Nanotechnology news

Using superconducting probes to get a picture of what it's like inside CNTs

Nanotechnology / Nanophysics

Nov 20, 2009 | 4.9 / 5 (7) | 0

(PhysOrg.com) -- "Carbon nanotubes are exciting for fundamental physics, and for potential technological applications," Nadya Mason tells PhysOrg.com. "However, we are generally limited in the way that we can study them. ...

When It Comes to Drug Delivery, Size Matters

Nanotechnology / Bio & Medicine

Nov 20, 2009 | 5 / 5 (1) | 0

(PhysOrg.com) -- One of the great promises of nanotechnologies lies in its ability to create drug-containing nanoparticles decorated with targeting molecules that recognize and bind to cancer cells, providing drug delivery ...

Nanotube defects equal better energy and storage systems

Nanotechnology / Nanomaterials

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: ...

Small optical force can budge nanoscale objects

Nanotechnology / Nanophysics

Nov 17, 2009 | 4.8 / 5 (12) | 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.

Magnetic Nanotags Spot Cancer in Mice Earlier Than Current Methods

Nanotechnology / Bio & Medicine

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 ...

Nanoparticles used in common household items caused genetic damage in mice

Nanotechnology / Bio & Medicine

Nov 16, 2009 | 4.7 / 5 (22) | 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 ...

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.

Researchers turn algae into high-temperature hydrogen source

Nanotechnology / Nanophysics

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 ...

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.

In touch with molecules

Nanotechnology / Nanophysics

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 ...

New nano color sorters from Molecular Foundry

Nanotechnology / Nanophysics

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 ...

findNano app puts nanotech in your pocket

Nanotechnology / Bio & Medicine

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, ...

LLNL licenses carbon nanotube technology to local company

Nanotechnology / Nanomaterials

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.

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, ...

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 ...