We introduce the refractiveindex. info database, a comprehensive open-source repository
containing optical constants for a wide array of materials, and describe in detail the …

Dielectric metasurfaces, composed of planar arrays of subwavelength dielectric structures
that collectively mimic the operation of conventional bulk optical elements, have …

Hexagonal boron nitride (hBN), also known as white graphite, is a transparent layered
crystal with a wide bandgap. Its crystal structure resembles graphite, featuring layers …

Birefringence is at the heart of photonic applications. Layered van der Waals materials
inherently support considerable out-of-plane birefringence. However, funnelling light into …

Nonlinear chiral photonics explores the nonlinear response of chiral structures, and it offers
a pathway to novel optical functionalities not accessible through linear or achiral systems …

Nonlinear nanophotonic circuits, renowned for their compact form and integration
capabilities, hold potential for advancing high-capacity optical signal processing. However …

The lattice geometry of natural materials and the structural geometry of artificial materials are
crucial factors determining their physical properties. Most materials have predetermined …

Single-photon emitters in hexagonal boron nitride (h-BN) exhibit compelling optical
properties, such as high brightness and photostability, making them promising candidates …

Abstract The impact of Artificial Intelligence (AI) is rapidly expanding, revolutionizing both
science and society. It is applied to practically all areas of life, science, and technology …

Optical anisotropy is a fundamental attribute of some crystalline materials and is quantified
via birefringence. A birefringent crystal gives rise to not only asymmetrical light propagation …