Results 41 to 50 of about 15,959 (250)

Topological strings and Nekrasov's formulas [PDF]

open access: yesJournal of High Energy Physics, 2003
38 pages, 4 figures, (v2) References added, Appendices expanded, (v3) Typos corrected, References ...
Eguchi, Tohru, Kanno, Hiroaki
openaire   +2 more sources

A low-cost current flow controlling interline hybrid circuit breaker combined with SCR and H-bridge sub-module

open access: yesFrontiers in Energy Research, 2023
A massive number of DC circuit breaker is usually necessary to be installed to protect HVDC grids from DC faults, this will lead to high capital costs because large number of expensive IGBT-in-series are used.
Qingpeng Zeng   +9 more
doaj   +1 more source

SCFTs, holography, and topological strings [PDF]

open access: yesSurveys in Differential Geometry, 2018
115 pages, 36 ...
Hayashi, Hirotaka   +4 more
openaire   +2 more sources

Open/Closed String Topology and Moduli Space Actions via Open/Closed Hochschild Actions

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2010
In this paper we extend our correlation functions to the open/closed case. This gives rise to actions of an open/closed version of the Sullivan PROP as well as an action of the relevant moduli space. There are several unexpected structures and conditions
Ralph M. Kaufmann
doaj   +1 more source

Spectral sequences in string topology [PDF]

open access: yesAlgebraic & Geometric Topology, 2011
In this paper, we investigate the behaviour of the Serre spectral sequence with respect to the algebraic structures of string topology in generalized homology theories, specificially with the Chas-Sullivan product and the corresponding coproduct and module structures. We prove compatibility for two kinds of fibre bundles: the fibre bundle $ ^n M \to L^
openaire   +4 more sources

Quantum statistics and spacetime surgery

open access: yesPhysics Letters B, 2020
It is known that quantum statistics of quasiparticles in 2+1 spacetime dimensions beget anyons, beyond the familiar statistics of bosons and fermions, while Verlinde formula dictates the consistent anyon statistics.
Juven Wang   +2 more
doaj   +1 more source

Exploring Dipolar Dynamics and Ionic Transport in Metal‐Organic Frameworks: Experimental and Theoretical Insights

open access: yesAdvanced Functional Materials, EarlyView.
In this study, the interplay of dipolar dynamics and ionic charge transport in MOF compounds is investigated. Synthesizing the novel structure CFA‐25 with integrated freely rotating dipolar groups, local and macroscopic effects, including interactions with Cs cations are explored.
Ralph Freund   +6 more
wiley   +1 more source

End‐to‐end delay optimisation for IEEE 802.11 string topology multi‐hop wireless networks in overhead transmission line system

open access: yesIET Communications, 2021
The network sampling rate is important in the overhead transmission line monitoring system. A larger sampling rate can provide more available monitored data to be transmitted, which can effectively improve the response speed to emergency events of the ...
Chanjuan Zhao   +5 more
doaj   +1 more source

TOPOLOGICAL STRINGS ON NONCOMMUTATIVE MANIFOLDS [PDF]

open access: yesInternational Journal of Geometric Methods in Modern Physics, 2004
We identify a deformation of the N=2 supersymmetric sigma model on a Calabi–Yau manifold X which has the same effect on B-branes as a noncommutative deformation of X. We show that for hyperkähler X such deformations allow one to interpolate continuously between the A-model and the B-model.
openaire   +4 more sources

Topologically Alice strings and monopoles [PDF]

open access: yesPhysical Review D, 2004
2 figures; this paper consolidates preprints hep-th/0304161 and hep-th/0304162, to appear in Phys.
Benson, Katherine M., Imbo, Tom
openaire   +2 more sources

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