NASA Tech Briefs, July 2003Topics covered include: Real-Time, High-Frequency QRS Electrocardiograph; Software for Improved Extraction of Data From Tape Storage; Radio System for Locating Emergency Workers; Software for Displaying High-Frequency Test Data; Capacitor-Chain Successive-Approximation ADC; Simpler Alternative to an Optimum FQPSK-B Viterbi Receiver; Multilayer Patch Antenna Surrounded by a Metallic Wall; Software To Secure Distributed Propulsion Simulations; Explicit Pore Pressure Material Model in Carbon-Cloth Phenolic; Meshed-Pumpkin Super-Pressure Balloon Design; Corrosion Inhibitors as Penetrant Dyes for Radiography; Transparent Metal-Salt-Filled Polymeric Radiation Shields; Lightweight Energy Absorbers for Blast Containers; Brush-Wheel Samplers for Planetary Exploration; Dry Process for Making Polyimide/ Carbon-and-Boron-Fiber Tape; Relatively Inexpensive Rapid Prototyping of Small Parts; Magnetic Field Would Reduce Electron Backstreaming in Ion Thrusters; Alternative Electrochemical Systems for Ozonation of Water; Interferometer for Measuring Displacement to Within 20 pm; UV-Enhanced IR Raman System for Identifying Biohazards; Prognostics Methodology for Complex Systems; Algorithms for Haptic Rendering of 3D Objects; Modeling and Control of Aerothermoelastic Effects; Processing Digital Imagery to Enhance Perceptions of Realism; Analysis of Designs of Space Laboratories; Shields for Enhanced Protection Against High-Speed Debris; Study of Dislocation-Ordered In(x)Ga(1-x)As/GaAs Quantum Dots; and Tilt-Sensitivity Analysis for Space Telescopes.
IDRelationTitle20110023872WorkModeling and Control of Aerothermoelastic Effects20110023857WorkProcessing Digital Imagery to Enhance Perceptions of Realism20110023873WorkSimpler Alternative to an Optimum FQPSK-B Viterbi Receiver20110023869WorkInterferometer for Measuring Displacement to Within 20 pm20110023852WorkAlternative Electrochemical Systems for Ozonation of Water20110023867WorkMultilayer Patch Antenna Surrounded by a Metallic Wall20110023864WorkAlgorithms for Haptic Rendering of 3D Objects20110023865WorkMeshed-Pumpkin Super-Pressure Balloon Design20110023874WorkPrognostics Methodology for Complex Systems20110023877WorkSoftware for Improved Extraction of Data From Tape Storage20110023879WorkUV-Enhanced IR Raman System for Identifying Biohazards20110023860WorkSoftware for Displaying High-Frequency Test Data20110023863WorkTransparent Metal-Salt-Filled Polymeric Radiation Shields20110023871WorkRadio System for Locating Emergency Workers20110023878WorkShields for Enhanced Protection Against High-Speed Debris20110023875WorkCorrosion Inhibitors as Penetrant Dyes for Radiography20110023854WorkRelatively Inexpensive Rapid Prototyping of Small Parts20110023853WorkCapacitor-Chain Successive-Approximation ADC20110023866WorkExplicit Pore Pressure Material Model in Carbon-Cloth Phenolic20110023859WorkTilt-Sensitivity Analysis for Space Telescopes20110023868WorkSoftware To Secure Distributed Propulsion Simulations20110023876WorkReal-Time, High-Frequency QRS Electrocardiograph20110023870WorkLightweight Energy Absorbers for Blast Containers20110023862WorkBrush-Wheel Samplers for Planetary Exploration20110023855WorkAnalysis of Designs of Space Laboratories20110023861WorkDry Process for Making Polyimide/ Carbon-and-Boron-Fiber Tape20110023856WorkMagnetic Field Would Reduce Electron Backstreaming in Ion Thrusters20110023858WorkStudy of Dislocation-Ordered In(x)Ga(1-x)As/GaAs Quantum Dots