Frequency-bin-encoded entanglement-based quantum key distribution in a reconfigurable frequency-multiplexed network

A Khodadad Kashi, M Kues - Light: Science & Applications, 2025 - nature.com
Large-scale quantum networks require dynamic and resource-efficient solutions to reduce
system complexity with maintained security and performance to support growing number of …

Five-user quantum virtual local area network with an AlGaAs entangled photon source

C Qian, H Tian, X Jing, Y Liu, Z Chen, H Luo… - Science China Physics …, 2025 - Springer
The promotion of quantum network applications demands the scalable connection of
quantum resources. It is preferable to set up multiple logical networks coexisting on a single …

Prescriptive method for fiber polarization compensation in two bases

T Strömberg, P Schiansky, P Walther - Applied Optics, 2024 - opg.optica.org
Single-mode optical fibers exhibit a small but non-negligible birefringence that induces
random polarization rotations during light propagation. In classical interferometry these …

Deployed quantum link characterization via bayesian ancilla-assisted process tomography

A Rahman, NI Wasserbeck, Z Goisman… - arXiv preprint arXiv …, 2024 - arxiv.org
The development of large-scale quantum networks requires reliable quantum channels, the
quality of which can be quantified by the framework of quantum process tomography. In this …

Entanglement distribution quantum networking within deployed telecommunications fibre-optic infrastructure

MJ Clark, O Alia, R Wang, S Bahrani… - … of an Enabling …, 2023 - spiedigitallibrary.org
Quantum networks have been shown to connect users with full-mesh topologies without
trusted nodes. We present advancements on our scalable polarisation entanglement-based …

Implementation of space-division multiplexed entanglement-based quantum cryptography over multicore fiber

EA Ortega, J Fuenzalida, K Dovzhik, RF Shiozaki… - Optica …, 2024 - opg.optica.org
Quantum key distribution has shown promising advances in information transmission
security. In particular, quantum communication schemes based on entanglement have …

Continuous automatic polarization channel stabilization from heterodyne detection of coexisting dim reference signals

JC Chapman, M Alshowkan, K Reaz, T Li, M Kiran - Optics Express, 2024 - opg.optica.org
Quantum networking continues to encode information in polarization states due to ease and
precision. The variable environmental polarization transformations induced by deployed …

Field trial of a dynamically switched quantum network supporting co-existence of entanglement, prepare-and-measure QKD and classical channels

R Wang, R Yang, MJ Clark, RD Oliveira… - 49th European …, 2023 - ieeexplore.ieee.org
We present an 8-user quantum network supporting entanglement distribution, prepare-
andmeasure quantum key distribution, Tbps level classical communication, their co …

Robust Free-Space Optical Communication Utilizing Polarization for the Advancement of Quantum Communication

N Savino, J Leamer, R Saripalli, W Zhang, D Bondar… - Entropy, 2024 - mdpi.com
Free-space optical (FSO) communication can be subject to various types of distortion and
loss as the signal propagates through non-uniform media. In experiment and simulation, we …

Surpassing the loss-noise robustness trade-off in quantum key distribution

H Seabrook, E Lavie, T Strömberg, MP Stafford… - arXiv preprint arXiv …, 2024 - arxiv.org
Quantum key distribution (QKD) offers a theoretically secure method to share secret keys,
yet practical implementations face challenges due to noise and loss over long-distance …