Results 61 to 70 of about 369,878 (291)

All-photonic one-way quantum repeaters with measurement-based error correction

open access: yesnpj Quantum Information, 2023
Quantum repeater is the key technology enabler for long-distance quantum communication. To date, most of the existing quantum repeater protocols are designed based on specific quantum codes or graph states.
Daoheng Niu   +3 more
doaj   +1 more source

Three-dimensional surface codes: Transversal gates and fault-tolerant architectures [PDF]

open access: yes, 2019
One of the leading quantum computing architectures is based on the two-dimensional (2D) surface code. This code has many advantageous properties such as a high error threshold and a planar layout of physical qubits where each physical qubit need only ...
Browne, Dan E., Vasmer, Michael
core   +2 more sources

Dihedral quantum codes

open access: yesJournal of Algebra and Its Applications
We establish dihedral quantum codes of short block length, a class of Calderbank–Shor–Steane (CSS) codes obtained by the lifted product construction. We present the code construction and give a formula for the code dimension, depending on the two classical codes that the CSS code is based on.
Nadja Willenborg   +3 more
openaire   +2 more sources

Asymmetric quantum LDPC codes [PDF]

open access: yes2008 IEEE International Symposium on Information Theory, 2008
5 pages, 1 figure, 1 table, to appear in the Proceedings of the 2008 IEEE International Symposium on Information ...
Sarvepalli, Pradeep Kiran   +2 more
openaire   +2 more sources

Constructing quantum codes from any classical code and their embedding in ground space of local Hamiltonians [PDF]

open access: yesQuantum
Implementing robust quantum error correction (QEC) is imperative for harnessing the promise of quantum technologies. We introduce a framework that takes $any$ classical code and explicitly constructs the corresponding QEC code.
Ramis Movassagh, Yingkai Ouyang
doaj   +1 more source

Entanglement-Assisted Quantum Codes from Cyclic Codes

open access: yesEntropy, 2022
Entanglement-assisted quantum-error-correcting (EAQEC) codes are quantum codes which use entanglement as a resource. These codes can provide better error correction than the (entanglement unassisted) codes derived from the traditional stabilizer formalism. In this paper, we provide a general method to construct EAQEC codes from cyclic codes. Afterwards,
Francisco Revson F. Pereira   +1 more
openaire   +4 more sources

A light‐triggered Time‐Resolved X‐ray Solution Scattering (TR‐XSS) workflow with application to protein conformational dynamics

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering captures how proteins change shape in real time under near‐native conditions. This article presents a practical workflow for light‐triggered TR‐XSS experiments, from data collection to structural refinement. Using a calcium‐transporting membrane protein as an example, the approach can be broadly applied to study ...
Fatemeh Sabzian‐Molaei   +3 more
wiley   +1 more source

Leveraging Automorphisms of Quantum Codes for Fault-Tolerant Quantum Computation

open access: yes, 2013
Fault-tolerant quantum computation is a technique that is necessary to build a scalable quantum computer from noisy physical building blocks. Key for the implementation of fault-tolerant computations is the ability to perform a universal set of quantum ...
Grassl, Markus, Roetteler, Martin
core   +1 more source

Sustainable Synthesis of Bio‐Based Magnetic and Conductive Wood for Electromagnetic Interference Shielding Applications

open access: yesAdvanced Engineering Materials, EarlyView.
A wood‐based magnetic and conductive material called Magwood (MW), capable of blocking almost 99.99% of electromagnetic waves (in the X‐band frequency range), is synthesized using a simple, solvent‐free process. MW is lightweight, resists water, and is flame‐retardant, making it a promising alternative for shielding electronics. The rapid proliferation
Akash Madhav Gondaliya   +3 more
wiley   +1 more source

Removing Homocoupling Defects in Alkoxy/Alkyl‐PBTTT Enhances Polymer:Fullerene Co‐Crystal Formation and Stability

open access: yesAdvanced Functional Materials, EarlyView.
PBTTT‐OR‐R, a C14‐alkoxy/alkyl‐PBTTT polymer derivative, is of substantial interest for optoelectronics due to its specific fullerene intercalation behavior and enhanced charge‐transfer absorption. Comparing this polymer with (S) and without (O) homocoupling defects reveals that PBTTT‐OR‐R(O) forms stable co‐crystals with PC61BM, while PBTTT‐OR‐R(S ...
Zhen Liu   +14 more
wiley   +1 more source

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