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Briefs: Software
Tubes Standards-Compliant C Header Library
Due to limitations imposed by transistor physics as device geometries continue to get finer and finer, the time when each new generation of processors was clocked faster than its predecessors is largely over. Nevertheless, as individual processor cores get smaller, chip manufacturers have turned instead to...
Briefs: Software
Techniques for Conducting Effective Concept Design and Design-to-Cost Trade Studies
Concept design plays a central role in project success for space missions, as the product of concept design effectively locks in the majority of system lifecycle cost. It involves a concurrent investigation of requirements and multiple mission characteristics...
Briefs: Software
HyDE Model-Based Diagnosis Engine for Stochastic Hybrid Systems
Model-based diagnosis deals with the problem of diagnosing faults in systems using a model of the system for guidance. This problem is complicated by the presence of hybrid dynamics in the system (continuous evolution of the system interspersed with discrete events like commands to...
Briefs: Electronics & Computers
Before a new high-power semiconductor device can be used for industrial applications, it must be thoroughly tested to determine if it will survive environmental stresses and continue to meet...
Briefs: Test & Measurement
Researchers from the University of Colorado Boulder and Northwestern University have developed a tiny, soft, and wearable acoustic sensor that measures vibrations in the human...
Briefs: Test & Measurement
Environmental monitoring — the assessment of air, water, and soil quality — is highly important to oil and gas exploration companies, landowners, regulatory agencies, municipalities, and any...
Briefs: Test & Measurement
Photons have no mass, but they have momentum. This allows researchers to use light to push matter around. Scientists at the Physical Measurement Laboratory (PML) at the National Institute of Standards and...
Briefs: Test & Measurement
Research at The University of Nottingham (UK) and the University at Ningbo (China) has found that laser scanning is a viable structural safety technique to detect the damaging effects...
Briefs: Test & Measurement
The Naval Research Laboratory (NRL) has developed a metrology workbench for the measurement and visualization of displacement and strain fields in three dimensions. The...
Briefs: Test & Measurement
NASA's Langley Research Center has developed a novel probe for eddy current sensor applications that improves detection depth and measurement resolution. Although the use of anisotropic...
Briefs: Materials
NASA's Kennedy Space Center (KSC) seeks to license its Multidimensional Damage Detection System for Flat Surfaces technology. The ability to detect damage to composite surfaces can be crucial,...
Briefs: Sensors/Data Acquisition
Wireless Sensing System Using Open-Circuit, Electrically Conductive Spiral-TraceSensor
NASA Langley Research Center researchers have developed a wireless, low-profile sensor that uses a magnetic field response measurement acquisition system to provide power to the sensor and to acquire physical property measurements from it. Unique to...
Briefs: Sensors/Data Acquisition
NASA's Langley Research Center has developed a magnetometer that takes advantage of the unique variable permeability properties of Metglas 2714A magnetic...
Briefs: Materials
Methods for Intercalating and Exfoliating Hexagonal Boron Nitride
Innovators at NASA's Glenn Research Center have developed a number of materials and methods to optimize the performance of nanomaterials by making them tougher, more resistant, and easier to process. Glenn's scientists are generating critical improvements at all stages of...
Briefs: Materials
Method for Fabricating Diamond-Dispersed, Fiber-Reinforced Composite Coating onLow-Temperature Sliding Thrust Bearing Interfaces
Innovators at NASA's Glenn Research Center have developed a method for fabricating a fiber-reinforced diamond composite coating on the surfaces of sliding thrust bearings at low and cryogenic temperatures. The...
Briefs: Materials
Enhanced Composite Damping Through Engineered Interfaces
Material damping is important in the design of structures as it limits vibration amplitudes, increases fatigue life, and affects impact resistance. This is particularly true for composite materials, which are currently used extensively in applications that experience frequent dynamic loading....
Briefs: Materials
NASA's Langley Research Center is developing an innovative self-healing resin that automatically reacts to mechanical stimuli. Current structural materials are not self-healing, making it necessary to depend...
Briefs: Materials
Methodology for the Effective Stabilization of Tin-Oxide-Based Oxidation/ReductionCatalysts
NASA Langley researchers, in work spanning more than a decade, have developed a portfolio of technologies for low-temperature gas catalysis. Originally developed to support space-based CO2 lasers, the technology has evolved into an array of...
Briefs: Materials
Polymer-Reinforced, Non-Brittle, Lightweight Cryogenic Insulation for Reduced Lifecycle Costs
The objective of this project was to develop inexpensive structural cryogenic insulation foam that has increased impact resistance for launch and ground-based cryogenic systems. Two parallel approaches were used: a silica-polymer co-foaming technique and a...
Briefs: Photonics/Optics
Photonic choke-joint (PCJ) structures for dual-polarization waveguides have been investigated at NASA's Goddard Space Flight Center for use in device and component packaging. This interface...
Briefs: Photonics/Optics
NASA's Langley Research Center has developed an adaptable and powerful interferometric test platform that uniquely enables multi-parameter evaluation of a wide variety of smart optical...
Briefs: Photonics/Optics
Compact Planar Microwave Blocking Filters
Innovators at NASA's Goddard Space Flight Center have designed, fabricated, and characterized absorptive thermal blocking filters for cryogenic microwave applications. The device allows direct integration of the high-frequency signal and microwave readout, and mitigates spurious resonances in the circuit...
Briefs: Photonics/Optics
NASA's Langley Research Center has made a breakthrough improvement in laser frequency modulation. Frequency modulation technology has been used for surface...
Briefs: Photonics/Optics
Systems and Methods for Mirror Mounting with Minimized Distortion
The use of larger, lighter, and more precise space optics requires not only a means of manufacture, but also a means of spacecraft integration and performance verification. Engineers at NASA's Goddard Space Flight Center (GSFC) have demonstrated a process capable of producing a...
Briefs: Photonics/Optics
Improved Approach to Exoplanet Coronagraphy
Visible nulling coronagraphy and interferometry requires that the wavefront errors be held to unprecedented precision in the presence of environmental disturbances. A Null Diversity algorithm is used to first attain the precision, but it does not execute at high enough temporal bandwidth to hold the...
Briefs: Photonics/Optics
Apparatus and Method for a Light Direction Sensor
This invention, developed at NASA's Goddard Space Flight Center, was originally conceived as a high-accuracy, high-sensitivity, bi-axial Sun angle sensor, but has also been proposed for applications involving the general field of precisely measuring the direction in which light travels toward the...
Briefs: Photonics/Optics
Apparatus and Method for Creating a Photonic Densely Accumulated Ray-Point
NASA's Langley Research Center has discovered a new approach to achieving a laser focal point size much smaller than the wavelength of light used, and smaller than that obtained using conventional micro zone plate lenses. The Photonic Densely Accumulated Ray-poinT...
Briefs: Medical
NASA's Johnson Space Center seeks interested parties for the commercialization of the High Density Spot Seeding (HDSS) method to create 2D and 3D tissue models. This method can potentially be used to develop...
Briefs: Packaging & Sterilization
Filtering Molecules with Nanotube Technology
Innovators at NASA's Johnson Space Center have developed a filtration device to eliminate contaminants from water supplies. Originally developed to purify waste-water for reuse aboard the International Space Station, the innovation is applicable to numerous situations on Earth where there is a need to...
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