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Note on Heisenberg Characters of Heisenberg Groups [PDF]

open access: yesRatio Mathematica, 2018
An irreducible character χ of a group G is called a Heisenberg character, if Kerχ ⊇ [G,[G,G]]. In this paper, the Heisenberg characters of the quaternion Heisenberg, generalized Heisenberg, polarised Heisenberg and three other types of infinite ...
Alieh Zolfi, Ali Reza Ashrafi
doaj   +2 more sources

Generation of spin-polarized hot electrons at topological insulators surfaces by scattering from collective charge excitations

open access: yesCommunications Physics, 2021
A key feature of topological insulators, such as Bi2Se3 is their protected electronic surface states where the direction of spin is locked to their momentum.
Khalil Zakeri   +2 more
doaj   +1 more source

Geometry of left-invariant Randers metric on the Heisenberg groups [PDF]

open access: yesArab Journal of Mathematical Sciences, 2023
Purpose – In this paper, we consider the Heisenberg groups which play a crucial role in both geometry and theoretical physics. Design/methodology/approach – In the first part, we retrieve the geometry of left-invariant Randers metrics on the Heisenberg ...
Ghodratallah Fasihi-Ramandi   +1 more
doaj   +1 more source

Unconventional magnonic surface and interface states in layered ferromagnets

open access: yesCommunications Physics, 2021
Magnons are the quantized spin waves, which describe the collective magnetic excitations and the long-range magnetic order in a solid. Here, the authors describe how to engineer magnonic band structures at the interface and surface of ferromagnetic ...
Khalil Zakeri, Huajun Qin, Arthur Ernst
doaj   +1 more source

NET-(works) in arterial and venous thrombo-occlusive diseases

open access: yesFrontiers in Cardiovascular Medicine, 2023
Formation of Neutrophil Extracellular Traps (NETosis), accompanied by the release of extracellular decondensed chromatin and pro-inflammatory as well as pro-thrombotic factors, is a pivotal element in the development and progression of thrombo-occlusive ...
Monika Zdanyte   +5 more
doaj   +1 more source

On Properties of the (2n+1)-Dimensional Heisenberg Lie Algebra

open access: yesJTAM (Jurnal Teori dan Aplikasi Matematika), 2020
In the present paper, we study some properties of the Heisenberg Lie algebra of dimension . The main purpose of this research is to construct a real Frobenius Lie algebra from the Heisenberg Lie algebra of dimension .
Edi Kurniadi
doaj   +1 more source

Gradient flow of Einstein-Maxwell theory and Reissner-Nordström black holes

open access: yesJournal of High Energy Physics, 2023
Ricci flow is a natural gradient flow of the Einstein-Hilbert action. Here we consider the analog for the Einstein-Maxwell action, which gives Ricci flow with a stress tensor contribution coupled to a Yang-Mills flow for the Maxwell field.
Davide De Biasio   +3 more
doaj   +1 more source

Surjektifitas Pemetaan Eksponensial untuk Grup Lie Heisenberg yang Diperumum

open access: yesJambura Journal of Mathematics, 2023
The Heisenberg Lie Group is the most frequently used model for studying the representation theory of Lie groups. This Lie group is modular-noncompact and its Lie algebra is nilpotent.
Edi Kurniadi   +2 more
doaj   +1 more source

Hölder Regularity of Quasiminimizers to Generalized Orlicz Functional on the Heisenberg Group

open access: yesJournal of Function Spaces, 2020
In this paper, we apply De Giorgi-Moser iteration to establish the Hölder regularity of quasiminimizers to generalized Orlicz functional on the Heisenberg group by using the Riesz potential, maximal function, Calderón-Zygmund decomposition, and covering ...
Junli Zhang, Pengcheng Niu
doaj   +1 more source

Uncertainty Principles for Heisenberg Motion Group

open access: yesAbstract and Applied Analysis, 2021
In this article, we will recall the main properties of the Fourier transform on the Heisenberg motion group G=ℍn⋊K, where K=Un and ℍn=ℂn×ℝ denote the Heisenberg group.
Walid Amghar
doaj   +1 more source

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