Asymmetric bi-level dual-core mode converter for high-efficiency and polarization-insensitive O-band fiber-chip edge coupling: breaking the critical size limitation

X Yi, D Sun, W Zhao, H Li, L Zhang, Y Shi, D Dai - Nanophotonics, 2024 - degruyter.com
Efficient coupling between optical fibers and on-chip photonic waveguides has long been a
crucial issue for photonic chips used in various applications. Edge couplers (ECs) based on …

Chip-integrated Spectroscopy Capable of Temperature Retrieval

Y Du, YM Sua, S Kumar, J Zhang, X Li, Y Hu… - arxiv preprint arxiv …, 2024 - arxiv.org
We demonstrate a chip-integrated emission spectroscope capable of retrieving the
temperature of the light sources. It consists of a single photon detector with low dark counts …