Diffraction enhanced transparency in a hybrid gold-graphene THz metasurface

Terahertz (THz) near-field microscopy is used to investigate the underlying physics that leads to diffraction enhanced transparency (DET) in a periodic array of detuned metallic rods. At the transparency frequency, the system is highly dispersive and THz radiation is delayed for several tens of pico...

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Bibliographic Details
Main Authors: Niels J. J. van Hoof, Stan E. T. ter Huurne, René H. J. Vervuurt, Ageeth A. Bol, Alexei Halpin, Jaime Gómez Rivas
Format: Article
Language:English
Published: AIP Publishing LLC 2019-03-01
Series:APL Photonics
Online Access:http://dx.doi.org/10.1063/1.5080390