Briefs: Physical Sciences
Radio Frequency Plasma Discharge Lamps for Use as Stable Calibration Light Sources

Stable high radiance in visible and near-ultraviolet wavelengths is desirable for radiometric calibration sources. In this work, newly available electrodeless radio-frequency (RF) driven plasma light sources were combined with research-grade, low-noise power...

Briefs: Physical Sciences
Device and Container for Reheating and Sterilization

Long-duration space missions require the development of improved foods and novel packages that do not represent a significant disposal issue. In addition, it would also be desirable if rapid heating technologies could be used on Earth as well, to improve food quality during a sterilization...

Briefs: Physical Sciences

A compact sampling tool mechanism that can operate at various temperatures, and transport and sieve particle sizes of powdered cuttings and soil grains with...

Briefs: Physical Sciences

Solar System Exploration camera implementations to date have involved either single cameras with wide field-ofview (FOV) and consequently coarser spatial resolution, cameras on a movable mast, or...

Briefs: Physical Sciences
A Distributive, Non-Destructive, Real-Time Approach to Snowpack Monitoring

This invention is designed to ascertain the snow water equivalence (SWE) of snowpacks with better spatial and temporal resolutions than present techniques. The approach is ground-based, as opposed to some techniques that are air-based. In addition, the approach is...

Briefs: Information Technology
Numerical Simulation of Rocket Exhaust Interaction With Lunar Soil

This technology development originated from the need to assess the debris threat resulting from soil material erosion induced by landing spacecraft rocket plume impingement on extraterrestrial planetary surfaces. The impact of soil debris was observed to be highly detrimental...

Briefs: Information Technology

The current Mission Control Center (MCC) is dedicated to the execution of human spaceflight missions. As the future of NASA and human space evolves, it is clear that...

Briefs: Information Technology
Particle Filtering for Model- Based Anomaly Detection in Sensor Networks

A novel technique has been developed for anomaly detection of rocket engine test stand (RETS) data. The objective was to develop a system that post-processes a csv file containing the sensor readings and activities (time-series) from a rocket engine test, and detects any...

Briefs: Physical Sciences
Ka-band Digitally Beamformed Airborne Radar Using SweepSAR Technique

A paper describes a frequency-scaled SweepSAR demonstration that operates at Ka-Band (35.6 GHz), and closely approximates the DESDynl mission antenna geometry, scaled by 28. The concept relies on the SweepSAR measurement technique. An array of digital receivers captures...

Briefs: Manufacturing & Prototyping
Composite With In Situ Plenums

A document describes a high-performance thermal distribution panel (TDP) concept using high-conductivity (>800 W/mK) macro composite skin with in situ heat pipes. The processing technologies proposed to build such a panel result in a one-piece, inseparable assembly with high conductance in both the X and Y...

Briefs: Physical Sciences
Multi-Beam Approach for Accelerating Alignment and Calibration of HyspIRI-Like Imaging Spectrometers

A paper describes an optical stimulus that produces more consistent results, and can be automated for unattended, routine generation of data analysis products needed by the integration and testing team assembling a high-fidelity imaging...

Briefs: Mechanical & Fluid Systems
JWST Lifting System

A document describes designing, building, testing, and certifying a customized crane (Lifting Device — LD) with a strong back (cradle) to facilitate the installation of long wall panels and short door panels for the GHe phase of the James Webb Space Telescope (JWST).

Briefs: Mechanical & Fluid Systems
Next-Generation Tumbleweed Rover

A document describes a next-generation tumbleweed rover that involves a split balloon system that is made up of two half-spherical air bladders with a disc between them. This disc contains all the electronics and instruments. By deflating only the bottom balloon, the rover can sit, bringing the surface probe into...

Briefs: Manufacturing & Prototyping
Pneumatic System for Concentration of Micrometer-Size Lunar Soil

A report describes a size-sorting method to separate and concentrate micrometer-size dust from a broad size range of particles without using sieves, fluids, or other processes that may modify the composition or the surface properties of the dust.

News
Flying Rescue Robot Autonomously Avoids Obstacles

Cornell University researchers have created an autonomous flying robot that is as smart as a bird when it comes to maneuvering around obstacles. Able to guide itself through forests, tunnels or damaged buildings, the machine could have tremendous value in search-and-rescue operations. The team is...

Articles: Software

NASA’s first mobile application and software that models the behavior of earthquake faults to improve earthquake forecasting and our understanding of earthquake processes are co-winners of NASA’s...

Application Briefs: Sensors/Data Acquisition

The Mars Science Laboratory rover, Curiosity, is designed to assess whether Mars ever had an environment able to support life by deploying the most advanced set of...

Application Briefs: Sensors/Data Acquisition

The first spectrometer data from the Mars Rover Curiosity has made its way back to Earth, analyzing the plasma light captured during laser excitation of rocks and soil on the...

Articles: Aerospace

Greek mythology tells of the inventor Daedalus using wings of his own fashioning to escape from imprisonment on the island of Crete. In 1988, a similar adventure was launched, though in this case, carbon-fiber...

Articles: Imaging

With an airborne camera capable of making precise and detailed ecological observations, biologists at Applied Ecological Services (Brodhead, WI) are bringing satellite imagery closer to...

Articles: Imaging

Users of machine vision systems often have one common goal in mind: increasing system efficiency. Greater efficiency translates into high productivity. On the factory floor, higher speed...

Application Briefs: Imaging

On August 6, 2012, the Mars Curiosity rover successfully landed on the floor of Gale Crater on Mars. The Curiosity rover is about the size of a small SUV — 10 feet (3 meters) long, not including the...

Articles: Electronics & Computers

Intel’s new Sandy Bridge microarchitecture is changing how software applications run and perform on server platforms. In order for applications to tap the full power of these new devices,...

Articles: Electronics & Computers

Embedded market applications have entered a new era thanks to extensive software support as well as the shrinking of borders between different processor technologies enabling the software ecosystem to expand to...

Products

MathWorks, Natick, MA, has introduced Release 2012b with updates to MATLAB and Simulink environments for technical computing, and simulation and design, respectively. The new release includes a redesigned...

Articles: Motion Control

Fitting the right type of linear position sensor to an application requires at least a working knowledge of the attributes of this electromechanical device....

Application Briefs: Motion Control

NASA’s Langley Research Center in Hampton, VA hired Honeybee Robotics Spacecraft Mechanisms Corp. to develop a totally mechanical tool changer for the end of what Langley’s...

Products: Robotics, Automation & Control

B&R Industrial Automation Corp. (Roswell, GA) offers standardized system modules for CNC machines. Consisting of hardware components, all necessary software functions, and available simulation options, the software...

Products: Robotics, Automation & Control

GE Intelligent Platforms (Charlottesville, VA) has announced the PACSystems® control and computing platform designed for the industrial Internet. It incorporates COM Express architecture with multi-core CPUs. The...

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