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Running electronics using light


"If you open up almost any electronic gadget, you will see various elements that operating using electric circuitries," Nader Engheta tells "Many of them have different functionalities, such as inductors, capacitors, resistors, transistors, and so forth. These well-known elements have been around for decades. But what if you could bring these concepts to the nanoscale, and what if they could operate with light instead of electricity?"
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