Metal complexes are becoming increasingly important as the photochemical building blocks of functional molecular systems such as sensors and photoelectrochemical cells. Of particular interest are metal complexes ...
May 17, 2013
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(Phys.org) —The macroscopic effects of certain nanoparticles on human health have long been clear to the naked eye. What scientists have lacked is the ability to see the detailed movements of individual ...
Apr 25, 2013
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(Phys.org)—In nanoscience, the ultimate goal is to design better materials and devices by controlling the positions of the atoms, molecules, and molecular clusters on a substrate with exact precision. In ...
Feb 27, 2013
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When a piece of metal is cooled down, it becomes easier for electrons to move through the material. Therefore, the electrical resistance of a metal normally decreases with lower temperatures. However, in ...
Jan 25, 2013
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The strong binding of gold on electronically modified calcium oxide can now be understood in detail. In a computational study, researchers at the University of Jyväskylä Nanoscience Center have shown how ...
Jan 22, 2013
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Intelligence is not only a matter of humans and animals. Scientists speak also of intelligent molecules. The latter directly react to external stimuli and change reversibly their shape. NIM physicists demonstrate ...
Jan 17, 2013
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(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 ...
Jan 04, 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 ...
Dec 05, 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 ...
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 locati ...
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 ...
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 ...
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, ...
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 ...
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. ...
Jul 26, 2012
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