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'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

Good vibes: Coupling electron spin states and carbon nanotube vibrations

(Phys.org) -- An electron’s spin is separate from its motion, and is suitable for use in both highly-precise magnetic sensing as well as a qubit in quantum computing. Recently, scientists at the University ...

Physics / General Physics

created May 23, 2012 | popularity 4.7 / 5 (7) | comments 1 | with audio podcast feature

Sensing the infrared: Researchers improve infrared detectors using single-walled carbon nanotubes

(Phys.org) -- Whether used in telescopes or optoelectronic communications, infrared detectors must be continuously cooled to avoid being overwhelmed by stray thermal radiation. Now, a team of researchers from ...

Physics / Optics & Photonics

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

Engineers build first sub-10-nm carbon nanotube transistor

(PhysOrg.com) -- Engineers have built the first carbon nanotube (CNT) transistor with a channel length below 10 nm, a size that is considered a requirement for computing technology in the next decade. Not ...

Nanotechnology / Nanophysics

created Feb 01, 2012 | popularity 4.9 / 5 (36) | comments 32 | with audio podcast feature

All-carbon-nanotube transistor can be crumpled like a piece of paper

(PhysOrg.com) -- Thanks to the flexible yet robust properties of carbon nanotubes, researchers have previously fabricated transistors that can be rolled, folded, and stretched. Now a team from Japan has made ...

Nanotechnology / Nanophysics

created Mar 02, 2012 | popularity 4.8 / 5 (22) | comments 3 | with audio podcast feature

'Power Felt' uses body heat to generate electricity

(PhysOrg.com) -- Among the many applications of flexible thermoelectric materials is a wristwatch powered by the temperature difference between the human body and the surrounding environment. But if you wanted ...

Nanotechnology / Nanomaterials

created Feb 28, 2012 | popularity 4.9 / 5 (16) | comments 17 | with audio podcast feature

Carbon nanotube transistors could lead to inexpensive, flexible electronics

(PhysOrg.com) -- Recently, researchers have been developing carbon nanotube-based thin-film transistors (TFTs) in the hopes of creating high-performance, flexible, transparent devices, such as e-paper and ...

Nanotechnology / Nanophysics

created Feb 16, 2011 | popularity 4.7 / 5 (28) | comments 6 | with audio podcast feature

Inside story: Chemical reactivity on the inner surface of single-walled carbon nanotubes

(PhysOrg.com) -- Historically, the interior surface of single-walled carbon nanotubes (SWNTs) has not been considered to be chemically reactive. Recently, however, researchers at the University of Nottingham School of Chemistry in the UK and the Ulm Un ...

Nanotechnology / Nanomaterials

created Sep 15, 2011 | popularity 4 / 5 (5) | comments 2 | with audio podcast feature

New carbon allotrope could have a variety of applications

(PhysOrg.com) -- Carbon comes in many different forms, and now scientists have predicted another new form, or allotrope, of carbon. The new form of carbon, which they call T-carbon, has very intriguing physical ...

Nanotechnology / Nanophysics

created Apr 22, 2011 | popularity 4.4 / 5 (19) | comments 8 | with audio podcast feature

Superhard carbon material could crack diamond

(PhysOrg.com) -- By applying extreme pressure to compress and flatten carbon nanotubes, scientists have discovered that they can create a new carbon polymer that simulations show is hard enough to crack diamond. ...

Nanotechnology / Nanomaterials

created Dec 07, 2011 | popularity 4.7 / 5 (27) | comments 8 | with audio podcast feature

Printed CNT transistor circuits may lead to cheaper OLED displays

(PhysOrg.com) -- While flexible OLED displays have begun appearing in some cell phones, the technology is still too expensive to be widely used in consumer electronics. In one of the latest attempts to enable ...

Nanotechnology / Nanophysics

created Dec 06, 2011 | popularity 4.9 / 5 (13) | comments 6 | with audio podcast feature

Ink with tin nanoparticles could print future circuit boards

(PhysOrg.com) -- Almost all electronic devices contain printed circuit boards, which are patterned with an intricate copper design that guides electricity to make the devices functional. In a new study, researchers ...

Nanotechnology / Nanomaterials

created Apr 12, 2011 | popularity 4.6 / 5 (8) | comments 7 | with audio podcast feature

Researchers produce world's first programmable nanoprocessor

Engineers and scientists collaborating at Harvard University and the MITRE Corporation have developed and demonstrated the world's first programmable nanoprocessor.

Nanotechnology / Nanophysics

created Feb 09, 2011 | popularity 4.8 / 5 (36) | comments 8 | with audio podcast

Carbon nanotubes: The weird world of 'remote Joule heating'

(Phys.org) -- A team of University of Maryland scientists have discovered that when electric current is run through carbon nanotubes, objects nearby heat up while the nanotubes themselves stay cool, like a ...

Nanotechnology / Nanophysics

created Apr 10, 2012 | popularity 4.4 / 5 (38) | comments 14 | with audio podcast

Black-hole like effect in nanotube and the possibility of new matter states

(PhysOrg.com) -- “For the first time, fields of study relating both to cold atoms and to the nanoscale have intersected,” Lene Vestergaard Hau tells PhysOrg.com. “Even though both have been active areas of res ...

Nanotechnology / Nanophysics

created Apr 16, 2010 | popularity 4.5 / 5 (68) | comments 23 | with audio podcast feature