(Phys.org)—Producing sustainable energy demands materials with specific physical and chemical properties that are controlled by the size and electrical charge of small metal particles, and scientists at Pacific Northwest ...
Nanomaterials
Jan 4, 2013
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Semiconductors have revolutionized computing because of their efficient control over the flow of electrical currents on a single chip, which has led to devices such as the transistor. Working towards a similar tunable functionality ...
Nanomaterials
Dec 5, 2012
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Ever since graphene was first isolated a few years ago, this quasi-two-dimensional network made up of a single layer of carbon atoms has been considered the magic material. Not only is graphene mechanically highly resilient, ...
Nanomaterials
Nov 27, 2012
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(Phys.org)—Called BRIGHTs, the tiny probes described in the online issue of Advanced Materials on Nov. 15, bind to biomarkers of disease and, when swept by an infrared laser, light up to reveal their location.
Nanomaterials
Nov 20, 2012
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(Phys.org)—It is possible to make gold wires so thin that there is not even enough room for electrons to pass one another. It's as if they were driving down a one-lane motorway, this has a major impact on traffic flow. ...
Nanophysics
Oct 24, 2012
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(Phys.org)—A study on how gold atoms bond to other atoms using a model that takes into account bonds direction has been carried out by physicist Marie Backman from the University of Helsinki, Finland, and colleagues. These ...
Condensed Matter
Sep 19, 2012
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Hydrogen is crucial for the oil-refining industry and the production of essential chemicals such as the ammonia used in fertilizers. Since producing hydrogen is costly, scientists have long searched for alternative, energy-efficient ...
Nanomaterials
Sep 12, 2012
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A team of researchers at Columbia Engineering, led by Applied Physics and Applied Mathematics Associate Professor Latha Venkataraman and in collaboration with Mark Hybertsen from the Center for Functional Nanomaterials at ...
Condensed Matter
Aug 12, 2012
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(Phys.org) -- Scientists at the University of Birmingham have developed a method to visualise gold on the nanoscale by using a special probe beam to image 20 atoms of gold bound together to make a cluster. The research is ...
Nanophysics
Jul 26, 2012
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North Carolina State University researchers have shown that the "bulkiness" of molecules commonly used in the creation of gold nanoparticles actually dictates the size of the nanoparticles – with larger so-called ligands ...
Nanomaterials
Jun 18, 2012
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