Breaking refractive index records with layered van der Waals GeS2 for blue and near-ultraviolet photonics

Light Science & Applications 2026 Open access

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Authors: Pavel Shafirin, Mozakkar Hossain, Artur R. Davoyan
DOI: 10.1038/s41377-025-02070-y
Cited by: 0
References: 13

Abstract

, a layered a wide bandgap van der Waals material, is now found to exhibit record-high refractive index and extreme optical anisotropy across blue and near-ultraviolet bands, promising bright future for short-wavelength photonics.

Fields of Study & Subjects

2D Materials and Applications Thermal properties of materials Graphene research and applications

Publication details

Journal / source
Light Science & Applications
Publisher
Springer Science and Business Media LLC
Volume
15
Issue
1
Pages
29–29
Publication date
2 January 2026
Language
EN