2 papers
physics.optics2026
Spectral Lock-in Detection for High-Sensitivity Spectroscopy
Szu-An Tsao, Joseph J. Hwang, Mona Jarrahi
The ability to recover weak signals without sacrificing their spectral information is central to precision spectroscopy, yet conventional lock-in detection achieves noise rejection…
physics.optics2024
Terahertz Generation and Detection through Gain-Enhanced Interband Photomixing in Quantum Well Structures
Yifan Zhao, Shahed-E- Zumrat, Szu-An Tsao +1
Terahertz waves hold immense potential across diverse fields, including healthcare monitoring, biomedical imaging, precision navigation, high-speed communication, security screenin…