News tagged with negative charges

Electric charge disorder: A key to biological order?

Theoretical physicist Ali Naji from the IPM in Tehran and the University of Cambridge, UK, and his colleagues have shown how small random patches of disordered, frozen electric charges can make a difference when they are ...

Physics / General Physics

created Apr 30, 2012 | popularity 4.6 / 5 (7) | comments 1 | with audio podcast

Microbes may be engineered to help trap excess CO2 underground

The mineralization process required to permanently trap excess CO2 underground is extremely slow. Bacteria, say researchers at the 56th Annual Meeting of the Biophysical Society, might help speed things up.

Space & Earth / Earth Sciences

created Feb 23, 2012 | popularity 4.5 / 5 (2) | comments 0

Yeast in a shell: Coating individual living yeast cells with silicon dioxide

(PhysOrg.com) -- Our breakfast egg is a peculiarity of nature: a single cell protected by a thin mineral layer. Apart from a number of tiny radiolaria and diatoms, individual cells normally do not have a hard shell. Korean ...

Chemistry / Biochemistry

created Nov 03, 2009 | popularity 4.3 / 5 (3) | comments 0

Organic electronics a two-way street, thanks to new plastic semiconductor

(PhysOrg.com) -- Plastic that conducts electricity holds promise for cheaper, thinner and more flexible electronics. This technology is already available in some gadgets -- the new Sony walkman that was introduced ...

Technology / Semiconductors

created Aug 17, 2009 | popularity 4.9 / 5 (8) | comments 2




Search results for negative charges


Medicare auction will face severe difficulties, research shows

Medicare's new method for buying medical supplies and equipment -- everything from wheelchairs and hospital beds to insulin shots and oxygen tanks -- is doomed to face severe difficulties, according to a new ...

Other Sciences / Economics & Business

created 18 hours ago | popularity 5 / 5 (3) | comments 1

'Killer stainless steel': New process

(Phys.org) -- Stainless steel is the icon of cleanliness for home and commercial kitchens, restaurants, hospitals and other settings, but it can collect disease-causing bacteria like other surfaces if not ...

Chemistry / Materials Science

created May 31, 2012 | popularity 5 / 5 (1) | comments 2

Enceladus plume is a new kind of plasma laboratory

(Phys.org) -- Recent findings from NASA's Cassini mission reveal that Saturn's geyser moon Enceladus provides a special laboratory for watching unusual behavior of plasma, or hot ionized gas. In these recent ...

Space & Earth / Space Exploration

created May 31, 2012 | popularity 5 / 5 (9) | comments 2 | with audio podcast

On early Earth, iron may have performed magnesium's RNA folding job

On the periodic table of the elements, iron and magnesium are far apart. But new evidence suggests that 3 billion years ago, iron did the chemical work now done by magnesium in helping RNA fold and function ...

Chemistry / Biochemistry

created May 31, 2012 | popularity 4.8 / 5 (4) | comments 3 | with audio podcast

New small solid oxide fuel cell reaches record efficiency

Individual homes and entire neighborhoods could be powered with a new, small-scale solid oxide fuel cell system that achieves up to 57 percent efficiency, significantly higher than the 30 to 50 percent efficiencies ...

Technology / Energy & Green Tech

created May 31, 2012 | popularity 4.7 / 5 (23) | comments 37 | with audio podcast

50-year cholera mystery solved: Answers may help clear the way for a new class of antibiotics

For 50 years scientists have been unsure how the bacteria that gives humans cholera manages to resist one of our basic innate immune responses. That mystery has now been solved, thanks to research from biologists at The University ...

Biology / Cell & Microbiology

created May 29, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

The first chemical circuit developed

Klas Tybrandt, doctoral student in organic electronics at Linkoping University, Sweden, has developed an integrated chemical chip. The results have just been published in Nature Communications.

Chemistry / Other

created May 29, 2012 | popularity 4.6 / 5 (10) | comments 3

Is a classical electrodynamics law incompatible with special relativity?

(Phys.org) -- The laws of classical electromagnetism that were developed in the 19th century are the same laws that scientists use today. They include Maxwell’s four equations along with the Lorentz la ...

Physics / General Physics

created May 24, 2012 | popularity 4.7 / 5 (19) | comments 45 | with audio podcast feature

Cassini reveals details about charged 'nanograins' near Enceladus

(Phys.org) -- It was a call that Rice University physicist Tom Hill had waited more than 20 years to receive. It traveled almost a billion miles to reach him. And the message — once it arrived from NASA’s ...

Space & Earth / Space Exploration

created May 23, 2012 | popularity 4.7 / 5 (3) | comments 1 | with audio podcast

Wearable electronics - the next fashion fad?

(Phys.org) -- When most of us think of electronics, we think of the sturdy stability of silicon and plastic. Flexibility is a trait that belongs to the organic world, where materials come in all shapes and ...

Technology / Hi Tech & Innovation

created May 23, 2012 | popularity not rated yet | comments 0


List of search results for negative charges