809 citations · 3.8k across the 44 of their papers we have counts for
46 papers
Harnessing thermo-optic dynamics for frequency-agile soliton microcombs
Yang Liu, Suwan Sun, Yueguang Zhou +8
Dissipative Kerr soliton microcombs enable compact and scalable frequency comb sources for precision metrology, spectroscopy, communications and coherent LiDAR, where broad and rel…
Observation of residual entanglement in chip-based entanglement purification
Yonghe Yu, Mujtaba Zahidy, Siyan Zhou +4
Entanglement purification is an essential component of quantum repeaters, as it can improve the fidelity of the distributed entangled states and mitigate the effects of the noisy c…
Chip-to-chip hyperentanglement distribution and entanglement purification using silicon integrated photonics
Yonghe Yu, Mujtaba Zahidy, Siyan Zhou +4
Quantum repeaters are employed in quantum communication to overcome the long-distance transmission loss of quantum states. The quantum repeater is based on various key technologies…
Entanglement Purification by Integrated Silicon Photonics
Yonghe Yu, Siyan Zhou, Mujtaba Zahidy +4
We demonstrate the first on-chip deterministic entanglement purification based on silicon photonics. To evaluate the purification performance, we simulate the bit-flip and phase-fl…
Optical Kerr soliton microcombs for high bandwidth communications
Bill Corcoran, Arnan Mitchell, Roberto Morandotti +2
Microcombs, optical frequency combs generated by nonlinear integrated micro-cavity resonators, have the potential to offer the full capability of their benchtop comb based counterp…
Quantum Communication Multiplexing in LP-modes Enabled by Photonic Lanterns
I. Beraza, M. Zahidy, R. Mueller +5
The non-cloning theorem of quantum states provides security, but also limits the Secret Key Rate (SKR) for Quantum Key Distribution (QKD) implementations. Multiplexing is a widely…
Performance of Cascade and LDPC-codes for Information Reconciliation on Industrial Quantum Key Distribution Systems
Ronny Müller, Claudia De Lazzari, Fernando Chirici +5
Information Reconciliation is a critical component of Quantum Key Distribution, ensuring that mismatches between Alice's and Bob's keys are corrected. In this study, we analyze, si…
On High-Dimensional Twin-Field Quantum Key Distribution
Ronny Müller, Mujtaba Zahidy, Leif Katsuo Oxenløwe +2
Twin-Field Quantum Key Distribution (QKD) is a QKD protocol that uses single-photon interference to perform QKD over long distances. QKD protocols that encode information using hig…
Spatial Distribution of Data Capacity for the Reduction of Number of Repeaters in Ultra Long-Haul Links
Smaranika Swain, Christian Koefoed Schou, Metodi Plamenov Yankov +2
We present a novel method to reduce the number of repeaters and amplifiers in trans-oceanic links by distributing a given data capacity in spatial channels. We analytically, numeri…
Single-Photon-Based Clock Analysis and Recovery in Quantum Key Distribution
Mujtaba Zahidy, Domenico Ribezzo, Ronny Müller +5
Quantum key distribution is one of the first quantum technologies ready for the market. Current quantum telecommunication systems usually utilize a service channel for synchronizin…
Efficient Information Reconciliation for High-Dimensional Quantum Key Distribution
Ronny Müller, Domenico Ribezzo, Mujtaba Zahidy +3
The Information Reconciliation phase in quantum key distribution has significant impact on the range and throughput of any QKD system. We explore this stage for high-dimensional QK…
Information Reconciliation for High-Dimensional Quantum Key Distribution using Nonbinary LDPC codes
Ronny Müller, Davide Bacco, Leif Katsou Oxenløwe +1
Information Reconciliation is an essential part of Quantum Key distribution protocols that closely resembles Slepian-Wolf coding. The application of nonbinary LDPC codes in the Inf…
Generalized Time-bin Quantum Random Number Generator with Uncharacterized Devices
Hamid Tebyanian, Mujtaba Zahidy, Ronny Müller +3
Random number generators (RNG) based on quantum mechanics are captivating due to their security and unpredictability compared to conventional generators, such as pseudo-random numb…
Quantum Key Distribution over 100 km underwater optical fiber assisted by a Fast-Gated Single-Photon Detector
Domenico Ribezzo, Mujtaba Zahidy, Gianmarco Lemmi +10
Nowadays Quantum Key Distribution represents the most mature quantum technology, and multiple countries as well as private institutions are building their quantum network. However,…
High Resolution On-Chip Thin-Film Lithium Niobate Single-Photon Buffer
Cagin Ekici, Yonghe Yu, Jeremy C. Adcock +6
We experimentally demonstrate a room-temperature, voltage controlled, short-term quantum photonics memory on a lithium niobate chip. Our chip is capable of resolving 100 ps time st…
Quantum Key Distribution using Deterministic Single-Photon Sources over a Field-Installed Fibre Link
Mujtaba Zahidy, Mikkel T. Mikkelsen, Ronny Müller +12
Quantum-dot-based single-photon sources are key assets for quantum information technology, supplying on-demand scalable quantum resources for computing and communication. However,…
Advances in silicon quantum photonics
Jeremy C. Adcock, Jueming Bao, Yulin Chi +6
Quantum technology is poised to enable a step change in human capability for computing, communications and sensing. Photons are indispensable as carriers of quantum information - t…
Deploying an inter-European quantum network
Domenico Ribezzo, Mujtaba Zahidy, Ilaria Vagniluca +19
Around forty years have passed since the first pioneering works have introduced the possibility of using quantum physics to strongly enhance communications safety. Nowadays Quantum…
Quantum randomness generation via orbital angular momentum modes crosstalk in a ring-core fiber
Mujtaba Zahidy, Hamid Tebyanian, Daniele Cozzolino +5
Genuine random numbers can be produced beyond a shadow of doubt through the intrinsic randomness provided by quantum mechanics theory. While many degrees of freedom have been inves…
Photonic integrated chip enabling orbital angular momentum multiplexing for quantum communication
Mujtaba Zahidy, Yaoxin Liu, Daniele Cozzolino +4
Light carrying orbital angular momentum constitutes an important resource for both classical and quantum information technologies. Its inherently unbounded nature can be exploited…
Characterization and stability measurement of deployed multicore fibers for quantum applications
Davide Bacco, Nicola Biagi, Ilaria Vagniluca +5
Multicore fibers are expected to be a game-changer in the coming decades thanks to their intrinsic properties, allowing a larger transmission bandwidth and a lower footprint in opt…
Path-encoded high-dimensional quantum communication over a 2 km multicore fiber
Beatrice Da Lio, Daniele Cozzolino, Nicola Biagi +5
Quantum key distribution (QKD) protocols based on high-dimensional quantum states have shown the route to increase the key rate generation while benefiting of enhanced error tolera…
All-Optical Nonlinear Pre-Compensation of Long-Reach Unrepeatered Systems
Pawel M. Kaminski, Tiago Sutili, José Hélio da Cruz Júnior +9
We numerically demonstrate an all-optical nonlinearity pre-compensation module for state-of-the-art long-reach Raman-amplified unrepeatered links. The compensator design is optimiz…
Error protected qubits in a silicon photonic chip
Caterina Vigliar, Stefano Paesani, Yunhong Ding +8
General purpose quantum computers can, in principle, entangle a number of noisy physical qubits to realise composite qubits protected against errors. Architectures for measurement-…