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20232026
most citedReal-Time FJ/MAC PDE Solvers via Tensorized, Back-Propagation-Free Optical PINN Training

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physics.optics2026

Single-Mode Control of High-Speed and Low-Threshold III-V/Si Quantum Dot Microring Lasers via Azimuthal Gratings

Xucheng Yang, Yingtao Hu, Eunso Shin +9

Hybrid III-V/silicon quantum-dot microring lasers are compact, energy-efficient O-band sources, but their whispering-gallery cavities are inherently multimode and bidirectional, pr…

physics.optics2026

Demonstration and Design of Uni-Directional and Ultra-Low Threshold Hybrid Quantum Dot III-V/Si Micro-Ring Laser

Xucheng Yang, Yingtao Hu, Antoine Descos +8

Micro-ring lasers (MRLs) are attractive light sources for energy-efficient optical interconnects, but their intrinsic directional bistability leads to unpredictable clockwise/count…

physics.optics2026

Experimental Design Space Exploration of Ultra-Low Threshold Hybrid III-V/Si Quantum Dot Microring Lasers

Xucheng Yang, Preston Luong, Yatiraj Ramanujam +10

In this work, we report on the design strategies and experimental validation of ultra-low threshold () hybrid III--V/Si quantum dot (InAs/GaAs) micro-ring laser…

physics.optics2026

A Non-Volatile Heterogeneous Quantum Dot III-V/Si DFB Laser with Optical Memristive Behavior

Stanley Cheung, Bassem Tossoun, Di Liang +5

In this work, we introduce a non-volatile heterogeneous quantum dot (QD) III-V/Al2O3/Si distributed feedback (DFB) laser exhibiting optical memristive behavior. The device operates…

physics.optics2023

Energy-Efficient Photonic Memory Based on Electrically Programmable Embedded III-V/Si Memristors: Switches and Filters

Stanley Cheung, Bassem Tossoun, Yuan Yuan +5

We demonstrate non-volatile optical functionality by embedding multi-layer memristors with III-V/Si photonics. The wafer-bonded III-V/Si memristor facilitates non-v…

physics.optics2023★ 3 cited

Non-volatile heterogeneous III-V/Si photonics via optical charge-trap memory

Stanley Cheung, Di Liang, Yuan Yuan +4

We demonstrate, for the first time, non-volatile charge-trap flash memory (CTM) co-located with heterogeneous III-V/Si photonics. The wafer-bonded III-V/Si CTM cell facilitates non…

physics.optics2023★ 1 cited

Fast and energy-efficient non-volatile III-V-on-silicon photonic phase shifter based on memristors

Zhuoran Fang, Bassem Tossoun, Antoine Descos +5

Silicon photonics has evolved from lab research to commercial products in the past decade as it plays an increasingly crucial role in data communication for next-generation data ce…