Nanomaterials news

Scientists design simpler, more accurate nanothermometer

Jul 26, 2006 | 4.3 / 5 (39) | 0

By using carbon nanotubes containing gallium for measuring temperature at the nanoscale, scientists have invented a new nanothermometer that works simply by heating and cooling the tubes.

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 ...

Scientists report significant advances in flexible electronics research

Nanotechnology / Nanomaterials

Jun 18, 2009 | 4.8 / 5 (9) | 1

In work that represents a key step toward bringing bendable, flexible electronic devices into our homes and businesses, Stanford University researchers have created very thin, high-performance transistors using networks of ...

Using nanoparticles to increase the effiiciency of thin film solar cells

Nanotechnology / Nanomaterials

Jun 12, 2009 | 4.4 / 5 (19) | 8

Germany is one of the leading countries when it comes to efforts related to renewable energy sources. Therefore, it is no surprise that the Institute of Condensed Matter and Solid State Optics at Friedrich-Schiller-Universität ...

Engineering Carbon for Impressive Hydrogen Storage

Nanotechnology / Nanomaterials

May 22, 2009 | 4 / 5 (16) | 14

(PhysOrg.com) -- University of Missouri researchers recently showed how carbon nanostructures can be engineered to become excellent media for hydrogen storage, work that may be important for the advancement of hydrogen-energy ...

'Writing' Patterns on Carbon Nanotubes With Polymer Chains

Nanotechnology / Nanomaterials

May 19, 2009 | 4.4 / 5 (11) | 3

(PhysOrg.com) -- Carbon nanotubes are at the center of the nanoelectronics research movement, with scientists making great progress toward getting nanotube-based electronic devices into the hands of consumers. ...

Carbon Nanotubes Toughen a Common Plastic

Nanotechnology / Nanomaterials

Apr 07, 2009 | 4.3 / 5 (19) | 2

(PhysOrg.com) -- A research group from the Weizmann Institute of Science in Israel has discovered that adding carbon nanotubes to a widely used commercial plastic can greatly strengthen it. Their work is one ...

Will carbon nanotubes replace indium tin oxide?

Nanotechnology / Nanomaterials

Mar 09, 2009 | 4.9 / 5 (8) | 2

(PhysOrg.com) -- Up until now, George Grüner tells PhysOrg.com, most of the studies regarding the properties - and uses - of carbon nanotubes have been restricted to the visible spectral range. “We, however, were interested in the ...

Nanochemistry in Action

Nanotechnology / Nanomaterials

Mar 06, 2009 | 3.8 / 5 (6) | 0

(PhysOrg.com) -- Using a single-walled carbon nanotube (SWCNT) as a test tube, scientists can explore chemistry at the nanoscale, which involves some unique effects. Nanotubes provide a confined, one-dimensional ...

Scientists Create Light-Bending Nanoparticles

Nanotechnology / Nanomaterials

Mar 03, 2009 | 4.5 / 5 (20) | 2

(PhysOrg.com) -- Metallic nanoparticles and other structures can manipulate light in ways that are not possible with conventional optical materials. In a recent example of this, Rice University researchers ...

Easing Atmospheric CO2 Levels Using Nanotubes and Sunlight

Nanotechnology / Nanomaterials

Feb 16, 2009 | 4 / 5 (23) | 32

(PhysOrg.com) -- Researchers at The Pennsylvania State University have determined a way to use arrays of nanotubes in a solar-based process to convert carbon dioxide and water into methane and other hydrocarbon ...

Long, Stretchy Carbon Nanotubes Could Make Space Elevators Possible

Nanotechnology / Nanomaterials

Jan 23, 2009 | 4.3 / 5 (30) | 51

(PhysOrg.com) -- Scientists from Cambridge University have developed a light, flexible, and strong type of carbon nanotube material that may bring space elevators closer to reality. Motivated by a $4 million ...

Quantum Dots May Lead to Rainbow Solar Cell

Nanotechnology / Nanomaterials

Mar 07, 2008 | 4.6 / 5 (118) | 3

For the first time, researchers have created solar cells made of different-sized quantum dots, each tuned to a specific wavelength of light. By arranging these quantum dots in an ordered pattern, the scientists ...

Simple Method Yields Complex Micro- and Nanoparticle Shapes

Nanotechnology / Nanomaterials

Jul 26, 2007 | 4.3 / 5 (29) | 0

In applications from drug delivery to electronics, polymer particles several billionths to millionths of a meter in size could play key roles. But before many of these uses can be realized, scientists must ...

Stretchable Silicon May Inspire a New Wave of Electronics

Nanotechnology / Nanomaterials

Jun 13, 2007 | 4.4 / 5 (67) | 0

Scientists have created a form of nanoscale silicon that is stretchable. The new material may help pave the way for a class of stretchable electronic devices, such as “smart” surgical gloves and personal health ...