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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
PROPEL: A Memory-Driven, Adaptive Vector-Flow-Field Router with Process-Aware Waveguide Generation for Large-Scale Photonic Integrated Circuits
A Abdur Rahman Akib, Eunso Shin, Jonathan Rogers +2
Photonic integrated circuits (PICs) are increasing in scale and routing complexity, driven by photonic computing, optical switching, programmable interferometer meshes, wavelength-…
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…