We’re not talking WiFi here, but plain optical signals. Free-space optical communication, or FSO, is an interesting and easy way to transmit signals through ... to narrow-beam LEDs or use ...
Neil Savage summarizes the latest beam-profiling products on the market. People using lasers to cut and weld material, send signals through optical fibre ... or CMOS image sensors, with different ...
(a) Schematic diagram of the optical trapping-enhanced SERS optofluidic detection system; (b) effect of the single-beam optical trap ... research in optical fiber sensors suitable for use under ...
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