Results 11 to 20 of about 626 (115)

A mass for the dual axion [PDF]

open access: yesJournal of High Energy Physics
In this article we study a modification of axion physics in which the dual axion acquires a mass. This mass explicitly breaks the shift symmetry of the dual axion. The potential breaking of this shift symmetry poses a dual axion quality problem. When the
Arthur Platschorre
doaj   +4 more sources

Chains of solitons [PDF]

open access: yes, 2008
We construct and analyse chains of solitons in various field theories. Particular emphasis is placed on the constituent structure, which appears to be be a generic feature of chains.
Harland, Derek
core   +6 more sources

Uniqueness of Two‐Bubble Wave Maps in High Equivariance Classes

open access: yesCommunications on Pure and Applied Mathematics, Volume 76, Issue 8, Page 1608-1656, August 2023., 2023
Abstract This is the second part of a two‐paper series that establishes the uniqueness and regularity of a threshold energy wave map that does not scatter in both time directions. Consider the S2‐valued equivariant energy critical wave maps equation on ℝ1+2, with equivariance class k≥4.
Jacek Jendrej, Andrew Lawrie
wiley   +1 more source

Area Law Saturation of Entropy Bound from Perturbative Unitarity in Renormalizable Theories

open access: yesFortschritte der Physik, Volume 69, Issue 1, January 2021., 2021
Abstract We study the quantum information storage capacity of solitons and baryons in renormalizable quantum field theories that do not include gravity. We observe that a 't Hooft‐Polyakov magnetic monopole saturates the Bekenstein bound on information when the theory saturates the bound on perturbative unitarity.
Gia Dvali
wiley   +1 more source

Calorons, symmetry, and the soliton trinity [PDF]

open access: yes, 2018
This thesis is concerned with calorons -- finite-action, anti-self-dual connections over S^1\times R^3. We study three major topics: a review of the geometry of calorons, and their different construction techniques; the topic of symmetric calorons, that ...
Cork, Joshua Stephen
core   +6 more sources

Unitarity Entropy Bound: Solitons and Instantons

open access: yesFortschritte der Physik, Volume 69, Issue 1, January 2021., 2021
Abstract We show that non‐perturbative entities such as solitons and instantons saturate bounds on entropy when the theory saturates unitarity. Simultaneously, the entropy becomes equal to the area of the soliton/instanton. This is strikingly similar to black hole entropy despite absence of gravity. We explain why this similarity is not an accident. We
Gia Dvali
wiley   +1 more source

Topological sectors for heterotic M5-brane charges under Hypothesis H

open access: yesJournal of High Energy Physics, 2020
Assuming Fiorenza-Sati-Schreiber’s Hypothesis H, on the charge quantization of M-theory’s C -field, the topological sectors of the resulting String c2 (4)-valued higher gauge theory on a heterotic M5-brane are classified by homotopy classes of maps from ...
David Michael Roberts
doaj   +1 more source

Instantons and entanglement entropy

open access: yesJournal of High Energy Physics, 2017
We would like to put the area law — believed to be obeyed by entanglement entropies in the ground state of a local field theory — to scrutiny in the presence of nonperturbative effects.
Arpan Bhattacharyya   +2 more
doaj   +1 more source

Noncommutative instantons and solitons [PDF]

open access: yes, 2003
I explain how to construct noncommutative BPS configurations in four and lower dimensions by solving linear matrix equations. Examples are instantons in D=4 Yang-Mills, monopoles in D=3 Yang-Mills-Higgs, and (moving) solitons in D=2+1 Yang-Mills-Higgs ...
Olaf Lechtenfeld   +2 more
core   +1 more source

False vacuum decay in gauge theory

open access: yesJournal of High Energy Physics, 2017
The decay rate of a false vacuum is studied in gauge theory, paying particular attention to its gauge invariance. Although the decay rate should not depend on the gauge parameter ξ according to the Nielsen identity, the gauge invariance of the result of ...
Motoi Endo   +3 more
doaj   +1 more source

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