Results 121 to 130 of about 3,784,223 (275)

Counting topological interface modes using simplicial characteristic classes

open access: yesNew Journal of Physics
A computational approach for predicting the number of topological interface modes (TIMs) in hermitian systems using the spectral flow—monopole correspondence is presented. The number of TIMs is determined by calculating the Chern number of a complex line
N Bohlsen, I Y Dodin, H Qin
doaj   +1 more source

The large-N partition function for non-parity-invariant Chern-Simons-matter theories

open access: yesJournal of High Energy Physics, 2020
We extend the Fermi gas approach to a class of ABJM-like necklace quiver theories without parity invariance. The resulting partition function on S 3 retains the form of an Airy function, but now includes a phase that scales as Nk in the large-N limit ...
James T. Liu, Xiuyuan Zhang
doaj   +1 more source

DFT‐Based Insights Into Elastic, Thermophysical, Electronic, and Optical Properties of Topological Insulators XTe5 (X = Zr, Hf)

open access: yesAdvanced Physics Research, Volume 5, Issue 1, January 2026.
In this work, we present the first in‐depth investigation of elasto‐mechanical, thermophysical, and optical properties of these compounds. In particular, we analyzed the directional dependence of the elastic properties, explored the optical response for different photon polarization directions, and examined potential industrial applications of these ...
Syed Shovon Mahbub Mahin   +4 more
wiley   +1 more source

Tian invariant on generalized Calabi manifold

open access: yesArab Journal of Mathematical Sciences, 2015
In this article we calculate the Tian invariant on some Fano manifolds. These manifolds generalize those introduced by the first author in collaboration with Pascal Cherrier, in Ben Abdesselem and Cherrier (2009 [1]).
Adnène Ben Abdesselem   +2 more
doaj   +1 more source

Chern classes via differential forms [PDF]

open access: gold, 2022
Ivan Tagliaferro de Oliveira Tezôto
openalex   +1 more source

Bulk‐Edge Correspondence and Multiplexing Topological Routings in Gyromagnetic Photonic Weyl Metamaterials

open access: yesLaser &Photonics Reviews, Volume 20, Issue 1, 8 January 2026.
In this work, various topological phases and the bulk‐edge correspondence are studied and established in gyromagnetic photonic Weyl metamaterials. Based on rigorous theoretical analysis, the comprehensive depictions of the multiple topological phase diagrams and multi‐type bulk‐edge correspondences are further mapped out.
Ning Han   +7 more
wiley   +1 more source

Generalized Chern–Pontryagin models

open access: yesEuropean Physical Journal C: Particles and Fields
We formulate a new class of modified gravity models, that is, generalized four-dimensional Chern–Pontryagin models, whose action is characterized by an arbitrary function of the Ricci scalar R and the Chern–Pontryagin topological term $$ ^*RR$$ ∗ R R , i.
J. R. Nascimento   +3 more
doaj   +1 more source

Families of singular algebraic varieties that are rationally elliptic spaces

open access: yesMathematische Nachrichten, Volume 299, Issue 1, Page 214-223, January 2026.
Abstract We discuss families of hypersurfaces with isolated singularities in projective space with the property that the sum of the ranks of the rational homotopy and the homology groups is finite. They represent infinitely many distinct homotopy types with all hypersurfaces having a nef canonical or anti‐canonical class.
A. Libgober
wiley   +1 more source

Effective theories for 2+1 dimensional non-Abelian topological spin liquids

open access: yesJournal of High Energy Physics, 2017
In this work we propose an effective low-energy theory for a large class of 2+1 dimensional non-Abelian topological spin liquids whose edge states are conformal degrees of freedom with central charges corresponding to the coset structure su(2) k ⊕ su(2 ...
Carlos A. Hernaski, Pedro R.S. Gomes
doaj   +1 more source

L∞ liftings of semiregularity maps via Chern–Simons classes

open access: hybrid, 2023
Ruggero Bandiera   +2 more
openalex   +1 more source

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