Operating a hard disk drive is as complex as keeping a superfast car on the road. Read/write heads within the hard disk must process a huge amount of data at high speed. Controlling the motion of the slider housing these ...
Engineering
Aug 28, 2013
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(Phys.org) —Applied physicists at the Harvard School of Engineering and Applied Sciences (SEAS) have demonstrated that they can change the intensity, phase, and polarization of light rays using a hologram-like design decorated ...
Nanophysics
Aug 20, 2013
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Conventional lenses, made of shaped glass, are limited in how precisely they can redirect beams of incoming light and make them meet at a point. Now, a team led by Zhengtong Liu at the A*STAR Institute of High Performance ...
Optics & Photonics
Aug 14, 2013
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(Phys.org) —Researchers at the University of Rochester have measured for the first time light emitted by photoluminescence from a nanodiamond levitating in free space. In a paper published this week in Optics Letters, they ...
Optics & Photonics
Aug 12, 2013
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Hold a magnifying glass over the driveway on a sunny day and it will focus sunlight into a single beam. Hold a prism in front of the window and the light will spread out into a perfect rainbow. Lenses like these have been ...
General Physics
Aug 12, 2013
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Chemists in The College of Arts and Sciences have figured out how to synthesize nanomaterials with stainless steel-like interfaces. Their discovery may change how the form and structure of nanomaterials are manipulated, particularly ...
Nanomaterials
Aug 9, 2013
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Bending light beams to your whim sounds like a job for a wizard or an a complex array of bulky mirrors, lenses and prisms, but a few tiny liquid bubbles may be all that is necessary to open the doors for next-generation, ...
Nanophysics
Aug 9, 2013
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How do you take the temperature of a cell? The familiar thermometer from a doctor's office is slightly too big considering the average human skin cell is only 30 millionths of a meter wide. But the capability is significant; ...
General Physics
Aug 6, 2013
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The world's most famous painting has now been created on the world's smallest canvas. Researchers at the Georgia Institute of Technology have "painted" the Mona Lisa on a substrate surface approximately 30 microns in width ...
Nanophysics
Aug 5, 2013
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Miniaturizing microscopic metallic objects while enhancing their strength is critical to developing high-performance devices that integrate transistor-like electronics with mechanical components. When these objects consist ...
Nanophysics
Jul 31, 2013
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