Abstract: Improving optical confinement and threshold currents has been the main focus of AlGaN-based deep-ultraviolet (DUV) laser diode (LD) optimization. In this paper, an inverted trapezoidal hole ...
Columbia University engineers have created a chip that transforms a single high-power laser into dozens of stable light ...
While developing LiDAR technology, scientists unexpectedly discovered how to generate multiple laser colors from a single ...
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