Results 31 to 40 of about 65,089 (295)

Near-capacity code design for entanglement-assisted classical communication over quantum depolarizing channels [PDF]

open access: yes, 2013
We have conceived a near-capacity code design for entanglement-assisted classical communication over the quantum depolarizing channel. The proposed system relies on efficient near-capacity classical code designs for approaching the entanglement-assisted ...
Ng, Soon Xin   +2 more
core   +1 more source

Enhancing quantum teleportation efficacy with noiseless linear amplification

open access: yesNature Communications, 2023
Quantum teleportation constitutes a fundamental tool for various applications in quantum communication and computation. However, state-of-the-art continuous-variable quantum teleportation is restricted to moderate fidelities and short-distance ...
Jie Zhao   +8 more
doaj   +1 more source

Quantum Shockwave Communication

open access: yesCoRR, 2018
5 pages, 3 ...
Aida Ahmadzadegan   +2 more
openaire   +2 more sources

Discriminating mixed qubit states with collective measurements

open access: yesCommunications Physics, 2023
It is a central fact in quantum mechanics that non-orthogonal states cannot be distinguished perfectly. In general, the optimal measurement for distinguishing such states is a collective measurement.
Lorcán O. Conlon   +3 more
doaj   +1 more source

Quantum computation and communication using electron spins in quantum dots and wires [PDF]

open access: yes, 2001
The recent discovery of efficient quantum algorithms for factoring and database search has shown that quantum computing would allow to solve important problems which are intractable with conventional computers.
Burkard, Guido
core   +1 more source

Interaction in Quantum Communication [PDF]

open access: yesIEEE Transactions on Information Theory, 2007
35 pages. Uses IEEEtran.cls, IEEEbib.bst. Submitted to IEEE Transactions on Information Theory.
Hartmut Klauck   +3 more
openaire   +2 more sources

Conditional quantum operation of two exchange-coupled single-donor spin qubits in a MOS-compatible silicon device

open access: yesNature Communications, 2021
Operating donor-based quantum computers in silicon is hindered by the dependence of inter-qubit coupling on the precise donor position. Here, the authors show controlled rotation operation on exchange-coupled electron spins in the weak-exchange regime ...
Mateusz T. Ma̧dzik   +8 more
doaj   +1 more source

Two-photon interference at telecom wavelengths for time-bin-encoded single photons from quantum-dot spin qubits [PDF]

open access: yes, 2015
This work was supported by the JST through its ImPACT Program, NICT, NSF CCR-08 29694, NIST 60NANB9D9170, Special Coordination Funds for Promoting Science and Technology, and the State of Bavaria. C.L. and M.M.F. acknowledge support through the AFOSR.
Natarajan, Chandra M.   +16 more
core   +1 more source

Multiparty Quantum Communication Complexity of Triangle Finding [PDF]

open access: yes, 2018
Triangle finding (deciding if a graph contains a triangle or not) is a central problem in quantum query complexity. The quantum communication complexity of this problem, where the edges of the graph are distributed among the players, was considered ...
Le Gall, François, Nakajima, Shogo
core   +1 more source

Quantum Communications

open access: yesAdvanced Photonics 2018 (BGPP, IPR, NP, NOMA, Sensors, Networks, SPPCom, SOF), 2018
Quantum Communication is the art of transferring an unknown quantum state from one location, Alice, to a distant one, Bob. This is a non-trivial task because of the quantum no-cloning theorem which prevents one from merely using only classical means.
openaire   +2 more sources

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