Conference key agreement in a quantum network
Quantum conference key agreement (QCKA) allows multiple users to establish a secure key
from a shared multi-partite entangled state. In a quantum network, this protocol can be …
from a shared multi-partite entangled state. In a quantum network, this protocol can be …
Experimental Measurement-Device-Independent Quantum Conference Key Agreement
Quantum networks aim to enable quantum information tasks among multiple parties.
Quantum conference key agreement (QCKA) is a typical task in quantum networks, which …
Quantum conference key agreement (QCKA) is a typical task in quantum networks, which …
Ab initio experimental violation of Bell inequalities
The violation of a Bell inequality is the paradigmatic example of device-independent
quantum information: The nonclassicality of the data is certified without the knowledge of the …
quantum information: The nonclassicality of the data is certified without the knowledge of the …
Sharing Bell nonlocality of bipartite high-dimensional pure states using only projective measurements
T Zhang, H Yang, SM Fei - Physical Review A, 2024 - APS
Bell nonlocality is the key quantum resource in some device-independent quantum
information processing. It is of great importance to study the efficient sharing of this resource …
information processing. It is of great importance to study the efficient sharing of this resource …
Variational approach to the quantum separability problem
We present the variational separability verifier (VSV), which is a variational quantum
algorithm that determines the closest separable state (CSS) of an arbitrary quantum state …
algorithm that determines the closest separable state (CSS) of an arbitrary quantum state …
Adaptive advantage in entanglement-assisted communications
Entanglement is known to boost the efficiency of classical communication. In distributed
computation, for instance, exploiting entanglement can reduce the number of communicated …
computation, for instance, exploiting entanglement can reduce the number of communicated …
Fabrication of low-loss III-V Bragg-reflection waveguides for parametric down-conversion
Entangled photon pairs are an important resource for many types of quantum protocols.
Semiconductor Bragg-reflection waveguides are a promising photon-pair source due to …
Semiconductor Bragg-reflection waveguides are a promising photon-pair source due to …
High-fidelity four-photon GHZ states on chip
Mutually entangled multi-photon states are at the heart of all-optical quantum technologies.
While impressive progresses have been reported in the generation of such quantum light …
While impressive progresses have been reported in the generation of such quantum light …
Observational-interventional Bell inequalities
Generalizations of Bell's theorem, particularly within quantum networks, are now being
analyzed through the lens of causal inference. However, the exploration of interventions, a …
analyzed through the lens of causal inference. However, the exploration of interventions, a …
[HTML][HTML] Statistical properties and repetition rates for a quantum network with geographical distribution of nodes
Steady technological advances and recent milestones such as intercontinental quantum
communication and the first implementation of medium-scale quantum networks are paving …
communication and the first implementation of medium-scale quantum networks are paving …