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Nanotechnology news 1234

Reversible 3-D cell culture gel invented

September 28, 2008 | User rating: 4.7 / 5 after 23 vote(s) | No comments yet

Singapore's Institute of Bioengineering and Nanotechnology (IBN), which celebrates its fifth anniversary this year, has invented a unique user-friendly gel that can liquefy on demand, with the potential to revolutionize three-dimensional ...


Tweezers Trap Nanotubes by Color

September 26, 2008 | User rating: 4.6 / 5 after 7 vote(s) | No comments yet

Singled-walled carbon nanotubes are graphene sheets wrapped into tubes, and are typically made up of various sizes and with different amounts of twist (also known as chiralities). Each type of nanotube has its own electronic ...


Hybrid Nanoparticles Image and Treat Tumors

September 26, 2008 | User rating: 4.7 / 5 after 19 vote(s) | No comments yet

(PhysOrg.com) -- By combining a magnetic nanoparticle, a fluorescent quantum dot, and an anticancer drug within a lipid-based nanoparticle, a multi-institutional research team headed by members of the National Cancer Institute’s ...


New graphene-based material clarifies graphite oxide chemistry

September 25, 2008 | User rating: 4.4 / 5 after 13 vote(s) | No comments yet

A new "graphene-based" material that helps solve the structure of graphite oxide and could lead to other potential discoveries of the one-atom thick substance called graphene, which has applications in nanoelectronics, ...


New nanoscale process will help computers run faster and more efficiently

September 25, 2008 | User rating: 4.6 / 5 after 40 vote(s) | User comments: 9

(PhysOrg.com) -- Smaller. Faster. More efficient. These are the qualities that drive science and industry to create new nanoscale structures that will help to speed up computers.


Nanoscale Dominoes: Magnetic Moments Topple Over in Rows

September 24, 2008 | User rating: 3.8 / 5 after 6 vote(s) | No comments yet

Physicists at the Institut für Festkörperforschung in Germany have discovered a type of domino effect in rows of individual manganese atoms on a nickel surface. They determined that the magnetic arrangement of these nanowires ...


Carbon nanostructures form the future of electronics and optoelectronics

September 23, 2008 | User rating: 4.1 / 5 after 7 vote(s) | No comments yet

This year's Julius Springer Prize for Applied Physics will be awarded to Phaedon Avouris and Tony Heinz for their pioneering work on the electrical and optical properties of nanoscale carbon materials including carbon nanotubes ...


Purifying nanorods: Big success with tiny cleanup

September 22, 2008 | User rating: 4.6 / 5 after 9 vote(s) | No comments yet

Chemists at Rice University have discovered a novel method to produce ultra-pure gold nanorods -- tiny, wand-like nanoparticles that are being studied in dozens of labs worldwide for applications as broad as diagnosing disease ...


Nanopencil Can Provide Terabit Data Storage Density

September 22, 2008 | User rating: 4.5 / 5 after 53 vote(s) | User comments: 7

(PhysOrg.com) -- Scientists have fabricated a 'nanopencil' with a tip so small that it can be used as a scanning probe in ultrahigh-density computer data storage systems.


Important Twist in Supercapacitor Research

September 19, 2008 | User rating: 4.3 / 5 after 176 vote(s) | User comments: 16

(PhysOrg.com) -- Car batteries as we know them today may soon be relics. Storing energy in clunky containers with limited shelf lives has plagued car makers and military engineers who need lightweight, powerful ...


'Buckyballs' have high potential to accumulate in living tissue

September 18, 2008 | User rating: 4.5 / 5 after 13 vote(s) | No comments yet

Research at Purdue University suggests synthetic carbon molecules called fullerenes, or buckyballs, have a high potential of being accumulated in animal tissue, but the molecules also appear to break down in sunlight, perhaps ...


Coating copies microscopic biological surfaces

September 17, 2008 | User rating: 3.7 / 5 after 6 vote(s) | No comments yet

Someday, your car might have the metallic finish of some insects or the deep black of a butterfly's wing, and the reflectors might be patterned on the nanostructure of a fly's eyes, according to Penn State ...


New technique sees into tissue at greater depth, resolution

September 17, 2008 | User rating: 4.6 / 5 after 20 vote(s) | No comments yet

By coupling a kicked-up version of microscopy with miniscule particles of gold, Duke University scientists are now able to peer so deep into living tissue that they can see molecules interacting.


Researchers Discover Nanoparticles Can Break On Through

September 16, 2008 | User rating: 3 / 5 after 7 vote(s) | User comments: 2

(PhysOrg.com) -- In a finding that could speed the use of sensors or barcodes at the nanoscale, North Carolina State University engineers have shown that certain types of tiny organic particles, when heated to the proper ...


Simulations help explain fast water transport in nanotubes

September 16, 2008 | User rating: 4.4 / 5 after 7 vote(s) | No comments yet

(PhysOrg.com) -- By discovering the physical mechanism behind the rapid transport of water in carbon nanotubes, scientists at the University of Illinois have moved a step closer to ultra-efficient, next-generation ...


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