News tagged with cavities

Seeing a photon without absorbing it

Light is of fundamental importance. It allows us to see the world around us and record pictures of our environment. It enables communication over long distances through optical fibers. All current methods ...

dateNov 14, 2013 in Quantum Physics
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Tiny sensors put the squeeze on light

Microelectromechanical systems, known as MEMS, are ubiquitous in modern military systems such as gyroscopes for navigation, tiny microphones for lightweight radios, and medical biosensors for assessing the ...

dateOct 24, 2013 in Optics & Photonics
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Treated fibers clean dye-polluted waters

(Phys.org) —A cheap and simple process using natural fibers embedded with nanoparticles can almost completely rid water of harmful textile dyes in minutes, report Cornell and Colombian researchers who worked ...

dateSep 19, 2013 in Nanomaterials
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