News tagged with electrical transport

EV battery swaps intended for long hauls

Ever driven through a car wash? Going through a Better Place battery-switching station is like that - minus the soap suds, of course.

Technology / Energy & Green Tech

created May 16, 2012 | popularity not rated yet | comments 1

Physicists show standard 'quasiparticle' theory breaks down at 'quantum critical point'

A new study this week finds that "quantum critical points" in exotic electronic materials can act much like polarizing "hot button issues" in an election. Reporting in Nature, researchers from Rice Univer ...

Physics / General Physics

created Apr 25, 2012 | popularity 4.7 / 5 (3) | comments 6 | with audio podcast

Can cold cash, social game relieve rush hour traffic?

Cash prizes for getting to campus late or leaving early? Even Stanford University's hard-working employees and students may be tempted to participate in a new study.

Technology / Other

created Apr 02, 2012 | popularity not rated yet | comments 0

Researchers show the way forward for improving organic and molecular electronic devices

Future prospects for superior new organic electronic devices are brighter now thanks to a new study by researchers with the DOE's Lawrence Berkeley National Laboratory (Berkeley Lab). Working at the Lab's ...

Nanotechnology / Nanomaterials

created Mar 20, 2012 | popularity 5 / 5 (4) | comments 1 | with audio podcast

An electrical switch for magnetic current

(PhysOrg.com) -- A new mechanism will make it possible to switch data storage in the future. Researchers at the Max Planck Institute of Microstructure Physics in Halle use a short electric pulse to change ...

Physics / Condensed Matter

created Mar 01, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Making liquid crystals stand tall

Most liquid-crystalline displays contain rod-like molecules that quickly switch from one orientation to another when subjected to electric fields. This movement creates a shutter effect that turns light on ...

Chemistry / Materials Science

created Nov 21, 2011 | popularity 5 / 5 (1) | comments 1

Americans using more fossil fuels

American energy use went back up in 2010 compared to 2009, when consumption was at a 12-year low. The United States used more fossil fuels in 2010 than in 2009, while renewable electricity remained approximately ...

Technology / Energy & Green Tech

created Nov 09, 2011 | popularity 5 / 5 (6) | comments 11 | with audio podcast

Scientists carve nanowires out of ultrananocrystalline diamond thin films

A team of scientists working at Argonne National Laboratory's (ANL) Center for Nanoscale Materials has successfully carved ultrananocrystalline diamond (UNCD) thin films into nanowires, boosting the material's functionality ...

Nanotechnology / Nanophysics

created Nov 04, 2011 | popularity 4.8 / 5 (4) | comments 1 | with audio podcast

Zinc oxide microwires improve the performance of light-emitting diodes

Researchers have used zinc oxide microwires to significantly improve the efficiency at which gallium nitride light-emitting diodes (LED) convert electricity to ultraviolet light. The devices are believed to ...

Nanotechnology / Nanophysics

created Oct 31, 2011 | popularity 4.6 / 5 (11) | comments 0 | with audio podcast

Visions of a 'car-free future'

City centers could become virtually car-free over the next 20 years under new plans proposed by University of Leeds transport researchers.

Technology / Energy & Green Tech

created Oct 20, 2011 | popularity 3.8 / 5 (5) | comments 37

ECOtality Inc. and car2go team up to bring charging infrastructure to San Diego

ECOtality Inc., a company that works on clean electric transportation and storage technologies, has announced the formation of a partnership with car2go, a car sharing service that is a subsidiary of Daimler ...

Technology / Energy & Green Tech

created Jul 14, 2011 | popularity 5 / 5 (4) | comments 0 | with audio podcast report

UIC engineer tests improved 'icephobic' coatings

(PhysOrg.com) -- While scientists and engineers have developed several products that repel water and, to a lesser degree, snow and ice, considerable room remains for something "new and improved."

Nanotechnology / Nanomaterials

created Jun 02, 2011 | popularity not rated yet | comments 0

$25,000, 350-mile-per-charge electric car could be reality by 2017, DOE says

In an event flanked with all the electric cars that have recently come to market, and a handful of those that are poised for sale later this year, U.S. Energy Secretary Steven Chu and L.A. Mayor Antonio Villaraigosa flipped ...

Technology / Energy & Green Tech

created May 25, 2011 | popularity 5 / 5 (14) | comments 40

3-D nanocone solar cell technology cranks up efficiency

(PhysOrg.com) -- With the creation of a 3-D nanocone-based solar cell platform, a team led by Oak Ridge National Laboratory's Jun Xu has boosted the light-to-power conversion efficiency of photovoltaics by ...

Nanotechnology / Nanophysics

created Apr 29, 2011 | popularity 4.7 / 5 (13) | comments 7 | with audio podcast

Blocking carbon dioxide fixation in bacteria increases biofuel production

Reducing the ability of certain bacteria to fix carbon dioxide can greatly increase their production of hydrogen gas that can be used as a biofuel. Researchers from the University of Washington, Seattle, report their findings ...

Biology / Cell & Microbiology

created Mar 30, 2011 | popularity 4 / 5 (1) | comments 0