Quasicrystals: Making invisible materials

TL;DR

This paper discusses how all-dielectric photonic quasicrystals can function as zero-refractive-index materials, enabling advanced light manipulation and cloaking despite lacking periodic structure.

Contribution

It introduces the concept of using photonic quasicrystals as zero-refractive-index materials, expanding the design space for optical devices.

Findings

Photonic quasicrystals can act as zero-refractive-index materials.

They enable wavelength stretching and light wavefront control.

Potential applications include optical cloaking.

Abstract

All-dielectric photonic quasicrystals may act as zero-refractive-index homogeneous materials despite their lack of translational symmetry and periodicity, stretching wavelengths to infinity and offering applications in light wavefront sculpting and optical cloaking.