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Building reliable 3D photonic integrated circuits and cavities at the wafer scale
Yuhao Huang, Yunqi Fu, Yu Xia +6
Three-dimensional (3D) photonic integrated circuits (PIC) are emerging as an indispensable scheme for high density and multifunctional photonic systems. However, the wafer-scale sc…
Scalable 3D silicon nitride photonic interposer for high-density optical interconnects
Yu Xia, Yuhao Huang, Yuemin Li +10
Modern computing workloads demand energy-efficient, high-bandwidth interconnects, motivating photonic interposers as an alternative to electrical links. Here we demonstrate a compa…
Meter-long broadband chirped Bragg gratings for on-chip dispersion control and pulse shaping
Zhaoting Geng, Yitian Tong, Chuchen Zhang +12
Precise on-chip dispersion control is essential for advanced integrated photonic technologies, enabling applications ranging from high-speed communications and sensing to signal pr…
Investigation of Q degradation in low-loss Si3N4 from heterogeneous laser integration
Joel Guo, Chao Xiang, Warren Jin +5
High-performance, high-volume-manufacturing Si3N4 photonics requires extremely low waveguide losses augmented with heterogeneously integrated lasers for applications beyond traditi…