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News: Green Design & Manufacturing
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: Transportation
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: Energy
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: Green Design & Manufacturing
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: Green Design & Manufacturing
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: Green Design & Manufacturing
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
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
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: Green Design & Manufacturing
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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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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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: Green Design & Manufacturing
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...
News: Transportation
In large cities across Asia, auto rickshaws (tuktuks) are one of the most important means of transportation. These tuktuks produce considerable CO2 emissions and air pollution, and their drivers are underpaid. Students...
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News: Transportation
Today, the NASA Innovative Partnerships Program and the Comparative Aircraft Flight Efficiency (CAFE) Foundation officially announced the Green Flight Challenge. The flight efficiency competition is for...
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News: Energy
Operating the air conditioning is the largest auxiliary energy drain on cars. In December 2008, DOE announced a project to study and develop thermoelectric heating and cooling systems. As partners in the project, NREL...
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News: Energy
Improvements in Organic Photovoltaics on the Horizon
Organic photovoltaics, which rely on organic molecules to capture sunlight and convert it into electricity, have come a step closer to reality thanks to discoveries by NIST researchers. The scientists have deepened their understanding of the complex organic films at the heart of the devices.
Blog: Software
Computer Program Warns Weary Drivers
Although less publicized than alcohol, driver fatigue is a major contributor to auto accidents in the U.S. The National Highway Traffic Safety Administration (NHTSA) estimates that 56,000 sleep-related road crashes occur annually in the U.S., resulting in 40,000 injuries and 1,550 fatalities. According to the...
News: Green Design & Manufacturing
New cavity organic light-emitting diode (COLED) technology from SRI International and light-emitting polymers from Showa Denko K.K. (SDK) produce a highly efficient light source that could replace...
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News: Energy
Chinook – a $21.4 million supercomputer built by HP - has been commissioned for use by Pacific Northwest National Laboratory and the Department of Energy. It's primed to take on problems in...
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News: Green Design & Manufacturing
This summer, University of Bath, UK researchers are constructing a “BaleHaus” made of prefabricated straw bale and hemp cladding panels on campus. Straw is a truly environmentally-friendly building material, being...
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News: Green Design & Manufacturing
Over 30 French college students have collaborated to design the world’s first solar-powered blimp, Nephelios. One hundred years after the first flight across the English Channel by Louis...
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News: Green Design & Manufacturing
BaySpec, Inc. (Fremont, CA) introduces a Raman-specific 1064nm spectrometer designed for measuring microalgae, a promising future source of biofuels. Using the NunavutTM spectrometer, researchers were able to overcome...
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