Researchers in Japan have developed a new photodiode that can detect in just milliseconds a certain type of high-energy ultraviolet light, called UVC, which is powerful enough to break the bonds of DNA and harm living creatures. ...
General Physics
Oct 4, 2013
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One of the major hurdles in the development of faster electronic devices is the amount of heat produced by silicon microchips. This heat is created by the transport of electrical charges through transistors. Seiji Yunoki ...
General Physics
Sep 6, 2013
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The National Physical Laboratory (NPL) has collaborated with Chalmers University of Technology and Linköping University in Sweden to help develop a fast and inexpensive tool for quality control of graphene grown on silicon ...
Nanomaterials
Aug 29, 2013
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A Rice University laboratory pioneering memory devices that use cheap, plentiful silicon oxide to store data has pushed them a step further with chips that show the technology's practicality.
Nanophysics
Jul 9, 2013
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It all starts with a single octahedron structure, then after four iterations there are already 625 of them. Each iteration creates a new octahedron at each vertex. The result is a fascinating 3D fractal construction on micro ...
Nanomaterials
Jun 19, 2013
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(Phys.org) —In 2010, the discoverers of graphene—a revolutionary material made of a carbon "monolayer" just one atom thick—snagged the Nobel Prize in physics. An extremely efficient conductor of heat and electricity, ...
Condensed Matter
Apr 22, 2013
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Scientists at Aalto University, Finland and Fraunhofer ISE, Germany report an efficiency of 18.7% for black silicon solar cells, the highest efficiency reported so far for a black silicon solar cell.
Energy & Green Tech
Apr 4, 2013
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(Phys.org) —When physics professor Randy Heflin brought his 18-month-old daughter to the pediatrician, he didn't know the visit would provide the motivation for a discovery that could herald a breakthrough in diagnostic ...
Polymers
Mar 5, 2013
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(Phys.org)—The sun's energy is virtually limitless, but harnessing its electricity with today's single-crystal silicon solar cells is extremely expensive—10 times pricier than coal, according to some estimates. Organic ...
General Physics
Jan 25, 2013
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Scientists at Aalto University have demonstrated results that show a huge improvement in the light absorption and the surface passivation of silicon nanostructures. This has been achieved by applying atomic layer coating. ...
Energy & Green Tech
Jan 18, 2013
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