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We present the first field-theoretic calculations of the contribution made by cosmic strings to the temperature power spectrum of the cosmic microwave background (CMB). Unlike previous work, in which strings were modeled as idealized…

Astrophysics · Physics 2008-11-26 Neil Bevis , Mark Hindmarsh , Martin Kunz , Jon Urrestilla

The modification of classical dynamics of abelian confining theory by virtue of quantum Abrikosov-Nielsen-Olesen strings is discussed taking D=4 abelian Higgs model as an example. The form of string corrections to the Wilson loop…

High Energy Physics - Theory · Physics 2007-05-23 V. I. Shevchenko

We study the evolution of Abelian-Higgs string networks in large-scale numerical simulations in both a static and expanding background. We measure the properties of the network by tracing the motion of the string cores, for the first time…

High Energy Physics - Phenomenology · Physics 2009-11-07 J. N. Moore , E. P. S. Shellard , C. J. A. P. Martins

We study the decay of cosmic string loops in the Abelian-Higgs model. We confirm earlier results that loops formed by intersections of infinite strings formed from random-field initial conditions disappear quickly, with lifetime…

Cosmology and Nongalactic Astrophysics · Physics 2021-08-25 Mark Hindmarsh , Joanes Lizarraga , Ander Urio , Jon Urrestilla

We investigate the renormalization of the radiative decays of the Higgs to two gauge bosons in the Standard Model Effective Field Theory at mass dimension eight. Given that these are loop-level processes, their one-loop renormalization can…

High Energy Physics - Phenomenology · Physics 2024-06-03 Christophe Grojean , Guilherme Guedes , Jasper Roosmale Nepveu , Gabriel M. Salla

String representations of the Wilson loop are constructed in the SU(N)-version of compact QED in three and four dimensions. This is done exactly in the case of the fundamental Wilson loop and in the large-N limit in the case of the adjoint…

High Energy Physics - Theory · Physics 2010-04-15 Dmitri Antonov

Within the (dual) Abelian Higgs model, confining strings do not disappear at small distances but rather become short strings. In compact 3D electrodynamics, as we argue here, the confining strings are also manifested at small distances in…

High Energy Physics - Lattice · Physics 2007-05-23 M. N. Chernodub , F. V. Gubarev , M. I. Polikarpov , V. I. Zakharov

We reconsider a gravity dual of a 1/4 BPS Wilson loop. In the case of an expectation value of the Wilson loop, it is known that broken zero modes of a string world sheet in the gravity side play important roles in the limit $\lambda \to…

High Energy Physics - Theory · Physics 2015-05-20 Akitsugu Miwa

Additional evidence is presented for a recently proposed effective string model, conjectured to hold throughout the parameter space of the basic 5 dimensional, triply charged black holes, which includes the effects of brane excitations, as…

High Energy Physics - Theory · Physics 2016-08-25 David Kastor , Jennie Traschen

A full quantum description of global vortex strings is presented in the framework of a pure Higgs system with a broken global U(1) symmetry in 3+1D. An explicit expression for the string creation operator is obtained, both in terms of the…

High Energy Physics - Theory · Physics 2009-10-31 H. Fort , E. Marino

The mass of the lightest CP-even Higgs boson of the minimal supersymmetric extension of the Standard Model (MSSM) has previously been computed including O(alpha alpha_s) two-loop contributions by an on-shell diagrammatic method, while…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Carena , H. E. Haber , S. Heinemeyer , W. Hollik , C. E. M. Wagner , G. Weiglein

Drawing on insights from the Swampland program, we initiate a classification of infinite distance limits in the conformal manifolds of 4d SCFTs. Each limit is characterized by a Hagedorn-like behavior of the large $N$ density of states,…

High Energy Physics - Theory · Physics 2024-10-11 José Calderón-Infante , Irene Valenzuela

We propose an open/closed string duality in general backgrounds extending previous ideas about open string completeness by Ashoke Sen. Our proposal sets up a general version of holography that works in gravity as a tomographic principle. We…

High Energy Physics - Theory · Physics 2016-07-27 Vasilis Niarchos

In this paper we make further refinements to the duality proposed between N=1 SQCD and certain string (supergravity plus branes) backgrounds, working in the regime of comparable large number of colors and flavors. Using the string theory…

High Energy Physics - Theory · Physics 2008-11-26 Roberto Casero , Carlos Nunez , Angel Paredes

We study the confinement between vortex strings in the dual lattice gauge theory of the abelian Higgs model. The dual lattice gauge theory is described by a 2-form gauge field. We calculate the string-antistring potential from the surface…

High Energy Physics - Lattice · Physics 2019-12-30 Tomoya Hayata , Arata Yamamoto

We study the Z(2) lattice gauge theory in three dimensions, and present high precision estimates for the first few energy levels of the string spectrum. These results are obtained from new numerical data for the two-point Polyakov loop…

High Energy Physics - Lattice · Physics 2009-02-07 Michele Caselle , Martin Hasenbusch , Marco Panero

We show that the hypothesis of abelian dominance in maximal abelian gauge, which is known to work for Wilson loops in the fundamental representation, fails for Wilson loops in higher group representations. Monte Carlo simulations are…

High Energy Physics - Lattice · Physics 2008-11-26 L. Del Debbio , M. Faber , J. Greensite , S. Olejnik

We discuss the validity of the Standard Model Effective Field Theory (SM EFT) as the low-energy effective theory for the two-Higgs-doublet Model (2HDM). Using the up-to-date Higgs signal strength measurements at the LHC, one can obtain a…

High Energy Physics - Phenomenology · Physics 2017-04-05 Hermès Bélusca-Maïto , Adam Falkowski , Duarte Fontes , Jorge C. Romão , João P. Silva

We apply duality transformation to the Abelian Higgs model in 3+1 dimensions in the presence of electrons coupled to the gauge field. The Higgs field is in the symmetry broken phase, where flux strings can form. Dualization brings in an…

High Energy Physics - Theory · Physics 2022-03-02 Shantonu Mukherjee , Amitabha Lahiri

We study the stability of superconducting strings in a U(1)_{local} x U(1)_{global} model coupled via a gauge field interaction term to U(1) Abelian-Higgs strings. The effect of the interaction on current stability is numerically…

High Energy Physics - Theory · Physics 2013-05-30 Alexandru Babeanu , Betti Hartmann