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News: Energy
News of the world's first full-scale floating windmill being built spread over a year ago. Now, the Hywind has reached its final destination, where it will face rigorous testing....
News: Energy
New flexible solar cell technology, developed by engineering researchers at McMaster University of Hamilton, Ontario, has been installed in a campus bus shelter to provide power lighting...
Articles: Energy
In the near future, a crumbling parking lot in downtown Dallas, Texas will be the location of the first fully sustainable, urban square block in the United States. Re:Vision Dallas is the...
Articles: Energy
NASA Jet Propulsion Laboratory (JPL) researchers who developed a new way to power robotic underwater vehicles believe a spin-off technology could help convert ocean energy into...
Briefs: Physical Sciences
An instrumentation system for direct measurement of the thermal conductivity of a small sample of a highly insulating material has been devised. As used here, (1) “small” signifies...
Briefs: Physical Sciences
An alignment jig (see figure) places a THz horn and power detector at the proper locations with respect to the focal points of a conic reflector in order to couple total power of the...
Briefs: Physical Sciences
Chemochromic Hydrogen Leak Detectors
At NASA, hydrogen safety is a key concern for space shuttle processing. Leaks of any level must be quickly recognized and addressed due to hydrogen’s lower explosion limit. Chemochromic devices have been developed to detect hydrogen gas in several embodiments. Because hydrogen is odorless and colorless and...
Briefs: Physical Sciences
A method of calculating (usually for the purpose of maximizing) the power-conversion efficiency of a segmented thermoelectric generator is based on equations derived from the fundamental...
Briefs: Physical Sciences
JPL Greenland Moulin Exploration Probe
A probe was designed to investigate the moulins (melt water drainage channels on an ice cap) and ice-hydrology interaction in the Greenland Ice Cap. By using commercially available components, the strong and reliable system has been developed that has a high-definition video recording element, is lightweight,...
Briefs: Physical Sciences
The complementary barrier infrared detector (CBIRD) is designed to eliminate the major dark current sources in the superlattice infrared detector. The concept can also be applied to bulk...
Application Briefs: Medical
Forest City Gear of Roscoe, IL, is a turnkey gear manufacturer, responsible to their customers for literally every facet of gear manufacturing, including prototyping, testing, production, finishing,...
Application Briefs: Medical
Ferno Aquatic Therapy, Wilmington, OH, designs and manufactures canine and equine underwater treadmill equipment used by veterinarians to provide aquatic therapy, rehabilitation, and...
Articles: Information Technology
Many of us believe that if we don’t have ground loops we don’t need to isolate analog I/O signals. Yet there are five very real – and very different – reasons to isolate every one of your analog...
Application Briefs: Medical
Quantim Coriolis mass flow controller Brooks Instrument Hatfield, PA 215-362-3527 www.brooksinstrument.com
Transporting medical fluids that are manufactured on Earth into...
Who's Who: Aerospace
Dr. Peter Shirron, a senior research scientist with NASA’s Cryogenics and Fluids Group, led the team of researchers credited with...
NASA Tech Needs: Aerospace
NASA’s work in advanced aeronautics includes growing interest in environmentally responsive aircraft, one component of which involves use of composites to significantly reduce weight and,...
Blog: Manned Systems
Godspeed Atlantis
Earlier this week the space shuttle Atlantis took off from NASA’s Kennedy Space Center on the fifth – and what is said to be final – repair mission to the Hubble Space Telescope. Launched in April 1990, Hubble has produced some spectacular images over the years, greatly expanding our knowledge of the universe well beyond...
Who's Who: Aerospace
Nicholas Johnson is Chief Scientist and Program Manager for NASA’s Orbital Debris Program Office. In July 2008 he...
Briefs: Physical Sciences
This compact, lightweight, dual- frequency antenna feed developed for future soil moisture and sea surface salinity (SSS) missions can benefit future soil and ocean...
Briefs: Medical
Biomedical Wireless Ambulatory Crew Monitor
A compact, ambulatory biometric data acquisition system has been developed for space and commercial terrestrial use. BioWATCH (Bio medical Wireless and Ambulatory Telemetry for Crew Health) acquires signals from bio-medical sensors using acquisition modules attached to a common data and power bus. Several...
Briefs: Physical Sciences
A modified scheme for electron-beam (E-beam) writing used in the fabrication of convex or concave diffraction gratings makes it possible to suppress the ghost diffraction heretofore...
Briefs: Physical Sciences
A mathematical model, and software to implement the model, have been devised to enable numerical simulation of the transport of electric charge in, and the resulting electrical performance...
Briefs: Physical Sciences
Compounds having compositions of Mo3Sb7–xTex (where x = 1.5 or 1.6) have been investigated as candidate thermoelectric materials. These compounds are members of a class of...
Briefs: Physical Sciences
In a proposed alternative to previous approaches to making hot-shoe contacts to the legs of thermoelectric devices, one relies on differential thermal expansion to increase contact...
Briefs: Physical Sciences
Several techniques for manipulating neutral atoms (more precisely, ultracold clouds of neutral atoms) in chip-based magnetic traps and atomic waveguides have been demonstrated. Such traps...
Briefs: Physical Sciences
Criteria for Modeling in LES of Multicomponent Fuel Flow
A report presents a study addressing the question of which large-eddy simulation (LES) equations are appropriate for modeling the flow of evaporating drops of a multicomponent liquid in a gas (e.g., a spray of kerosene or diesel fuel in air). The LES equations are obtained from the direct...
Top Stories
Blog: Manufacturing & Prototyping
2025 Holiday Gift Guide for Engineers: Tech, Tools, and Gadgets
Blog: Power
Using Street Lamps as EV Chargers
INSIDER: Semiconductors & ICs
Scientists Create Superconducting Semiconductor Material
Blog: Materials
This Paint Can Cool Buildings Without Energy Input
Blog: Software
Quiz: Power
Webcasts
Upcoming Webinars: AR/AI
The Real Impact of AR and AI in the Industrial Equipment Industry
Upcoming Webinars: Motion Control
Next-Generation Linear and Rotary Stages: When Ultra Precision...
Podcasts: Manufacturing & Prototyping
SAE Automotive Engineering Podcast: Additive Manufacturing
Podcasts: Defense
A New Approach to Manufacturing Machine Connectivity for the Air Force
On-Demand Webinars: Manufacturing & Prototyping
Streamlining Manufacturing with Integrated Digital Planning and Simulation
On-Demand Webinars: Automotive
