Nanotechnology News

Nov 18, 2009 | 4 / 5 (1) | 1

(PhysOrg.com) -- A team of Northwestern University researchers, using an extremely sensitive nanotechnology-based tool known as the biobarcode system, has detected previously undetectable levels of prostate-specific antigen ...

Small nanoparticles bring big improvement to medical imaging

Nov 18, 2009 | 5 / 5 (3) | 0

If you're watching the complex processes in a living cell, it is easy to miss something important—especially if you are watching changes that take a long time to unfold and require high-spatial-resolution ...

Magnetic Nanotags Spot Cancer in Mice Earlier Than Current Methods

Nov 17, 2009 | 3 / 5 (2) | 0

(PhysOrg.com) -- Searching for biomarkers that can warn of diseases such as cancer while they are still in their earliest stage is likely to become far easier thanks to an innovative biosensor chip developed by Stanford University ...

New study confirms exotic electric properties of graphene

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: ...

Small optical force can budge nanoscale objects

Nov 17, 2009 | 4.8 / 5 (13) | 0

(PhysOrg.com) -- Engineering researchers have used a very tiny beam of light with as little as 1 milliwatt of power to move a silicon structure up to 12 nanometers.

Freezing: a phenomenon that 'jumps'

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.

Nanoparticles used in common household items caused genetic damage in mice

Nov 16, 2009 | 4.8 / 5 (24) | 11

Titanium dioxide (TiO2) nanoparticles, found in everything from cosmetics to sunscreen to paint to vitamins, caused systemic genetic damage in mice, according to a comprehensive study conducted by researchers at UCLA's Jonsson ...

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

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.

LLNL licenses carbon nanotube technology to local company

Nov 12, 2009 | 5 / 5 (2) | 0

Lawrence Livermore National Laboratory has exclusively licensed to Porifera Inc. of Hayward a carbon nanotube technology that can be used to desalinate water and can be applied to other liquid based separations.

findNano app puts nanotech in your pocket

Nov 12, 2009 | 5 / 5 (1) | 0

The Project on Emerging Nanotechnologies (PEN) has developed findNano, an application for Apple's iPhone and iPod Touch that lets users discover and determine whether consumer products are nanotechnology-enabled. Nanotechnology, ...

New nano color sorters from Molecular Foundry

Nov 12, 2009 | 4.3 / 5 (4) | 0

Berkeley Lab researchers have engineered a new class of bowtie-shaped devices that capture, filter and steer light at the nanoscale. These "nano-colorsorter" devices act as antennae to focus and sort light ...

In touch with molecules

Nov 12, 2009 | 5 / 5 (2) | 1

The performance of modern electronics increases steadily on a fast pace thanks to the ongoing miniaturization of the utilized components. However, se-vere problems arise due to quantum-mechanical phenomena ...

Researchers turn algae into high-temperature hydrogen source

Nov 12, 2009 | 3.6 / 5 (7) | 5

In the quest to make hydrogen as a clean alternative fuel source, researchers have been stymied about how to create usable hydrogen that is clean and sustainable without relying on an intensive, high-energy ...

Understanding mechanical properties of silicon nanowires paves way for nanodevices