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Nanotechnology news 1234

Nano sculptures in gold

August 01, 2008 | User rating: 4.2 / 5 after 18 vote(s) | User comments: 1

If someone is charged up, the colour of their face might change, but they don't immediately pull off one of their arms, only to reattach it as a third leg. With some molecules, however, the situation is quite ...


Scientists develop the world's thinnest balloon

August 11, 2008 | User rating: 4.6 / 5 after 25 vote(s) | User comments: 7

(PhysOrg.com) -- Researchers in New York are reporting development of the world's thinnest balloon, made of a single layer of graphite just one atom thick. This so-called graphene sealed microchamber is impermeable ...


Nanoparticles Detect Telomerase Activity

July 24, 2008 | User rating: 4.3 / 5 after 12 vote(s) | User comments: 4

Telomerase, an enzyme that prevents chromosomes from shortening when they divide, is widely suspected of playing a key role in making cancer cells immortal. Though researchers have developed a variety of methods for measuring ...


Large area transistors get helping hand from quantum effects

August 08, 2008 | User rating: 4.6 / 5 after 11 vote(s) | No comments yet

Researchers from the Hitachi Central Research Laboratory, Japan, and the Advanced Technology Institute of the University of Surrey today report that nano-designed transistors for the large area display and sensor application ...


Scientists demonstrate potential of graphene films as next-generation transistors

July 31, 2008 | User rating: 4.6 / 5 after 20 vote(s) | User comments: 1

Physicists at the University of Pennsylvania have characterized an aspect of graphene film behavior by measuring the way it conducts electricity on a substrate. This milestone advances the potential application of graphene, ...


Scientists overcome nanotech hurdle

August 13, 2008 | User rating: 4.3 / 5 after 18 vote(s) | User comments: 6

When you make a new material on a nanoscale how can you see what you have made? A team lead by a Biotechnology and Biological Sciences research Council (BBSRC) fellow has made a significant step toward overcoming this major ...


Researchers demonstrate a flexible, 1-step assembly of nanoscale structures

July 25, 2008 | User rating: 4.4 / 5 after 10 vote(s) | User comments: 1

Scientists at the University of Pennsylvania have created a one-step, repeatable method for the production of functional nanoscale patterns or motifs with adjustable features, size and shape using a single master "plate."


Nanoparticle Research Points to Energy Savings

July 23, 2008 | User rating: 4.9 / 5 after 21 vote(s) | User comments: 5

(PhysOrg.com) -- Adding just the right dash of nanoparticles to standard mixes of lubricants and refrigerants could yield the equivalent of an energy-saving chill pill for factories, hospitals, ships, and ...


Nanojewels made easy

July 30, 2008 | User rating: 4.3 / 5 after 12 vote(s) | No comments yet

Butterfly wings, peacock feathers, opals and pearls are some of nature's jewels that use nanostructures to dazzle us with color. It's accomplished through the way light reaches our eyes after passing through the submicroscopic ...


Northwestern chemists take gold, mass-produce Beijing Olympic logo

August 14, 2008 | User rating: 3 / 5 after 9 vote(s) | No comments yet

Northwestern University nanoscientist Chad A. Mirkin has mass-produced the 2008 Summer Olympics logo -- 15,000 times. All the logos take up only one square centimeter of space.


New disease-fighting nanoparticles look like miniature pastries

July 29, 2008 | User rating: 4.5 / 5 after 13 vote(s) | No comments yet

Ultra-miniature bialy-shaped particles — called nanobialys because they resemble tiny versions of the flat, onion-topped rolls popular in New York City — could soon be carrying medicinal compounds through patients' bloodstreams ...


'Small' research at MSU leads to advances in energy, electronics

July 31, 2008 | User rating: 4.7 / 5 after 18 vote(s) | User comments: 1

A Michigan State University researcher and his students have developed a nanomaterial that makes plastic stiffer, lighter and stronger and could result in more fuel-efficient airplanes and cars as well as ...


Holey Nanoparticles Create New Tumor Imaging and Therapeutic Agent

July 22, 2008 | User rating: 4.7 / 5 after 6 vote(s) | No comments yet

Using a polymer that has both water-soluble and water-insoluble regions, a team of investigators from the Siteman Center of Cancer Nanotechnology Excellence has created a nanoparticle shaped like a bialy, a close relative ...


Shape, not just size, impacts effectiveness of emerging nanomedicine therapies

August 04, 2008 | User rating: 5 / 5 after 6 vote(s) | No comments yet

In the budding field of nanotechnology, scientists already know that size does matter. But now, researchers at the University of North Carolina at Chapel Hill have shown that shape matters even more — a finding that could ...


Clemson scientists put a (nano) spring in their step

August 13, 2008 | User rating: 4.6 / 5 after 5 vote(s) | No comments yet

Electronic devices get smaller and more complex every year. It turns out that fragility is the price for miniaturization, especially when it comes to small devices, such as cell phones, hitting the floor. ...


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