Prof. Kei May Lau and Her Team Developed First Bufferless1.5 nm III-V Lasers Grown Directly on Silicon Wafers in Si-photonics

Research and Innovation
2020-06-30

A research team led by Prof. Kei May LAU and Post-doctoral Fellow Dr. HAN Yu has reported the world’s first 1.5 μm III-V lasers directly grown on the industry-standard 220 nm SOI (silicon-on-insulators) wafers without buffer, potentially paving an opening to the "holy grail" for present silicon (Si-) photonics research.

 

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schematic of iii-v laser array directly grown on si-photonics 220 nm soi platform
schematic of iii-v laser array directly grown on si-photonics 220 nm soi platform