NASA Tech Briefs - November 2009 - Vol. 33 No. 11

Features

• Articles

  Industry Update: Analysis & Simulation Software

• Who's Who

  Jeff Ding, Aerospace Welding Engineer at NASA Marshall Space Flight Center

• Application Briefs

  Composites Software Helps in Design and Fabrication of Crew Module

  Vision System Provides Real-Time Guidance for Unmanned Docking Operations

Tech Briefs

• Semiconductors & ICs

  Hardware Implementation of a Bilateral Subtraction Filter

  Lattice-Matched Semiconductor Layers on Single Crystalline Sapphire Substrate

• Mechanics & Machinery

  Rollerjaw Rock Crusher

  Pressure-Energized Seal Rings To Better Withstand Flows

  Deployable Shroud for the International X-Ray Observatory

  X-38 Advanced Sublimator

• Information Sciences

  Automated CFD for Generation of Airfoil Performance Tables

  A Data Matrix Method for Improving the Quantification of Element Percentages of SEM/EDX Analysis

  Improved Model of a Mercury Ring Damper

  Progressive Classification Using Support Vector Machines

  Progressive Classification Using Support Vector Machines

  Active Learning With Irrelevant Examples

• Materials

  Detecting Airborne Mercury by Use of Polymer/Carbon Films

  Composite Silica Aerogels Opacified With Titania

  Multiplexed Colorimetric Solid-Phase Extraction

• Software

  Flightspeed Integral Image Analysis Toolkit

  Work Coordination Engine

  Multi-Mission Automated Task Invocation Subsystem

  Autonomously Calibrating a Quadrupole Mass Spectrometer

  Determining Spacecraft Reaction Wheel Friction Parameters

• Manufacturing & Prototyping

  Discrete Fourier Transform Analysis in a Complex Vector Space

  Self-Assembling, Flexible, Pre-Ceramic Composite Preforms

  Miniature Scroll Pumps Fabricated by LIGA

• Physical Sciences

  NiF₂/NaF:CaF₂/Ca Solid-State High-Temperature Battery Cells

  Alternative Determination of Density of the Titan Atmosphere

  Microwave Temperature Profiler Mounted in a Standard Airborne Research Canister

  Solar Simulator Represents the Mars Surface Solar Environment

  Solar Rejection Filter for Large Telescopes

• Bio-Medical

  Optoelectronic pH Meter: Further Details

  Quantifying Therapeutic and Diagnostic Efficacy in 2D Microvascular Images

• Test & Measurement

  Cryogenic Chamber for Servo-Hydraulic Materials Testing

  Multimodal Friction Ignition Tester

  Rover Attitude and Pointing System Simulation Testbed

  Desktop Application Program To Simulate Cargo-Air-Drop Tests

  Small-Bolt Torque-Tension Tester

  Apparatus Measures Thermal Conductance Through a Thin Sample From Cryogenic to Room Temperature

• Electronics & Computers

  Simple Optoelectronic Feedback in Microwave Oscillators

  Integrated Spacesuit Audio System Enhances Speech Quality and Reduces Noise

  Small X-Band Oscillator Antennas

  Free-Space Optical Interconnect Employing VCSEL Diodes

Products

• Products

  Multifunction, High-Throughput, Simultaneous USB Data Acquisition Module

• Briefs

  Solar Rejection Filter for Large Telescopes

  Free-Space Optical Interconnect Employing VCSEL Diodes

  Critical Coupling Between Optical Fibers and WGM Resonators

• Applications

  Designing 3D Capabilities Into Handheld Displays

• Articles

  Moving Machine Vision to 64-Bits

• Products

  Product of the Month: Lenses for Hostile Environments

  Shadowgraph Camera

  High-Power Titanium Sapphire Coatings

  Highly Aspheric Mirrors and Lenses

  Machine Vision Camera System

  Sub-Miniature Resonant Optical Scanner

  USB-Equipped Cameras

  RTA Polygonal Scanners

  Digital Welding Camera System

• Articles

  Using Event Systems and DMA to Cut Power Consumption

  Using Dynamic Parameters to Measure Digitizer Performance

  Designing Versatile COTS Data Acquisition Systems

• Products

  Core 2 Duo® Rugged System

  Color Touchscreen PLC

  Environmentally Sealed LCD Monitor

  Freescale Processor-Based SOM

  LCD Touch Panel Computer

  FPGA Design Solution

  Power Supply Reference Design