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Articles: Energy
As the sustainable design movement continues to grow rapidly throughout the US, architectural engineers, building product manufacturers, and construction business...
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Terahertz Pulse Generation Offers New Sensing, Imaging Capabilities
Using leftover high-speed electrons from SLAC National Accelerator Laboratory’s Linac Coherent Light Source, researchers have successfully generated intense pulses of light in a largely untapped part of the electromagnetic spectrum: the so-called terahertz gap.Falling between...
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Mobile Robot with Onboard Camera Provides Emergency Response
A mobile robot, designed with spider-like legs, can explore terrain that is beyond human reach. With a camera and measurement equipment on board, the robot will provide emergency responders with an image of the situation on the ground, along with any data about poisonous substances. As a...
News: Energy
A research team from the University of Georgia has developed a "super strain" of yeast that can efficiently ferment ethanol from pretreated pine - one of the most common species of trees in the U.S. Their...
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Force of Light Controls Mechanical Devices
New research by engineers at the Yale School of Engineering & Applied Science demonstrates that nanomechanical resonators can operate at much higher amplitudes than previously thought. The results represent an advance in optomechanics, in which the force of light is used to control mechanical devices. The...
News: Unmanned Systems
Biomimetic Pressure Sensors Guide Underwater Vehicles
'Lateral lines' in fish contain hundreds of tiny pressure and velocity sensors that enable them to navigate through currents and eddies as efficiently as possible. To mimic that ability, MIT researchers have developed sensitive, MEMS-based pressure sensors and mounted them on a small...
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Stay Tuned: Antennas May Increase Solar Panel Efficiency
Solar-powered energy collected by panels made of silicone is limited — contemporary panel technology can only convert approximately seven percent of optical solar waves into electric current. Researchers at Tel Aviv University are now working to develop a more efficient solar panel composed...
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Helping Underwater Robots Gain a Better Grip
Underwater vehicles have become good at using propellers and thrusters to stay in one place, even in strong currents. But holding on to a surface while exerting force to do a job has been a challenge. Now, MIT researchers are tackling this issue by designing a “controllable adhesion system” that...
Videos: Energy
In partnership with the Office of Naval Research, Marines at Camp Smith, Hawaii are testing a trash disposal system called the Micro Auto Gasification System (MAGS) that can reduce a standard 50-gallon bag of waste to...
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Products: Energy
Linear Technology Corporation (Milpitas, CA) has introduced the LTC4415, a monolithic two-channel 4A PowerPath™ ideal diode device designed to reduce heat, voltage drop, and board space while preserving...
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News: Energy
With the DOE, Virent, Inc., and the National Renewable Energy Laboratory (NREL) working together, planes may soon take to the skies using less petroleum. In June, DOE announced an award of up to $13.4 million dollars to...
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Question of the Week
Are you concerned that children are spending more time than ever in front of screens?
This week's Question: A new study from Common Sense Media shows that infants and toddlers spend twice as much time with screen media as they do with books. While television is still the dominant media device in most young children's lives, the study, based on...
News: Energy
A research team from Tel Aviv University is working on a solar panel composed of nano-antennas instead of semiconductors. By adapting classic metallic antennas to absorb light waves at optical...
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Non-Invasive Method Visualizes Sound Propagation
A new laser-driven technique allows remote, non-invasive and rapid mapping of sound fields, which will provide loudspeaker manufacturers with detailed data on which to design their technology. The technique builds on the laser vibrometer and relies on a phenomenon called the acousto-optic effect. To...
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NASA Material Absorbs Light Across Multiple Wavelengths
NASA engineers have produced a material that absorbs on average more than 99 percent of the ultraviolet, visible, infrared, and far-infrared light that hits it — a development that promises to open new frontiers in space technology. The nanotech-based coating is a thin layer of multi-walled...
News: Semiconductors & ICs
Cotton: The Fabric of Our Transistors?
An international team has developed transistors using natural cotton fibers — an innovation that represents a significant leap forward because it lays the groundwork for creating even more complex devices, such as cotton-based circuits, which in turn open doors to the creation of wearable electronic devices...
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Berkeley Lab Researchers Ink Nanostructures with Tiny ‘Soldering Iron’
Researchers with the U.S. Department of Energy’s Lawrence Berkeley National Laboratory have shed light on the role of temperature in controlling a fabrication technique for drawing chemical patterns as small as 20 nanometers. This technique could provide an inexpensive,...
News: Green Design & Manufacturing
Berkeley Lab researchers have revealed critical genetic secrets of a bacterium that holds potential for removing toxic and radioactive waste from the environment. The researchers have provided the first ever...
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Articles: Materials
New NASA Material Redefines “Dark”
NASA engineers have produced a material that absorbs, on average, more than 99 percent of the ultraviolet, visible, infrared, and far-infrared light that hits it -- a development that promises to open new frontiers in space technology. Engineers at NASA's Goddard Space Flight Center in Greenbelt, MD, developed...
News: Manufacturing & Prototyping
Today, Ascent Solar Technologies, Inc. (Thornton, CO) - a developer of lightweight, flexible, thin-film photovoltaic modules - has announced the selection of seven teams that will begin designing...
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News: Green Design & Manufacturing
Photosynthesis is less efficient in plants than it could be. Red algae, in contrast, use a slightly different mechanism and are thus more productive. Scientists from Germany's Max Planck Institute of...
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Question of the Week
Is the discovery of intelligent alien life unlikely?
This week's Question: Two recent ePetitions on a "We the People" petition site asked the government to acknowledge the presence of aliens. A reply from a research assistant from the White House's Office of Science and Technology Policy emphasized that the government was actively looking for...
News: Energy
For everything from batteries to photovoltaics, new materials are crucial to building a clean energy economy. To speed up the development cycle, Berkeley Lab and MIT researchers have teamed up to...
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News: Green Design & Manufacturing
The National Renewable Energy Lab (NREL) has won the 2011 GreenGov Presidential Award for Green Innovation. NREL’s Green Data Center was recognized for its innovative design that minimizes its energy footprint and...
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News: Energy
New Anode Technology Improves Battery Performance
A breakthrough in components for next-generation batteries could come from special materials that transform their structure to perform better over time. A team of researchers at the U.S. Department of Energy's Argonne National Laboratory, led by Argonne nanoscientist Tijana Rajh and battery expert...
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Tank-Like Robot Scales Walls
Researchers have developed a tank-like robot that has the ability to scale smooth walls, opening up a series of applications ranging from inspecting pipes, buildings, aircraft and nuclear power plants to deployment in search and rescue operations.This method offers an alternative to the magnets, suction cups, spines and...
Articles: Photonics/Optics
NASA Looks to Make Tractor Beams a Reality
Tractor beams — the ability to trap and move objects using laser light — are not just “Star Trek” science fiction, and are not beyond current technology. A team of NASA scientists has won funding to study the concept of remotely capturing planetary or atmospheric particles, and delivering them to a...
News: Green Design & Manufacturing
Solar thermal power plants - which use high temperatures and pressure generated by sunlight to produce turbine movement - are an environmentally-friendly alternative to standard power plants. But this...
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News: Green Design & Manufacturing
A Northwestern University research team has developed a new material that absorbs a wide range of wavelengths and could lead to more efficient and less expensive solar technology. The researchers used two...
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