Tech Briefs

A comprehensive library of technical briefs from engineering experts at NASA and major government, university, and commercial laboratories covering all aspects of innovations in electronics, software, photonics, imaging, motion control, automation, sensors, test, materials, manufacturing, mechanical, and mechatronics.

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Briefs: Sensors/Data Acquisition
Innovative “lighthouse” detectors, which use a sweeping beam to pinpoint a radiation source in seconds, are reducing radiation exposure for workers and opening...
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Briefs: Sensors/Data Acquisition
Smart technologies, including phones and other personal devices, have grown in popularity around the globe. With built-in sensors and the ability to tap expansive...
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Briefs: Electronics & Computers
Aerogels are among the lightest materials in the world, and are highly porous with strong absorption capacity and low thermal conductivity. These unique properties make aerogels highly suitable...
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Briefs: Sensors/Data Acquisition
Monitor Detects White Blood Cell Levels
One of the major side effects of chemotherapy is a sharp drop in white blood cells, which leaves patients vulnerable to dangerous infections. Chemotherapy patients usually receive a dose every 21 days. After each dose, their white blood cell levels fall and then gradually climb again. Doctors usually only...
Briefs: Materials
NASA Langley Research Center has developed a simple mechanism for the clean cutting of high-strength and high-toughness carbon nanotube/poly-mer fiber composites on demand without high blade wear or replacement...
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Briefs: Communications
Video Distribution & Storage Unit (VDSU)
Engineers at NASA Goddard Space Flight Center’s Satellite Services Projects Division (SSPD) have designed a high-performance, space-qualified video distribution and storage unit for Restore-L, a spacecraft that will rendezvous, grasp, refuel, and relocate client spacecraft. While previous...
Briefs: Materials
Aircraft coatings are the first line of defense when it comes to mitigating structural corrosion of an air platform. As new coatings are developed — particularly those that contain non-chrome primers...
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Briefs: Materials
It has been established opinion since the 1950s that organic crystals and liquid scintillators can work for detecting neutrons, but that plastics are not suitable for neutron detection. For years,...
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Briefs: Energy
Commercial buildings in the United States account for nearly 40% of the total energy consumption. Among them, electricity is the largest energy source for buildings....
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Briefs: Electronics & Computers
For several decades, improvements in conventional transistor materials have been sufficient to sustain Moore’s Law — the historical pattern of microchip manufacturers...
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Briefs: Materials
Removable Implant May Control Type 1 Diabetes
For the more than 1 million Americans who live with Type 1 diabetes, daily insulin injections are literally a matter of life and death. And while there is no cure, a new device may help manage the disease.
Briefs: Green Design & Manufacturing
Demands for improved computer processing power have led researchers to explore both new processes and other materials beyond silicon to produce electronic components....
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Briefs: Test & Measurement
Innovators at NASA’s Glenn Research Center have developed a simple, lightweight, inline, two-speed drive that can be used either as an overall transmission, or as a supplemental add-on input...
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Briefs: Mechanical & Fluid Systems
Compact Termination for Structural Soft Goods
Space environments are particularly harsh for the high-strength fibers NASA relies on for soft structures. Kevlar, Nomex, Nylon, and other synthetic fibers are broken down by exposure to the combination of vacuum, atomic oxygen, and ultraviolet radiation. Glass fiber offers unique advantages for...
Briefs: Mechanical & Fluid Systems
NASA’s Kennedy Space Center (KSC) has created the Cryo-Fluid Capacitor (CFC) that capitalizes on the energy storage capacity of liquefied gases, and the relative simplicity of high-pressure gas bottles while...
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Briefs: Sensors/Data Acquisition
For emergencies involving radiation, decision-makers must have a means to swiftly assess the situation. Having analysis tools that can quickly and reliably make sense of radiation data is of the essence.
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Briefs: Test & Measurement
An acknowledged objective of critical-care medicine is a timely, accurate, readily deployable, cost-effective, and, importantly, safe means of assessing and/or monitoring critical...
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Briefs: Semiconductors & ICs
Actuators are used in a wide variety of electromechanical systems and in robotics, in applications such as steerable catheters, aircraft wings that adapt to changing conditions, and wind turbines...
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Briefs: Mechanical & Fluid Systems
NASA Ames Research Center has developed a novel, low-cost, self-contained guidance system for small payload operators. Small satellites are becoming ever more capable of performing valuable missions for both...
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Briefs: Materials
USAF-96 Steel is a low-alloy steel that, when thermally processed with the method described here, has the following typical values: an ultimate tensile strength of 245 ksi, yield strength at 0.2% offset of...
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Briefs: Mechanical & Fluid Systems
Walls often make up more than half of indoor surface area, especially in residential and office buildings. In addition to delimiting spaces, both for functional and...
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Briefs: Transportation
Power electronics used for routing, control, and conversion of electrical power traditionally utilize silicon semiconductors. These systems tend to be bulky, require active cooling, and are inadequate for...
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Briefs: Propulsion
NASA Langley Research Center has developed Greased Lightning, the first unmanned aerial vehicle (UAV) that combines vertical take-off and landing (VTOL) capability with...
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Briefs: Data Acquisition
The Federal Aviation Administration (FAA) averages more than 100 reports a month of interactions between unmanned aircraft systems (UAS) and commercial or private planes. For UAS to fly in...
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Briefs: Aerospace
NASA has developed a novel method to render visible the density changes in air that cause a refractive index change by an airborne vehicle. These density changes include shock waves, vortices,...
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Briefs: Sensors/Data Acquisition
A wearable, non-invasive system was developed to monitor electrical activity in the stomach over 24 hours — essentially an electrocardiogram for the gastro-intestinal (GI) tract. Monitoring for longer...
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Briefs: Manufacturing & Prototyping
Magnetic Induction Heating of Space Foods During Dispensing Under Weightless Conditions
Hot foods are psychologically pleasing. Food heating systems are currently part of the astronaut feeding program. An electrical method of heating foods during dispensing in space uses magnetic induction heating. The process is up to 95% efficient in converting...
Briefs: Mechanical & Fluid Systems
Method for Establishing Cool Flames and Flameless Fuel Oxidation with Zero Emissions Using Non-Equilibrium Plasma Activation
Current engines and combustors run at high temperature, which leads to problems of engine knocking, soot and NOx emissions, and difficulty in combustion control. On the other hand, low-temperature combustion and fuel...
Briefs: Mechanical & Fluid Systems
NASA Kennedy Space Center seeks partners interested in the commercial application of the Quick Disconnect for High Pressure Mate/De-Mate. Designed at KSC, this technology is intended for use in...
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