most citedObservation of a new particle in the search for the Standard Model Higgs boson with the ATLAS detector at the LHC

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Showing 2017 · hep-thShow all

24 papers · 2 filters

hep-th2017★ 1 cited

Soft supersymmetry breaking in the nonlinear sigma model

L. Ibiapina Bevilaqua, A. C. Lehum, A. J. da Silva

In this work we discuss the dynamical generation of mass in a deformed supersymmetric nonlinear sigma model in a two-dimensional () space-time. We introduce the…

hep-th2017★ 9 cited

BPS Sphalerons in the Non-Linear Sigma Model

Yuki Amari, Nobuyuki Sawado

We construct static and also time-dependent solutions in a non-linear sigma model with target space being the flag manifold on the four dimensional Minkowski spa…

hep-th2017★ 2 cited

A direct test of the integral Yang-Mills equations through SU(2) monopoles

C. P. Constantinidis, L. A. Ferreira, G. Luchini

We use the SU(2) 't Hooft-Polyakov monopole configuration, and its BPS version, to test the integral equations of the Yang-Mills theory. Those integral equations involve two (compl…

hep-th2017★ 12 cited

Excited cosmic strings with superconducting currents

Betti Hartmann, Florent Michel, Patrick Peter

We present a detailed analysis of {\it excited} cosmic string solutions which possess superconducting currents. These currents can be excited inside the string core, and - if the c…

hep-th2017★ 4 cited

Magnetic response from constant backgrounds to Coulomb sources

T. C. Adorno, D. M. Gitman, A. E. Shabad

Magnetically uncharged, magnetic linear response of the vacuum filled with arbitrarily combined constant electric and magnetic fields to an imposed static electric charge is found…

hep-th2017★ 12 cited

Vacuum fluctuations of a scalar field near a reflecting boundary and their effects on the motion of a test particle

G. H. Camargo, V. A. De Lorenci, C. C. H. Ribeiro +2

The contribution from quantum vacuum fluctuations of a real massless scalar field to the motion of a test particle that interacts with the field in the presence of a perfectly refl…

hep-th2017★ 16 cited

Particle scattering and vacuum instability by exponential steps

S. P. Gavrilov, D. M. Gitman, A. A. Shishmarev

Particle scattering and vacuum instability in a constant inhomogeneous electric field of particular peak configuration that consists of two (exponentially increasing and exponentia…

hep-th2017★ 29 cited

Homogeneous isotropization and equilibration of a strongly coupled plasma with a critical point

Renato Critelli, Romulo Rougemont, Jorge Noronha

We use holography to investigate the process of homogeneous isotropization and thermalization in a strongly coupled Super Yang-Mills plasma charged under a …

hep-th2017★ 12 cited

Quark-antiquark potential in defect conformal field theory

Michelangelo Preti, Diego Trancanelli, Edoardo Vescovi

We consider antiparallel Wilson lines in N=4 super Yang-Mills in the presence of a codimension-1 defect. We compute the Wilson lines' expectation value both at weak coupling, in th…

hep-th2017★ 5 cited

Finite BRST Mapping in Higher Derivative Models

Pavel Yu. Moshin, Sudhaker Upadhyay, Ricardo A. Castro

We continue the study of finite field dependent BRST (FFBRST) symmetry in the quantum theory of gauge fields. An expression for the Jacobian of path integral measure is presented,…

hep-th2017★ 3 cited

An UV Completion of Five Dimensional Scalar QED and Lorentz Symmetry

F. Marques, M. Gomes, A. J. da Silva

We study a five dimensional Horava-Lifshitz like scalar QED with dynamical exponent z=2. Consistency of the renormalization procedure requires the presence of four quartic and one…

hep-th2017

Fermion propagator in an external potential and generalized Airy functions

A. L. M. Britto, Ashok K. Das, J. Frenkel

We study the behavior of the fermion propagator in an external time dependent potential in 0+1 dimension. We show that, when the potential has upto quadratic terms in time, the pro…

hep-th2017★ 24 cited

Exact self-duality in a modified Skyrme model

L. A. Ferreira

We propose a modification of the Skyrme model that supports a self-dual sector possessing exact non-trivial finite energy solutions. The action of such a theory possesses the usual…

hep-th2017★ 9 cited

Relativistic quantum dynamics of scalar bosons under a full vector Coulomb interaction

Luis B. Castro, Luiz P. de Oliveira, Marcelo G. Garcia +1

The relativistic quantum dynamics of scalar bosons in the background of a full vector coupling (minimal plus nonminimal vector couplings) is explored in the context of the Duffin-K…

hep-th2017★ 3 cited

Covariant quantizations in plane and curved spaces

J. Assirati, D. M. Gitman

We present covariant quantization rules for nonsingular finite dimensional classical theories with flat and curved configuration spaces. In the beginning, we construct a family of…

hep-th2017★ 3 cited

Quantizing the Palatini action using a transverse traceless propagator

F. T. Brandt, D. G. C. McKeon, Chenguang Zhao

We consider the first order form of the Einstein-Hilbert action and quantize it using the path integral. Two gauge fixing conditions are imposed so that the graviton propagator is…

hep-th2017★ 2 cited

On non-homogeneous tachyon condensation in closed string theory

Gaston Giribet, Laura Rado

Lorentzian continuation of the Sine-Liouville model describes non-homogeneous rolling closed string tachyon. Via T-duality, this relates to the gauged Wess-Zumino-Witten mo…

hep-th2017★ 21 cited

Exact Self-Dual Skyrmions

L. A. Ferreira, Ya. Shnir

We introduce a Skyrme type model with the target space being the 3-sphere S^3 and with an action possessing, as usual, quadratic and quartic terms in field derivatives. The novel c…

hep-th2017★ 18 cited

Compact Q-balls and Q-shells in the CPN type models

P. Klimas, L. R. Livramento

We show that the CPN model with odd number of scalar fields and V-shaped potential possesses finite energy compact solutions in the form of Q-balls and Q-shells. The solutions were…

hep-th2017★ 14 cited

BRST renormalization of the first order Yang-Mill theory

J Frenkel, J C Taylor

We examine the renormalization of the first order formulation of Yang-Mills theory, by using the BRST idenities. These preserve the gauge invariance of the theory and enable a recu…

hep-th2017★ 4 cited

Canonical Interacting Quantum Fields on Two-Dimensional De Sitter Space

Christian D. Jäkel, Jens Mund

We present the model on de Sitter space in the canonical formulation. We discuss the role of the Noether theorem and we provide explicit expressions for the ene…

hep-th2017★ 47 cited

Perturbative computation of string one-loop corrections to Wilson loop minimal surfaces in

V. Forini, A. A. Tseytlin, E. Vescovi

We revisit the computation of the 1-loop string correction to the "latitude" minimal surface in representing 1/4 BPS Wilson loop in planar =4 SYM theory…

hep-th2017★ 13 cited

Supersymmetric Many-Body Systems from Partial Symmetries: Integrability, Localization and Scrambling

Pramod Padmanabhan, Soo-Jong Rey, Daniel Teixeira +1

Partial symmetries are described by generalized group structures known as symmetric inverse semigroups. We use the algebras arising from these structures to realize supersymmetry i…

hep-th2017★ 16 cited

A Hamiltonian approach for the Thermodynamics of AdS black holes

M. C. Baldiotti, R. Fresneda, C. Molina

In this work we study the Thermodynamics of D-dimensional Schwarzschild-anti de Sitter (SAdS) black holes. The minimal Thermodynamics of the SAdS spacetime is briefly discussed, hi…