News tagged with optical device

A faster path to optical circuits

Just as electronic circuits work with electrical charges, optical circuits process pulses of light, which gives them a distinct advantage in terms of speed. Optical technologies are therefore the object of intense research, ...

Jun 16, 2014
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Physicists investigate onset of effective mass

(Phys.org) —Although mass may seem to be a fairly straightforward concept, from a physics perspective it can be much more complex than weighing an object and reading off a number in grams. For instance, an object's mass ...

May 21, 2014 feature
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