19 citations · 88 across the 32 of their papers we have counts for
16 papers · 2 filters
Quantum-enhanced biosensing enables earlier detection of bacterial growth
Rayssa B. de Andrade, Anne Egholm Høgh, Gaetana Spedalieri +4
Rapid detection of bacterial growth is crucial in clinical, food safety, and environmental contexts, yet conventional optical methods are limited by noise and require hours of incu…
Non-Gaussian entanglement revealed by higher-order quadrature cumulants
Abhinav Verma, Olga Solodovnikova, Jonas S. Neergaard-Nielsen +1
Entanglement is central to quantum physics, yet detecting and exploiting it in non-Gaussian systems remains a major challenge. In continuous variable platforms, standard inseparabi…
Distribution of non-Gaussian states in a deployed telecommunication fiber channel
Casper A. Breum, Xueshi Guo, Mikkel V. Larsen +4
Optical non-Gaussian states hold great promise as a pivotal resource for advanced optical quantum information processing and fault-tolerant long-distance quantum communication. Est…
The loss tolerance of cat breeding for fault-tolerant grid state generation
Olga Solodovnikova, Ulrik L. Andersen, Jonas S. Neergaard-Nielsen
The development of a continuous-variable photonic quantum computer depends on the reliable preparation of high-quality Gottesman-Kitaev-Preskill states. The most promising GKP prep…
Fast simulations of continuous-variable circuits using the coherent state decomposition
Olga Solodovnikova, Ulrik L. Andersen, Jonas S. Neergaard-Nielsen
We present \texttt{lcg\_plus}, an open-source Python library for the simulation of continuous-variable quantum circuits with both generaldyne and photon-number-resolving detector c…
General Approach to Error Detection of Bosonic Codes via Phase Estimation
Yuan-De Jin, Shi-Yu Zhang, Ulrik L. Andersen +1
We present a general approach to error detection of bosonic quantum error-correction codes via an adaptive quantum phase estimation algorithm assisted by a single ancilla qubit. Th…
Practical continuous-variable quantum key distribution with squeezed light
Huy Q. Nguyen, Ivan Derkach, Akash nag Oruganti +6
Continuous-variable quantum key distribution (CV-QKD) has gathered significant interest for its potential to achieve high secret key rates and seamless integration with existing op…
Performance analysis of GKP error correction
Frederik K. Marqversen, Janus H. Wesenberg, Nikolaj T. Zinner +1
Quantum error correction is essential for achieving fault-tolerant quantum computing. Gottesman-Kitaev-Preskill (GKP) codes are particularly effective at correcting continuous nois…
Nullifiers of non-Gaussian cluster states through homodyne measurement
Vojtěch Kala, Casper A. Breum, Mikkel V. Larsen +4
In continuous variable optical platforms, large-scale Gaussian cluster states have already been demonstrated, but non-Gaussian resources are essential to achieve universality and f…
Chip-Based 16 GBaud Continuous-Variable Quantum Key Distribution
Adnan A. E. Hajomer, Axl Bomhals, CÉdric Bruynsteen +5
Quantum key distribution (QKD) stands as the most successful application of quantum information science, providing information-theoretic security for key exchange. While it has evo…
Benchmarks for quantum communication via gravity
Kristian Toccacelo, Ulrik Lund Andersen, Jonatan Bohr Brask
We establish limitations and bounds on the transmission of quantum states between gravitationally interacting mechanical oscillators under different models of gravity. This provide…
Quantum learning advantage on a scalable photonic platform
Zheng-Hao Liu, Romain Brunel, Emil E. B. Østergaard +12
Recent advancements in quantum technologies have opened new horizons for exploring the physical world in ways once deemed impossible. Central to these breakthroughs is the concept…
The Octo-Rail Lattice: a four-dimensional cluster state design
Emil E. B. Østergaard, Niklas Budinger, Mikkel V. Larsen +3
Macronode cluster states are promising for fault-tolerant continuous-variable quantum computation, combining gate teleportation via homodyne detection with the Gottesman-Kitaev-Pre…
Coexistence of continuous-variable quantum key distribution and classical data over 120-km fiber
Adnan A. E. Hajomer, Ivan Derkach, Vladyslav C. Usenko +2
Integrating quantum key distribution (QKD) with classical data transmission over the same fiber is crucial for scalable quantum-secured communication. However, noise from classical…
Finite-size security of continuous-variable quantum key distribution with imperfect heterodyne measurement
Adnan A. E. Hajomer, Akash Nag Oruganti, Ivan Derkach +3
Continuous-variable quantum key distribution (CVQKD) using coherent states and heterodyne detection enables secure quantum communication based on technology that has large similari…
Continuous-variable quantum communication
Vladyslav C. Usenko, Antonio Acín, Romain Alléaume +8
Tremendous progress in experimental quantum optics in recent decades has enabled the advent of quantum technologies, one of which is quantum communication. Aimed at novel methods f…