Results 41 to 50 of about 2,343,048 (182)

Entanglement witness derived from NMR superdense coding [PDF]

open access: greenJournal of Physics A: Mathematical and General, 2006
We show that it is possible to transfer two-bit information via encoding a single qubit in a conventional nuclear magnetic resonance (NMR) experiment with two very weakly polarized nuclear spins. Nevertheless, the experiment can not be regarded as a demonstration of superdense coding by means of NMR because it is based on the large number of molecules ...
Robabeh Rahimi   +3 more
openalex   +4 more sources

Topological Quantum Teleportation and Superdense Coding Without Braiding

open access: green, 2023
33 pages, 2 animations; content reorganised, and instead give an alternative derivation of braided protocols for Ising anyons (as corollary to braid-free versions)
Sachin J. Valera
openalex   +4 more sources

Superdense coding for quantum networking environments

open access: yesAdvances in Photonics of Quantum Computing, Memory, and Communication XI, 2018
Quantum networks provide a versatile infrastructure for communication, computing, and sensing with quantum information. Novel sources and detectors for transmitting and receiving quantum states are critical elements in the development and eventual deployment of robust quantum networks. Alongside performance, the compatibility of quantum network devices
B. Williams   +2 more
semanticscholar   +4 more sources

A-unital Operations and Quantum Conditional Entropy [PDF]

open access: yesQuantum, 2022
Negative quantum conditional entropy states are key ingredients for information theoretic tasks such as superdense coding, state merging and one-way entanglement distillation.
Mahathi Vempati   +3 more
doaj   +1 more source

Quantum one-time tables for unconditionally secure qubit-commitment [PDF]

open access: yesQuantum, 2021
The commodity-based cryptography is an alternative approach to realize conventionally impossible cryptographic primitives such as unconditionally secure bit-commitment by consuming pre-established correlation between distrustful participants.
Seok Hyung Lie   +3 more
doaj   +1 more source

Superdense coding for V-shaped channel and cylindrical geometry

open access: yesPhysica Scripta, 2023
We have examined the possibility of quantum dense coding for the V-shaped channel and cylindrical geometry of plasmonic waveguides by assuming certain initial states at different dipole-dipole distances.
Ansha Tayyab   +2 more
semanticscholar   +1 more source

The ABC of Deutsch–Hayden Descriptors

open access: yesQuantum Reports, 2021
It has been more than 20 years since Deutsch and Hayden proved the locality of quantum theory, using the Heisenberg picture of quantum computational networks. Of course, locality holds even in the face of entanglement and Bell’s theorem.
Charles Alexandre Bédard
doaj   +1 more source

Application of Quantum Process Calculus to Higher Dimensional Quantum Protocols [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2014
We describe the use of quantum process calculus to describe and analyze quantum communication protocols, following the successful field of formal methods from classical computer science.
Simon J. Gay, Ittoop Vergheese Puthoor
doaj   +1 more source

Revealing phase transitions and instabilities in pseudospark discharges

open access: yesHigh Voltage, Volume 8, Issue 4, Page 819-832, August 2023., 2023
Abstract Pseudospark discharge is a low‐pressure high‐voltage pulsed discharge with hollow electrodes, and the overall discharge experiences several distinctive sub‐phases. The instability phenomena, characterised by the sudden oscillations or distortions of discharge voltage and current, restrict the applications of pseudospark discharge.
Jiaqi Yan   +4 more
wiley   +1 more source

Complexity analysis of quantum teleportation via different entangled channels in the presence of noise

open access: yesIET Quantum Communication, Volume 4, Issue 1, Page 1-16, March 2023., 2023
Abstract Quantum communication is an integral part of quantum computing, where teleportation of a quantum state has gained significant attention from researchers. Many teleportation schemes have been introduced in the recent past. In this study, the authors compare the teleportation of a single‐qubit message among different entangled channels such as ...
Deepak Singh   +2 more
wiley   +1 more source

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