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EPA Issues Nanotechnology White Paper

EPA’s Science Policy Council has issued the Nanotechnology White Paper (EPA/100/B-07/001, February 2007). The purpose of the White Paper is to inform EPA management of the science issues and needs associated with n...

20 Feb 2007

ASU Studies Impact of Nanoparticles on Aquatic Organisms

Sun screen - you can't live without it in the Southwest. But the very product that is protecting human skin from harmful solar rays could be wreaking havoc on the environment because of one ingredient. Researchers...

20 Feb 2007

QUT Scientists Develop Ceramic Membranes for Nanofiltration

HIV may one day be able to be filtered from human blood saving the lives of millions of people, thanks to a world-first innovation by Queensland University of Technology scientists. QUT scientists have developed speci...

19 Feb 2007

Xerox, Government of Alberta and NRC National Institute for Nanotechnology Invest $4.5 Million in Nanotechnology

In Canada's first major public-private nanotechnology research partnership, the Xerox Research Centre of Canada (XRCC), the National Research Council Canada (NRC), the National Institute for Nanotechnology (NINT) and...

19 Feb 2007

Precise Control of Water Through a Nanotube Membrane Demonstrated

By fusing wet and dry nanotechnologies, researchers at Rensselaer Polytechnic Institute have found a way to control the flow of water through carbon nanotube membranes with an unprecedented level of precision. The resear...

19 Feb 2007

Scientists Use Quantum Dots and Nanoparticles to Improve Identification of Disease Biomarkers

Analyzing human blood for a very low virus concentration or a sample of water for a bioterrorism agent has always been a time-consuming and difficult process. Researchers at the Georgia Institute of Technology and Emory ...

19 Feb 2007

Disposable Sensor for Detecting Hazardous Uranium Ions

Researchers at the University of Illinois at Urbana-Champaign have developed a simple, disposable sensor for detecting hazardous uranium ions, with sensitivity that rivals the performance of much more sophisticated labor...

19 Feb 2007

50-Atom Thick Porous Membrane

A newly designed porous membrane, so thin it's invisible edge-on, may revolutionize the way doctors and scientists manipulate objects as small as a molecule. The 50-atom thick filter can withstand surprisingly hig...

19 Feb 2007

Quasiparticle Self-Consistent GW Theory

Gold is shiny, diamonds are transparent, and iron is magnetic. Why is that? The answer lies with a material's electronic structure, which determines its electrical, optical, and magnetic properties. Sandia relies...

19 Feb 2007

Effects of Disorder on Electron Spin Dynamics in a Semiconductor Quantum Well

Physicists at JILA are using ultrashort pulses of laser light to reveal precisely why some electrons, like ballet dancers, hold their spin positions better than others - work that may help improve spintronic devices, whi...

19 Feb 2007

New Cryogenic Refrigerator

A new cryogenic refrigerator has been demonstrated at the National Institute of Standards and Technology (NIST) that operates at twice the usual frequency, achieving a long-sought combination of small size, rapid cooling...

19 Feb 2007

Berkeley Create New High-Performance Mirror

Engineers at the University of California, Berkeley, have created a new high-performance mirror that could dramatically improve the design and efficiency of the next generation of devices relying upon laser optics, inclu...

19 Feb 2007

Researchers Successfully Generate Electricity from Heat by Trapping Organic Molecules Between Metal Nanoparticles

Researchers at the University of California, Berkeley, have successfully generated electricity from heat by trapping organic molecules between metal nanoparticles, an achievement that could pave the way toward the develo...

19 Feb 2007

Advancing Nanotechnology in a Sustainable World Can be Reached by Using Green Chemistry

The safest possible future for advancing nanotechnology in a sustainable world can be reached by using green chemistry, says James E. Hutchison, a professor of chemistry at the University of Oregon. "Around the w...

19 Feb 2007

Unexpected Healing Powers of Nanotubes

Pound for pound, carbon nanotubes are stronger and lighter than steel, but unlike other materials, the miniscule cylinders of carbon - which are no wider than a strand of DNA - remain remarkably robust even when chunks o...

19 Feb 2007