News tagged with nanoparticles

Related topics: cancer cells , tumor cells , cancer , particles , gold

Researchers create nanoscale gold coating with largest-ever superlattice (w/ video)

(PhysOrg.com) -- Researchers at Rensselaer Polytechnic Institute developed a new method for creating a layer of gold nanoparticles that measures only billionths of a meter thick. These self-assembling gold coatings with features ...

Nanotechnology / Nanomaterials

created Sep 16, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Look ma, no hands: Engineers invent a magnetic fluid pump with no moving parts

(PhysOrg.com) -- Used in Hollywood and the advertising industry to create exotic special effects, ferrofluids are seemingly magical materials that are both liquid and magnetic at once. In a study published ...

Physics / General Physics

created Sep 16, 2011 | popularity 5 / 5 (22) | comments 12 | with audio podcast

Carbon nanoparticles break barriers -- and that may not be good

A study by researchers from the schools of science and medicine at Indiana University-Purdue University Indianapolis examines the effects of carbon nanoparticles (CNPs) on living cells. This work is among ...

Nanotechnology / Bio & Medicine

created Sep 15, 2011 | popularity 5 / 5 (8) | comments 0 | with audio podcast

New technology for recovering valuable minerals from waste rock

Researchers report discovery of a completely new technology for more efficiently separating gold, silver, copper, and other valuable materials from rock and ore. Their report on the process, which uses nanoparticles ...

Nanotechnology / Nanomaterials

created Sep 14, 2011 | popularity 4.8 / 5 (6) | comments 3 | with audio podcast

Optofluidics could improve energy applications

(PhysOrg.com) -- The ability to manipulate light and fluids on a single chip, broadly called "optofluidics," has led to such technologies as liquid-crystal displays and liquid-filled optical fibers for fast ...

Physics / Optics & Photonics

created Sep 13, 2011 | popularity 5 / 5 (1) | comments 1 | with audio podcast

Team finds stable RNA nano-scaffold within virus core

With the discovery of a RNA nano-scaffold that remains unusually stable in the body, researchers at the University of Cincinnati (UC) have overcome another barrier to the development of therapeutic RNA nanotechnology.

Nanotechnology / Bio & Medicine

created Sep 12, 2011 | popularity 5 / 5 (5) | comments 1 | with audio podcast

Parabolic mirrors concentrate sunlight to power lasers

Legend tells of Greek engineer and inventor Archimedes using parabolic mirrors to create "heat rays" to burn the ships attacking Syracuse. Though the underpinnings of that claim are speculative at best, a modern-day team ...

Physics / General Physics

created Sep 12, 2011 | popularity 4.4 / 5 (8) | comments 15 | with audio podcast

Crystal clear research

(PhysOrg.com) -- Scientists have successfully created synthetic crystals whose structures and properties mimic those of naturally occurring biominerals such as seashells.

Nanotechnology / Nanomaterials

created Sep 06, 2011 | popularity 4.5 / 5 (4) | comments 1 | with audio podcast

An innovative method for measuring nanoparticles

Precise measurement of the molecular weight, size and density of a nanoparticle in a single procedure is now possible, thanks to an ultracentrifugation method, dusted off by Swiss scientists at EPFL.

Nanotechnology / Bio & Medicine

created Aug 31, 2011 | popularity 5 / 5 (1) | comments 0

Engineers discover nanoscale balancing act that mirrors forces at work in living systems

(PhysOrg.com) -- A delicate balance of atomic forces can be exploited to make nanoparticle superclusters that are uniform in size---an attribute that's important for many nanotech applications but hard to ...

Nanotechnology / Nanophysics

created Aug 23, 2011 | popularity 4.4 / 5 (11) | comments 5 | with audio podcast

Nickel nanoparticles may contribute to lung cancer

All the excitement about nanotechnology comes down to this: Structures of materials at the scale of billionths of a meter take on unusual properties. Technologists often focus on the happier among these newfound capabilities, ...

Nanotechnology / Bio & Medicine

created Aug 23, 2011 | popularity 5 / 5 (1) | comments 1 | with audio podcast

Tunable nano-suspensions for light harvesting

A Syracuse University researcher has developed a patent-pending robust process to manufacture stable suspensions of metal nanoparticles capable of capturing sunlight.

Nanotechnology / Nanophysics

created Aug 22, 2011 | popularity 5 / 5 (3) | comments 2

In Brief: Bifunctional plasmonic / magnetic nanoparticles

An amorphous-seed mediated strategy has been developed in the Center for Nanoscale Materials Nanophotonics Group at the Argonne National Laboratory for creating bifunctional nanoparticles composed of silver ...

Nanotechnology / Nanomaterials

created Aug 19, 2011 | popularity 5 / 5 (1) | comments 0

Manipulating nanoparticles' surface chemistry holds medical promise

(PhysOrg.com) -- Swapping the chemical groups that originally coat iron oxide nanoparticles and making the particles soluble in biological solvents shows great promise for medical applications, such as drug delivery and contrast ...

Nanotechnology / Bio & Medicine

created Aug 17, 2011 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast

Nano Gold Rush: Researchers use tiny gold particles to boost organic solar cell efficiency

(PhysOrg.com) -- In the world of solar energy, organic photovoltaic solar cells have a wide range of potential applications, but they are still considered an upstart. While these carbon-based cells, which use organic polymers ...

Nanotechnology / Nanomaterials

created Aug 16, 2011 | popularity 5 / 5 (2) | comments 1 | with audio podcast