News tagged with natural electric

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 May 30, 2012 | popularity 4.8 / 5 (6) | comments 28

US probing cyber attacks on gas pipelines (Update)

A campaign of cyber attacks has been targeting US natural gas pipeline operators, officials acknowledged Tuesday, raising security concerns about vulnerabilities in key infrastructure.

Technology / Internet

created May 08, 2012 | popularity 5 / 5 (2) | comments 1

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

Long predicted but never observed: A new kind of quantum junction

A new type of quantum bit called a "phase-slip qubit", devised by researchers at the RIKEN Advanced Science Institute and their collaborators, has enabled the world's first-ever experimental demonstration ...

Physics / Superconductivity

created Apr 18, 2012 | popularity 4.9 / 5 (12) | comments 3 | with audio podcast

'Tunable' metal nanostructures for fuel cells, batteries and solar energy

(PhysOrg.com) -- For catalysts in fuel cells and electrodes in batteries, engineers would like to manufacture metal films that are porous, to make more surface area available for chemical reactions, and highly ...

Nanotechnology / Nanomaterials

created Apr 03, 2012 | popularity 4.9 / 5 (8) | comments 3 | with audio podcast

Solar water heaters use 1/3 energy, Progress Energy study finds

Progress Energy customers saved an average of $235 a year by switching to solar thermal water heater, representing an average annual savings of 63 percent on the water heater portion of their power bill.

Technology / Energy & Green Tech

created Mar 28, 2012 | popularity 5 / 5 (1) | comments 4

Artificially structured metamaterials may boost wireless power transfer

Scientists calculate that a "perfect lens," a slab of artificial material engineered to focus electromagnetic fields in ways that natural materials can't, may increase the efficiency of some wireless power transfer systems.

Physics / General Physics

created Mar 13, 2012 | popularity 4.5 / 5 (8) | comments 7 | with audio podcast

Nanotrees harvest the sun's energy to turn water into hydrogen fuel

(PhysOrg.com) -- University of California, San Diego electrical engineers are building a forest of tiny nanowire trees in order to cleanly capture solar energy without using fossil fuels and harvest it for ...

Nanotechnology / Nanophysics

created Mar 07, 2012 | popularity 5 / 5 (21) | comments 4 | with audio podcast

A traffic jam of quantum particles

(PhysOrg.com) -- German scientists discover surprising transport phenomena in ultracold quantum many body systems.

Physics / Quantum Physics

created Mar 05, 2012 | popularity 4.6 / 5 (8) | comments 0 | with audio podcast

Reduction in US carbon emissions attributed to cheaper natural gas

In 2009, when the United States fell into economic recession, greenhouse gas emissions also fell, by 6.59 percent relative to 2008.

Space & Earth / Environment

created Feb 27, 2012 | popularity 3.7 / 5 (6) | comments 4 | with audio podcast

Choreographing dance of electrons offers promise in pursuit of quantum computers

(PhysOrg.com) -- In the basement of Hoyt Laboratory at Princeton University, Alexei Tyryshkin clicked a computer mouse and sent a burst of microwaves washing across a silicon crystal suspended in a frozen ...

Physics / General Physics

created Jan 12, 2012 | popularity 5 / 5 (3) | comments 1 | with audio podcast

Keeping electronics cool: Findings on modified form of graphene could have impacts in managing heat dissipation

A University of California, Riverside engineering professor and a team of researchers have made a breakthrough discovery with graphene, a material that could play a major role in keeping laptops and other electronic devices ...

Nanotechnology / Nanomaterials

created Jan 09, 2012 | popularity 5 / 5 (7) | comments 1 | with audio podcast

Record conductivity achieved in strained lattice organic semiconductor

(PhysOrg.com) -- Organic semiconductors could usher in an era of foldable smartphones, better high-definition television screens and clothing made of materials that can harvest energy from the sun needed to ...

Technology / Semiconductors

created Dec 21, 2011 | popularity 4.3 / 5 (4) | comments 0 | with audio podcast

Study: Ozone from rock fracture could serve as earthquake early warning

Researchers the world over are seeking reliable ways to predict earthquakes, focusing on identifying seismic precursors that, if detected early enough, could serve as early warnings.

Physics / General Physics

created Nov 17, 2011 | popularity 4.8 / 5 (4) | comments 1 | with audio podcast

Pair claim they have turned hydrogen to metal

(PhysOrg.com) -- Many have tried, but none have succeeded. For at least a hundred years, scientists looking at hydrogen have scratched their chins when musing over the fact that it, as an alkali metal, by ...

Physics / Condensed Matter

created Nov 15, 2011 | popularity 4.7 / 5 (20) | comments 28 | with audio podcast report