Citation: | Nemati A, Wang Q, Hong M H, Teng J H. Tunable and reconfigurable metasurfaces and metadevices. Opto-Electron Adv 1, 180009 (2018). doi: 10.29026/oea.2018.180009 |
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Schematic art view of the different mechanisms in tunable metasurfaces.
The metal-oxide-semiconductor heterostructure with ITO as the active material.
The refractive index (n) and extinction coefficient (k) in a 5 nm accumulation layer, extracted data from the ellipsometry measurements.
The tunability of ITO in a multilayer modulator.
Tunable metasurfaces using ITO as an active layer.
Phase transition in ferroelectric materials.
Thermal tuning of ferroelectric materials in active metamaterials.
Electrical tuning of the ferroelectric material in active metamaterials.
Tunable metamaterials using graphene as the active material.
Tunable metamaterials using GST as the active material.
Liquid crystal molecules orientation and periodicity in (a) smectic, (b) nematic, and (c) isotropic phases.
Tunable metamaterials using LCs as the active material.
Tunable metamaterials using semiconductors as the active material.
Flexible tunable metamaterials made on elastic substrates.
Reconfigurable metamaterials using M-NEMS.