November 2007

Blog
Good Vibrations

Researchers at Clarkson University in Potsdam, NY have developed technology that converts the vibrations generated by passing traffic into electricity. This electricity can be used to charge small, battery- powered wireless sensors that monitor the structural integrity of bridges.

According to Assistant Professor Edward S....

Blog
Golden Healing

Physicians first used injections of gold salts in the early 1900s to ease arthritis, but treatment took months to take effect and side effects included rashes, mouth sores, and kidney damage. Now treatments like methotrexate and biologically engineered drugs are preferred over gold. Scientists at Duke University Medical Center...

Application Briefs: Electronics & Computers
Signal Processing System Supplied For NASA’s SCaN Program
VXS-based satellite communications development system
TEK Microsystems
Chelmsford, MA
978-244-9200
www.tekmicro.com

TEK Microsystems’ first VXS-based...

Endevco Corp.
San Juan Capistrano, CA
949-493-8181
www.endevco.com

On August 8, 2007, three Space Shuttle Main Engines (SSMEs) from Pratt &...

Products
Dash 32HF

The Astro-Med Test & Measurement Product Group, West Warwick, RI, has introduced the Dash 32HF multi-channel, high-frequency data acquisition recorder. Engineered to capture high-frequency data and transient signals, the...

The Aeronautics Research Mission Directorate at NASA's Glenn Research Center has developed a new silicon carbide differential amplifier integrated...

Techs for License
Selective Elimination of Nitrogen Oxides from Exhaust Gases

The Environment Purification Materials team of AIST’s Synergy Materials Research Center (Japan) has successfully developed and tested significantly improved electrochemical reactors for the selective elimination of nitrogen oxides (NOx) in a range of industrial exhaust gases...

Techs for License
Chemical Analysis without Reagents

A portfolio of technologies applies mid-infrared spectroscopy to the analysis of fluids. Any fluid can be analyzed, including blood, serum, and other biological fluids. Tests are non-destructive. The techniques require no reagents or other chemicals, and thus there are no chemicals to store or dispose of. The...

Tech Needs
Sustainable Processes for Green Polymer Production

Technologies leading to sustainable and green production of polymers are sought. Candidate technologies should fit recently developed definitions for green chemistries. Chemistries that produce safe chemicals, that use safer solvents and auxiliaries, and/or that produce chemicals designed for...

Tech Needs
Reflective Aerosol

This technology need is for an aerosol with properties that enable it to be easily launched using a pulsed jet fogger. It also must have reflectivity or other optical properties, and must be safe for human cutaneous and pulmonary contact. The aerosol should have optical properties that can be manipulated using laser light or...

This method uses a magnetic-fieldresponse contact sensor that is designed to identify surface contact and motion between contact locations. The sensor has three components:...

A magnetic field response sensor is designed to measure displacement or rotation rate without a physical connection to a power source, microprocessor, data acquisition equipment, or...

Briefs: Physical Sciences
Portable Microleak-Detection System

The figure schematically depicts a portable microleak-detection system that has been built especially for use in testing hydrogen tanks made of polymer-matrix composite materials. (As used here,...

Briefs: Physical Sciences
Cryogenic Shrouds for Testing Thermal-Insulation Panels

Cryogenic shrouds have been designed and built for use in thermo- mechanical testing of samples of thermal- insulation panels on cryogenic vessels. In the original application for which these shrouds were specifically designed, the samples are representative of the large area thermal-...

A free-to-roll (FTR) test technique and test rig make it possible to evaluate both the transonic performance and the wing-drop/rock behavior of a high-strength airplane model in a...

Modeling software is generally used to show the fields and flows that are impossible to see with the eye or instruments. A group of researchers has done just the opposite:...

Freeze tape casting is a means of making preforms of ceramic sheets that, upon subsequent completion of fabrication processing, can have anisotropic and/or functionally graded...

Briefs: Manufacturing & Prototyping
Electrophoretic Deposition on Porous Non-Conductors

A method of electrophoretic deposition (EPD) on substrates that are porous and electrically non-conductive has been invented. Heretofore, in order to perform an EPD, it has been necessary...

Briefs: Electronics & Computers
Tachometers Derived From a Brushless DC Motor

The upper part of the figure illustrates the major functional blocks of a direction-sensitive analog tachometer circuit based on the use of an unexcited two-phase brushless dc motor as a rotation...

A method of fabricating flexible assemblies comprising flexible integrated circuits bonded onto or into flexible membranes has been developed. The method provides for bonding of thinned...

Briefs: Software
Algorithm-Based Fault Tolerance for Numerical Subroutines

A software library implements a new methodology of detecting faults in numerical subroutines, thus enabling application programs that contain the subroutines to recover transparently from single-event upsets. The software library in question is fault-detecting middleware that is wrapped...

Briefs: Software
Computational Support for Technology- Investment Decisions

Strategic Assessment of Risk and Technology (START) is a user-friendly computer program that assists human managers in making decisions regarding research- and- development investment portfolios in the presence of uncertainties and of non- technological constraints that include budgetary...

Briefs: Software
DSN Resource Scheduling

TIGRAS is client-side software, which provides tracking-station equipment planning, allocation, and scheduling services to the DSMS (Deep Space Mission System). TIGRAS provides functions for schedulers to coordinate the DSN (Deep Space Network) antenna usage time and to resolve the resource usage conflicts among tracking...

Briefs: Software
Distributed Operations Planning

Maestro software provides a secure and distributed mission planning system for long-term missions in general, and the Mars Exploration Rover Mission (MER) specifically. Maestro, the successor to the Science Activity Planner, has a heavy emphasis on portability and distributed operations, and requires no data...

Briefs: Mechanical & Fluid Systems
Phase-Oriented Gear Systems

Phase-oriented gear systems are differential planetary transmissions in which each planet gear has two sets of unequal numbers of teeth indexed at prescribed relative angles (phases). The figure illustrates an...

The CubeSat standard (10 × 10 × 10 cm and weighing 1kg) has evolved into one of the most widely accepted families of picosatellite designs. A CubeSat...

Two devices — a magnetic separator and a special filter denoted a self-regenerating separator (SRS) — have been developed for separating sludge from the stream of wastewater from...

Briefs: Medical
Portable Unit for Metabolic Analysis

The Portable Unit for Metabolic Analysis (PUMA) is an instrument that measures several quantities indicative of human metabolic function. Specifically, this instrument makes time-resolved measurements of temperature, pressure, flow, and the partial pressures of oxygen and carbon dioxide in breath during both...

A variant of the flash diffusivity technique has been devised for determining the thermal diffusivities, and thus the thermal conductivities, of individual aligned fibers. The...

The High Altitude/ Re-Entry Vehicle Infrared Imaging (HARVII) system is a portable instrumentation system for tracking and thermal imaging of a possibly distant and moving object. The HARVII...

An improved readout scheme has been proposed for high-resolution thermometers, (HRTs) based on the use of superconducting quantum interference devices (SQUIDs) to measure temperature-...

A method of computing channel capacities and error rates in multipulse pulse-position modulation (multipulse PPM) has been developed. The method makes it possible, when designing an...

An alternative method of adaptive selection of Golomb power-of-two (GPO2) codes has been devised for use in efficient, lossless encoding of sequences of non-negative integers from...

Briefs: Electronics & Computers
VCO PLL Frequency Synthesizers for Spacecraft Transponders

Two documents discuss a breadboard version of advanced transponders that, when fully developed, would be installed on future spacecraft to fly in deep space. These transponders will be required to be capable of operation on any deepspace- communications uplink frequency channel between...

Briefs: Electronics & Computers
Wide Tuning Capability for Spacecraft Transponders

A document presents additional information on the means of implementing a capability for wide tuning of microwave receiver and transmitter frequencies in the development reported in the immediately preceding article, "VCO PLL Frequency Synthesizers for Spacecraft Transponders" (NPO-42909). The...

Briefs: Mechanical & Fluid Systems
Adaptive Deadband Synchronization for a Spacecraft Formation

A paper discusses general problems in estimation and control of the states (positions, attitudes, and velocities) of spacecraft flying in formation, then addresses the particular formation-flying-control problem of synchronization of deadbands. The paper presents a...

Briefs: Information Technology
Analysis of Performance of Stereoscopic Vision Software

A team of JPL researchers has analyzed stereoscopic vision software and produced a document describing its performance. This software is of the type used in maneuvering exploratory robotic vehicles on Martian terrain. The software in question utilizes correlations between portions of the...

Briefs: Information Technology
Estimating the Inertia Matrix of a Spacecraft

A paper presents a method of utilizing some flight data, aboard a spacecraft that includes reaction wheels for attitude control, to estimate the inertia matrix of the spacecraft. The required data are digitized samples of (1) the spacecraft attitude in an inertial reference frame as measured, for...

Briefs: Mechanical & Fluid Systems
Increasing the Life of a Xenon-Ion Spacecraft Thruster

A short document summarizes the redesign of a xenon-ion spacecraft thruster to increase its operational lifetime beyond a limit heretofore imposed by nonuniform ion-impact erosion of an accelerator electrode grid. A peak in the ion current density on the centerline of the thruster causes...

Briefs: Information Technology
Spatial Coverage Planning for Exploration Robots

A report discusses an algorithm for an onboard planning and execution technology to support the exploration and characterization of geological features by autonomous rovers. A rover that is capable of deciding which observations are more important relieves the engineering team from much of the...

Multiphysics, simulation lifecycle management, unified simulation, and other terms are becoming the new trends in analysis and simulation software. There are new capabilities, new options for...

Briefs: Information Technology
Two Mathematical Models of Nonlinear Vibrations

Two innovative mathematical models of nonlinear vibrations, and methods of applying them, have been conceived as byproducts of an effort to develop a Kalman filter for highly precise estimation...

Products: Electronics & Computers
Dual-Core VME Single-Board Computer Delivers Low Voltage

Curtiss-Wright Controls Embedded Computing (Leesburg, VA) offers the SVME/DMV-1901 6U VME single-board computer with the Intel® Core™ Duo processor running at speeds of 1.67 and 2.0 GHz.

There’s no rule that says when a technology becomes mature, but one might think that image sensors would be by now, 40 years after their conception. Nothing could be further from the truth....

Application Briefs: Photonics/Optics
DisplayPort Technology — Heir Apparent to VGA?

For the last 20 years we have connected our monitors to our computer systems having the confidence that upon turn-on, we could surf or create with never a consideration of whether the display would operate satisfactorily. VGA (Video Graphics Adaptor) technology enabled us to do that with CRTs as...

An optoelectronic metrology apparatus now at the laboratory-prototype stage of development is intended to repeatedly determine distances of as much as several hundred meters, at...

Briefs: Photonics/Optics
Large Solar-Rejection Filter

An optical filter consisting of a multilayer spectral coating on a flexible membrane has been designed to be placed in front of the 200-in. (5.08-m) Hale telescope on Mt. Palomar. The filter is intended to protect the telescope against solar radiant flux and limit solar heating of the interior of the telescope dome...

Products: Photonics/Optics
Product of the Month: Military-Grade PDA

Inhand Electronics, Inc. (Rockville, MD) along with the Natick Soldier Research Development and Engineering Center (Natick, MA) and the Army Research Lab (Adelphi, MD), have announced the Soldier Flex...

Products: Photonics/Optics
CMO Development Program

A Complex Monolithic Optics (CMO) Development Program has been announced by Agilent Technologies Inc. (Santa Clara, CA). The program offers customers the opportunity to incorporate the latest high-precision optics...

Products: Photonics/Optics
Metal Marking System

Epilog Laser (Golden, CO) offers the FiberMark Laser System, a piece of equipment that allows users to mark directly on metal surfaces including titanium, steel, aluminum, carbide, alloys, brass, and more. The piece of...

Products: Photonics/Optics
Full-Color LED Package

OPTEK Technology (New York, NY) has developed a full-color surface mount LED package called the OVSPRGBCR4. The package offers RGB color capabilities, a high CRI rating, and full 130° viewing angle. Applications for...

Products: Electronics & Computers
PrXMC/PrPMC Module

The TPA-XMC™ PrXMC/PrPMC Module from Themis® Computer (Fremont, CA) provides dual 64-bit processing and flexible high-speed I/O while consuming as little as 15 watts. The energy-efficient module is based on P.A. Semi's...

Products: Photonics/Optics
Seed Laser

Quintessence Photonics (Sylmar, CA) offers a new laser designed to deliver high power in a single mode beam for seeding fiber and solid state lasers and for use in direct applications. The seed laser can produce single-frequency...

Products: Electronics & Computers
IP Core Software for FPGA Chips

SERCOS International (Santa Rosa Beach, FL) has introduced Easy-I/O, a freely downloadable IP core software for low-cost FPGA chips that allows SERCOS III to be integrated into basic I/O slave devices with...

Products: Photonics/Optics
Programmable Radiometer/Photometer

Labsphere, Inc. (North Sutton, NH) recently launched the new SC 6000 programmable radiometer and photometer. The new system controller allows for up to 100 programmed calibrations, and users are able to...

Products: Electronics & Computers
SHB Express™ and PICMG® 1.3

Trenton Technology (Atlanta, GA) announces five new SHB Express™ and PICMG® 1.3 backplanes designed to meet the needs of a wide variety of fields including medical diagnostics, military, telecom, and...

Products: Photonics/Optics
PCX Condenser Lenses

Commercial Grade Large PCX Condenser Lenses are now available from Anchor Optics® (Barrington, NJ). The plano-convex (PCX) lenses are used in illumination applications such as large format projectors, spotlights, and...

Products: Electronics & Computers
High-Speed Digitizer

Agilent Technologies Inc. (Santa Clara, CA) has introduced the Acqiris DP1400 high-speed digitizer. Designed in a standard short PCI card format, the compact DP1400 combines data converter ASIC technology with component...

Products: Photonics/Optics
Laser Repair System

New Wave Research, Inc. (Fremont, CA) has introduced the QuikLaze 200 laser repair system equipped with the BDS1000 industrial microscope. The QuikLaze 200 and BDS1000 combine to create a rugged optomechanical platform...

Products: Electronics & Computers
GPU Processors

NVIDA (Santa Clara, CA) has released its new family of NVIDA® Tesla™ processors based on a new graphics processing unit (GPU). The family includes the Tesla™ GPU Computing Processor, which is a computing board...

Products: Photonics/Optics
High Resolution Camera

The new 2.0MP Flea®2 camera from Point Grey Research® Inc. (Scottsdale, AZ) delivers full resolution 1624 x 1224 images at 14 frames per second. It incorporates the Sony® ICX274 1/1.8" progressive scan CCD image...

Products: Electronics & Computers
Terminal Blocks

The MTB Series from BlockMaster Electronics (Elk Grove Village, IL) is available in configurations from 2 to 18 poles at a 3.5 mm. pitch, accepting a wire size range of up to 16AWG. Rated voltage is at 300V with a current...

Products: Photonics/Optics
Gigabit Ethernet Camera

JAI (San Jose, CA) offers the TM-2040GE, a high resolution, high performance Gigabit Ethernet camera. The TM-2040GE offers two-megapixel UXGA resolution of 1600 × 1200 pixels at 34 frames per second. The camera...

Products: Electronics & Computers
Power Supply for PC/104, PC/104-PLUS

The MESA 4P20 is an 11W POE power supply for PC/104 and PC/104-PLUS systems from MESA Electronics (Richmond, CA). The 4P20 allows a remote PC/104 system to get power from a single CAT5 cable up to 100...

Products: Electronics & Computers
Digital I/O Board

The new MSXB 078 digital I/O expansion hardware from Microstar Laboratories, Inc. (Bellevue, WA) combines simultaneous operation on all channels with an isolated ground to protect applications from sources of error. The...

Products: Electronics & Computers
6U CompactPCI Express CPU Board

One Stop Systems (Escondido, CA) has announced the release of its 6U CompactPCI Express (CPCIe) Core™ Duo 1.66GHz CPU Board. The two-slot wide CPCIe CPU board features front panel I/O with standard...

Products: Electronics & Computers
Broadband Surface Mount TO-5 Relays

The SGRF100 and SGRF300 are two ultraminiature broadband TO-5 relays from Teledyne Relays (Hawthorne, CA). The hermetically sealed RF relays feature a surface-mount solution and unique ground shield. They...

Products: Electronics & Computers
Thin Film Thermoelectric Cooler

Nextreme (Research Triangle Park, NC) has developed the eTEC™, an advanced thin film embedded thermoelectric cooler designed to address thermal management needs of the electronics, photonics, bio-tech,...

Products: Electronics & Computers
DSP Development Kit

VMETRO™ (Houston, TX) and Impulse Accelerated Technologies, Inc. (Houston, TX) have announced the V5+C, an advanced platform for rapid prototyping and algorithm development. The DSP development kit, which includes...

Application Briefs: Electronics & Computers
Embedded Design and Technology Trends in the Military

A presidential election... the continuance or end of deploying troops in Iraq...Phoenix spacecraft landing on Mars...2008 could be an exciting year, so let's take a moment to look at a...

Blog
NextTechs Technology Business Briefs

Breakthrough Imaging of Blood Vessels and Other Anatomical Structures

This breakthrough technology allows for the imaging of vessels, blood vessels or any other type of vessels in biological bodies, using high penetration radiation.

Fluorescent Nanodiamonds

Glowing nanodiamonds can be...

Blog
Hydrogen Sensor

It took millions of dollars and more than a decade of research and development, but a unique hydrogen sensor invented and patented in 1994 by scientists at Sandia National Laboratories is about to finally find its way into the commercial sector. What makes the Wide-Range Hydrogen Sensor unique is the fact that it was the first to...

Blog
Technology for Visually Impaired

By adding features to commonly used chemical- engineering software packages, researchers at the University of Arkansas, the University of Akron, and Chemstations Inc. have developed adaptive technology that allows blind or visually impaired students and working professionals to perform the essential functions of...

Blog
Techs of the Week

An input assisting device for CAD operation is designed to circumvent time-consuming and conventional methods of using a mouse. The technology comprises sensors and a physical/structural framework which is most effective when constructing a three dimensional object in a free-space field. This device enhances the synergy between...

Blog
Virus Simulation Software

Researchers at Tufts University School of Medicine, in collaboration with the Virginia Bioinformatics Institute at Virginia Tech, have created a computer program called Pathogen Simulation (PathSim) to study the progression of Epstein-Barr virus (EBV) in humans.

David Thorley-Lawson, PhD, professor of pathology...

Blog
National Nano Engineering Conference

NASA Tech Briefs' 2007 National Nano Engineering Conference (NNEC) is being held November 14-15 at the Marriott Boston Copley Place. The NNEC is the premier event focused on current and future nano- technology developments. The event also includes the presentation of the third annual Nano 50™ Awards with a...

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Tech Needs of the Week

A wide range of new processing and preparation technologies for use in pharmaceutical preparation is sought. Such technologies may enhance current chemistry processes such as finer milling that leads to faster in-process reactions. Or, the technologies may be applicable to pharmaceuticals after preparation, such as...

Blog
Crystal Mystery Solved

When discovered in 1938, the crystal ammonium dihydrogen phosphate (ADP) was observed to exhibit unusual electrical properties. A Florida State University chemist, Naresh S. Dalal, and three colleagues of the Universidad Nacional de Rosario in Argentina used the supercomputer at FSU's Supercomputer Computations Research...

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Technology Business Needs

Low NOX Burner Technology and Advanced Combustion Technology

A company is interested in technology partnership or license agreement of deNOX technologies such as SCR or SNCR and advanced burner technologies.

Nanotechnologies Wanted

S.O.F.C. (solid oxide fuel cell) technology; low-temperature SOFC...

Blog
Helping the Blind "See"

The National Institute of Standards and Technology (NIST) has licensed two technologies that could bring affordable graphic reading systems to the blind and visually impaired. The two systems bring electronic images to life in the same way that Braille makes words readable.

The first technology, a tactile graphic...

Blog
Hot Stuff

Bite into a hot pepper, and you'll feel the burn. But then, your tongue will go numb. It is that numbing process that scientists are studying in an effort to reduce post-surgery pain. Scientists have found that the chemical that makes chile peppers so hot (capsaicin) can actually relieve the pain of surgery. Capsaicin is being dripped...

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Techs of the Week

A process has been developed to manufacture a self-aligned transistor where a thermally intolerant material may be used as a material of a gate insulating film and the gate electrode. The process makes it possible to produce high-performance, highly reliable, and inexpensive transistor devices. It leads to the improvement of...

Blog
Carbon Producing Wildfires

The recent rash of wildfires in Southern California will likely increase concern over long-term global warming. Research published in the Nov. 1 issue of the journal Nature concluded that wildfires in the boreal regions across northern Canada in 2003 were a major factor in higher carbon dioxide levels in that vast...

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Current Attractions

The Aeronautics Research Mission Directorate at NASA's Glenn Research Center has developed a new silicon carbide differential amplifier integrated circuit chip that may provide benefits to anything requiring long-lasting electronic circuits in very hot environments. The chip exceeded 1,700 hours of continuous operation at 500...

Blog
Rugged Wireless Sensors

Researchers at Purdue University, working with the U.S Air Force, have developed tiny wireless sensors resilient enough to survive the harsh conditions inside jet engines to detect when critical bearings are close to failing and prevent breakdowns.

The devices use MEMS (microelectromechanical systems) technology to...

Blog
The Technicolor Brain

By activating multiple fluorescent proteins in neurons, neuroscientists at Harvard University have developed a method to image the brain and nervous system in a plethora of colors dubbed a "Brainbow."

The technique, developed by Harvard scientists Jean Livet, Joshua R. Sanes, and Jeff W. Lichtman, allows researchers...

Blog
Brain Wave Sensor

A tiny sensor that can detect magnetic field changes as small as 70 Femtoteslas — equivalent to the brain waves of a person daydreaming — has been demonstrated at the National Institute of Standards and Technology (NIST). The sensor could operate on a single AA battery and reduce the costs of non-invasive...

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Tech Needs of the Week

A company is seeking new analgesic actives. Speed of effectiveness, toleration, and shelf-life are of particular interest. Analgesics vary in dosage load, dosage form, molecular size, speed of effectiveness, and side effects or toxicity. The form of the new proposed analgesic active is open to discussion. A minimum of...

Blog
Spotting Alzheimer's

Duke University Medical Center researchers have pinpointed a new marker that may help identify those at greatest risk for cognitive decline and Alzheimer's disease. The Duke researchers used functional magnetic resonance imaging (fMRI) on people with mild cognitive impairment (MCI) to track regions of the brain that become...

Blog
Child Assisting Robot

The use of robots to help infants with special needs learn cognitive movements is the focus of research at the University of Delaware. Two university researchers - James Galloway, associate professor of physical therapy, and Sunil Agrawal, professor of mechanical engineering - have outfitted kid-size robots to provide...

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Brain Machine Interface

Neuroscientists have advanced brain- machine interface (BMI) technology to the point where severely handicapped people who cannot contract even one leg or arm muscle can now independently compose and send e-mails and operate a TV in their homes. They are using only their thoughts to execute these...

Blog
Optical Tweezers

MIT researchers have found a way to use the technology of optical tweezers to pick up, hold, and move around individual cells and other objects on the surface of a microchip. The development could become an important tool for both biological research and materials research, say MIT researchers Matthew J. Lang and David C....

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Tourette's Treatment

Researchers from the Neurological Institute at University Hospitals Case Medical Center (UHCMC) have found that Deep Brain Stimulation (DBS) helps patients with Tourette Syndrome (TS) – the neurobehavioral disorder characterized by sudden, repetitive muscle movements and vocalizations. DBS involves the surgical...

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NASA Briefs

NASA's Lyndon B. Johnson Space Center has developed a prototype of an advanced resistive exercise device (ARED) that can perform a number of different exercises on one machine. Conceived to help astronauts maintain strength and endurance in low-gravity environments, the ARED could also be advantageous in terrestrial settings.

...

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Tech Needs of the Week

A company seeks microwavable packaging that produces authentic grilled foods in a home microwave oven with typical microwave food preparation times and convenience (3-8 minutes). All materials must be generally recognized as safe for contact with human food and withstand temperatures from -40 degrees to 450 degrees F....

Blog
Secure Payments

Credit card transactions may be a little more secure due to the Common Vulnerability Scoring System (CVSS) Version 2, which was recently adopted by the payment card industry. The system is co-authored by researchers at the National Institute of Standards and Technology (NIST) and Carnegie Mellon University, in collaboration with...

Blog
Imaging Neural Cells

Scientists have identified a means to detect neural progenitor cells, which can develop into neurons and other nervous system cells, in the human brain using an imaging method called

magnetic resonance spectroscopy (MRS). The discovery could pave the way for improved diagnosis and treatment for depression,...

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Laser Diagnoses Decompression

Though not among the top 10 causes of death, decompression sickness can be fatal. A University of Houston professor is seeking to develop a laser-based system that can diagnose the sickness in seconds. Decompression sickness affects those who experience sudden, drastic changes in the air or water pressure...

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Techs of the Week

A light-emitting diode (LED) array, formed on a substrate using an etching method, is shaped to produce uniform light intensity and high production yield. A terrace formed under the light-emitting edge surface together with the grooves protects the LED from handling-induced damage during mounting because it is formed in a...

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Bug Exterminator

Finding and fixing design bugs in computer chips after they've been fabricated in silicon can be a tedious and costly process due to signals being buried inside the silicone. Engineering researchers at the University of Michigan have developed a new technology called FogClear to automate post-silicon debugging. FogClear uses...

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Technology Business Needs

Fuel and Solar Cell Technologies

This search for fuel cell system technologies includes the following: (1) Membrane Electronic Assembly (MEA) design & manufacturing; (2) MEA Membrane manufacturer/ supplier; (3) Supplier or material vendor of SGL graphite for stack manufacturing; (4) Hydrogen storage alloy...

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NASA Briefs

The Web- based Real- Time Asset Monitoring (RAM) module enables emergency personnel to monitor and analyze data in the event of a natural disaster. The software can manage many disparate sources of data - including streaming data - within a facility, city, or county.

Learn more here.

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