing Techniques Developed to Fabricate Lanthanum Titanate Piezoceramic Material for High-Temperature Smart Structures
Boron Nitride Nanotubes Synthesized by Pressurized Reactive Milling Process
Subscale Testing of a Ceramic Composite Cooled Panel Led to Its Design and Fabrication for Scramjet Engine Testing
Prepreg and Melt Infiltration Technology Developed for Affordable, Robust Manufacturing of Ceramic Matrix Composites
Polymer/Silicate Nanocomposites Used to Manufacture Gas Storage Tanks With Reduced Permeability
Development of DMBZ-15 High-Glass-Transition-Temperature Polyimides as PMR-15 Replacements Given R&D 100 Award
New High-Temperature Membranes Developed for Proton Exchange Membrane Fuel Cells
Mechanically Strong Aerogels Formed by Templated Growth of Polymer Cross-Linkers on Inorganic Nanoparticles
Erosion Coatings Developed to Increase the Life and Durability of Composites
Depth-Penetrating Measurements Developed for Thermal Barrier Coatings Incorporating Thermographic Phosphors
New Effective Material Couple--Oxide Ceramic and Carbon Nanotube--Developed for Aerospace Microsystem and Micromachine Technologies
Coating Development for GRCop-84 Liners for Reusable Launch Vehicles Aided by Modeling Studies
New Screening Test Developed for the Blanching Resistance of Copper Alloys
Ceramic Matrix Composite Vane Subelements Tested in a Gas Turbine Environment
Hafnia-Based Materials Developed for Advanced Thermal/Environmental Barrier Coating Applications
Nanostructured Materials Developed for Solar Cells
Scanning Tunneling Optical Resonance Microscopy Developed
Solar Airplane Concept Developed for Venus Exploration
Thermionic Emission of Single-Wall Carbon Nanotubes Measured
Stirling Cooler Designed for Venus Exploration
Stretched Lens Array Photovoltaic Concentrator Technology Developed
Materials International Space Station Experiment (MISSE) 5 Developed to Test Advanced Solar Cell Technology Aboard the ISS
Systems Analysis Developed for All-Electric Aircraft Propulsion
Testing Conducted for Lithium-Ion Cell and Battery Verification
High-Power Krypton Hall Thruster Technology Being Developed for Nuclear-Powered Applications
Ion Thruster Power Levels Extended by a Factor of 10
Lorentz Force Accelerator Technology Investigated
Multikilowatt Power Module Designed and Fabricated for High-Power Hall Thrusters
High-Performance Monopropellants and Catalysts Evaluated
Soft Fault Detection Technologies Developed for Electrical Power Systems
Advanced Electrical Materials and Components Being Developed
Flywheel Single-Axis Integrated Momentum and Power Control System Demonstrated
Hubble Space Telescope Degradation Data Used for Ground-Based Durability Projection of Insulation on the International Space Station
Effects of Various Wavelength Ranges of Vacuum Ultraviolet Radiation on Teflon FEP Film Investigated
Resistivity of Carbon-Carbon Composites Halved
Solar Absorptance of Cermet Coatings Evaluated
Generation of Electrical Power From Stimulated Muscle Contractions Evaluated
Atomic Oxygen Used to Restore Artworks
Monte Carlo Technique Used to Model the Degradation of Internal Spacecraft Surfaces by Atomic Oxygen
Prototype Motor Controllers Demonstrated for the James Webb Space Telescope Cryogenic Environment
Regenerative Fuel Cell Test Rig Completed and Operational at Glenn Research Center
Power-Conversion Concept Designed for the Jupiter Icy Moons Orbiter
Stirling Microregenerators Fabricated and Tested
Development of Electronic Load Controllers for Free-Piston Stirling Convertors Aided by Stirling Simulation Model
Stirling Convertor for the Stirling Radioisotope Generator Tested as a Prelude to Transition to Flight
NASA Multidimensional Stirling Convertor Code Developed
Passive Acoustic Tomography Tested for Measuring Gas Temperatures
Web Growth Used to Confine Screw Dislocations to Predetermined Lateral Positions in 4H-SiC Epilayers
Thin-Film Ceramic Thermocouples Fabricated and Tested
Applicability of a Crack-Detection System for Use in Rotor Disk Spin Test Experiments Being Evaluated
Reannealed Fiber Bragg Gratings Demonstrated High Repeatability in Temperature Measurements
Sandwich Panels Evaluated With Ultrasonic Spectroscopy
Optical Calibration Process Developed for Neural-Network-Based Optical Nondestructive Evaluation Method
Vibration-Based Data Used to Detect Cracks in Rotating Disks
Automated Guided-Wave Scanning Developed to Characterize Materials and Detect Defects
Ultrasonic Guided-Wave Scan System Used to Characterize Microstructure and Defects in Ceramic Composites
Vibration-Based Method Developed to Detect Cracks in Rotors During Acceleration Through Resonance
Planar Particle Imaging Doppler Velocimetry Developed
Active Closed-Loop Stator Vane Flow Control Demonstrated in a Low-Speed Multistage Compressor
Probabilistic Study Conducted on Sensor-Based Engine Life Calculation
Adaptive Controls Method Demonstrated for the Active Suppression of Instabilities in Engine Combustors
Autonomous Propulsion System Technology Being Developed to Optimize Engine Performance Throughout the Lifecycle
Propulsion Integrated Vehicle Health Management Technology Experiment (PITEX) Conducted
Simplified Dynamic Model of Turbine Clearance Developed for Active Clearance Control Studies
Turbofan Engine Simulated in a Graphical Simulation Environment
Starting Vortex Identified as Key to Unsteady Ejector Performance
Strategy Developed for Selecting Optimal Sensors for Monitoring Engine Health
Advanced Communication Architecture Demonstration Made Significant Progress
Internet-Protocol-Based Satellite Bus Architecture Designed
Silicon-Germanium Films Grown on Sapphire for Ka-Band Communications Applications
High-Temperature Probe Station Developed to Characterize Microwave Devices Through 500 °C
Novel Biomedical Device Utilizing Light-Emitting Nanostructures Developed
Flat Lens Focusing Demonstrated With Left-Handed Metamaterial
Novel High-Voltage, and High-Power Piezoelectric Transformer Developed and Demonstrated for Space Communications Applications
Field Effect Transistor Behavior in Electrospun Polyaniline/Polyethylene Oxide Demonstrated
Robust Sliding Window Synchronizer Developed
Space Network Devices Developed
Ka-Band Multibeam Aperture Phased Array Being Developed
Reconfigurable Transceiver and Software-Defined Radio Architecture and Technology Evaluated for NASA Space Communications
Single-Stage 3.4:1-Pressure-Ratio Aspirated Fan Developed and Demonstrated
Pulsed Ejector Thrust Amplification Tested and Modeled
Glow Discharge Plasma Demonstrated for Separation Control in the Low-Pressure Turbine
TopMaker: Technique Developed for Automatic Multiblock Topology Generation Using the Medial Axis
Supersonic Rocket Thruster Flow Predicted by Numerical Simulation
ThermoBuild: Online Method Made Available for Accessing NASA Glenn Thermodynamic Data
Low-Cost, User-Friendly, Rapid Analysis of Dynamic Data (RADD) System Established
Contact Angle Influence on Geysering Jets in Microgravity Investigated
Cryogenic Nitrogen Thermosyphon Developed and Characterized
Distribution of Inclusion-Initiated Fatigue Cracking in Powder Metallurgy Udimet 720 Characterized
Associative Flow Rule Used to Include Hydrostatic Stress Effects in Analysis of Strain-Rate-Dependent Deformation of Polymer Matrix Composites
Probability Distribution Estimated From the Minimum, Maximum, and Most Likely Values: Applied to Turbine Inlet Temperature Uncertainty
Structural Benchmark Testing of Superalloy Lattice Block Subelements Completed
Benchmark Tests for Stirling Convertor Heater Head Life Assessment Conducted
Scatter in Carbon/Silicon Carbide (C/SiC) Composites Quantified
Integrity of Ceramic Parts Predicting When Loads and Temperatures Fluctuate Over Time
Particulate Titanium Matrix Composites Tested--Show Promise for Space Propulsion Applications
Probabilistic Residual Strength Model Developed for Life Prediction of Ceramic Matrix Composites
Flutter Stability of Efficient Low Noise Fan Calculated
TURBO-AE Code Used to Redesign Quiet High-Speed Fan
Testing of Composite Fan Vanes with Erosion-Resistant Coating Accelerated
Cryogenic Electric Motor Tested
Design of Ultra-High-Power-Density Machine Optimized for Future Aircraft
"Fan-Tip-Drive" High-Power-Density, Permanent Magnet Electric Motor and Test Rig Designed for a Nonpolluting Aircraft Propulsion Program
Method Developed for Noninterference Measurement of Blade Damping
New Tool Released for Engine-Airframe Blade-Out Structural Simulations
Prototype Morphing Fan Nozzle Demonstrated
Reduced-Order Blade Mistuning Analysis Techniques Developed for Robust Design of Engine Rotors
Vibration Characteristics Determined for Stainless Steel Sandwich Panels With a Metal Foam Core for Lightweight Fan Blade Design
High-Temperature Hybrid Rotor Support System Developed
Bearingless Switched-Reluctance Motor Improved
Subsonic Aircraft With Regression and Neural Network Approximators Designed
New Dynamic Spin Rig Capabilities Used to Determine Rotating Blade Dynamics
Linearized Aeroelastic Solver Applied to Flutter Prediction of Real Configurations
Conical Magnetic Bearings Developed for Active Stall Control in Gas Turbine Engines
Nonlinear Acoustics Used To Reduce Leakage Flow
NASA Glenn’s Seals Group Inaugurated a New State-of-the-Art High-Temperature Test Rig
Atlas V Launch Incorporated NASA Glenn Thermal Barrier
Gear Performance Improved by Coating
adwTools Developed--New Bulk Alloy and Surface Analysis Software for the Alloy Design Workbench
Research Capabilities for Oil-Free Turbomachinery Expanded by New Rotordynamic Simulator Facility
PS300 Tribomaterials Evaluated at 650 °C by Bushing Test Rig
Secure, Mobile, Wireless Network Technology Designed, Developed, and Demonstrated
Thin-Filament Pyrometry Developed for Measuring Temperatures in Flames
Edge Diffusion Flame Propagation and Stabilization Studied
Carbon Dioxide Dispersion in the Combustion Integrated Rack Simulated Numerically
"Smart" Magnetic Fluids Experiment Operated on the International Space Station
Calibration Experiments Conducted for Noninvasive Blood Glucose Sensing Through the Eye
Operation of Packed-Bed Reactors Studied in Microgravity
Two-Photon Fluorescence Microscopy Developed for Microgravity Fluid Physics
Reduced-Gravity Experiments Conducted to Help Bioreactor Development
Compact Microscope Imaging System With Intelligent Controls Improved
General-Purpose Stereo Imaging Velocimetry Technique Developed for Space and Industrial Applications
Physics of Colloids in Space--Plus (PCS+) Experiment Completed Flight Acceptance Testing
Light Microscopy Module Imaging Tested and Demonstrated
Solid Fuel Delivery System Developed for Combustion Testing on the International Space Station
Combustion Module-2 Achieved Scientific Success on Shuttle Mission STS-107
International Space Station Nickel-Hydrogen Batteries Approached 3-Year On-Orbit Mark
Multifunctional Inflatable Structure Being Developed for the PowerSphere Concept
Space Station Power Generation Investigated in Support of the Beta Gimbal Anomaly Resolution
International Space Station Solar Array Wing On-Orbit Electrical Performance Degradation Measured
User-Friendly Interface Developed for a Web-Based Service for SpaceCAL Emulations
Remote Arrhythmia Monitoring System Developed
NASA Glenn’s Advanced Subsonic Combustion Rig Supported the Ultra-Efficient Engine Technology Project’s Emissions Reduction Test
NASA Glenn’s Engine Component’s Research Lab, Cell 2B, Reactivated to support the U.S. Army Research Laboratory T700 Engine Test
NASA Glenn’s Single-Stage Axial Compressor Facility Upgraded
New Acoustic Arena Qualified at NASA Glenn’s Aero-Acoustic Propulsion Laboratory
Low-Pressure Capability of NASA Glenn’s 10- by 10-Foot Supersonic Wind Tunnel Expanded
Fuel Flexible Gas Turbine Combustor Flametube Facility Upgraded
Electrochemical Processes Enhanced by Acoustic Liquid Manipulation
Hybrid Power Management Program Evaluated Fuel Cell/Ultracapacitor Combinations and Developed Other New Applications
Magnetically Levitated Ducted Fan Being Developed as a Propulsor Option for Electric Flight
Composite Arbors Built and Tested to Improve the Specific Energy of Flywheel Batteries
Fluids and Combustion Facility Acoustic Emissions Controlled by Aggressive Low-Noise Design Process
NASA Glenn’s Acoustical Testing Laboratory Awarded Accreditation by the National Voluntary Laboratory Accreditation Program
Finite Element Modeling Used to Study Stress Distribution on the Foot
Advanced Manufacturing Techniques Demonstrated for Fabricating Developmental Hardware
Multiscale Extended Kalman Method Developed for Active Combustion Control
Definitions of NASA Headquarters Program Offices
Definitions of Programs and Projects
Index of Authors and Contacts
NASA Glenn Organizational Chart
Last updated: August 12, 2004
Responsible NASA Official: Walter.S.Kim@nasa.gov, 216-433-3742,
point of contact for NASA Glenn's Research & Technology reports
Web page curator: Nancy.L.Obryan@grc.nasa.gov (InDyne, Inc.)
