AI Article Synopsis

  • Metamaterials are engineered materials that allow for unique properties not found in nature, achieved through specific design at the meta-molecule level.
  • This study focuses on the interaction between a non-magnetic split ring resonator (SRR) and a thin layer of yttrium iron garnet (YIG), revealing strong hybridized resonances.
  • The research shows that the YIG couples effectively with the electric mode of the SRR, and highlights potential for developing new phenomena like backward volume magnetostatic waves in the anti-crossing region.

Article Abstract

Metamaterials offer the prospect of new science and applications. They have been designed by shaping or changing the material of the individual meta-molecules to achieve properties not naturally attainable. Composite meta-molecules incorporating a magnetic component offer new opportunities. In this work we report on the interaction between a non-magnetic split ring resonator (SRR) and a thin film of yttrium iron garnet (YIG). Strong hybridized resonances are observed. While the SRR is characterized by a magnetic and electric resonance, in practice, it is found that the YIG couples strongly to this symmetric (electric) mode of the SRR. It is also demonstrated that the anti-crossing region provides fertile ground for the creation of elementary excitations such as backward volume magnetostatic waves.

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Source
http://dx.doi.org/10.1364/OE.21.001456DOI Listing

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