Results 21 to 30 of about 5,719,386 (368)

A New Approach Of Neutrosophic Topological space

open access: yesInternational journal of neutrosophic science, 2020
In this paper, a new approach of neutrosophic topological space (NA-NTS) is going to be introduced which is more general than neutrosophic topological space.
Riad K. Al-Hamido
semanticscholar   +1 more source

Non-Hermitian Topological Invariants in Real Space. [PDF]

open access: yesPhysical Review Letters, 2019
The topology of non-Hermitian systems is drastically shaped by the non-Hermitian skin effect, which leads to the generalized bulk-boundary correspondence and non-Bloch band theory.
F. Song, Shunyu Yao, Zhong Wang
semanticscholar   +1 more source

Minimal Topological Spaces [PDF]

open access: bronzeTransactions of the American Mathematical Society, 1963
Manuel P. Berri
openalex   +2 more sources

Refined symmetry indicators for topological superconductors in all space groups [PDF]

open access: yesScience Advances, 2019
A general framework is developed to aid the diagnosis of nontrivial topology in superconductors using their symmetry properties. Topological superconductors are exotic phases of matter featuring robust surface states that could be leveraged for ...
Seishiro Ono, H. Po, Haruki Watanabe
semanticscholar   +1 more source

Topological flat bands in frustrated kagome lattice CoSn [PDF]

open access: yesNature Communications, 2020
Electronic flat bands in momentum space, arising from strong localization of electrons in real space, are an ideal stage to realize strongly-correlated phenomena.
Mingu Kang   +10 more
semanticscholar   +1 more source

Generalized fuzzy closed sets in generalized fuzzy topological spaces [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2019
This paper aims to put forward one more difference between generalized topological space and generalized fuzzy topological space via generalized closed set in the respective fields.
Jayasree Chakraborty   +2 more
doaj   +1 more source

Separation axioms in neutrosophic supra topological space and neutrosophic supra bi-topological space [PDF]

open access: yesNeutrosophic Sets and Systems, 2022
In this paper, as a new separation axioms in neutrosophic supra topological space, NS-Ti- space (i=0,1,2) is built in this space. Moreover, SN.T1T2-open(closed) sets are defined in neutrosophic supra bi-topological spaces. Also SNBi-Ti-space (i=0,1,2) is
Riad K. Al-Hamido
doaj   +1 more source

Some type of separation axioms in bornological topological space

open access: yesBoletim da Sociedade Paranaense de Matemática, 2022
In this paper, we introduce the concept of bornological topological continuous in bornological topological space and study some its properties.
Boushra Youssif Hussein   +1 more
doaj   +1 more source

Topological nodal line semimetals in holography

open access: yesJournal of High Energy Physics, 2018
We show a holographic model of a strongly coupled topological nodal line semimetal (NLSM) and find that the NLSM phase could go through a quantum phase transition to a topologically trivial state.
Yan Liu, Ya-Wen Sun
doaj   +1 more source

The topological fundamental group and free topological groups [PDF]

open access: yes, 2010
The topological fundamental group $\pi_{1}^{top}$ is a homotopy invariant finer than the usual fundamental group. It assigns to each space a quasitopological group and is discrete on spaces which admit universal covers.
Aguilar   +28 more
core   +2 more sources

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