Stories
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INSIDER: Government
Sandia National Laboratories will use $4.2 million in American Recovery and Reinvestment Act funds to modify and enhance its existing Battery Abuse Testing Laboratory (BATLab), with the...
Articles: Energy
DOE has prepared a Multi-Year Research, Development, and Demonstration Plan to provide hydrogen as a viable fuel for transportation after 2020, in order to reduce the consumption of...
INSIDER: Energy
Chemical plants spend from 50 to 70 percent of their energy in "separations," which are usually distillation steps required to separate a raw material into various products. An...
Briefs: Mechanical & Fluid Systems
This actuator design allows the extension and contraction of turnbuckle assemblies. It can be operated manually or remotely, and is extremely compact. It is ideal for turnbuckles that are hard to reach by...
Briefs: Mechanical & Fluid Systems
Traditionally, infrared (IR) space instruments have been focused by iterating with a number of different thickness shim rings in a thermal vacuum chamber until the focus meets requirements. This...
Briefs: Mechanical & Fluid Systems
The space-frame lunar lander is a conceptual spacecraft or spacecraftlike system based largely on the same principles as those of the amorphous rover and the space-frame antenna described in the two immediately...
Briefs: Mechanical & Fluid Systems
The space-frame antenna is a conceptual antenna structure that would be lightweight, deployable from compact stowage, and capable of deforming itself to a size, shape, and orientation required for a specific use. The...
Briefs: Mechanical & Fluid Systems
A proposed mobile robot, denoted the amorphous rover, would vary its own size and shape in order to traverse terrain by means of rolling and/or slithering action. The amorphous rover was conceived as a robust, lightweight...
News: Energy
Engineering researchers from the University of Leeds have discovered how to recover significant quantities of rare-earth oxides, present in titanium dioxide minerals. Rare-earth oxides are useful...
News: Energy
Using nanotechnology, Stanford scientists are producing ultra-lightweight, bendable batteries and supercapacitors in the form of everyday paper. Coating a sheet of paper with ink made of carbon nanotubes...
News: Energy
Tel Aviv University researchers have found a novel way to control the atoms and molecules of peptides so that they "grow" to resemble small forests of grass. These "peptide...
News: Energy
The Solar Impulse HB-SIA - the first airplane designed to fly day and night without fuel - left the ground yesterday for the first time. Recent results from ground tests had verified the...
News: Energy
The Naval Research Laboratory's Ion Tiger - a hydrogen-powered fuel cell unmanned air vehicle (UAV) - flew for 26 hours and 1 minute carrying a 5-pound payload, setting an unofficial flight endurance...
News: Electronics & Computers
Electrochemical Energy Storage Technologies and the Automotive Industry
A lecture from Berkeley Lab's Environmental Energy Technologies Division covers some promising materials research efforts that are expected to lead to improved battery technology. Mark Verbrugge, the director of the Chemical Sciences and Materials Systems Lab at General Motors'...
News: Energy
The need to get rid of excess heat creates a major source of inefficiency in everything from computer processor chips to car engines. According to Peter Hagelstein, an...
News: Energy
The "Tokai Challenger" solar car from Japan's Tokai University won the 3,000 kilometer Global Green Challenge race down the center of Australia. The Tokai Challenger maintained an average speed of...
Briefs: Mechanical & Fluid Systems
X-38 Advanced Sublimator
A document discusses a heat rejection device for transferring heat from a space vehicle by venting water into space through the use of a novel, two-stage water distribution system. The system consists of two different, porous media that stop water-borne contaminants from clogging the system and causing operational failures.
Briefs: Mechanical & Fluid Systems
Deployable Shroud for the International X-Ray Observatory
A document describes the design of a lightweight (between 100 to 200 kg), light-tight shroud of about 3.9 meters in diameter that could be stowed into a very small volume, and be deployed to 12 meters. The shroud will consist of two concentric multi-layer blankets (MLIs) that are constructed...
Briefs: Mechanical & Fluid Systems
Pressure-energized seal rings intended to withstand flows better than do conventional pressure-energized seal rings have been conceived. The concept applies, more specifically, to seal...
Briefs: Mechanical & Fluid Systems
The rollerjaw rock crusher melds the concepts of jaw crushing and roll crushing long employed in the mining and rock-crushing industries. Rollerjaw rock crushers have been proposed for inclusion in geological exploration...
Briefs: Mechanical & Fluid Systems
Miniature scroll pumps have been proposed as roughing pumps (low-vacuum pumps) for miniature scientific instruments (e.g., portable mass spectrometers and gas analyzers) that depend on vacuum. The...
News: Green Design & Manufacturing
North Carolina State University engineers have developed a new material that would allow a fingernail-size computer chip to store the equivalent of 20 high-definition DVDs or 250 million pages...
News: Energy
A new type of redox flow battery from the Fraunhofer Institute for Chemical Technology (ICT) offers an advantage for electric cars. If the rechargeable batteries are low, the discharged electrolyte fluid can simply be...
Briefs: Mechanical & Fluid Systems
Microfluidic Pumps Containing Teflon® AF Diaphragms
Microfluidic pumps and valves based on pneumatically actuated diaphragms made of Teflon® AF polymers are being developed for incorporation into laboratory-on-a-chip devices that must perform well over temperature ranges wider than those of prior diaphragm-based microfluidic pumps and valves....
Briefs: Mechanical & Fluid Systems
Assemblies of tanks having shapes that conform to each other and/or conform to other proximate objects have been investigated for use in storing fuels and oxidizers in small available spaces in upper stages of...
Briefs: Mechanical & Fluid Systems
Teamed Robots for Exploration and Science in Steep Areas (TRESSA) is a system of three autonomous mobile robots that cooperate with each other to enable scientific exploration of steep...
Briefs: Mechanical & Fluid Systems
Ultra-Large Solar Sail
UltraSail is a next- generation ultra-large (km2 class) sail system. Analysis of the launch, deployment, stabilization, and control of these sails shows that high-payload-mass fractions for interplanetary and deep-space missions are possible. UltraSail combines propulsion and control systems developed for formation- flying...
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INSIDER: Imaging
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Articles: Aerospace
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