Nanomaterials news

Nanotube defects equal better energy and storage systems

Nov 19, 2009 | 4.4 / 5 (9) | 2

(PhysOrg.com) -- Most people would like to be able to charge their cell phones and other personal electronics quickly and not too often. A recent discovery made by UC San Diego engineers could lead to carbon ...

New study confirms exotic electric properties of graphene

Nanotechnology / Nanomaterials

Nov 17, 2009 | 4.8 / 5 (23) | 1

(PhysOrg.com) -- First, it was the soccer-ball-shaped molecules dubbed buckyballs. Then it was the cylindrically shaped nanotubes. Now, the hottest new material in physics and nanotechnology is graphene: ...

Scientists synthesize graphene-like material: Polymer with honeycomb structure

Nanotechnology / Nanomaterials

Nov 19, 2009 | 4.5 / 5 (6) | 1

Two-dimensional carbon layers, so-called graphenes, are regarded as a possible substitute for silicon in the semiconductor industry. The electronic properties of these layers can be varied by "building in" ...

Freezing: a phenomenon that 'jumps'

Nanotechnology / Nanomaterials

Nov 16, 2009 | not rated yet | 0

(PhysOrg.com) -- The freezing of suspensions of particles is not always a uniform phenomenon; in certain conditions it leads to a modification of the redistribution of particles and the growth of crystals.

Argonne 'homegrown' hybrid solar cell aims for low-cost power

Nanotechnology / Nanomaterials

Nov 10, 2009 | 4.2 / 5 (11) | 3

(PhysOrg.com) -- Scientists at the U.S. Department of Energy’s (DOE) Argonne National Laboratory have refined a technique to manufacture solar cells by creating tubes of semiconducting material and then "growing" ...

Scientists develop DNA origami nanoscale breadboards for carbon nanotube circuits

Nanotechnology / Nanomaterials

Nov 10, 2009 | 5 / 5 (7) | 0

In work that someday may lead to the development of novel types of nanoscale electronic devices, an interdisciplinary team of researchers at the California Institute of Technology has combined DNA's talent ...

Research helps overcome barrier for organic electronics

Nanotechnology / Nanomaterials

Nov 10, 2009 | 4.9 / 5 (10) | 0

(PhysOrg.com) -- Electronic devices can't work well unless all of the transistors, or switches, within them allow electrical current to flow easily when they are turned on. A team of engineers has determined ...

Researchers invent new method for graphene growth

Nanotechnology / Nanomaterials

Nov 10, 2009 | 4.9 / 5 (21) | 0

(PhysOrg.com) -- A Cornell research team has invented a simple way to make graphene electrical devices by growing the graphene directly onto a silicon wafer.

New transparent insulating film could enable energy-efficient displays

Nanotechnology / Nanomaterials

Nov 09, 2009 | 4.9 / 5 (8) | 0

Johns Hopkins materials scientists have found a new use for a chemical compound that has traditionally been viewed as an electrical conductor, a substance that allows electricity to flow through it. By orienting ...

Nanotech in Space: Rensselaer Experiment To Weather the Trials of Orbit

Nanotechnology / Nanomaterials

Nov 12, 2009 | not rated yet | 0

(PhysOrg.com) -- Novel nanomaterials developed at Rensselaer Polytechnic Institute are scheduled to blast off into orbit on November 16 aboard Space Shuttle Atlantis.

Ultra-Long Carbon Nanotubes Could Serve as Future Transmission Lines

Nanotechnology / Nanomaterials

Nov 10, 2009 | 4.8 / 5 (26) | 15

(PhysOrg.com) -- When it comes to carbon nanotubes, the majority of research so far has focused on small-scale applications. But now, a team of researchers from Rice University has created carbon nanotubes ...

How Size Matters For Catalysts: Study Links Size, Activity, Electronic Properties

Nanotechnology / Nanomaterials

Nov 05, 2009 | 3.7 / 5 (3) | 0

(PhysOrg.com) -- University of Utah chemists demonstrated the first conclusive link between the size of catalyst particles on a solid surface, their electronic properties and their ability to speed chemical ...

Understanding mechanical properties of silicon nanowires paves way for nanodevices

Nanotechnology / Nanomaterials

Nov 11, 2009 | 3.3 / 5 (3) | 0

Silicon nanowires are attracting significant attention from the electronics industry due to the drive for ever-smaller electronic devices, from cell phones to computers. The operation of these future devices, ...

Breakthrough in industrial-scale nanotube processing

Nanotechnology / Nanomaterials

Nov 02, 2009 | 4.9 / 5 (22) | 3

(PhysOrg.com) -- Rice University scientists today unveiled a method for the industrial-scale processing of pure carbon-nanotube fibers that could lead to revolutionary advances in materials science, power ...