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Question of the Week
Should there be an airline “passenger bill of rights”?
This week’s question concerns the rights of airline passengers. Several recent incidents of airline passengers being stranded on planes for up to six hours may have strengthened the case for a “passenger bill of rights” pending in Congress. The bill would require stranded planes to...
News: Green Design & Manufacturing
Billions of pounds of plastic waste are floating in the world’s oceans. Scientists are reporting that even though plastics are reputed to be virtually indestructible, they decompose with surprising speed and...
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Blog
App Art
As the editor of an engineering magazine, I get to see all of the latest cutting-edge technology the moment it hits the streets. On average we get anywhere from 20 – 30 new product announcements a day, all of which must be evaluated on their merits. Most of the products are designed to satisfy some need, solve some problem, or generally...
News: Transportation
Los Alamos National Laboratory and University of Alabama researchers have come up with a new method for recycling hydrogen-containing fuel materials, which could open the door to...
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News: Green Design & Manufacturing
Climate scientists need more powerful computers to process the sophisticated computer models used in climate forecasts. Such an expanded capability is now being developed at...
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News: Green Design & Manufacturing
Oak Ridge National Laboratory researchers have refined a method for detecting contaminants in municipal water supplies. Their work shows that the technology, which uses algae, has broader applications...
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Blog
The Rights of Airline Passengers
Flight delays are nothing new to airline travelers. Congested runways, inclement weather, aircraft problems - all of these factors can trigger delays that could easily run into hours. But after several recent incidents where airline passengers were stranded for six hours, the call to legislate a "passenger bill of...
News: Green Design & Manufacturing
NIST has issued three new certified reference materials for soil. Intended for use as controls in testing laboratories, the new Standard Reference Materials (SRMs) will aid in determining soil quality, detecting soil...
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News: Energy
Oriel Sol3A™ solar simulators from Newport Corporation (Irvine, CA) are available in sizes from 2 x 2, 4 x 4, 6 x 6, and 8 x 8 inches, making them ideal for the test and measurement of solar cells.
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News: Energy
Using nanoparticle “inks” developed at University of Texas at Austin, solar cells could be printed more cheaply - with a roll-to-roll printing process on a plastic substrate or stainless steel. The prospect of...
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News: Energy
DOE Invests in Improving SSL
Today, DOE Secretary Steven Chu announced the investment of up to $6.4 million (including $4.6 million from the American Recovery and Reinvestment Act) for advancing research and development of next generation high-efficiency lighting.
News: Electronics & Computers
EnergyOr Technologies Inc., of Montreal, Canada, has designed, constructed, and tested an Unmanned Aerial Vehicle (UAV) platform to demonstrate its fuel cell hybrid technology. EnergyOr's system will...
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News: Green Design & Manufacturing
A new LED display process developed by an international team of researchers offers properties like see-through construction and mechanical flexibility - which would be impossible to achieve with existing...
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News: Energy
Pacific Northwest National Laboratory researchers have developed a reusable organic liquid that can pull harmful gases like carbon dioxide or sulfur dioxide out of industrial emissions from power plants. Power plants...
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News: Energy
An Ohio State University team led by Shang-Tian Yang, professor of Chemical and Biomolecular Engineering, has found a way to double the production of the biofuel butanol - which might someday replace gasoline in...
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News: Green Design & Manufacturing
Coolerado Corp. of Denver, CO is the first winner of the UC Davis “Western Cooling Challenge.” Recent federal tests showed that their five-ton commercial rooftop unit should be able to...
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News: Green Design & Manufacturing
Scientists at the National Oceanography Centre, Southampton, UK, have found that the warming of an Arctic current over the last 30 years has triggered the release of methane - a potent greenhouse...
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News: Energy
High-rate digestion with microfiltration is state-of-the-art in large sewage plants. It effectively removes accumulated sludge, and produces biogas to generate energy. A Fraunhofer Institute study reveals that...
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News: Energy
The T7 absolute inclinometer from US Digital (Vancouver, WA) utilizes a solid-state sensor to give high-accuracy tilt readings over a 360 degree range, and is ideal for concentrated solar power...
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News: Energy
Scientists are striving to develop organic solar cells that can be produced as easily and inexpensively as thin films. A major obstacle is coaxing these carbon-based materials to reliably...
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News: Energy
A filigree wire is standardly used to slice silicon blocks (ingots) into paper-thin wafers for solar cells. This wire can cut through the ingot at a speed of up to 60 km/h. Several...
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News: Energy
A team of researchers from the U.S. and China modified a microbial fuel cell - a device that uses naturally occurring bacteria to convert wastewater into clean water...
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News: Lighting
Scientists at Berkeley Lab have created non-toxic magnesium oxide nanocrystals whose size can be adjusted within just a few nanometers. The nanocrystals glow blue when exposed to...
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Blog
Who Benefits From "Cash for Clunkers"?
The U.S. Senate is now deciding on whether to approve an additional $2 billion in funding for the government's "Cash for Clunkers" program. Should the Senate approve, President Obama is certain to approve extending the program, designed to replace old gas-guzzling vehicles with more fuel-efficient ones, by...
News: Energy
Philips Lumileds (San Jose, CA) expanded its LUXEON® Rebel family of LEDs with nine new emitters designed for illumination solutions such as recessed lighting, street lamps, and retrofit bulbs. The new LEDs meet...
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News: Government
DOE announced the availability of up to $5.5 million from the American Recovery and Reinvestment Act to increase the use of higher ethanol blends up to E85 (85% ethanol/15% gasoline) by expanding refueling...
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News: Green Design & Manufacturing
Separating carbon dioxide from its polluting source - such as the flue gas from a coal-fired power plant - may soon become cleaner and more efficient thanks to a screening method developed by a Lawrence...
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News: Lighting
Supertex, Inc. (Sunnyvale, CA) introduces a buck-mode LED driver IC with hysteretic current control and high-side current sensing. The HV9918 is ideal for a variety of solid-state lighting...
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Blog
Re-Inventing the Number
I had the opportunity to meet with an old friend of NASA Tech Briefs last week. Allen Razdow, who many design engineers may know as the inventor of Mathcad and the co-founder of MathSoft, was in town to talk to me about his new company and his new venture, a sort of “Wikipedia for numbers.” The company, True Engineering...

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