Gold is special, coveted as an investment, prized as jewellery and with a decorative history that dates back thousands of years. Ornate gilded surfaces have been found in ancient Egyptian tombs, where gold nanoparticles were ...
Bio & Medicine
Mar 2, 2016
0
70
Nanoparticles - tiny particles 100,000 times smaller than the width of a strand of hair - can be found in everything from drug delivery formulations to pollution controls on cars to HD TV sets. With special properties derived ...
Nanomaterials
Feb 24, 2016
2
53
(Phys.org)—Functionalized nanoparticles are one avenue of drug delivery for chemotherapeutics. However, getting nanoparticles to target the tumor site has proven difficult to do. One method researchers have used to target ...
Using bundled strands of DNA to build Tinkertoy-like tetrahedral cages, scientists at the U.S. Department of Energy's Brookhaven National Laboratory have devised a way to trap and arrange nanoparticles in a way that mimics ...
Nanophysics
Feb 4, 2016
1
2807
Blood serum proteins have been observed combining one-to-one with gold nanoparticles and prompting them to aggregate, scientists at Rice University reported.
Bio & Medicine
Jan 28, 2016
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31
Lining up gold nanoparticles in narrow trenches carved into a gold substrate has enabled A*STAR researchers to greatly enhance an optical effect that doubles the frequency of impinging light1. This approach could help produce ...
Nanophysics
Jan 20, 2016
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7
Gold nanoparticles have unusual optical, electronic and chemical properties, which scientists are seeking to put to use in a range of new technologies, from nanoelectronics to cancer treatments.
Bio & Medicine
Jan 7, 2016
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60
In the nanoworld, tiny particles of gold can operate like snow blowers, churning through surface layers of an important class of semiconductors to dig unerringly straight paths. The surprising trenching capability, reported ...
Nanophysics
Dec 28, 2015
0
433
Researchers have discovered a dazzling new method of visualizing neurons that promises to benefit neuroscientists and cell biologists alike: by using spectral confocal microscopy to image tissues impregnated with silver or ...
Bio & Medicine
Dec 15, 2015
0
279
A new method for building "drawbridges" between metal nanoparticles may allow electronics makers to build full-color displays using light-scattering nanoparticles that are similar to the gold materials that medieval artisans ...
Nanophysics
Dec 4, 2015
0
140
