NASA Tech Briefs, September 2009opics covered include: Filtering Water by Use of Ultrasonically Vibrated Nanotubes; Computer Code for Nanostructure Simulation; Functionalizing CNTs for Making Epoxy/CNT Composites; Improvements in Production of Single-Walled Carbon Nanotubes; Progress Toward Sequestering Carbon Nanotubes in PmPV; Two-Stage Variable Sample-Rate Conversion System; Estimating Transmitted-Signal Phase Variations for Uplink Array Antennas; Board Saver for Use with Developmental FPGAs; Circuit for Driving Piezoelectric Transducers; Digital Synchronizer without Metastability; Compact, Low-Overhead, MIL-STD-1553B Controller; Parallel-Processing CMOS Circuitry for M-QAM and 8PSK TCM; Differential InP HEMT MMIC Amplifiers Embedded in Waveguides; Improved Aerogel Vacuum Thermal Insulation; Fluoroester Co-Solvents for Low-Temperature Li+ Cells; Using Volcanic Ash to Remove Dissolved Uranium and Lead; High-Efficiency Artificial Photosynthesis Using a Novel Alkaline Membrane Cell; Silicon Wafer-Scale Substrate for Microshutters and Detector Arrays; Micro-Horn Arrays for Ultrasonic Impedance Matching; Improved Controller for a Three-Axis Piezoelectric Stage; Nano-Pervaporation Membrane with Heat Exchanger Generates Medical-Grade Water; Micro-Organ Devices; Nonlinear Thermal Compensators for WGM Resonators; Dynamic Self-Locking of an OEO Containing a VCSEL; Internal Water Vapor Photoacoustic Calibration; Mid-Infrared Reflectance Imaging of Thermal-Barrier Coatings; Improving the Visible and Infrared Contrast Ratio of Microshutter Arrays; Improved Scanners for Microscopic Hyperspectral Imaging; Rate-Compatible LDPC Codes with Linear Minimum Distance; PrimeSupplier Cross-Program Impact Analysis and Supplier Stability Indicator Simulation Model; Integrated Planning for Telepresence With Time Delays; Minimizing Input-to-Output Latency in Virtual Environment; Battery Cell Voltage Sensing and Balancing Using Addressable Transformers; Gaussian and Lognormal Models of Hurricane Gust Factors; Simulation of Attitude and Trajectory Dynamics and Control of Multiple Spacecraft; Integrated Modeling of Spacecraft Touch-and-Go Sampling; Spacecraft Station-Keeping Trajectory and Mission Design Tools; Efficient Model-Based Diagnosis Engine; and DSN Simulator.
IDRelationTitle20090032112WorkComplex Event Recognition Architecture20090032152WorkEvolvable Neural Software System20090032153WorkLDPC-PPM Coding Scheme for Optical Communication20090032125WorkExtensible Infrastructure for Browsing and Searching Abstracted Spacecraft Data20090032144WorkNonlinear Thermal Compensators for WGM Resonators20090032117WorkAnalog Input Data Acquisition Software20090032085WorkMid-Infrared Reflectance Imaging of Thermal-Barrier Coatings20090032094WorkPerl Modules for Constructing Iterators20090032108WorkRobot Vision Library20090032105WorkSpacecraft Station-Keeping Trajectory and Mission Design Tools20090032080WorkMars Science Laboratory Workstation Test Set20090032074WorkGlastCam: A Telemetry-Driven Spacecraft Visualization Tool20090032088WorkPrimeSupplier Cross-Program Impact Analysis and Supplier Stability Indicator Simulation Model20090032137WorkCircuit for Driving Piezoelectric Transducers20090032090WorkEstimating Transmitted-Signal Phase Variations for Uplink Array Antennas20090032103WorkTwo-Stage Variable Sample-Rate Conversion System20090032098WorkMission Operations and Navigation Toolkit Environment20090032089WorkIntegrated Planning for Telepresence With Time Delays20090032102WorkProgress Toward Sequestering Carbon Nanotubes in PmPV20090032118WorkRelay Sequence Generation Software20090032122WorkPlanning Flight Paths of Autonomous Aerobots20090032084WorkCliffbot Maestro20090032083WorkProton Upset Monte Carlo Simulation20090032072WorkInternal Water Vapor Photoacoustic Calibration20090032120WorkDynamic Hurricane Data Analysis Tool20090032092WorkUsing Volcanic Ash to Remove Dissolved Uranium and Lead20090032143WorkDynamic Self-Locking of an OEO Containing a VCSEL20090032086WorkOxygen Generation System Laptop Bus Controller Flight Software20090032100WorkUsing Thermal Radiation in Detection of Negative Obstacles20090032150WorkImproving the Visible and Infrared Contrast Ratio of Microshutter Arrays20090032113WorkMonitoring and Controlling an Underwater Robotic Arm20090032079WorkEfficient Model-Based Diagnosis Engine20090032097WorkMicro-Horn Arrays for Ultrasonic Impedance Matching20090032099WorkImproved Scanners for Microscopic Hyperspectral Imaging20090032073WorkMAGIC: Model and Graphic Information Converter20090032151WorkConical-Domain Model for Estimating GPS Ionospheric Delays20090032087WorkRate-Compatible LDPC Codes with Linear Minimum Distance20090032114WorkPort-O-Sim Object Simulation Application20090032075WorkNano-Pervaporation Membrane with Heat Exchanger Generates Medical-Grade Water20090032128WorkAlert Notification System Router20090032101WorkEstimating Thruster Impulses From IMU and Doppler Data20090032071WorkParallel-Processing CMOS Circuitry for M-QAM and 8PSK TCM20090032147WorkTropical Cyclone Information System20090032096WorkDigital Synchronizer without Metastability20090032141WorkPolicy-Based Management Natural Language Parser20090032130WorkSimulation of Attitude and Trajectory Dynamics and Control of Multiple Spacecraft20090032138WorkFiltering Water by Use of Ultrasonically Vibrated Nanotubes20090032127WorkFramework for ReSTful Web Services in OSGi20090032134WorkCompact, Low-Overhead, MIL-STD-1553B Controller20090032129WorkLossless Compression of Classification-Map Data20090032140WorkTelemetry-Enhancing Scripts20090032123WorkGaussian and Lognormal Models of Hurricane Gust Factors20090032106WorkImprovements in Production of Single-Walled Carbon Nanotubes20090032095WorkFluoroester Co-Solvents for Low-Temperature Li+ Cells20090032131WorkImproved Aerogel Vacuum Thermal Insulation20090032124WorkInteractive, Automated Management of Icing Data20090032081WorkMicro-Organ Devices20090032076WorkFPGA Boot Loader and Scrubber20090032135WorkComputing Bounds on Resource Levels for Flexible Plans20090032146WorkDifferential InP HEMT MMIC Amplifiers Embedded in Waveguides20090032109WorkImproved Controller for a Three-Axis Piezoelectric Stage20090032093WorkBoard Saver for Use with Developmental FPGAs20090032078WorkXVD Image Display Program20090032136WorkMSLICE Science Activity Planner for the Mars Science Laboratory Mission20090032148WorkHigh-Efficiency Artificial Photosynthesis Using a Novel Alkaline Membrane Cell20090032133WorkLossless Compression of Data into Fixed-Length Packets20090032082WorkBattery Cell Voltage Sensing and Balancing Using Addressable Transformers20090032132WorkVideo-Game-Like Engine for Depicting Spacecraft Trajectories20090032116WorkIntegrated Modeling of Spacecraft Touch-and-Go Sampling20090032139WorkComputer Code for Nanostructure Simulation20090032107WorkFunctionalizing CNTs for Making Epoxy/CNT Composites20090032119WorkGroup Capability Model20090032115WorkDigital Camera Control for Faster Inspection20090032111WorkMinimizing Input-to-Output Latency in Virtual Environment20090032091WorkTurboTech Technical Evaluation Automated System20090032077WorkGeospatial Authentication20090032149WorkSilicon Wafer-Scale Substrate for Microshutters and Detector Arrays20090032104WorkPrediction of Launch Vehicle Ignition Overpressure and Liftoff Acoustics20090032121WorkTracking Debris Shed by a Space-Shuttle Launch Vehicle20090032145WorkReaction Wheel Disturbance Model Extraction Software - RWDMES20090032071WorkParallel-Processing CMOS Circuitry for M-QAM and 8PSK TCM20090032072WorkInternal Water Vapor Photoacoustic Calibration20090032073WorkMAGIC: Model and Graphic Information Converter20090032074WorkGlastCam: A Telemetry-Driven Spacecraft Visualization Tool20090032075WorkNano-Pervaporation Membrane with Heat Exchanger Generates Medical-Grade Water20090032076WorkFPGA Boot Loader and Scrubber20090032077WorkGeospatial Authentication20090032078WorkXVD Image Display Program20090032079WorkEfficient Model-Based Diagnosis Engine20090032080WorkMars Science Laboratory Workstation Test Set20090032081WorkMicro-Organ Devices20090032082WorkBattery Cell Voltage Sensing and Balancing Using Addressable Transformers20090032083WorkProton Upset Monte Carlo Simulation20090032084WorkCliffbot Maestro20090032085WorkMid-Infrared Reflectance Imaging of Thermal-Barrier Coatings20090032086WorkOxygen Generation System Laptop Bus Controller Flight Software20090032087WorkRate-Compatible LDPC Codes with Linear Minimum Distance20090032088WorkPrimeSupplier Cross-Program Impact Analysis and Supplier Stability Indicator Simulation Model20090032089WorkIntegrated Planning for Telepresence With Time Delays20090032090WorkEstimating Transmitted-Signal Phase Variations for Uplink Array Antennas20090032091WorkTurboTech Technical Evaluation Automated System20090032092WorkUsing Volcanic Ash to Remove Dissolved Uranium and Lead20090032093WorkBoard Saver for Use with Developmental FPGAs20090032094WorkPerl Modules for Constructing Iterators20090032095WorkFluoroester Co-Solvents for Low-Temperature Li+ Cells20090032096WorkDigital Synchronizer without Metastability20090032110WorkData Management Applications for the Service Preparation Subsystem20090032097WorkMicro-Horn Arrays for Ultrasonic Impedance Matching20090032098WorkMission Operations and Navigation Toolkit Environment20090032099WorkImproved Scanners for Microscopic Hyperspectral Imaging20090032100WorkUsing Thermal Radiation in Detection of Negative Obstacles20090032101WorkEstimating Thruster Impulses From IMU and Doppler Data20090032102WorkProgress Toward Sequestering Carbon Nanotubes in PmPV20090032103WorkTwo-Stage Variable Sample-Rate Conversion System20090032104WorkPrediction of Launch Vehicle Ignition Overpressure and Liftoff Acoustics20090032105WorkSpacecraft Station-Keeping Trajectory and Mission Design Tools20090032106WorkImprovements in Production of Single-Walled Carbon Nanotubes20090032107WorkFunctionalizing CNTs for Making Epoxy/CNT Composites20090032108WorkRobot Vision Library20090032109WorkImproved Controller for a Three-Axis Piezoelectric Stage20090032110WorkData Management Applications for the Service Preparation Subsystem20090032111WorkMinimizing Input-to-Output Latency in Virtual Environment20090032112WorkComplex Event Recognition Architecture20090032113WorkMonitoring and Controlling an Underwater Robotic Arm20090032114WorkPort-O-Sim Object Simulation Application20090032115WorkDigital Camera Control for Faster Inspection20090032116WorkIntegrated Modeling of Spacecraft Touch-and-Go Sampling20090032117WorkAnalog Input Data Acquisition Software20090032118WorkRelay Sequence Generation Software20090032119WorkGroup Capability Model20090032120WorkDynamic Hurricane Data Analysis Tool20090032121WorkTracking Debris Shed by a Space-Shuttle Launch Vehicle20090032122WorkPlanning Flight Paths of Autonomous Aerobots20090032123WorkGaussian and Lognormal Models of Hurricane Gust Factors20090032124WorkInteractive, Automated Management of Icing Data20090032125WorkExtensible Infrastructure for Browsing and Searching Abstracted Spacecraft Data20090032126WorkXML Translator for Interface Descriptions20090032127WorkFramework for ReSTful Web Services in OSGi20090032128WorkAlert Notification System Router20090032129WorkLossless Compression of Classification-Map Data20090032130WorkSimulation of Attitude and Trajectory Dynamics and Control of Multiple Spacecraft20090032131WorkImproved Aerogel Vacuum Thermal Insulation20090032132WorkVideo-Game-Like Engine for Depicting Spacecraft Trajectories20090032133WorkLossless Compression of Data into Fixed-Length Packets20090032134WorkCompact, Low-Overhead, MIL-STD-1553B Controller20090032135WorkComputing Bounds on Resource Levels for Flexible Plans20090032136WorkMSLICE Science Activity Planner for the Mars Science Laboratory Mission20090032137WorkCircuit for Driving Piezoelectric Transducers20090032138WorkFiltering Water by Use of Ultrasonically Vibrated Nanotubes20090032139WorkComputer Code for Nanostructure Simulation20090032140WorkTelemetry-Enhancing Scripts20090032141WorkPolicy-Based Management Natural Language Parser20090032142WorkDSN Simulator20090032143WorkDynamic Self-Locking of an OEO Containing a VCSEL20090032144WorkNonlinear Thermal Compensators for WGM Resonators20090032145WorkReaction Wheel Disturbance Model Extraction Software - RWDMES20090032146WorkDifferential InP HEMT MMIC Amplifiers Embedded in Waveguides20090032147WorkTropical Cyclone Information System20090032148WorkHigh-Efficiency Artificial Photosynthesis Using a Novel Alkaline Membrane Cell20090032149WorkSilicon Wafer-Scale Substrate for Microshutters and Detector Arrays20090032150WorkImproving the Visible and Infrared Contrast Ratio of Microshutter Arrays20090032151WorkConical-Domain Model for Estimating GPS Ionospheric Delays20090032152WorkEvolvable Neural Software System20090032153WorkLDPC-PPM Coding Scheme for Optical Communication20090032142WorkDSN Simulator20090032126WorkXML Translator for Interface Descriptions