3 papers
quant-ph2026
Space-division multiplexed quantum key distribution exploiting multi-plane light conversion for few-mode fibers
Qian Zhang, Stefan Krause, Felix Kunzmann +1
As quantum key distribution (QKD) progresses from laboratory demonstrations toward practical deployment, quantum communi- cation networks increasingly require higher key rates and…
quant-ph2026
Compact system development of efficient quantum-entangled photon sources towards deployable and industrial devices
Yared G. Zena, Moritz Langer, Ahmad Rahimi +9
Entangled photon pair sources are a key enabling technology for quantum communication and networking, yet their deployment beyond laboratory environments is hindered by system-leve…
physics.optics2025
Demultiplexing through a multimode fiber using chip-scale diffractive neural networks
Qian Zhang, Haoyi Yu, Jie Zhang +7
In today's information age, advanced fiber optic transmission technology is of paramount importance. Multimode fibers (MMFs) using space-division multiplexing (SDM) are promising f…