3 papers
physics.optics2024
Approaching High-efficiency Spatial Light Modulation with Lossy Phase-change Material
Luoyao Chu, Yan Li, Shunyu Yao +3
The prevalent high intrinsic absorption in the crystalline state of phase-change materials (PCMs), typically leads to a decline in modulation efficiency for phase-change metasurfac…
physics.optics2024
Hybrid thin-film lithium niobate micro-ring acousto-optic modulator for microwave-to-optical conversion
Lei Wan, Jiying Huang, Meixun Wen +10
Highly efficient acousto-optic modulation plays a vital role in the microwave-to-optical conversion. Herein, we demonstrate a hybrid thin-film lithium niobate (TFLN) racetrack micr…
physics.app-ph2021
Highly efficient acousto-optic modulation using nonsuspended thin-film lithium niobate-chalcogenide hybrid waveguides
Lei Wan, Zhiqiang Yang, Wenfeng Zhou +9
A highly efficient on-chip acousto-optic modulator, as a key component, occupies an exceptional position in microwave-to-optical conversion. Homogeneous thin-film lithium niobate i…