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Active tuning of high-Q dielectric metasurfaces

Journal Article · · Applied Physics Letters
DOI:https://doi.org/10.1063/1.4997301· OSTI ID:1399562

Here, we demonstrate the active tuning of all-dielectric metasurfaces exhibiting high-quality factor (high-Q) resonances. The active control is provided by embedding the asymmetric silicon meta-atoms with liquid crystals, which allows the relative index of refraction to be controlled through heating. It is found that high quality factor resonances (Q = 270 ± 30) can be tuned over more than three resonance widths. Our results demonstrate the feasibility of using all-dielectric metasurfaces to construct tunable narrow-band filters.

Research Organization:
Sandia National Laboratories (SNL-NM), Albuquerque, NM (United States)
Sponsoring Organization:
USDOE National Nuclear Security Administration (NNSA)
Grant/Contract Number:
AC04-94AL85000
OSTI ID:
1399562
Alternate ID(s):
OSTI ID: 1373621
Report Number(s):
SAND--2017-8271J; 655940
Journal Information:
Applied Physics Letters, Journal Name: Applied Physics Letters Journal Issue: 5 Vol. 111; ISSN 0003-6951
Publisher:
American Institute of Physics (AIP)Copyright Statement
Country of Publication:
United States
Language:
English

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Cited By (12)

High-Efficiency Metasurfaces: Principles, Realizations, and Applications journal July 2018
Optical Metasurfaces: Evolving from Passive to Adaptive journal April 2019
Reversible Image Contrast Manipulation with Thermally Tunable Dielectric Metasurfaces journal March 2019
Self-assembly of nanostructured glass metasurfaces via templated fluid instabilities journal February 2019
Generation of microwave orbital angular momentum states using hemispherical dielectric resonator antenna journal March 2018
Enhanced magneto-optical effects in hybrid Ni-Si metasurfaces journal January 2019
Polarization states synthesizer based on a thermo-optic dielectric metasurface journal August 2019
Resonant dielectric metasurfaces: active tuning and nonlinear effects journal July 2019
Mechanically tunable focusing metamirror in the visible journal January 2019
Thermal tuning capabilities of semiconductor metasurface resonators journal November 2018
Enhanced FANO Structure Based on Tip-Field-Enhancement Theory journal November 2019
Thermal tuning capabilities of semiconductor metasurface resonators preprint January 2018

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