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Graphene on boron nitride work may lead to breakthrough in microchip technology

(Phys.org) -- Graphene is the wonder material that could solve the problem of making ever faster computers and smaller mobile devices when current silicon microchip technology hits an inevitable wall. Graphene, ...

Nanotechnology / Nanophysics

created 16 hours ago | popularity 4.5 / 5 (8) | comments 4 | with audio podcast

The anatomy of a stellar outflow

(Phys.org) -- Astronomers used to think that star formation simply involved the gradual coalescence of material under the influence of gravity. No longer. Making a new star is a complex process, among other ...

Space & Earth / Astronomy

created 13 hours ago | popularity 5 / 5 (8) | comments 2 | with audio podcast

In nanorod crystal growth, nanoparticles seen as artificial atoms

In the growth of crystals, do nanoparticles act as "artificial atoms" forming molecular-type building blocks that can assemble into complex structures? This is the contention of a major but controversial theory ...

Nanotechnology / Nanophysics

created May 24, 2012 | popularity 4.8 / 5 (6) | comments 0 | with audio podcast

Researchers solve structure of human protein critical for silencing genes

In a study published in the journal Cell on May 24, Cold Spring Harbor Laboratory (CSHL) scientists describe the three-dimensional atomic structure of a human protein bound to a piece of RNA that "guides" the pr ...

Biology / Cell & Microbiology

created May 25, 2012 | popularity 4.8 / 5 (8) | comments 0 | with audio podcast

Building a better solar panel -- one molecule at a time

(Phys.org) -- One of the fundamental building blocks in modern chemistry, an organometallic chemical compound called ferrocene, has never been structurally defined - until now.

Chemistry / Materials Science

created May 25, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

A nanoclutch for nanobots

Chinese researchers have designed and tested simulations of a "nanoclutch," a speed regulation tool for nanomotors.

Nanotechnology / Nanophysics

created May 24, 2012 | popularity 5 / 5 (2) | comments 0

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

Discarded data may hold the key to a sharper view of molecules

(Phys.org) -- There's nothing like a new pair of eyeglasses to bring fine details into sharp relief. For scientists who study the large molecules of life from proteins to DNA, the equivalent of new lenses have come in the ...

Chemistry / Biochemistry

created May 24, 2012 | popularity 4.7 / 5 (3) | comments 0 | with audio podcast

Repulsive polaron: Austrian physicists realize elusive quasiparticles

(Phys.org) -- In quantum physics physical processes in condensed matter and other many-body systems can often be described with quasiparticles. In Innsbruck, for the first time Rudolf Grimm’s team of ...

Physics / Quantum Physics

created May 23, 2012 | popularity 5 / 5 (8) | comments 1 | with audio podcast

Novel probe for ultracold quantum matter developed

(Phys.org) -- In a paper published in the May 20, 2012 edition of the journal Nature Physics, a research group from the Department of Physics and Astronomy at Stony Brook University reports the development and de ...

Physics / Quantum Physics

created May 23, 2012 | popularity 3 / 5 (2) | comments 0 | with audio podcast

How ion bombardment reshapes metal surfaces

To modify a metal surface at the scale of atoms and molecules — for instance to refine the wiring in computer chips or the reflective silver in optical components — manufacturers shower it with ions. ...

Nanotechnology / Nanophysics

created May 23, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Making microscopic machines using metallic glass

Researchers in Ireland have developed a new technology using materials called bulk metallic glasses to produce high-precision molds for making tiny plastic components. The components, with detailed microscopically patterned ...

Chemistry / Materials Science

created May 22, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

A magnetic approach to lattices

(Phys.org) -- JQI experimentalists under the direction of Ian Spielman are in the business of using lasers to create novel environments for neutral atoms. For instance, this research group previously enticed ...

Physics / General Physics

created May 22, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Stunning image of smallest possible five-ringed structure

Scientists have created and imaged the smallest possible five-ringed structure – about 100,000 times thinner than a human hair – and you'll probably recognise its shape.

Nanotechnology / Nanophysics

created May 27, 2012 | popularity 4.6 / 5 (10) | comments 3 | with audio podcast

'Unzipped' carbon nanotubes could help energize fuel cells, batteries

Multi-walled carbon nanotubes riddled with defects and impurities on the outside could replace some of the expensive platinum catalysts used in fuel cells and metal-air batteries, according to scientists at ...

Nanotechnology / Nanomaterials

created May 27, 2012 | popularity 4.4 / 5 (7) | comments 0 | with audio podcast