News tagged with copper atom

Copper-nickel nanowires could be perfect fit for printable electronics

While the Statue of Liberty and old pennies may continue to turn green, printed electronics and media screens made of copper nanowires will always keep their original color.

Nanotechnology / Nanophysics

created 10 hours ago | popularity 5 / 5 (4) | comments 0 | with audio podcast

Scientists evaluate different antimicrobial metals for use in water filters

Porous ceramic water filters are often coated with colloidal silver, which prevents the growth of microbes trapped in the micro- and nano-scale pores of the filter. Other metals such as copper and zinc have also been shown ...

Nanotechnology / Bio & Medicine

created May 24, 2012 | popularity 4 / 5 (1) | comments 1

'Copper pump's' potential benefit in cancer treatment

(Phys.org) -- A team of University of California, San Diego researchers has made new discoveries about a copper-transporting protein in the membranes of human cells that drug-discovery scientists can co-opt ...

Chemistry / Biochemistry

created May 17, 2012 | popularity 4 / 5 (3) | comments 0 | with audio podcast

Cu-BTC proves redox capable, opens new doors for catalysis and gas storage

What holds the surface area of several football fields in the mass equivalent of a paper clip? The answer to this question has many names and performs duties ranging from catalysis to gas storage: the metal ...

Chemistry / Materials Science

created Apr 25, 2012 | popularity not rated yet | comments 0

Copper-based materials show strange spin states

(PhysOrg.com) -- Just as water, ice, and steam are all phases of the same material that are influenced by temperature and pressure, new research shows how transitions of state work in very simple lattices ...

Physics / Condensed Matter

created Mar 28, 2012 | popularity 4.6 / 5 (11) | comments 1 | with audio podcast

Shear stiffness and friction mechanics of single-layer graphene measured for the first time

Researchers from the University of Bristol have measured and identified for the first time the stress and strain shear modulus and internal friction of graphene sheets. Graphene is a material that has many ...

Nanotechnology / Nanomaterials

created Feb 14, 2012 | popularity 4.7 / 5 (3) | comments 0 | with audio podcast

Nanoparticles used to increase thermal properties of transformer oil

Rice University scientists have created a nano-infused oil that could greatly enhance the ability of devices as large as electrical transformers and as small as microelectronic components to shed excess heat.

Nanotechnology / Nanomaterials

created Feb 01, 2012 | popularity 4.8 / 5 (4) | comments 2 | with audio podcast

Narrowest conducting wires in silicon ever made show the same current capability as copper

The narrowest conducting wires in silicon ever made – just four atoms wide and one atom tall – have been shown to have the same electrical current carrying capability of copper, according to a new ...

Nanotechnology / Nanophysics

created Jan 05, 2012 | popularity 4.6 / 5 (13) | comments 13 | with audio podcast

Researchers invent a switch that could improve electronics

Researchers at the University of Pittsburgh have invented a new type of electronic switch that performs electronic logic functions within a single molecule. The incorporation of such single-molecule elements could enable ...

Nanotechnology / Nanophysics

created Dec 01, 2011 | popularity 4.8 / 5 (8) | comments 1 | with audio podcast

World's smallest four-wheel-drive is a billionth of a meter (Update)

(PhysOrg.com) -- Reduced to the max: the emission-free, noiseless 4-wheel drive car, jointly developed by Empa researchers and their Dutch colleagues, represents lightweight construction at its most extreme. ...

Nanotechnology / Nanophysics

created Nov 09, 2011 | popularity 4.8 / 5 (6) | comments 2 | with audio podcast

Research: Graphene grows better on certain copper crystals

New observations could improve industrial production of high-quality graphene, hastening the era of graphene-based consumer electronics, thanks to University of Illinois engineers.

Nanotechnology / Nanomaterials

created Oct 27, 2011 | popularity 4.9 / 5 (9) | comments 9 | with audio podcast

New material synthesized: graphene nanoribbons inside of carbon nanotubes

Physicists from Umea University have found an efficient way to synthesize graphene nanoribbons directly inside of single-walled carbon nanotubes. The result was recently published in the scientific journal ...

Nanotechnology / Nanomaterials

created Sep 14, 2011 | popularity 5 / 5 (6) | comments 1 | with audio podcast

World's smallest electric motor made from a single molecule

Chemists at Tufts University's School of Arts and Sciences have developed the world's first single molecule electric motor, a development that may potentially create a new class of devices that could be used ...

Nanotechnology / Nanophysics

created Sep 04, 2011 | popularity 4.4 / 5 (18) | comments 9 | with audio podcast

Miracle material: Graphene

(PhysOrg.com) -- In the 19th century novel, Flatland, by Edward A. Abbott, residents of that fictional country exist in only two dimensions. Women are born as line segments, while men come in a range of geometric ...

Nanotechnology / Nanomaterials

created May 19, 2011 | popularity 4.9 / 5 (9) | comments 12 | with audio podcast

Hydrogen opens the road to graphene ... and graphane

(PhysOrg.com) -- An international research team has discovered a new method to produce belts of graphene called nanoribbons. By using hydrogen, they have managed to unzip single-walled carbon nanotubes. The ...

Nanotechnology / Nanomaterials

created May 09, 2011 | popularity 5 / 5 (7) | comments 3 | with audio podcast