Plasmonic Heterodyne Terahertz Spectrometry

Ning Wang,Semih Cakmakyapan,Mona Jarrahi

2018 Conference on Lasers and Electro-Optics (CLEO)（2018）

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摘要

We demonstrate a new class of terahertz spectrometers that use plasmonic photomixers as frequency downconverters to offer quantum-level sensitivity at room temperature. We demonstrated double-sideband noise temperatures of 120-270 K (10hv/k -2hv/k) over 0.1-2 THz, equivalent to 10-2 photons.

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关键词

plasmonic heterodyne terahertz spectrometry,terahertz spectrometers,plasmonic photomixers,double-sideband noise temperatures,temperature 120.0 K to 270.0 K,frequency 0.1 THz to 2.0 THz

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