Related Experiment Video
Updated: May 28, 2026
09:39
Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing
Published on: June 28, 2024
Competing coupled gaps and slabs for plasmonic metamaterial analysis
Gilad Rosenblatt1, Meir Orenstein
1Department of Electrical Engineering, Technion, Haifa 32000, Israel.
Optics Express
|October 15, 2011
Summary
We present a new analysis method for understanding the band structure of periodic metal-dielectric metamaterials. This approach reveals key features like band intersections and flat bands, aiding in the design of novel optical materials.
Area of Science:
- Metamaterials
- Plasmonics
- Condensed Matter Physics
Background:
- Layered metal-dielectric structures are crucial for metamaterial applications.
- Understanding their band structure is key to controlling electromagnetic wave propagation.
Purpose of the Study:
- To introduce a novel analysis approach for comprehending the band structure of periodic metal-dielectric stacks.
- To enable rigorous identification of unique band structure features.
Main Methods:
- Analysis based on competing coupled structures of plasmonic metal-insulator-metal (MIM) gaps and metal-insulator-metal (IMI) slabs.
- Investigating the band structure of periodic metal-dielectric stacks.
Main Results:
- Rigorous identification of plasmonic band intersections, flat band formation, and negative band formation.
- Detailed comprehension of the field symmetry of propagating modes.
- The 'gap-slab competition' concept developed for design tools.
Conclusions:
- The novel approach facilitates the design of metamaterials with tailored dispersion properties.
- Enables incorporation of gap and slab mode effects into stack band structures.
- Accounts for effects of finite stack termination in metamaterial design.
