Naturally hyperbolic
By Evgenii Narimanov, Alexander V. Kildishev. Nature Photonics, 2015
163 citations recorded by the source corpus.
Subfields: Atomic and Molecular Physics, and Optics, Biomedical Engineering, Electronic, Optical and Magnetic Materials
View Paper: https://www.semanticscholar.org/paper/730aad8cd57cd3e9ffe73e3faa1cd1c08788e62a