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: Green Design & Manufacturing
System, Apparatus, and Method for Liquid Purification
Scientists at NASA's Glenn Research Center have developed a unique water purification method that can be used for water recycling or point-of-use applications. Originally developed as a means to recycle water in space, this technology has applications in industrial water treatment, water...
Briefs: Propulsion
Multi-Thruster Propulsion Apparatus
Two different types of electrostatic thrusters are used to propel spacecraft: ion thrusters and Hall-effect thrusters. Ion thrusters have the benefit of relatively high exhaust velocities with higher overall thrust efficiencies. Hall-effect thrusters typically offer higher thrust-to-power ratios, but they operate...
Briefs: Mechanical & Fluid Systems
Tangential Wrap Rib Deployable Reflector
There is a need for a large deployable reflector of 2-meter diameter or greater so smaller launch vehicles can be used. Common issues with going from a large solid reflector into deployable structures are the structural stiffness and deployable structure complexity.
Briefs: Sensors/Data Acquisition
Research by the University of Chicago provides scientists looking at single molecules or into deep space a more accurate way to analyze imaging data captured by microscopes, telescopes, and other...
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Briefs: Sensors/Data Acquisition
Part of the TDK group of companies, Headway Technologies (Milpitas, CA) is a semiconductor manufacturer of memory and drive head technologies, and designs and manufactures recording...
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Briefs: Software
LTAS Source Slaving Selector (LS3) Analyzer
The objective of the Launch Trajectory Acquisition System (LTAS) Source Slaving Selector (LS3) Analyzer application is to convert recorded data files — which are generated by the LTAS Source Slaving Selector (LS3) application in binary format — to human-readable text files as per a variety of options...
Briefs: Communications
Ad Hoc Selection of Voice Over Internet Streams
NASA seeks interested parties to license the Ad Hoc Selection for Voice Over Internet (VoIP) Streams technology developed by engineers at Johnson Space Center. This technology features the ability to select specific audio streams from one or more sources and then convert them into a multicast to the...
Briefs: Communications
Deep-Space Positioning System
NASA's Jet Propulsion Laboratory (JPL) has developed a compact, low-power, self-contained instrument that provides the equivalent of GPS throughout the solar system without the aid of an artificially provided infrastructure. The state-of-the-art X-ray navigation instrument is also able to determine the position of a...
Briefs: Green Design & Manufacturing
WX Subsystem Weather Station
The WX Subsystem Weather Station was designed for use as part of the Weather Instrumentation (WX) Subsystem for the Constellation Program (CxP) to be implemented in the Launch Complex 39B at Kennedy Space Center. The weather stations need to be rugged, robust, and reliable. Although this equipment is not to be located...
Briefs: Software
Representation and Analysis of System Behavior Using Monotonic Signals
NASA has developed a new method for analyzing complex system behavior that also may be viewed as a type of data visualization and decision support tool. Large complex control systems may have thousands or even millions of sensors, each providing some type of signal that...
Briefs: Materials
NASA’s Langley Research Center has developed a novel shape memory polymer (SMP) made from composite materials for use in morphing structures. In response to an external stimulus such as...
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Briefs: Sensors/Data Acquisition
This innovation builds off of NASA Langley Research Center’s SansEC sensing system. SansEC is an open-circuit, resonant sensor that needs no electrical connections (thus the name SansEC or...
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Briefs: Software
AMMOS Common Access Manager (CAM)
The Common Access Manager (CAM) software was developed to control access to functions and data for mission control, telemetry, tracking, instrument data, and other ground data system capabilities. The CAM software is used by Advanced Multi-Mission Operations System (AMMOS) and Deep Space Network (DSN) subsystems,...
Briefs: Materials
NASA Langley Research Center has developed a metallic material that can be embedded into structural alloys to enhance nondestructive evaluation (NDE) of a structure. Current NDE tools, such as eddy current...
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Briefs: Photonics/Optics
Micro-Fresnel Zone Plate Optical Devices Using Densely Accumulated Ray Points
NASA Langley Research Center has developed a novel approach for a high-density optical data storage system to advance the typical capabilities of an optical data storage system. Operating at any laser wavelength from infrared (IR), visible, ultraviolet (UV), and X-ray...
Briefs: Materials
NASA's Glenn Research Center has developed high-temperature solid lubricant materials suitable for foil gas bearings that enable the...
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Briefs: Materials
NASA's Langley Research Center has created a new class of materials based on depositing nanometer-sized metal particles onto carbon allotropes. The method is scalable and relatively...
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Briefs: Sensors/Data Acquisition
NASA Langley Research Center researchers are experts at producing carbon nanotube (CNT)-based sensors for structural health monitoring (SHM). The sensors can be embedded in structures of...
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Briefs: Manufacturing & Prototyping
The goal of this work was to develop engineered matrix SiC/SiC ceramic composites with crack blunting and self-healing capabilities for 1588 to 1755 K applications. The work optimized the...
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Briefs: Software
When tackling modern engineering projects, designers must consider not only engineering parameters, but also such key factors as cost, safety, and environmental impact. To exploit the...
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Briefs: Manufacturing & Prototyping
NASA's Langley Research Center has developed an enhanced design for a composite panel with a recessed core. NASA designed it to decrease the radiation...
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Briefs: Software
The Federal Aviation Administration's Aviation Environmental Design Tool (AEDT) is a software system that dynamically models aircraft performance in space and time to estimate fuel consumption,...
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Briefs: Software
University of Warwick (UK) engineers are optimizing the fuel economy of next-generation offhighway vehicles by introducing new intelligent power systems for...
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Briefs: Software
Shift: Self-Healing Independent File Transfer
In high-end computing environments, remote file transfers of very large data sets to and from computational resources are commonplace, as users typically are widely distributed across different organizations and must transfer in data to be processed, and transfer out results for further analysis. Local...
Briefs: Photonics/Optics
CUDA Framework for Linear Time-Invariant Control of Adaptive Optics Systems
Current science objectives, such as high-contrast imaging of exoplanets, have led to the development of highorder adaptive optics (AO) systems possessing several thousand deformable mirror (DM) actuators. These systems typically rely on integrator-based control...
Briefs: Photonics/Optics
Arrayed Micro-Ring Spectrometer System and Method of Use
NASA Langley Research Center has developed a novel spectral analysis system that provides rapid multispectral analysis and imaging in a miniaturized system design. Typical spectrometers make use of linear gratings with linear slits or charge-coupled device (CCD) arrays to separate and detect...
Briefs: Materials
In Situ Mechanical Property Measurements of Amorphous Carbon-Boron Nitride Nanotube Nanostructures
Utilizing the full mechanical capabilities of individual nanotubes is a primary research goal in nanotube reinforced nanocomposite materials. Practical use of these nanomaterials requires creating stable and strong linkages between nanotubes without...
Briefs: Materials
Negative Dielectric Constant Material Based on Ion Conducting Materials
NASA Langley Research Center has developed a novel negative dielectric constant material based on ion-conducting materials. A negative dielectric constant material is an essential key for creating metamaterials, or artificial negative index materials (NIMs). NIMs have generated...
Briefs: Manufacturing & Prototyping
Additively Manufactured Modular Thrust Chamber
Thrust chambers have historically been difficult to manufacture. They require extensive tooling and labor, and are expensive with long lead times. Thrust chambers were designed for manufacture using conventional machining. As a result, designs required multiple pieces to ensure machine tool access to...

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