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Fabry-Perot cavity resonance enabling highly polarization-sensitive double-layer gold grating

Jehwan Hwang1,2, Boram Oh1,3, Yeongho Kim1

  • 1Division of Industrial Metrology, Korea Research Institute of Standards and Science, Daejeon, 34113, Korea.

Scientific Reports
|October 5, 2018
PubMed
Summary

A double-layer gold grating acts as an optical cavity, significantly improving polarization control for infrared imaging. This enhanced wire grid polarizer offers superior extinction ratios for transverse magnetic over transverse electric light.

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