Question of the Week
Will 'Lab Food' Change The Way We Eat?

In an effort to alleviate food shortages and leave a lighter footprint, some biotechnology startups have begun developing alternative food products. Hampton Creek Foods, for example, has received $30 million in funding to create a plant-based substitute for eggs. Beyond Meat, another biotech food producer,...

News: Aerospace

The National Science Foundation-funded Gemini observatory helped confirm the first potentially habitable Earth-sized exoplanet. Researchers say this discovery is unique because the...

News: Test & Measurement

Sandia National Laboratories has finished testing a full-scale mock unit representing the aerodynamic characteristics of the B61-12 gravity bomb in a wind tunnel. The tests on the...

News: Materials

The J. Lohr Structures Laboratory at South Dakota State University helps companies develop new materials and products — self-consolidating concrete columns and pre-stress concrete bridge...

News: Robotics, Automation & Control

A test flight will challenge a set of sensors to map out a 65-yard square of boulder-sized hazards and pick out a safe place to land. Mounted to an uncrewed prototype lander called...

Articles: Manufacturing & Prototyping

The technologies NASA develops don’t just blast off into space. They also improve our lives here on Earth. Life-saving search-and-rescue tools, implantable medical devices, advances in commercial aircraft...

Articles: Energy

Specifying the ideal power management solution for remote wireless devices found in extreme environments and hard-to-access locations requires more ruggedized solutions. Fortunately, two viable options are now...

Application Briefs: Aerospace
FlexSys
Ann Arbor, MI
734-975-9233
www.flxsys.com

FlexSys designed and built two experimental flaps for Armstrong Flight Research Center’s Gulfstream G-III Aerodynamics...

Application Briefs: Software
AdaCore
New York, NY
866-787-4232
www.adacore.com

Vermont Technical College’s Lunar CubeSat, measuring only 10 × 10 × 10 cm and weighing 1.1 kg, was launched into a...

Application Briefs: Test & Measurement
NU-LHT lunar simulant
Zybek Advanced Products (ZAP)
Boulder, CO
888-469-0110
www.zybekap.com

Lunar simulants are a critical aspect of the return to the Moon...

Briefs: Test & Measurement
Processing COSMIC/FORMOSAT-3 Data for Slant Total Electron Content Measurements

The COSMIC (Constellation Observing System for Meteorology, Ionosphere, and Climate) mission has GPS (Global Positioning System) radio occultation dual-band receivers onboard. The received signals slice through the ionosphere, layer by layer, in much the same way as...

Briefs: Software
Gridded Atmosphere Products from GPS Radio Occultation Measurements with Bayesian Interpolation Technique

GPS radio occultation measurements are vital for climate monitoring and atmospheric temperature change detection. However, the data are irregularly distributed in space and time, which makes it inconvenient for many applications.

Briefs: Physical Sciences
Optical Phased Array with Digitally Enhanced Interferometry

A proof-of-concept technique has been developed for measuring and controlling the individual phases of array elements. Electro-optic steering and beam-forming of laser beams is an emerging field with devices such as optical phased arrays that are capable of steering with significantly...

Briefs: Test & Measurement

The criterion for structural failure must be based on failure modes of the component being designed. If the component is to withstand millions of cycles of load application,...

Briefs: Test & Measurement
Model-Based Prognostics for Batteries

The innovation provides enhanced health management routines for batteries. A mathematical model has been developed to describe battery behavior during individual discharge cycles, as well as over the cycle life. Different prognostic modes for estimating the state of charge, state of life, end of discharge,...

Briefs: Software
Goddard Mission Services Evolution Center Compliance Test Suite

To reduce the cost of building specialized interfaces, missions can adopt Goddard Mission Services Evolution Center (GMSEC) technologies and applications. Assurances need to be made that application implementation should follow the GMSEC messaging standards. The GMSEC Interface...

Briefs: Physical Sciences
Mass Spectrometry of Spacecraft Contamination Using the Direct Analysis in Real-Time Ion Source

Mass spectrometry is presented as a powerful tool for the analysis of spacecraft contamination when coupled to the Direct Analysis in Real Time (DART) ionization source. DART technology is based on soft ionization and desorption using metastable...

Briefs: Test & Measurement
Application of a Physics-Based Stabilization Criterion to Flight System Thermal Testing

This innovation consists of a procedure and set of equations that allows thermal balance steady-state temperatures to be predicted hours before the balance is reached based on current temperature and rate-of-change measurements. This will allow tests to run...

Briefs: Electronics & Computers

A monitoring network has been created that can be added to a battery consisting of many parallel cells. This network allows the health of individual cells, as measured by the current that...

Briefs: Electronics & Computers
Digitally Controlled, 12-V Precision Current Source for Extreme-Temperature Operation

Many control applications require precision, high-voltage-capable stimulus current drivers for sensor excitation. In particular, a requirement for a stimulus driver that can be primarily integrated into a motor feedback signal conditioning ASIC (application...

Briefs: Electronics & Computers
Scandate Cathode for High-Power, Long-Life Electric Space Propulsion

Scandate cathodes are able to produce about 20 times the emission of conventional all-tungsten cathodes at the same temperature. Conversely, they operate at about 200 °C lower temperature for the same emission. Scandate cathodes have been studied since at least the 1960s....

Briefs: Electronics & Computers
Hybrid Force/Stress Amplified Piezoelectric Energy Harvesting Transducer System

This innovation uses an active materials-based force-amplified mechanism and advanced piezoelectric materials for more efficient energy harvesting from mechanical shock and vibration. The harvested energy is stored in rechargeable batteries. The hybrid force/stress...

Briefs: Electronics & Computers
Improved Battery Health Monitoring

Battery health monitoring is an emerging technology field that seeks to predict the remaining useful life (RUL) of battery systems before they run out of charge. Such predictive measures require interpretation of large amounts of battery status data within a Bayesian prognostic framework.

Briefs: Electronics & Computers
Space Modem GMSK Modulator

A high-rate GMSK (Gaussian Minimum Shift Keying) modulator was developed for space operation. Currently, multi-user modems are under development, and the GMSK modulator provides a way of packing more users within a space environment, especially for Mars exploration.

Briefs: Manufacturing & Prototyping
Tailored 3D Fiber Architecture to Improve CVI Processing

An improvement has been made to the infiltration of 3D woven and 3D braided preforms that will lead to the manufacture of CMC (ceramic matrix composite) and C–C (carbon-carbon) composites based on 3D fiber architectures that have low residual porosity and smaller void sizes. Tailoring...

Briefs: Manufacturing & Prototyping

There is a need to develop an efficient method for processing lunar regolith in support of future missions to colonize the Moon. A system for heating lunar regolith (“moon soil”) using...

Briefs: Manufacturing & Prototyping
Novel Chemistry for Deposition of MgF2 Thin Films

Magnesium fluoride (MgF2) thin films are useful for many different optics applications. In particular, they are useful for ultraviolet anti-reflective and protective coatings. However, in the far UV, one needs a very small, controllable amount of material to get the best optical...

Briefs: Materials

ITO is a doped metal oxide semiconductor that combines two properties that usually are mutually exclusive in most materials: optical transparency and electrical conductivity. It...

Briefs: Materials
Electride Mediated Surface Enhanced Raman Spectroscopy

A new sensor substrate supports Surface Enhanced Raman Spectroscopy. A ceramic electride is demonstrated to provide surface enhanced Raman scattering. This provides a sensitive method for monitoring the chemistry and electronic environment at the electride surface. The electride, an ionic...

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