Results 1 to 10 of about 5,897,572 (201)

Topological Space-Time Crystal [PDF]

open access: yesPhysical Review Letters, 2022
We introduce a new class of out-of-equilibrium noninteracting topological phases, the topological space-time crystals. These are time-dependent quantum systems which do not have discrete spatial translation symmetries, but instead are invariant under discrete space-time translations.
Yang Peng
openaire   +5 more sources

Topological Test Spaces [PDF]

open access: yesInternational Journal of Theoretical Physics, 2005
12 pp., LaTeX 2e. To appear in Int. J.
A. Gleason   +8 more
openaire   +4 more sources

Fuzzy metric topology space and manifold [PDF]

open access: yesJournal of Fuzzy Extension and Applications, 2023
This paper, considers the fuzzy topological subsets, fuzzy topological spaces and introduces a novel concept of fuzzy Hausdorff space and fuzzy manifold space in this regards. Based on these concepts, we present a concept of fuzzy metric Hausdorff spaces
Mahdi Mollaei Arani
doaj   +1 more source

Topological transformation and free-space transport of photonic hopfions [PDF]

open access: yesAdvanced Photonics, 2022
Structured light fields embody strong spatial variations of polarisation, phase and amplitude. Understanding, characterization and exploitation of such fields can be achieved through their topological properties.
Yijie Shen   +5 more
semanticscholar   +1 more source

Topological natures of the Gauss-Bonnet black hole in AdS space [PDF]

open access: yesPhysical Review D, 2022
In the recent proposal [Phys. Rev. Lett. 129, 191101 (2022)], the black holes were viewed as topological thermodynamic defects by using the generalized off-shell free energy.
Cong-xin Liu, Jin Wang
semanticscholar   +1 more source

Pentapartitioned Neutrosophic Topological Space [PDF]

open access: yesNeutrosophic Sets and Systems, 2021
The main focus of this study is to present the notions of pentapartitioned neutrosophic topological space. We introduce the notions of closure and interior operator of pentapartitioned neutrosophic sets in pentapartitioned neutrosophic topological space ...
Suman Das, Binod Chandra Tripathy
doaj   +1 more source

Black Hole Solutions as Topological Thermodynamic Defects. [PDF]

open access: yesPhysical Review Letters, 2022
In this Letter, employing the generalized off-shell free energy, we treat black hole solutions as defects in the thermodynamic parameter space. The results show that the positive and negative winding numbers corresponding to the defects indicate the ...
Shao-Wen Wei, Yu-Xiao Liu, R. Mann
semanticscholar   +1 more source

\(\mathcal{I}^{\mathcal{K}}\)-SEQUENTIAL TOPOLOGY

open access: yesUral Mathematical Journal, 2023
In the literature, \(\mathcal{I}\)-convergence (or convergence in \(\mathcal{I}\)) was first introduced in [11]. Later related notions of \(\mathcal{I}\)-sequential topological space and \(\mathcal{I}^*\)-sequential topological space were introduced and ...
H. S. Behmanush, M. Küçükaslan
doaj   +1 more source

Neutrosophic Tri-Topological Space [PDF]

open access: yesNeutrosophic Sets and Systems, 2021
In this article, we present the notion of neutrosophic tri-topological space as a generalization of neutrosophic bi-topological space. Besides, we study the different types of open sets and closed sets namely neutrosophic tri-open sets, neutrosophic tri ...
Suman Das, Surapati Pramanik
doaj   +1 more source

Observation of Protected Photonic Edge States Induced by Real-Space Topological Lattice Defects. [PDF]

open access: yesPhysical Review Letters, 2020
Topological defects (TDs) in crystal lattices are elementary lattice imperfections that cannot be removed by local perturbations, due to their real-space topology.
Qiang Wang   +3 more
semanticscholar   +1 more source

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