Author:
Singh Anshuman,Pintus Paolo,Xie Weiqiang,Ranzani Leonardo,Gustafsson Martin,Tran Minh,Xiang Chao,Peters Jonathan,Bowers John,Soltani Moe
Abstract
We demonstrate III/V-on-Si modulators with ~10 mVpp modulation and Gbps speed over wide cryogenic temperature ranges (4K-60K). This is enabled by enhanced electro-optic effects of III/V quantum-wells and minimal III/V free-carrier freeze-out at cryogenics.