NASA Tech Briefs, July 2008Topics covered include: Torque Sensor Based on Tunnel-Diode Oscillator; Shaft-Angle Sensor Based on Tunnel-Diode Oscillator; Ground Facility for Vicarious Calibration of Skyborne Sensors; Optical Pressure-Temperature Sensor for a Combustion Chamber; Impact-Locator Sensor Panels; Low-Loss Waveguides for Terahertz Frequencies; MEMS/ECD Method for Making Bi(2-x)Sb(x)Te3 Thermoelectric Devices; Low-Temperature Supercapacitors; Making a Back-Illuminated Imager with Back-Side Contact and Alignment Markers; Compact, Single-Stage MMIC InP HEMT Amplifier; Nb(x)Ti(1-x)N Superconducting-Nanowire Single-Photon Detectors; Improved Sand-Compaction Method for Lost-Foam Metal Casting; Improved Probe for Evaluating Compaction of Mold Sand; Polymer-Based Composite Catholytes for Li Thin-Film Cells; Using ALD To Bond CNTs to Substrates and Matrices; Alternating-Composition Layered Ceramic Barrier Coatings; Variable-Structure Control of a Model Glider Airplane; Axial Halbach Magnetic Bearings; Compact, Non-Pneumatic Rock-Powder Samplers; Biochips Containing Arrays of Carbon-Nanotube Electrodes; Nb(x)Ti(1-x)N Superconducting-Nanowire Single-Photon Detectors; Neon as a Buffer Gas for a Mercury-Ion Clock; Miniature Incandescent Lamps as Fiber-Optic Light Sources; Bidirectional Pressure-Regulator System; and Prism Window for Optical Alignment. Single-Grid-Pair Fourier Telescope for Imaging in Hard-X Rays and gamma Rays Range-Gated Metrology with Compact Optical Head Lossless, Multi-Spectral Data Compressor for Improved Compression for Pushbroom-Typetruments.
IDRelationTitle20090011283WorkLow-Loss Waveguides for Terahertz Frequencies20090011279WorkPolymer-Based Composite Catholytes for Li Thin-Film Cells20090011289WorkLossless, Multi-Spectral Data Compressor for Improved Compression for Pushbroom-Type Instruments20090011276WorkImproved Sand-Compaction Method for Lost-Foam Metal Casting20090011278WorkVariable-Structure Control of a Model Glider Airplane20090011287WorkMEMS/ECD Method for Making Bi(2-x)Sb(x)Te3 Thermoelectric Devices20090011284WorkUsing ALD To Bond CNTs to Substrates and Matrices20090011285WorkPrism Window for Optical Alignment20090011288WorkBidirectional Pressure-Regulator System20090011264WorkAxial Halbach Magnetic Bearings20090011282WorkImpact-Locator Sensor Panels20090011270WorkNeon as a Buffer Gas for a Mercury-Ion Clock20090011272WorkLow-Temperature Supercapacitors20090011280WorkImproved Probe for Evaluating Compaction of Mold Sand20090011273WorkMiniature Incandescent Lamps as Fiber-Optic Light Sources20090011281WorkTorque Sensor Based on Tunnel-Diode Oscillator20090011275WorkNb(x)Ti(1-x)N Superconducting-Nanowire Single-Photon Detectors20090011266WorkMaking a Back-Illuminated Imager with Back-Side Contact and Alignment Markers20090011271WorkCompact, Non-Pneumatic Rock-Powder Samplers20090011269WorkNb(x)Ti(1-x)N Superconducting-Nanowire Single-Photon Detectors20090011274WorkCompact, Single-Stage MMIC InP HEMT Amplifier20090011263WorkAlternating-Composition Layered Ceramic Barrier Coatings20090011268WorkGround Facility for Vicarious Calibration of Skyborne Sensors20090011265WorkBiochips Containing Arrays of Carbon-Nanotube Electrodes20090011286WorkSingle-Grid-Pair Fourier Telescope for Imaging in Hard-X Rays and gamma Rays20090011277WorkOptical Pressure-Temperature Sensor for a Combustion Chamber20090011290WorkRange-Gated Metrology with Compact Optical Head20090011267WorkShaft-Angle Sensor Based on Tunnel-Diode Oscillator