Highly Efficient Polarization-Insensitive Grating Couplers on Thin-Film Lithium Niobate with an Integrated Gold Layer

The thin-film lithium niobate platform, which is emerging as a promising photonic integration platform, currently lacks a polarization-insensitive grating coupler (GC), a crucial component for polarization-independent fiber interfaces. This limitation restricts its use in many applications, such as...

Full description

Bibliographic Details
Main Authors: Alaa Sultan, Mostafa Khalil, Leila Mehravar, Chang-qing Xu
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Photonics
Subjects:
Online Access:https://www.mdpi.com/2304-6732/12/2/111