2 papers
physics.optics2026
A Digital Optical Switch Based on a Thermally Tuned Multimode Waveguide Grating Filter
Hongyu Wang, Xudong Gao, Chuanneng Luo +3
All-optical switching technology is a key solution to the future energy crisis in AI computing, where the performance of optical switches plays a critical role. Conventional integr…
physics.optics2026
High-Integration multimode waveguide grating based CWDM4 MUX/DEMUX with Flat Wide Passband and Ultra-Low Crosstalk for 2xFR4 Module Applications
Xudong Gao, Chuanneng Luo, Mengxue Tao +5
This work presents a compact, low-crosstalk CWDM4 MUX/DEMUX utilizing cascaded multimode waveguide grating filters. The individual filters are designed with finite Gaussian apodiza…