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Schematic of the electrically tunable negative permeability metamaterial consisting of SRRs and infiltrated LC.
(Color online) Demonstration of the electrically tunable negative permeability metamaterials. (a) Transmission spectra under different dc electric fields. (b) Dependence of the tuning on the electric field with respect to that of zero electric field.
(Color online) Calculated effective permeabilities of the metamaterials under different electric fields.
(Color online) Simulated dynamic electric field intensity distribution of the SRRs at its resonance frequency in the (a) and (b) planes.
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