News tagged with electricity generation

Related topics: natural gas , energy

Rational design can improve hydrogen fuel cell efficiency

(PhysOrg.com) -- Hydrogen fuel cells, in which the chemical energy of hydrogen is converted into electricity, offer the potential for a wide variety of applications, especially in transportation and power ...

Chemistry / Materials Science

created Feb 29, 2012 | popularity 4.4 / 5 (12) | comments 0 | with audio podcast feature

Folding light: Wrinkles and twists boost power from solar panels

Taking their cue from the humble leaf, researchers have used microscopic folds on the surface of photovoltaic material to significantly increase the power output of flexible, low-cost solar cells.

Physics / Optics & Photonics

created Apr 27, 2012 | popularity 4.9 / 5 (15) | comments 8 | with audio podcast

Nanoscale nonlinear light source created

Not long after the development of the first laser in 1960 scientists discovered that shining a beam through certain crystals produced light of a different color; more specifically, it produced light of exactly ...

Nanotechnology / Nanophysics

created Sep 22, 2011 | popularity 5 / 5 (6) | comments 4 | with audio podcast

Powered by seaweed: Polymer from algae may improve battery performance

(PhysOrg.com) -- By looking to Mother Nature for solutions, researchers have identified a promising new binder material for lithium-ion battery electrodes that not only could boost energy storage, but also ...

Chemistry / Polymers

created Sep 08, 2011 | popularity 4.8 / 5 (4) | comments 1 | with audio podcast

Energy harvesters transform waste into electricity

Billions of dollars lost each year as waste heat from industrial processes can be converted into electricity with a technology being developed at the Department of Energy's Oak Ridge National Laboratory.

Technology / Energy & Green Tech

created May 16, 2011 | popularity 5 / 5 (6) | comments 22 | with audio podcast

Thermoelectrics generating electricity from waste heat is a step closer

(PhysOrg.com) -- Scientists in China and the US have modified a common thermoelectric material to vastly improve its thermoelectric properties. The development could lead to new devices capable of converting ...

Physics / Condensed Matter

created May 06, 2011 | popularity 4.8 / 5 (12) | comments 9 | with audio podcast report

Measurement of 'hot' electrons could have solar energy payoff

(PhysOrg.com) -- Basic scientific curiosity paid off in unexpected ways when Rice University researchers investigating the fundamental physics of nanomaterials discovered a new technology that could dramatically ...

Nanotechnology / Nanophysics

created May 05, 2011 | popularity 5 / 5 (6) | comments 0 | with audio podcast

Solar-thermal flat-panels that generate electric power

(PhysOrg.com) -- High-performance nanotech materials arrayed on a flat panel platform demonstrated seven to eight times higher efficiency than previous solar thermoelectric generators, opening up solar-thermal ...

Nanotechnology / Nanomaterials

created May 01, 2011 | popularity 4.3 / 5 (6) | comments 7 | with audio podcast

Researchers aim to harvest solar energy from pavement to melt ice, power streetlights

The heat radiating off roadways has long been a factor in explaining why city temperatures are often considerably warmer than nearby suburban or rural areas. Now a team of engineering researchers from the ...

Technology / Energy & Green Tech

created Nov 09, 2010 | popularity 4.1 / 5 (8) | comments 6 | with audio podcast

First ever hybrid solar-coal power plant operating

(PhysOrg.com) -- The first ever hybrid solar-coal power plant is now operating at Unit 2 of the Cameo Generating Station near Palisade in Colorado. The demonstration project was built by Xcel Energy as part ...

Technology / Energy & Green Tech

created Jul 12, 2010 | popularity 3.9 / 5 (16) | comments 23 | with audio podcast report

Hydrokinetic proposal for Mississippi river

(PhysOrg.com) -- Everyone is looking for alternative forms of energy, and one company proposes to generate electricity from the flow of the river Mississippi in the US, without using dams to control the water ...

Technology / Energy & Green Tech

created Mar 23, 2010 | popularity 4.5 / 5 (12) | comments 10 | with audio podcast report

World first superconducting DC power transmission system a step closer

(PhysOrg.com) -- A group of researchers in Japan have succeeded for the first time in superconducting power transmission of direct current over two hundred meters.

Technology / Energy & Green Tech

created Mar 08, 2010 | popularity 4.3 / 5 (12) | comments 23 | with audio podcast report

Power from down under

Grants recently awarded to MIT researchers by the U.S. Department of Energy (DoE) could help to pave the way for a method of generating electricity that produces no greenhouse gas emissions, and that could ...

Technology / Energy & Green Tech

created Jan 26, 2010 | popularity 4.4 / 5 (39) | comments 11 | with audio podcast

Solar power generation around the clock

(PhysOrg.com) -- A Californian company, SolarReserve, is developing a solar power system that can store seven hours' worth of solar energy by focusing mirrors onto millions of gallons of molten salt, allowing ...

Technology / Energy & Green Tech

created Nov 05, 2009 | popularity 4.5 / 5 (31) | comments 15 weblog

Japan inches towards restarting nuclear reactors

Japan on Wednesday inched closer to re-starting idle nuclear reactors, just weeks after the last one was switched off amid public disquiet following the disaster at Fukushima.

Technology / Energy & Green Tech

created 8 hours ago | popularity 5 / 5 (2) | comments 8