NASA Tech Briefs, February 2007Topics covered include: Calibration Test Set for a Phase-Comparison Digital Tracker; Wireless Acoustic Measurement System; Spiral Orbit Tribometer; Arrays of Miniature Microphones for Aeroacoustic Testing; Predicting Rocket or Jet Noise in Real Time; Computational Workbench for Multibody Dynamics; High-Power, High-Efficiency Ka-Band Space Traveling-Wave Tube; Gratings and Random Reflectors for Near-Infrared PIN Diodes; Optically Transparent Split-Ring Antennas for 1 to 10 GHz; Ice-Penetrating Robot for Scientific Exploration; Power-Amplifier Module for 145 to 165 GHz; Aerial Videography From Locally Launched Rockets; SiC Multi-Chip Power Modules as Power-System Building Blocks; Automated Design of Restraint Layer of an Inflatable Vessel; TMS for Instantiating a Knowledge Base With Incomplete Data; Simulating Flights of Future Launch Vehicles and Spacecraft; Control Code for Bearingless Switched- Reluctance Motor; Machine Aided Indexing and the NASA Thesaurus; Arbitrating Control of Control and Display Units; Web-Based Software for Managing Research; Driver Code for Adaptive Optics; Ceramic Paste for Patching High-Temperature Insulation; Fabrication of Polyimide-Matrix/Carbon and Boron-Fiber Tape; Protective Skins for Aerogel Monoliths; Code Assesses Risks Posed by Meteoroids and Orbital Debris; Asymmetric Bulkheads for Cylindrical Pressure Vessels; Self-Regulating Water-Separator System for Fuel Cells; Self-Advancing Step-Tap Drills; Array of Bolometers for Submillimeter- Wavelength Operation; Delta-Doped CCDs as Detector Arrays in Mass Spectrometers; Arrays of Bundles of Carbon Nanotubes as Field Emitters; Staggering Inflation To Stabilize Attitude of a Solar Sail; and Bare Conductive Tether for Decelerating a Spacecraft.
IDRelationTitle20090040795WorkTMS for Instantiating a Knowledge Base With Incomplete Data20090040793WorkPower-Amplifier Module for 145 to 165 GHz20090040790WorkArrays of Miniature Microphones for Aeroacoustic Testing20090040777WorkArray of Bolometers for Submillimeter- Wavelength Operation20090040796WorkControl Code for Bearingless Switched-Reluctance Motor20090040802WorkCalibration Test Set for a Phase-Comparison Digital Tracker20090040786WorkCeramic Paste for Patching High-Temperature Insulation20090040788WorkGratings and Random Reflectors for Near-Infrared PIN Diodes20090040808WorkSelf-Advancing Step-Tap Drills20090040799WorkWireless Acoustic Measurement System20090040781WorkCode Assesses Risks Posed by Meteoroids and Orbital Debris20090040807WorkAsymmetric Bulkheads for Cylindrical Pressure Vessels20090040783WorkSelf-Regulating Water-Separator System for Fuel Cells20090040803WorkSimulating Flights of Future Launch Vehicles and Spacecraft20090040794WorkAerial Videography From Locally Launched Rockets20090040797WorkAutomated Design of Restraint Layer of an Inflatable Vessel20090040792WorkIce-Penetrating Robot for Scientific Exploration20090040806WorkMachine Aided Indexing and the NASA Thesaurus20090040791WorkSiC Multi-Chip Power Modules as Power-System Building Blocks20090040780WorkStaggering Inflation To Stabilize Attitude of a Solar Sail20090040798WorkDriver Code for Adaptive Optics20090040801WorkDelta-Doped CCDs as Detector Arrays in Mass Spectrometers20090040779WorkArrays of Bundles of Carbon Nanotubes as Field Emitters20090040778WorkPredicting Rocket or Jet Noise in Real Time20090040784WorkOptically Transparent Split-Ring Antennas for 1 to 10 GHz20090040789WorkSpiral Orbit Tribometer20090040805WorkArbitrating Control of Control and Display Units20090040776WorkWeb-Based Software for Managing Research20090040785WorkBare Conductive Tether for Decelerating a Spacecraft20090040804WorkComputational Workbench for Multibody Dynamics20090040782WorkProtective Skins for Aerogel Monoliths20090040787WorkHigh-Power, High-Efficiency Ka-Band Space Traveling-Wave Tube20090040800WorkFabrication of Polyimide-Matrix/Carbon and Boron-Fiber Tape