Quantum repeaters: From quantum networks to the quantum internet

K Azuma, SE Economou, D Elkouss, P Hilaire… - Reviews of Modern …, 2023‏ - APS
A quantum internet is the holy grail of quantum information processing, enabling the
deployment of a broad range of quantum technologies and protocols on a global scale …

Applications of single photons to quantum communication and computing

C Couteau, S Barz, T Durt, T Gerrits, J Huwer… - Nature Reviews …, 2023‏ - nature.com
In the context of quantum technologies, the generation and manipulation of single photons
has become a key element for applications such as quantum communication and quantum …

Creation of memory–memory entanglement in a metropolitan quantum network

JL Liu, XY Luo, Y Yu, CY Wang, B Wang, Y Hu, J Li… - Nature, 2024‏ - nature.com
Towards realizing the future quantum internet,, a pivotal milestone entails the transition from
two-node proof-of-principle experiments conducted in laboratories to comprehensive multi …

Micius quantum experiments in space

CY Lu, Y Cao, CZ Peng, JW Pan - Reviews of Modern Physics, 2022‏ - APS
Quantum theory has been successfully validated in numerous laboratory experiments. But
would such a theory, which effectively describes the behavior of microscopic physical …

Loophole-free Bell inequality violation with superconducting circuits

S Storz, J Schär, A Kulikov, P Magnard, P Kurpiers… - Nature, 2023‏ - nature.com
Superposition, entanglement and non-locality constitute fundamental features of quantum
physics. The fact that quantum physics does not follow the principle of local causality,–can …

Entanglement of trapped-ion qubits separated by 230 meters

V Krutyanskiy, M Galli, V Krcmarsky, S Baier… - Physical Review Letters, 2023‏ - APS
We report on an elementary quantum network of two atomic ions separated by 230 m. The
ions are trapped in different buildings and connected with 520 (2) m of optical fiber. At each …

Qubit teleportation between non-neighbouring nodes in a quantum network

SLN Hermans, M Pompili, HKC Beukers, S Baier… - Nature, 2022‏ - nature.com
Future quantum internet applications will derive their power from the ability to share
quantum information across the network,. Quantum teleportation allows for the reliable …

Optical observation of single spins in silicon

DB Higginbottom, ATK Kurkjian, C Chartrand… - Nature, 2022‏ - nature.com
The global quantum internet will require long-lived, telecommunications-band photon–
matter interfaces manufactured at scale. Preliminary quantum networks based on photon …

Realization of a multinode quantum network of remote solid-state qubits

M Pompili, SLN Hermans, S Baier, HKC Beukers… - Science, 2021‏ - science.org
The distribution of entangled states across the nodes of a future quantum internet will unlock
fundamentally new technologies. Here, we report on the realization of a three-node …

Computational advantage of quantum random sampling

D Hangleiter, J Eisert - Reviews of Modern Physics, 2023‏ - APS
Quantum random sampling is the leading proposal for demonstrating a computational
advantage of quantum computers over classical computers. Recently the first large-scale …