Widely Tunable Terahertz Phase Modulation with Gate-Controlled Graphene Metasurfaces

By Ziqi Miao, Qiong Wu, Xin Li, Qiong He, Kun Ding, Z. An, Yuanbo Zhang, Lei Zhou. 2015

271 citations recorded by the source corpus.

Modulating the phase of electromagnetic waves has many applications in photonic research. A new mechanism allows a thin graphene metasurface to reliably achieve an extremely large phase modulation in THz radiation.

Subfields: Biomedical Engineering, Electrical and Electronic Engineering, Electronic, Optical and Magnetic Materials

View Paper: https://www.semanticscholar.org/paper/0d693807e2d4fe2542f65173458b4059263d1493

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In Biomedical Engineering

In Electrical and Electronic Engineering

In Electronic, Optical and Magnetic Materials

Citations in the corpus

Roadmap on metasurfaces (2019, methodology): “(f) Wide-range phase tuning achieved with a gatedcontrolled graphene MS [137].”
Dynamically controlling terahertz wavefronts with cascaded metasurfaces (2021, unknown): “41,42 As a result, most tunable metadevices so far demonstrated at THz frequencies can only control THz beams in a uniform manner, 43,44 but typically cannot manipulate the THz wavefronts dynamically, due ultimately to deficiencies in local-tuning capabilities at deep-subwavelength scales in this…”
Metasurfaces and their applications (2018, background): “Based on the same principle, to obtain a much broader range of phase variation, recently, an interesting metasurface design involving a doped graphene layer was suggested [125].”
A review of gap-surface plasmon metasurfaces: fundamentals and applications (2018, background): “Figure 11B schematically shows the wide-range phase modulator, which is consisting of magnetic resonators and gate-controlled graphene [47].”