3 papers
physics.optics2026
Tensor-Engineered Van der Waals NbOCl2 Resonant Metasurface for Polarization-entangled Bell State Generation
Xin Zeng, Wenna Du, Yun-Kun Wu +20
Polarization-entangled photon pairs are essential resources for quantum information technologies, yet realizing compact sources with intrinsically controllable entanglement remains…
physics.optics2025
Nonreciprocal quantum photon-pair source with chiral ferroelectric nematics
Jin-Tao Pan, Yun-Kun Wu, Ling-Ling Ma +9
Quantum nonreciprocity-a fundamental phenomenon enabling directional control of quantum states and photon correlations-has long been recognized as pivotal for quantum technologies.…
physics.optics2024
Polarization entanglement enabled by orthogonally stacked van der Waals NbOCl2 crystals
Qiangbing Guo, Yun-Kun Wu, Di Zhang +5
Polarization entanglement holds significant importance for photonic quantum technologies. Recently emerging subwavelength nonlinear quantum light sources, e.g., GaP and LiNbO3 thin…