2 papers
physics.optics2025
Long-distance high-precision and high-sensitivity time delay sensing based on fiber optic weak measurements
Wei-Qian Zhao, Zi-Fu Su, Ya-Fei Yu +1
In fiber optic sensing, time delays induced by polarization mode dispersion can distort signals in systems relying on phase or intensity variations for measurement, degrading perfo…
quant-ph2022
Telecom-band Multi-Type Spontaneous Parametric Downconversion in Periodically Polarized Nonlinear Materials
Xi-Yu Liu, Ya-Fei Yu, Zheng-Jun Wei +2
Spontaneous parametric downconversion is an essential technique in quantum optics experiments. In this paper, various quasi-phase-matching processes in several typical periodically…