Results 41 to 50 of about 369,878 (291)

Resource-efficient fault-tolerant one-way quantum repeater with code concatenation

open access: yesnpj Quantum Information, 2023
One-way quantum repeaters where loss and operational errors are counteracted by quantum error-correcting codes can ensure fast and reliable qubit transmission in quantum networks.
Kah Jen Wo   +8 more
doaj   +1 more source

Determining quantum topological semion code decoder performance and error correction effectiveness with reinforcement learning

open access: yesFrontiers in Physics, 2022
Quantum error correction technology is a vital method to eliminate noise during the operation of quantum computers. To solve the problem caused by noise, in this paper, reinforcement learning is used to encode defects of Semion codes, and the experience ...
Hao-Wen Wang    +6 more
doaj   +1 more source

Constructions of Quantum Convolutional Codes [PDF]

open access: yes, 2007
We address the problems of constructing quantum convolutional codes (QCCs) and of encoding them. The first construction is a CSS-type construction which allows us to find QCCs of rate 2/4.
Grassl, Markus, Roetteler, Martin
core   +3 more sources

Generalized concatenated quantum codes [PDF]

open access: yesPhysical Review A, 2009
We introduce the concept of generalized concatenated quantum codes. This generalized concatenation method provides a systematical way for constructing good quantum codes, both stabilizer codes and nonadditive codes. Using this method, we construct families of new single-error-correcting nonadditive quantum codes, in both binary and nonbinary cases ...
Grassl, Markus   +4 more
openaire   +3 more sources

Comparison of the laser backwriting process on glass and quartz [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2022
The laser back writing process (LBW) on the glass and quartz has been studied in the present work. For this purpose, a steel target was irradiated with Q-switched Nd:YAG laser pulses.
Sh. Abbasi, D. Razaghi, H. Pazokian
doaj   +1 more source

Quantum Codes Derived from Cyclic Codes [PDF]

open access: yesInternational Journal of Theoretical Physics, 2017
Accepted for publication in International Journal of Theoretical ...
openaire   +3 more sources

Algebraic quantum synchronizable codes [PDF]

open access: yesJournal of Applied Mathematics and Computing, 2016
In this paper, we construct quantum synchronizable codes (QSCs) based on the sum and intersection of cyclic codes. Further, infinite families of QSCs are obtained from BCH and duadic codes. Moreover, we show that the work of Fujiwara~\cite{fujiwara1} can be generalized to repeated root cyclic codes (RRCCs) such that QSCs are always obtained, which is ...
Guenda, K.   +2 more
openaire   +3 more sources

Cyclic codes over non-chain ring R(α1,α2,…,αs) and their applications to quantum and DNA codes

open access: yesAIMS Mathematics
Let $ s \geq 1 $ be a fixed integer. In this paper, we focus on generating cyclic codes over the ring $ \mathcal{R}(\alpha_1, \alpha_2, \ldots, \alpha_s) $, where $ \alpha_i \in \mathbb{F}_q\backslash \{0\} $, $ 1 \leq i \leq s $, by using the Gray map ...
Shakir Ali   +4 more
doaj   +1 more source

A lightweight McEliece cryptosystem co-processor design [PDF]

open access: yes, 2020
Due to the rapid advances in the development of quantum computers and their susceptibility to errors, there is a renewed interest in error correction algorithms.
Agrawal, Rashmi   +3 more
core   +2 more sources

Theory of quasi-exact fault-tolerant quantum computing and valence-bond-solid codes

open access: yesNew Journal of Physics, 2022
In this work, we develop the theory of quasi-exact fault-tolerant quantum (QEQ) computation, which uses qubits encoded into quasi-exact quantum error-correction codes (‘quasi codes’).
Dong-Sheng Wang   +4 more
doaj   +1 more source

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