News tagged with fuel source

Solar thermal process produces cement with no carbon dioxide emissions

(Phys.org) -- While the largest contributor to anthropogenic greenhouse gas emissions is the power industry, the second largest is the more often overlooked cement industry, which accounts for 5-6% of all ...

Chemistry / Materials Science

created Apr 10, 2012 | popularity 4.6 / 5 (25) | comments 22 | with audio podcast report

Silicon nanohole solar cells aim to make photovoltaics cost-competitive

(PhysOrg.com) -- Due to the increasing demand for renewable energy sources, photovoltaic solar cells have advanced significantly over the past decade. Since 2002, photovoltaic production worldwide has been ...

Nanotechnology / Nanomaterials

created May 07, 2010 | popularity 4.5 / 5 (26) | comments 13 | with audio podcast feature

Easing Atmospheric CO2 Levels Using Nanotubes and Sunlight

(PhysOrg.com) -- Researchers at The Pennsylvania State University have determined a way to use arrays of nanotubes in a solar-based process to convert carbon dioxide and water into methane and other hydrocarbon ...

Nanotechnology / Nanomaterials

created Feb 16, 2009 | popularity 4 / 5 (23) | comments 32 feature

Breakthrough in hydrogen fuel cells: Chemists develop way to safely store, extract hydrogen

A team of USC scientists has developed a robust, efficient method of using hydrogen as a fuel source.

Chemistry / Materials Science

created Aug 30, 2011 | popularity 4.5 / 5 (29) | comments 79 | with audio podcast

Study claims 100 percent renewable energy possible by 2030

(PhysOrg.com) -- New research has shown that it is possible and affordable for the world to achieve 100 percent renewable energy by 2030, if there is the political will to strive for this goal.

Technology / Energy & Green Tech

created Jan 19, 2011 | popularity 4.1 / 5 (60) | comments 101 | with audio podcast report

Methane-powered laptops may be closer than you think

(PhysOrg.com) -- Making fuel cells practical and affordable will not happen overnight. It may, however, not take much longer.

Technology / Energy & Green Tech

created Nov 17, 2010 | popularity 4.4 / 5 (9) | comments 13 | with audio podcast

Discovery paves way for development of efficient, inexpensive plastic solar cells

Physicists at Rutgers University have discovered new properties in a material that could result in efficient and inexpensive plastic solar cells for pollution-free electricity production.

Nanotechnology / Nanomaterials

created Oct 10, 2010 | popularity 4.7 / 5 (20) | comments 6 | with audio podcast

Jellyfish protein could be used to power nanodevices

(PhysOrg.com) -- Researchers in Sweden have been liquidizing thousands of specimens of a common North American jellyfish to extract a protein that could be used in microscopic fuel cells.

Chemistry / Biochemistry

created Oct 07, 2010 | popularity 5 / 5 (12) | comments 0 | with audio podcast report

New hope for ultimate clean energy: fusion power

(PhysOrg.com) -- Imagine if you could generate electricity using nuclear power that emitted no radioactivity: it would be the answer to the world's dream of finding a clean, sustainable energy source.

Physics / General Physics

created Apr 12, 2010 | popularity 4.7 / 5 (58) | comments 65 | with audio podcast

Will Bloom box replace power grid? Details on Wednesday (w/ Video)

(PhysOrg.com) -- The hot energy news for this week comes in the form of a small box called the Bloom box, whose inventor hopes that it will be in almost every US home in the next five to 10 years. K.R. Sridhar, ...

Technology / Energy & Green Tech

created Feb 23, 2010 | popularity 4.4 / 5 (71) | comments 58 | with audio podcast report

US army to be powered by waste

(PhysOrg.com) -- Defense company Qinetiq has been awarded a contract to supply the US army with a system that generates electricity from garbage.

Technology / Energy & Green Tech

created Oct 12, 2009 | popularity 4.5 / 5 (11) | comments 9 weblog

Biomass as a source of raw materials

For the protection of the environment, and because of the limited amount of fossil fuels available, renewable resources, such as specially cultivated plants, wood scraps, and other plant waste, are becoming the focus of considerable ...

Chemistry / Other

created May 12, 2009 | popularity 4 / 5 (5) | comments 4

Surveillance vehicles take flight using alternative energy

Nearly undetectable from the ground, unmanned aerial vehicles (UAVs) are widely used by the military to scan terrain for possible threats and intelligence. Now, fuel cell powered UAVs are taking flight as ...

Technology / Energy & Green Tech

created Mar 30, 2009 | popularity 4.9 / 5 (7) | comments 5

Jellyfish inspires latest ocean-powered robot (w/ video)

American researchers have created a robotic jellyfish, named Robojelly, which not only exhibits characteristics ideal to use in underwater search and rescue operations, but could, theoretically at least, never ...

Technology / Engineering

created Mar 20, 2012 | popularity 5 / 5 (4) | comments 3 | with audio podcast

Researchers create more efficient hydrogen fuel cells

Hydrogen fuel cells, like those found in some "green" vehicles, have a lot of promise as an alternative fuel source, but making them practical on a large scale requires them to be more efficient and cost effective.

Chemistry / Materials Science

created Mar 15, 2012 | popularity 5 / 5 (7) | comments 2 | with audio podcast