Articles with "non trivial" as a keyword



Colossal Shift Currents in Band-Inverted Bi Nanotubes Driven by the Interplay of Curvature and Spin-Orbit Coupling.

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Published in 2024 at "Small"

DOI: 10.1002/smll.202409249

Abstract: The concept of non-trivial electronic structure combined with reduced dimensionality presents a promising strategy for advancing optical applications and energy harvesting technologies. Symmetry breaking in low dimensional system enables the emergence of non-linear optical responses,… read more here.

Keywords: shift current; shift; non trivial; spin orbit ... See more keywords
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Thermal properties of a string bit model at large N

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Published in 2017 at "Journal of High Energy Physics"

DOI: 10.1007/jhep10(2017)200

Abstract: A bstractWe study the finite temperature properties of a recently introduced string bit model designed to capture some features of the emergent string in the tensionless limit. The model consists of a pair of bosonic… read more here.

Keywords: finite temperature; temperature; string bit; bit ... See more keywords

Convex analysis and non-trivial invariant subspaces

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Published in 2019 at "Positivity"

DOI: 10.1007/s11117-019-00682-4

Abstract: We establish sufficient conditions for the existence of invariant subspaces for operators on real Banach spaces, and we investigate the behaviour of operators without such subspaces. All proofs are elementary. read more here.

Keywords: trivial invariant; convex analysis; non trivial; analysis non ... See more keywords

Invariant subspaces for non-normable Fréchet spaces

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Published in 2018 at "Advances in Mathematics"

DOI: 10.1016/j.aim.2018.09.039

Abstract: A Fr\'echet space $X$ satisfies the Hereditary Invariant Subspace (resp. Subset) Property if for every closed infinite-dimensional subspace $M$ in $X$, each continuous operator on $M$ possesses a non-trivial invariant subspace (resp. subset). In this… read more here.

Keywords: non trivial; non normable; subspace; continuous operator ... See more keywords

The Diederich–Fornæss index I: For domains of non-trivial index

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Published in 2019 at "Advances in Mathematics"

DOI: 10.1016/j.aim.2018.11.011

Abstract: We study bounded pseudoconvex domains in complex Euclidean space. We define an index associated to the boundary and show this new index is equivalent to the Diederich-Forn{\ae}ss index defined in 1977. This connects the Diederich-Forn{\ae}ss… read more here.

Keywords: domains non; forn index; diederich forn; non trivial ... See more keywords
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Toward a systems theatre: Proposal for a program of non-trivial modeling

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Published in 2018 at "Futures"

DOI: 10.1016/j.futures.2018.03.008

Abstract: Abstract This paper makes the case for, and calls for participants in, an interdisciplinary research program exploring the development of theatrical methods of social system modeling. It combines argumentation that synthesizes concepts from the theatre… read more here.

Keywords: non trivial; program; systems theatre; toward systems ... See more keywords
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Partially ordered sets of non-trivial nilpotent π-subgroups II

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Published in 2017 at "Topology and its Applications"

DOI: 10.1016/j.topol.2017.09.011

Abstract: Abstract Let G be a finite group, and π a set of prime numbers dividing the order of G. Denote by N π ( G ) and L π ( G ) respectively the totality… read more here.

Keywords: trivial nilpotent; non trivial; ordered sets; partially ordered ... See more keywords

Dipolophoresis in concentrated suspensions of ideally polarizable spheres

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Published in 2019 at "Journal of Fluid Mechanics"

DOI: 10.1017/jfm.2019.539

Abstract: The dynamics of ideally polarizable spherical particles in concentrated suspensions under the effects of nonlinear electrokinetic phenomena is analysed using large-scale numerical simulations. Particles are assumed to carry no net charge and considered to undergo… read more here.

Keywords: volume; non trivial; concentrated suspensions; dipolophoresis ... See more keywords

Coprime subdegrees of twisted wreath permutation groups

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Published in 2019 at "Proceedings of the Edinburgh Mathematical Society"

DOI: 10.1017/s0013091519000130

Abstract: Abstract Dolfi, Guralnick, Praeger and Spiga asked whether there exist infinitely many primitive groups of twisted wreath type with non-trivial coprime subdegrees. Here, we settle this question in the affirmative. We construct infinite families of… read more here.

Keywords: twisted wreath; non trivial; permutation; trivial coprime ... See more keywords

Non-trivial stimuli-responsive collective behaviours emerging from microscopic dynamic complexity in supramolecular polymer systems

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Published in 2025 at "Nature Communications"

DOI: 10.1038/s41467-025-60150-4

Abstract: Supramolecular polymers are composed of monomers that self-assemble non-covalently generating distributions of fibres in continuous exchange-and-communication with each other and the surroundings. Intriguing collective properties may emerge in such molecular-scale complex systems, following mechanisms often… read more here.

Keywords: polymer systems; collective behaviours; non trivial; complexity ... See more keywords
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Heterogeneous catalysis at the surface of topological materials

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Published in 2020 at "Applied Physics Letters"

DOI: 10.1063/1.5143800

Abstract: Intriguing properties are frequently reported in various topologically non-trivial materials. They include robust metallic surface states, high carrier mobility, chiral fermions, and ultralong Fermi arcs. An exciting recent finding is that these properties are strongly… read more here.

Keywords: non trivial; heterogeneous catalysis; surface; surface topological ... See more keywords