Laser diodes are semiconductors that generate light and amplify it using repeated reflection or "optical feedback." Once the ...

Photonic crystal surface-emitting lasers or PCSELs are laser diodes that generate laser beams through controlled light wave interaction within a photonic crystal structure. In a recent study, ...

In the field of optics, coupled light sources (e.g., lasers) can influence each other, producing ... A team of physicists and engineers at the University of Colorado Boulder has discovered a new ...

Researchers developed a numerical simulation technique for light wave interactions in triangular-lattice PCSELs, enhancing performance and design scalability.

A street sign for Wall Street is seen outside the New York Stock Exchange (NYSE) in Manhattan, New York City, U.S. December 28, 2016. REUTERS/Andrew Kelly/File Photo Wall Street's main indexes ...

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An open-source hardware enthusiast has shared their latest project, a 3D-printed, Arduino-powered Wall-E replica. This personal project, in… ...