The application of light for information processing opens up a multitude of possibilities. However, to be able to adequately use photons in circuits and sensors, materials need to have particular optical and mechanical properties. ...
Optics & Photonics
Apr 11, 2013
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Commercial laser printers typically produce pin-sharp images with spots of ink about 20 micrometers apart, resulting in a resolution of 1,200 dots per inch (dpi). By shrinking the separation to just 250 nanometers—roughly ...
Nanophysics
Apr 11, 2013
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(Phys.org)—Can windows, tablets and e readers turn light into power? Can a surface coated with solar cells take sunlight and the glow of bulbs and change them into energy? As reported in Technology Review, expert scientists ...
The sight of the Millennium Falcon making the "jump to lightspeed" is one of the most iconic images from the Star Wars trilogy.
General Physics
Jan 14, 2013
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(Phys.org)—Scientists have discovered that a solar cell consisting of two or three layers of quantum dots, with each layer tuned to a different part of the solar spectrum, has an efficiency that is 40-60% higher than the ...
Just as gardeners can use 'growth lamps' to stimulate plant growth, materials scientists can now promote uniform growth of decahedron-shaped silver nanoparticles while they are in solution. These 10-faced solids, only tens ...
Nanophysics
Oct 10, 2012
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(Phys.org)—There are a lot of things that are hidden from our sight, and NASA's James Webb Space Telescope is going to open up another world in the way we look at the cosmos. The Webb telescope is going to do that by looking ...
Space Exploration
Sep 12, 2012
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Harnessing the energy of sunlight can be as simple as tuning the optical and electronic properties of metal oxides at the atomic level by making an artificial crystal or super-lattice 'sandwich' says a Binghamton University ...
Nanomaterials
Apr 19, 2012
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Scientists study the movement of charge carriers to design an organic LED that is energy efficient and still casts a warm, natural glow.
General Physics
Feb 1, 2012
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(PhysOrg.com) -- A new camera that will revolutionise the field of submillimetre astronomy has been unveiled on the James Clerk Maxwell Telescope (JCMT) in Hawaii SCUBA-2 is far more sensitive and powerful than previous instruments ...
Astronomy
Dec 6, 2011
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