NASA Tech Briefs - August 2012 - Vol. 36 No. 8

Features

• Application Briefs

  MEMS Deformable Mirrors Enable Imaging of Earth-Sized Extra-Solar Planets

  Plastic Components Ride Juno Spacecraft to Jupiter

  Single-Frequency, 1,064-nm Laser Designed for Space LIDAR

• Who's Who

  Marcia Domack and John Wagner, Engineers, NASA Langley Research Center, Hampton, VA

• Articles

  Optimizing Finite Element Material Models in a Crash Test Dummy

Tech Briefs

• Bio-Medical

  Experimental Modeling of Sterilization Effects for Atmospheric Entry Heating on Microorganisms

  Saliva Preservative for Diagnostic Purposes

• Physical Sciences

  Hemispherical Field-of-View Above-Water Surface Imager for Submarines

  Quantum-Well Infrared Photodetector (QWIP) Focal Plane Assembly

• Manufacturing & Prototyping

  Joining and Assembly of Bulk Metallic Glass Composites Through Capacitive Discharge

• Software

  POSTMAN: Point of Sail Tacking for Maritime Autonomous Navigation

  Aerosol and Surface Parameter Retrievals for a Multi-Angle, Multiband Spectrometer

  LogScope

  TraceContract

  AIRS Maps From Space Processing Software

• Materials

  Imidazolium-Based Polymeric Materials as Alkaline Anion-Exchange Fuel Cell Membranes

  Blocking Filters With Enhanced Throughput for X-Ray Microcalorimetry

  High-Thermal-Conductivity Fabrics

  Electrospun Nanofiber Coating of Fiber Materials: A Composite Toughening Approach

• Information Sciences

  Social Networking Adapted for Distributed Scientific Collaboration

  3D Drop Size Distribution Extrapolation Algorithm Using a Single Disdrometer

  Iterative Transform Phase Diversity: An Image-Based Object and Wavefront Recovery

  Space Operations Learning Center

  Projection of Stabilized Aerial Imagery Onto Digital Elevation Maps for Geo-Rectified and Jitter-Free Viewing

  Large Eddy Simulation (LES) of Particle-Laden Temporal Mixing Layers

  OVERSMART Reporting Tool for Flow Computations Over Large Grid Systems

  General Methodology for Designing Spacecraft Trajectories

• Mechanics & Machinery

  Mars Science Laboratory Drill

  Shape Memory Composite Hybrid Hinge

  Ultra-Compact Motor Controller

  Binding Causes of Printed Wiring Assemblies With Card-Loks

  A Reversible Thermally Driven Pump for Use in a Sub-Kelvin Magnetic Refrigerator

  Coring Sample Acquisition Tool

• Electronics & Computers

  670-GHz Schottky Diode-Based Subharmonic Mixer With CPW Circuits and 70-GHz IF

  Hardware for Accelerating N-Modular Redundant Systems for High-Reliability Computing

  Discontinuous Mode Power Supply

  Optimal Dynamic Sub-Threshold Technique for Extreme Low Power Consumption for VLSI

  Self-Nulling Lock-in Detection Electronics for Capacitance Probe Electrometer

Products

• Product of the Month: the DEWE2 series

• Articles

  Reducing Machine Controller Design and Deployment

• Applications

  Reducing Linear Bearing Wear

  Hull-Cleaning Robot for Large Ships

• Products

  Rotating Machinery Analysis

  Thermoplastic Pumps

  Motorized Microscope Stage

  Accelerometer

  Rotary Stages

  Spindle Drive

  Acceleration Sensor and Gyroscope

  Linear Shaft Motor

  Rotary Actuator

  Motion Controllers

  Piezo-Positioning Stage

  Vibration Isolation Workstation

  Brushless DC Motors

  Position Sensor

  Diaphragm Pump

  Slotless Motor

  Digital Accelerometers

  Gearbox

  AC Drives

  Ball Bearing

  Vibration Control System

  Six-Axis Robot

  Servo Drive

• Products

  3-in-1 Communication Board

  FPGAs

  Mezzanine Connectors

  MCU SOC With Embedded Firewall

  Tablet Computer

• Articles

  The Evolution of AdvancedTCA How Far Has It Come?

  Designing CompactPCI Systems with Serial Interfaces

  New Standards Allow More CPU Options in Embedded Computing