Promising drilling tool
An innovative new oil-drilling tool concept has seen the light of day.
Apr 05, 2013
5 / 5 (1)
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Apr 05, 2013
5 / 5 (1)
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Report finds materials manufacturers will likely be unable to meet targets for carbon-emissions reductions by 2050
A new report by researchers at MIT and elsewhere finds that the global manufacturing sector has made great strides in energy efficiency: The manufacturing of materials such as steel, cement, paper and aluminum ...
Apr 04, 2013
5 / 5 (2)
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Black silicon solar cells with record 18.7% efficiency
Scientists at Aalto University, Finland and Fraunhofer ISE, Germany report an efficiency of 18.7% for black silicon solar cells, the highest efficiency reported so far for a black silicon solar cell.
Apr 04, 2013
3 / 5 (2)
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Thrusters powered by ionic wind may be efficient alternative to conventional atmospheric propulsion technologies
When a current passes between two electrodes—one thinner than the other—it creates a wind in the air between. If enough voltage is applied, the resulting wind can produce a thrust without the help of ...
Apr 03, 2013
4.8 / 5 (27)
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NRC panel advises US DOD on green buildings
New recommendations by a National Research Council (NRC) expert panel on green and sustainable building performance could lead to a revolution in building science by creating the first large building performance ...
Apr 02, 2013
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Berkeley Lab researchers release guide to financing energy upgrade for K-12 school districts
Energy costs K-12 schools in the U.S. $6 billion dollars annually. Spending less money on energy costs would leave more for funding-constrained school districts to spend on educating their students, according ...
Apr 02, 2013
5 / 5 (1)
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Organizations benefit from fluid team dynamics, less rigid authority lines
Organizations can benefit by making more use of team members' skills and enhancing creativity, rather than adhering to more rigid authority lines and hierarchies, according to a paper on team dynamics co-authored by Stephen ...
Apr 01, 2013
5 / 5 (1)
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Ford challenges developers to create efficiency app
Ford wants to help customers more accurately measure the fuel economy of their Ford vehicles to counter claims it has overstated the fuel economy of certain models.
Mar 29, 2013
4 / 5 (3)
3
New insulating plaster for Bamberg's old town
They have that "certain something" and yet unrenovated historic buildings are not energy efficient. Researchers in the European project EFFESUS, working jointly with partners from business and management, ...
Mar 28, 2013
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Making 'the cloud' greener
As the world becomes increasingly digital, demand for data centres is booming - and so too is their energy consumption. Data centres worldwide - many of them providing 'cloud' storage and services - produce ...
Mar 28, 2013
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Cold cities less sustainable than warm cities, research suggests
(Phys.org) —Living in colder climates in the US is more energy demanding than living in warmer climates. This is according to Dr Michael Sivak at the University of Michigan, who has published new research today, 28 March, ...
Mar 27, 2013
3.3 / 5 (11)
20
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Magnetic fingerprints of interface defects in silicon solar cells detected
Using a highly sensitive method of measurement, HZB physicists have managed to localize defects in amorphous/crystalline silicon heterojunction solar cells. Now, for the first time ever, using computer simulations ...
Mar 27, 2013
5 / 5 (2)
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Well-tempered lighting: Emitting much more light for less electric-power dissipation
Scenarios for the optimal employment of light-emitting diodes for lighting purposes are being investigated at the TU Darmstadt's Institute for Lighting Technology. The focus is on human perceptions, wellbeing, ...
Mar 27, 2013
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World's first 40 to 60 Gbps silicon photonics modulator using advanced modulation formats
In collaboration with Fujikura Ltd., researchers from Singapore's A*STAR Institute of Microelectronics (IME) have pioneered the world's first 40 to 60 Gbps silicon-based optical modulators with advanced multilevel modulation ...
Mar 27, 2013
3 / 5 (1)
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Trees used to create recyclable, efficient solar cell
Solar cells are just like leaves, capturing the sunlight and turning it into energy. It's fitting that they can now be made partially from trees.
Mar 26, 2013
3.7 / 5 (6)
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