Briefs: Mechanical & Fluid Systems
Tethered Vehicle Control and Tracking System

This innovation can control the flight of a tethered vehicle, in an airborne wind energy (AWE) generation system, through the use of a pan-tilt platform and a visible spectrum digital camera, combined with tracking and control software running on a standard PC.

Briefs: Physical Sciences
Lunar Organic Waste Reformer

The Lunar Organic Waste Reformer (LOWR) is a novel technology to convert organic wastes from human space exploration outposts into useful propellant constituents. The LOWR meets NASA’s Trash to Supply Gas (TtSG) objective under the Advanced Exploration Systems Logistics Reduction and Repurposing project by...

Briefs: Physical Sciences
Digital Laser Frequency Stabilization via Cavity Locking Employing Low-Frequency Direct Modulation

This project’s goal was to simplify laser frequency stabilization. A simpler system will have many benefits, including reduction of power consumption, complexity, volume, mass, and risk of failure. To implement the Pound-Drever-Hall (PDH)...

Briefs: Physical Sciences
Deep UV Discharge Lamps in Capillary Quartz Tubes with Light Output Coupled to an Optical Fiber

Researchers at Jet Propulsion Laboratory have come up with a novel approach to the simplification of the 194-nm light source and optical guidance in mercury trapped ion spectroscopy research. Mercury plasma is generated in a capillary tube with a...

Briefs: Physical Sciences
Speech Acquisition and Automatic Speech Recognition for Integrated Spacesuit Audio Systems, Version II

Astronauts suffer from poor dexterity of their hands due to the clumsy spacesuit gloves during Extravehicular Activity (EVA) operations, and NASA has had a widely recognized but unmet need for novel human-machine interface technologies to...

Briefs: Physical Sciences
Advanced Sensor Technology for Algal Biotechnology

Advanced Sensor Technology for Algal Biotechnology (ASTAB) is an integrated package of water quality and algal physiology sensors designed to enable algae growers to increase significantly productivity and efficiency of their operations, optimize harvesting periods, and avoid losses of...

Briefs: Physical Sciences
High-Speed Spectral Mapper

The Hyperspectral Infrared Imager (HyspIRI) spaceborne mission has two imaging sensors operating in the visible to shortwave infrared (VSWIR) and the thermal infrared (TIR), respectively. The HyspIRI-TIR imaging instrument is being developed for infrared mapping of the Earth in 8 spectral bands with a 5-day revisit...

Briefs: Information Technology
“Ascent - Commemorating Shuttle” — A NASA Film and Multimedia Project DVD

NASA seeks to preserve, and make readily accessible, historical Space Shuttle launch footage to inspire and educate NASA stakeholders both in and outside the NASA family through the dissemination of the Ascent production materials as a DVD, and through both NASA...

Briefs: Information Technology
High-Pressure, Reduced-Kinetics Mechanism for N-Hexadecane Oxidation

Combustion of realistic fuels is described by thousands of reactions involving thousands of species. Coupling these detailed chemical mechanisms with turbulence simulations is completely impractical because there is no computer powerful enough to solve the resulting...

Briefs: Information Technology
Method of Error Floor Mitigation in Low-Density Parity-Check Codes

Low-density parity-check (LDPC) codes often suffer from an “error floor” in which increasing signal-to-noise ratios do not lead to substantially better error rate performance. Error floors of LDPC codes are often not an inherent problem of the code design, but rather, a...

Briefs: Information Technology
X-Ray Flaw Size Parameter for POD Studies

Nondestructive evaluation (NDE) method capability is determined by a statistical flaw detection study called probability of detection (POD) study. In many instances, the NDE flaw detectability is given as a flaw size such as crack length. The flaw is either a crack or behaving like a crack in terms of...

Briefs: Information Technology
Large Eddy Simulation Composition Equations for Two-Phase Fully Multicomponent Turbulent Flows

Liquid sprays are commonly used to inject fuels into combustion devices, making it important to study multicomponent (MC) two-phase flows in order to reveal their physics. “Multicomponent” is the terminology describing all fuels that are...

Briefs: Information Technology
Scheduling Targeted and Mapping Observations with State, Resource, and Timing Constraints

This innovation creates observations of both targeted geographical regions of interest and general mapping observations, while respecting spacecraft constraints such as data volume, observation timing, visibility, lighting, season, and science priorities....

Tech Needs
Sterility Verification of a Flowing Liquid

A client seeks a device capable of detecting contamination in a liquid flow. The system needs to detect non-liquid particles, bacteria, yeasts, mold, and/or spores in a continuous liquid stream. Any proposed sensing methodology must not physically interact with the liquid flowing in the interior of the...

Products

The USB-2404-UI from Measurement Computing, Norton, MA, offers simultaneous sampling at up to 100 S/s, per channel, on four 24-bit channels of universal analog input. The device is designed for multi purpose...

Articles: Imaging

In modern production facilities, users are more frequently combining two different strands of camera technology. Classic machine vision cameras manage inspection tasks and yield...

Articles: Imaging

Smart cameras have been used in industrial applications for roughly two and a half decades, but advances in processor technologies have made the devices much more accessible and popular within the past 7 years,...

Application Briefs: Imaging

Located in Texarkana, Texas, Liberty-Eylau Independent School District (LEISD) has been serving communities since 1886. Today, the district has more than 2,700 K-12 students across...

Products: Imaging

The 3DPIXA 3D line scan color camera from Chromasens (Burlington, MA) employs factory-calibrated stereo engineering. To output both color images and 3D altitude data in real time, the Chromasens 3DPIXA simultaneously...

Products: Imaging

The PIXCI® EB1mini frame grabber from EPIX (Buffalo Grove, IL) captures from any base Camera Link device. The frame grabber includes trigger input, strobe output, shutter control, bit-packing capability, 64 bit...

Products: Imaging

Andor Technology (Belfast, UK) has announced the iKon-M SY and Newton SY series of CCD cameras. The ‘standalone’ detectors offer -100°C deep cooling, optimized for the soft X-ray region. The 200-micron-thick Beryllium...

Products: Imaging

The CLM-602 Camera Link Multiplexer from Vivid Engineering (Shrewsbury, MA) interfaces two Camera Link cameras of any configuration (base, medium, full, 80-bit) to one frame grabber. The CLM-602 incorporates high-speed...

Tech Needs
Fabrics with an Inherent Thickness

A foam shape must be replaced with a knitted, woven, or nonwoven fabric that derives its thickness from the geometric structure of its components. The current application uses polyurethane foams that range from millimeters to 2 cm thick. The foams offer little or no ventilation in a situation where air...

News
GOES-R Instruments Set to Observe Space Weather

Two of the six instruments that will fly on NOAA's first Geostationary Operational Environmental Satellite - R (GOES-R) satellite have completed integration with the spacecraft. The Solar Ultraviolet Imager (SUVI) and Extreme Ultraviolet and X-ray Irradiance Sensors (EXIS) were installed on the...

News: Electronics & Computers
New Algorithms Enable Self-Assembling, Printable Robots

In two new papers, MIT researchers demonstrate the promise of printable robotic components that, when heated, automatically fold into prescribed three-dimensional configurations.

One paper describes a system that takes a digital specification of a 3-D shape — such as a computer-aided...

News: Software

Microsoft engineers have developed a new type of augmented mechanical keyboard, sensing rich and expressive motion gestures performed both on and directly above the device. A low-resolution...

News: Test & Measurement

Rotary sensors can help determine the position of a moveable body in relation to an axis. They are essential to the smooth running of car engines in the automotive industry, for...

News
Engineers Test Supersonic Decelerator

A saucer-shaped vehicle designed to test interplanetary landing devices hangs on a tower in preparation for launch at the U.S. Navy's Pacific Missile Range Facility in Kauai, Hawaii. The saucer, which is part of NASA's Low-Density Supersonic Decelerator (LDSD) project, will test two devices for landing heavy...

News: Communications
Wireless System Paves Way for 'Electroceutical' Medical Devices

A wireless system uses the same power as a cell phone to safely transmit energy to chips the size of a grain of rice. The technology paves the way for new "electroceutical" devices to treat illness or alleviate pain.

The central discovery is an engineering breakthrough that...

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