Results 11 to 20 of about 4,034 (310)

Polyadic Braid Operators and Higher Braiding Gates

open access: yesUniverse, 2021
A new kind of quantum gates, higher braiding gates, as matrix solutions of the polyadic braid equations (different from the generalized Yang–Baxter equations) is introduced. Such gates lead to another special multiqubit entanglement that can speed up key
Steven Duplij, Raimund Vogl
doaj   +1 more source

Clinical comparisons of different fixed orthodontic retainers [PDF]

open access: yesDental Press Journal of Orthodontics, 2023
Objective: The aim of this prospective clinical study was to compare the clinical outcomes of three different fixed lingual retainers, in terms of effects on periodontal health and success rate.
Recep Onur GÜNEŞ   +2 more
doaj   +1 more source

Topological model of composite fermions in the cyclotron band generator picture: New insights

open access: yesResults in Physics, 2018
A combinatorial group theory in the braid groups is correlated with the unusual “anyon” statistic of particles in 2D Hall system in the fractional quantum regime well.
Beata Staśkiewicz
doaj   +1 more source

Post-Quantum Signature Scheme Based on the Root Extraction Problem over Mihailova Subgroups of Braid Groups

open access: yesMathematics, 2023
In this paper, by introducing an isomorphism from the Mihailova subgroup of F2×F2 to the Mihailova subgroups of a braid group, we give an explicit presentation of Mihailova subgroups of a braid group.
Hanling Lin, Xiaofeng Wang, Min Li
doaj   +1 more source

HILDEN BRAID GROUPS

open access: yesJournal of Knot Theory and Its Ramifications, 2012
Let Hgbe a genus g handlebody and MCG2n( Tg) be the group of the isotopy classes of orientation preserving homeomorphisms of Tg= ∂ Hg, fixing a given set of 2n points. In this paper we study two particular subgroups of MCG2n( Tg) which generalize Hilden groups defined by Hilden in [Generators for two groups related to the braid groups, Pacific J.
Bellingeri, P, CATTABRIGA, ALESSIA
openaire   +5 more sources

Magnetic flux quantum in 2D correlated states of multiparticle charged system

open access: yesNew Journal of Physics, 2020
We demonstrate that in a correlated 2D systems of electrons in the presence of perpendicular magnetic field the magnetic flux quantum may not achieve its value determined for a single or a noncorrelated electron.
Janusz E Jacak
doaj   +1 more source

Blocked-Braid Groups

open access: yesApplied Categorical Structures, 2013
We introduce and study a family of groups $\mathbf{BB}_n$, called the blocked-braid groups, which are quotients of Artin's braid groups $\mathbf{B}_n$, and have the corresponding symmetric groups $ _n$ as quotients. They are defined by adding a certain class of geometrical modifications to braids.
Maglia, D.   +2 more
openaire   +2 more sources

The key exchange protocol based on non-commutative elements of Clifford algebra [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Математика. Механика. Информатика, 2021
Many of the asymmetric cryptography protocols are based on operations performed on commutative algebraic structures, which are vulnerable to quantum attacks.
Chukanov, Sergei N.
doaj   +1 more source

Comparative analysis of tensile strength between three types of retraction cords [PDF]

open access: yesFolia Medica, 2023
Introduction: Gingival retraction is the withdrawal of the marginal gingiva away from the tooth. This procedure creates a space between the prepared tooth and the gingival tissues to catch more fine details of the impression material.
Desislava R. Makakova   +2 more
doaj   +3 more sources

New Construction of Blind Signatures From Braid Groups

open access: yesIEEE Access, 2019
A new construction of a blind signature scheme based on braid groups is proposed. In the random oracle model, the proposed scheme is provably unforgeable against chosen message attacks, assuming that the one-more matching conjugate problem in braid ...
Licheng Wang   +3 more
doaj   +1 more source

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