Results 61 to 70 of about 8,260 (218)

Data‐Driven Discovery of Unconventional Antiferromagnets

open access: yesAdvanced Science, EarlyView.
A high‐throughput workflow that combines the physics‐informed pre‐screening, high‐throughput exchange calculations, Luttinger‐Tisza analysis and symmetry classification is established for accurate identification of unconventional antiferromagnets from the broad structural database.
Qirui Cui   +3 more
wiley   +1 more source

Poincaré's lemma on the Heisenberg group

open access: yesAdvances in Applied Mathematics, 2014
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Ovidiu Calin, Der-Chen Chang, Jishan Hu
openaire   +3 more sources

Existence for (p, q) critical systems in the Heisenberg group

open access: yesAdvances in Nonlinear Analysis, 2019
This paper deals with the existence of entire nontrivial solutions for critical quasilinear systems (𝓢) in the Heisenberg group ℍn, driven by general (p, q) elliptic operators of Marcellini types.
Pucci Patrizia, Temperini Letizia
doaj   +1 more source

Lithium Niobate Electro‐Optic Photonic Processor for Variational Quantum Eigensolver

open access: yesAdvanced Science, EarlyView.
An integrated lithium‐niobate‐on‐insulator ququart processor implements an electro‐optically controlled photonic variational quantum eigensolver using single photons encoded in four path modes. Bell‐basis‐emulating ququart projective measurements reduce measurement settings while achieving chemical‐accuracy‐level molecular‐energy estimation.
Jinil Lee   +11 more
wiley   +1 more source

Fourier analysis on the Heisenberg group [PDF]

open access: yesProceedings of the National Academy of Sciences, 1977
We obtain a usable characterization of the (group) Fourier transform of 𝒮(H n ) (Schwartz space on the Heisenberg group). The characterization involves writing elements of [Formula: see text] as asymptotic series in Planck's constant. In the process,
openaire   +3 more sources

A Measure Zero UDS in the Heisenberg Group

open access: yesBruno Pini Mathematical Analysis Seminar, 2016
We show that the Heisenberg group contains a measure zero set N such that every real-valued Lipschitz function is Pansu differentiable at a point of N.
Andrea Pinamonti, Gareth Speight
doaj   +1 more source

Van der Waals Heterostructures for Next‐Generation Spintronics: Multiferroic‐Mediated Magnetoelectric Properties

open access: yesAdvanced Science, EarlyView.
As CMOS technology approaches fundamental energy limits, new paradigms for low‐power information processing are required. Magnetic systems are attractive for their spin transport, yet current‐induced magnetization control is energy inefficient. Multiferroic heterostructures enable energy‐efficient electric field manipulation of magnetism.
Donghyeon Lee   +3 more
wiley   +1 more source

The Cohomology of the Integer Heisenberg Groups

open access: yesJournal of Algebra, 1996
A closed formula for the cohomology groups of the standard integer lattice in the simply-connected Heisenberg Lie group of dimension \(2n+1\), \(n\in\mathbb{Z}^+\) is given and a recursion relation involving \(n\) for these cohomology groups is provided.
Lee, S.T., Packer, J.A.
openaire   +2 more sources

Some Nonlocal Operators in the First Heisenberg Group

open access: yesFractal and Fractional, 2017
In this paper we construct some nonlocal operators in the Heisenberg group. Specifically, starting from the Grünwald-Letnikov derivative and Marchaud derivative in the Euclidean setting, we revisit those definitions with respect to the one of the ...
Fausto Ferrari
doaj   +1 more source

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