Where do nanomaterials go in the body?

Nanotechnology / Bio & Medicine

created Nov 02, 2009 | popularity 5 / 5 (1) | comments 1

Tiny, engineered nanomaterials can already be found in many consumer products, and have been hailed as having widespread future uses in areas ranging from medicine to industrial processes. However, little is known about what ...


Danish nanowires have great potential

Danish nanowires have great potential

Nanotechnology / Nanophysics

created Nov 02, 2009 | popularity 3 / 5 (1) | comments 0

Danish nanophysicists have developed a new method for manufacturing the cornerstone of nanotechnology research - nanowires. The discovery has great potential for the development of nanoelectronics and highly ...


An exquisite container

Smart drug delivery system -- Gold nanocage covered with polymer (w/ Video)

Nanotechnology / Nanophysics

created Nov 01, 2009 | popularity 5 / 5 (5) | comments 0

In campy old movies, Lucretia Borgia swans around emptying powder from her ring into wine glasses carelessly left unattended. The poison ring is usually a confection of gold filigree holding a cabochon or ...


Scientists witness nature's complexity unfold in self-assembling quasicrystals

Scientists witness nature's complexity unfold in self-assembling quasicrystals

Nanotechnology / Nanomaterials

created Oct 31, 2009 | popularity 4.9 / 5 (17) | comments 3

(PhysOrg.com) -- Just a few decades ago, scientists believed that all ordered matter consists of self-repeating building blocks -- atoms, ions or molecules. In this view, the ordinary solids of everyday life ...


Nano-Scale Drug Delivery For Chemotherapy

Nano-Scale Drug Delivery For Chemotherapy

Nanotechnology / Bio & Medicine

created Oct 31, 2009 | popularity 4.7 / 5 (12) | comments 1

(PhysOrg.com) -- Going smaller could bring better results, especially when it comes to cancer-fighting drugs.


Nanoparticles Detect and Purge Metastases in Lymph Nodes

Nanotechnology / Bio & Medicine

created Oct 30, 2009 | popularity 5 / 5 (6) | comments 0

Colonoscopy represents one of the great weapons against cancer. In one step, a physician can find precancerous lesions in the colon and then cut them out, an on-the-spot intervention that prevents cancer from developing. ...


Magnetism Turns Drug Release On and Off

Nanotechnology / Bio & Medicine

created Oct 30, 2009 | popularity 5 / 5 (1) | comments 0

Many medical conditions, such as cancer, diabetes and chronic pain, require medications that cannot be taken orally, but must be dosed intermittently, on an as-needed basis, over a long period of time. A few delivery techniques ...


Roadrunner supercomputer simulates nanoscale material failure

Nanotechnology / Nanophysics

created Oct 29, 2009 | popularity 4 / 5 (1) | comments 0

Very tiny wires, called nanowires, made from such metals as silver and gold, may play a crucial role as electrical or mechanical switches in the development of future-generation ultrasmall nanodevices.


Gold Nanoparticles Delivery Platinum Warheads to Tumors

Nanotechnology / Bio & Medicine

created Oct 29, 2009 | popularity 4.9 / 5 (7) | comments 2

(PhysOrg.com) -- Cisplatin is one of the most powerful and effective drugs for treating a wide variety of cancers, but serious side effects ultimately limit the drug's use and effectiveness. Now, however, researchers have ...


Next-generation microcapsules deliver 'chemicals on demand'

Next-generation microcapsules deliver 'chemicals on demand'

Nanotechnology / Bio & Medicine

created Oct 28, 2009 | popularity not rated yet | comments 0

Scientists in California are reporting development of a new generation of the microcapsules used in carbon-free copy paper, in which capsules burst and release ink with pressure from a pen. The new microcapsules ...


Knocking nanoparticles off the socks

Knocking nanoparticles off the socks

Nanotechnology / Bio & Medicine

created Oct 28, 2009 | popularity 3 / 5 (2) | comments 0

Scientists in Switzerland are reporting results of one of the first studies on the release of silver nanoparticles from laundering those anti-odor, anti-bacterial socks now on the market. Their findings, scheduled ...


Researchers create all-electric spintronics

Researchers create all-electric spintronics

Nanotechnology / Nanophysics

created Oct 27, 2009 | popularity 5 / 5 (21) | comments 3

A multidisciplinary team of UC researchers is the first to find an innovative and novel way to control an electron's spin orientation using purely electrical means.


Scientists first to trap light and sound vibrations together in nanocrystal

Scientists first to trap light and sound vibrations together in nanocrystal

Nanotechnology / Nanophysics

created Oct 26, 2009 | popularity 4.7 / 5 (18) | comments 9

(PhysOrg.com) -- Researchers at the California Institute of Technology have created a nanoscale crystal device that, for the first time, allows scientists to confine both light and sound vibrations in the ...


Study shows how carbon nanotubes can affect lining of the lungs

Study shows how carbon nanotubes can affect lining of the lungs

Nanotechnology / Bio & Medicine

created Oct 25, 2009 | popularity 4.8 / 5 (10) | comments 1

(PhysOrg.com) -- Carbon nanotubes are being considered for use in everything from sports equipment to medical applications, but a great deal remains unknown about whether these materials cause respiratory ...


Penn study: Transforming nanowires into nano-tools using cation exchange reactions

Transforming nanowires into nano-tools using cation exchange reactions

Nanotechnology / Nanophysics

created Oct 23, 2009 | popularity not rated yet | comments 0

A team of engineers from the University of Pennsylvania has transformed simple nanowires into reconfigurable materials and circuits, demonstrating a novel, self-assembling method for chemically creating nanoscale ...