The Physics and Applications of Superconducting Metamaterials

TL;DR

This paper reviews the development, unique electromagnetic properties, and applications of superconducting metamaterials, highlighting their advantages over normal metals and exploring future research directions.

Contribution

It provides a comprehensive overview of superconducting metamaterials, emphasizing their electromagnetic properties and potential applications, which is a novel synthesis of recent progress.

Findings

Superconducting metamaterials exhibit low losses and tunability.

They enable novel electromagnetic phenomena not possible with normal metals.

Potential applications include advanced sensors and communication devices.

Abstract

We summarize progress in the development and application of metamaterial structures utilizing superconducting elements. After a brief review of the salient features of superconductivity, the advantages of superconducting metamaterials over their normal metal counterparts are discussed. We then present the unique electromagnetic properties of superconductors and discuss their use in both proposed and demonstrated metamaterial structures. Finally we discuss novel applications enabled by superconducting metamaterials, and then mention a few possible directions for future research.