May 1, 2008 NASA Tech Briefs - May 2008 - Vol. 32 No. 5 Here are links to this issue's Features, Tech Briefs, Products and more. You can download the complete issue, LOGIN TO DOWNLOAD Don't have an account? Sign up here. Subscribe to future issues. SUBSCRIBE Inside this issue Supplements Features Application Briefs Advanced Position Sensors to Aid NASA in Future Spaceflight Simulated Models Test Design of Space Shuttles and Rocket Engines Who's Who Dr. William (Bill) Farrell, Scientist, Lunar Exploration Program Articles Printed Flexible Solar Cells Provide Embedded Renewable Power Fly-by-Wireless: A Less-Wire and Wireless Revolution for Aerospace Vehicle Architectures Tech Briefs Bio-Medical Hand-Held Units for Short-Range Wireless Biotelemetry Wearable Wireless Telemetry System for Implantable BioMEMS Sensors Redesigned Human Metabolic Simulator Cell-Detection Technique for Automated Patch Clamping Physical Sciences Compact, Highly Stable Ion Atomic Clock LiGa(OTf)₄ as an Electrolyte Salt for Li-Ion Cells Single-Mode WGM Resonators Fabricated by Diamond Turning Compact Dielectric-Rod White-Light Delay Lines Efficient Coupler for a Bessel Beam Dispersive Element Manufacturing & Prototyping Direct Metal Laser-Sintering of Titanium Embossed Teflon AF Laminate Membrane Microfluidic Diaphragm Valves Fabricating High-Resolution X-Ray Collimators Materials Self-Deploying Trusses Containing Shape-Memory Polymers Refractory Ceramic Foams for Novel Applications Molecules for Fluorescence Detection of Specific Chemicals Fuel-Cell Electrolytes Based on Organosilica Hybrid Proton Conductors Information Sciences Spiking Neurons for Analysis of Patterns Symmetric Phase-Only Filtering in Particle-Image Velocimetry Mechanics & Machinery Deployable Wireless Camera Penetrators Flipperons for Improved Aerodynamic Performance System Estimates Radius of Curvature of a Segmented Mirror Attitude and Translation Control of a Solar Sail Vehicle Electronics & Computers Electronic Escape Trails for Firefighters Fast Electromechanical Switches Based on Carbon Nanotubes Architecture for a High-to-Medium-Voltage Power Converter 24-Way Radial Power Combiner/Divider for 31 to 36 GHz Three-Stage InP Submillimeter-Wave MMIC Amplifier Solid-State High-Temperature Power Cells Products PX Series Photoelectric Sensors Photonics Tech Briefs LOGIN TO DOWNLOAD Subscribe to future issues. SUBSCRIBE Briefs Fiber-Optic Determination of N₂, O₂, and Fuel Vapor in the Ullage of Liquid-Fuel Tanks MACOS Version 3.31 Mitigating Photon Jitter in Optical PPM Communication Fast Offset Laser Phase-Locking System Applications Biomedical Imaging Using Ultrashort Laser Pulses Articles Performance of 1mm² Silicon Photomultipliers Products Product of the Month: Fiber-Coupled Solid State Laser Laser Bars Remote Head Camera Fabry-Perot Etalons Infrared Materials Thermal Imaging InfraRed Camera Optical Design Software Goniometric System for LEDs Optical Parametric Oscillator High-Speed Video Imaging System Five Megapixel Camera Monochromators and Spectrographs Data Acquisition Software Flat Top Motorized Stages LED Package Digital CMOS Laser Sensor Laser Pump Reflector Thermal Camera CMOS Camera Water Repellent Cables Intensified CCD Camera 12-bit CCD Camera System LED Driver Boards Digital Panel Meters CO2 Lasers Embedded Technology LOGIN TO DOWNLOAD Subscribe to future issues. SUBSCRIBE Products EPIC Single Board Computer Quad- and Dual-Core Processors New Embedded Form Factor Networked Intelligent Display and Serial-to-Ethernet Modules Separation Kernel and Embedded Hypervisor Potting and Encapsulation UV Adhesive CompactPCI Camera Link Frame Grabber Multi-I/O PMC Oscilloscopes Data Acquisition Cards MicroTCA System Applications The Virtual Becomes Reality at Iowa State University Articles Techniques for Cooling Power and Other Electronic Devices Prototyping PMC Daughterboards Touch Screen Technology 101 View the discussion thread.