News tagged with energy conversion

Related topics: solar cells

Nanotechnology for solar energy conversion systems

EU researchers extensively characterised the self-organisation of nanotubes and developed novel compositions particularly appropriate to solar energy conversion applications.

Nanotechnology / Nanomaterials

created May 25, 2012 | popularity not rated yet | comments 0

Researchers pioneer molecular catalyser

Scientists in Sweden have developed a molecular catalyser with the ability to quickly oxidise water to oxygen. Presented in the journal Nature Chemistry, the results are a significant contribution to the future ...

Chemistry / Materials Science

created Apr 16, 2012 | popularity 5 / 5 (12) | comments 10 | with audio podcast

Fujitsu develops a 2.3kW high-capacity power supply unit for servers, conversion efficiency rate of 94.8%

Fujitsu Laboratories today announced the development of a power supply unit for servers that features a 2.3 kW power output and achieves a world-leading conversion efficiency rate of 98.4%.

Electronics / Hardware

created Apr 05, 2012 | popularity 5 / 5 (4) | comments 3

Wind turbines that learn like humans

Depending on the weather, wind turbines can face whispering breezes or gale-force gusts. Such variable conditions make extracting the maximum power from the turbines a tricky control problem, but a collaboration of Chinese ...

Technology / Energy & Green Tech

created Mar 27, 2012 | popularity 4.8 / 5 (6) | comments 16 | with audio podcast

Influencing stem cell fate: New screening method helps scientists identify key information rapidly

Northwestern University scientists have developed a powerful analytical method that they have used to direct stem cell differentiation. Out of millions of possibilities, they rapidly identified the chemical and physical structures ...

Biology / Cell & Microbiology

created Mar 06, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

New approach aims to slash cost of solar cells

Solar-powered electricity prices could soon approach those of power from coal or natural gas thanks to collaborative research with solar start-up Ampulse Corporation at the U.S. Department of Energy's (DOE) ...

Technology / Energy & Green Tech

created Mar 06, 2012 | popularity not rated yet | comments 2

UK scientists develop optimum piezoelectric energy harvesters

Scientists working as part of the Metrology for Energy Harvesting Project have developed a new model to deliver the maximum power output for piezoelectric energy harvesters.

Physics / General Physics

created Mar 02, 2012 | popularity 4.4 / 5 (7) | comments 0 | with audio podcast

Researchers to develop new energy storage device based on water

The global energy demand is still increasing. However, today's concepts for power generation aren't able to deliver the amount of electricity, which is needed in the future. Dr. Fabio La Mantia, junior group leader of the ...

Technology / Energy & Green Tech

created Feb 27, 2012 | popularity 5 / 5 (1) | comments 0

Engineers develop rapid, uniform dispersion method for carbon nanotubes in solutions and solids

(PhysOrg.com) -- Harnessing the power of carbon nanotubes could get considerably easier, thanks to an advance by engineers from the University of South Carolina and the University of Georgia.

Nanotechnology / Nanomaterials

created Feb 15, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Researchers model potential of toxic algae photoreceptors

Blue-green algae is causing havoc in Midwestern lakes saturated with agricultural run-off, but researchers in a northwest Ohio lab are using supercomputers to study a closely related strain of the toxic cyanobacteria ...

Chemistry / Biochemistry

created Jan 26, 2012 | popularity not rated yet | comments 0 | with audio podcast

Comparing energy conversion of plants and solar cells

Scientists now have a way to more accurately compare how efficiently plants and photovoltaic, or solar, cells convert sunlight into energy, thanks to findings by a research consortium that included a U.S. ...

Technology / Energy & Green Tech

created Jan 16, 2012 | popularity 2.3 / 5 (3) | comments 3 | with audio podcast

Discovery of a 'dark state' could increase maximum theoretical efficiency of solar cells from 31 to 44 percent

The efficiency of conventional solar cells could be significantly increased, according to new research on the mechanisms of solar energy conversion led by chemist Xiaoyang Zhu at The University of Texas at Austin.

Physics / Condensed Matter

created Dec 15, 2011 | popularity 4.8 / 5 (23) | comments 12 | with audio podcast

Imec, Polyera, Solvay set 8.3% efficiency record for organic solar cell with inverted device

Imec, Polyera and international chemical group Solvay have achieved a new world-record efficiency of 8.3% for polymer-based single junction organic solar cells in an inverted device stack. These excellent performance results ...

Technology / Energy & Green Tech

created Dec 15, 2011 | popularity not rated yet | comments 0

Post-doctoral researcher makes strides in fuel cell technology

Liang Wang, a post-doctoral researcher in the University of Delaware's Center for Fuel Cell Research in the Department of Mechanical Engineering, is developing new materials and structures that can improve ...

Technology / Energy & Green Tech

created Dec 01, 2011 | popularity 2.8 / 5 (4) | comments 5 | with audio podcast

Award-winning energy harvester brings practical applications closer

(PhysOrg.com) -- Although the idea of harvesting ambient energy from the environment and using it to generate electricity is alluring, most of the technology so far is capable of generating only very small ...

Technology / Engineering

created Dec 01, 2011 | popularity 5 / 5 (5) | comments 12 | with audio podcast report