How Perfect Can Graphene Be?

Nanotechnology / Nanomaterials

Oct 13, 2009 | 4.6 / 5 (29) | 5

(PhysOrg.com) -- Physicists have investigated the purest graphene to date, and have found that the material possesses unprecedented high electronic quality. The discovery has raised the bar for this relatively ...

New insights into health and environmental effects of carbon nanoparticles

Nanotechnology / Bio & Medicine

Aug 05, 2009 | 5 / 5 (6) | 2

Carbon nanoparticles are widely used in medicine, electronics, optics, materials science and architecture, but their health and environmental impact is not fully understood.

Jet-propelled Imaging for an Ultrafast Light Source

Physics / General Physics

Aug 04, 2009 | 5 / 5 (2) | 1

(PhysOrg.com) -- John Spence, a physicist at Arizona State University, is a longtime user of the Advanced Light Source at Lawrence Berkeley National Laboratory, where he has contributed to major advances in lensless imaging. ...

With help of DNA, nanotubes may become a bigger force

Nanotechnology / Nanomaterials

Aug 04, 2009 | 4.5 / 5 (2) | 0

In his neatly ordered lab at DuPont, chemist Ming Zheng slides open a glass cabinet and removes a flask of soot that could have been swept from someone's fireplace.

Jet-propelled imaging for an ultrafast light source

Physics / General Physics

Jul 29, 2009 | 4.9 / 5 (11) | 1

John Spence, a physicist at Arizona State University, is a longtime user of the Advanced Light Source at Lawrence Berkeley National Laboratory, where he has contributed to major advances in lensless imaging. ...

Nanophysics: Serving up Buckyballs on a silver platter

Nanotechnology / Nanophysics

Jul 27, 2009 | 4 / 5 (2) | 0

Scientists at Penn State University, in collaboration with institutes in the US, Finland, Germany and the UK, have figured out the long-sought structure of a layer of C60 - carbon buckyballs - on a silver ...

Scientists manipulate ripples in graphene, enabling strain-based graphene electronics (w/ Video)

Nanotechnology / Nanomaterials

Jul 26, 2009 | 4.8 / 5 (13) | 1

(PhysOrg.com) -- Graphene is nature's thinnest elastic material and displays exceptional mechanical and electronic properties. Its one-atom thickness, planar geometry, high current-carrying capacity and thermal ...

'Buckyballs' to treat multiple sclerosis

Nanotechnology / Bio & Medicine

Mar 19, 2009 | 5 / 5 (2) | 1

If you're of a certain age, you'll remember Buckminster Fuller's distinctive "geodesic domes" - soccer-ball-shaped structures that the late futurist envisioned as ideal human domiciles. Tel Aviv University ...

Graphene could lead to faster chips

Physics / General Physics

Mar 19, 2009 | 4.9 / 5 (10) | 1

(PhysOrg.com) -- New research findings at MIT could lead to microchips that operate at much higher speeds than is possible with today's standard silicon chips, leading to cell phones and other communications ...

Buckyballs could keep water systems flowing

Nanotechnology / Bio & Medicine

Mar 05, 2009 | 3.6 / 5 (7) | 7

Microscopic particles of carbon known as buckyballs may be able to keep the nation's water pipes clear in the same way clot-busting drugs prevent arteries from clogging up.

Rice University rolls out new nanocars (Videos)

Nanotechnology / Nanophysics

Feb 02, 2009 | 3 / 5 (2) | 1

This year's model isn't your father's nanocar. It runs cool.

Semiconducting Nanotubes Are 'Holy Grail' for Electronic Applications

Nanotechnology / Nanomaterials

Jan 21, 2009 | 4.7 / 5 (7) | 1

(PhysOrg.com) -- After announcing last April a method for growing exceptionally long, straight, numerous and well-aligned carbon cylinders only a few atoms thick, a Duke University-led team of chemists has ...

'Buckyballs' have high potential to accumulate in living tissue

Nanotechnology / Bio & Medicine

Sep 18, 2008 | 4.4 / 5 (20) | 0

Research at Purdue University suggests synthetic carbon molecules called fullerenes, or buckyballs, have a high potential of being accumulated in animal tissue, but the molecules also appear to break down in sunlight, perhaps ...

Study shows quantum dots can penetrate skin through minor abrasions

Nanotechnology / Bio & Medicine

Jul 02, 2008 | 3.8 / 5 (10) | 0

Researchers at North Carolina State University have found that quantum dot nanoparticles can penetrate the skin if there is an abrasion, providing insight into potential workplace concerns for healthcare workers or individuals ...

How buckyballs hurt cells

Nanotechnology / Bio & Medicine

May 27, 2008 | 4.5 / 5 (26) | 0

A new study into the potential health hazards of the revolutionary nano-sized particles known as ‘buckyballs’ predicts that the molecules are easily absorbed into animal cells, providing a possible explanation for how the ...