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

Availability of hydrogen controls chemical structure of graphene oxide

A new study shows that the availability of hydrogen plays a significant role in determining the chemical and structural makeup of graphene oxide, a material that has potential uses in nano-electronics, nano-electromechanical ...

Nanotechnology / Nanomaterials

created May 22, 2012 | popularity 5 / 5 (3) | comments 1 | 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

Sequence it ... and they will come

Rapid DNA sequencing may soon become a routine part of each individual’s medical record, providing enormous information previously sequestered in the human genome’s 3 billion nucleotide bases. This ...

Nanotechnology / Bio & Medicine

created May 22, 2012 | popularity 4 / 5 (7) | comments 0

Dopant gives graphene solar cells highest efficiency yet

(Phys.org) -- By taking advantage of graphene’s favorable electrical and optical properties, and then adding an organic dopant, researchers have achieved the highest power conversion efficiency yet for ...

Nanotechnology / Nanophysics

created May 21, 2012 | popularity 5 / 5 (10) | comments 14 | with audio podcast feature

Using graphene, scientists develop a less toxic way to rust-proof steel

(Phys.org) -- University at Buffalo researchers are making significant progress on rust-proofing steel using a graphene-based composite that could serve as a nontoxic alternative to coatings that contain hexavalent ...

Nanotechnology / Nanomaterials

created May 18, 2012 | popularity 4.5 / 5 (6) | comments 2 | with audio podcast

Samsung presents a new graphene device structure

Samsung Advanced Institute of Technology, the core R&D incubator for Samsung Electronics, has developed a new transistor structure utilizing graphene.

Nanotechnology / Nanomaterials

created May 18, 2012 | popularity 5 / 5 (10) | comments 0

Diamond used to produce graphene quantum dots and nano-ribbons of controlled structure

Kansas State University researchers have come closer to solving an old challenge of producing graphene quantum dots of controlled shape and size at large densities, which could revolutionize electronics and optoelectronics.

Nanotechnology / Nanophysics

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

Electron hopping in graphene oxide leads to highly sensitive sensing

(Phys.org) -- Graphene has many promising applications on its own, but pairing the two-dimensional material with the semiconductor titanium dioxide (TiO2) extends its capabilities even further. A team of ...

Nanotechnology / Nanomaterials

created May 17, 2012 | popularity 5 / 5 (3) | comments 6 | with audio podcast report

Research group creates highly sensitive photodetector from graphene and quantum dots

(Phys.org) -- Researchers in Spain have succeeded in building a photodetector that is a billion times more sensitive than other such detectors based on graphene and could herald the use of graphene based light ...

Nanotechnology / Nanophysics

created May 15, 2012 | popularity 4.4 / 5 (7) | comments 3 | with audio podcast report

A new paper made of graphene and protein fibrils

(Phys.org) -- Researchers led by Raffaele Mezzenga, a professor in Food and Soft Materials Science, have created a new nanocomposite made of graphene and protein fibrils: a special paper, which combines the ...

Nanotechnology / Nanomaterials

created May 07, 2012 | popularity 4.8 / 5 (8) | comments 0 | with audio podcast

Graphene-based terahertz devices: The wave of the future

People use electromagnetic energy every day … watching television, listening to the radio, popping corn with a microwave, taking an X-ray or using a cellphone. This energy travels in the form of waves, ...

Nanotechnology / Nanomaterials

created May 02, 2012 | popularity 4.7 / 5 (13) | comments 8 | with audio podcast

Nano-factory promises great things for graphene science

Forty times stronger than steel and conducting electricity ten times better than silicon, graphene is the wonder material that could one day replace silicon in microchips. Now the University is opening a new ...

Nanotechnology / Nanomaterials

created May 02, 2012 | popularity 4.6 / 5 (7) | comments 1 | with audio podcast

Electronic congestion in the microchips of the future

(Phys.org) -- Electrons within some materials can stick together like cars on a traffic jam. Swiss researchers studying promising materials for the future of electronics have been able to highlight this phenomenon

Physics / Condensed Matter

created May 16, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast