News articles tagged with 'energy' (Page 2)
Upgrading the vanadium redox battery
— 18 Mar 2011 15:09 | TechnologyThough considered a promising large-scale energy storage device, the vanadium redox battery's use has been limited by its inability to work well in a wide range of temperatures and…
Berkeley Lab scientists control light scattering in graphene
— 17 Mar 2011 20:09 | TechnologyScientists at the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) and the University of California at Berkeley have learned to control the quantum pathways…
'Pruned' microchips are faster, smaller, more energy-efficient
— 17 Mar 2011 18:19 | TechnologyAn international team of computing experts from the United States, Switzerland and Singapore has created a breakthrough technique for doubling the efficiency of computer chips simply…
Tying the knot with computer-generated holograms: Winding optical path moves matter
— 15 Mar 2011 21:08 | TechnologyIn the latest twist on optical knots, New York University (NYU) physicists have discovered a new method to create extended and knotted optical traps in three dimensions. This method,…
Water for an integrative climate paradigm
— 14 Mar 2011 20:36 | EnvironmentInternational climate negotiations are deadlocked between the affluent global North and 'developing' South, between political Left and Right, and between believers and deniers. Now,…
Scientists achieve breakthrough in nanocomposite for high-capacity hydrogen storage
— 13 Mar 2011 19:13 | TechnologySince the 1970s, hydrogen has been touted as a promising alternative to fossil fuels due to its clean combustion - unlike hydrocarbon-based fuels, which spew greenhouse gases and harmful…
New method could improve economics of sweetening natural gas
— 11 Mar 2011 15:55 | ChemistryNatural gas extracted from the nation's coal beds and methane-rich geologic features must first be purged of hydrogen sulphide before it can be used as fuel. Until now, processing methods…
New technology would dramatically extend battery life for mobile devices
— 11 Mar 2011 15:46 | TechnologyTechnophiles who have been dreaming of mobile devices that run longer on lighter, slimmer batteries may soon find their wish has been granted…
New method for studying molecule reactions a breakthrough in organic chemistry
— 11 Mar 2011 15:40 | ChemistryGood chemists are passive-aggressive - they manipulate molecules without actually touching them…
Rutgers researchers identify materials that may deliver more 'bounce'
— 10 Mar 2011 18:29 | TechnologyRutgers researchers have identified a class of high-strength metal alloys that show potential to make springs, sensors and switches smaller and more responsive…