Millimetre-wave switching by optically generated plasma in silicon

Millimetre-wave switching by optically generated plasma in silicon

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Optoelectronic switching and gating of millimetre-wave signals at 94 GHz by optically generated plasma in silicon dielectric waveguides are reported. A pulsewidth for millimeter-wave signals as short as one nanosecond and variable to tens of nanoseconds can readily be obtained by this technique.


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