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

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

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

'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

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

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

Electron is surprisingly round, say scientists following 10 year study

(PhysOrg.com) -- Scientists at Imperial College London have made the most accurate measurement yet of the shape of the humble electron, finding that it is almost a perfect sphere, in a study published in the ...

Physics / General Physics

created May 25, 2011 | popularity 4.7 / 5 (23) | comments 103 | with audio podcast

Researchers crack full-spectrum solar challenge

In a paper published in Nature Photonics, U of T Engineering researchers report a new solar cell that may pave the way to inexpensive coatings that efficiently convert the sun's rays to electricity.

Physics / Optics & Photonics

created Jun 26, 2011 | popularity 4.6 / 5 (24) | comments 9 | with audio podcast

Rewrite the textbooks: Findings challenge conventional wisdom of how neurons operate

(PhysOrg.com) -- Neurons are complicated, but the basic functional concept is that synapses transmit electrical signals to the dendrites and cell body (input), and axons carry signals away (output). In one ...

Medicine & Health / Neuroscience

created Feb 17, 2011 | popularity 4.9 / 5 (51) | comments 15 | 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

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

How graphene's electrical properties can be tuned

An accidental discovery in a physicist's laboratory at the University of California, Riverside provides a unique route for tuning the electrical properties of graphene, nature's thinnest elastic material. ...

Nanotechnology / Nanophysics

created Sep 26, 2011 | popularity 4.3 / 5 (9) | comments 2 | 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

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