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We construct and investigate an infrared-improved soft-wall AdS/QCD model for mesons. Both linear confinement and chiral symmetry breaking of low energy QCD are well characterized in such an infrared-improved soft-wall AdS/QCD model. The…

High Energy Physics - Phenomenology · Physics 2016-02-02 Ling-Xiao Cui , Zhen Fang , Yue-Liang Wu

Motivated by the exciting prediction of Multi-Weyl topological semimetals that are stabilized by point group symmetries [Phys. Rev. Lett. 108 (2012) 266802], we study tunneling phenomena for a class of anisotropic Multi-Weyl semimetals. We…

Mesoscale and Nanoscale Physics · Physics 2022-10-04 Ahmed Bouhlal , Adel Abbout , Ahmed Jellal , Hocine Bahlouli , Michael Vogl

Warped conformal field theories (WCFTs) are a novel class of non-relativistic theories. A simple, yet non-trivial, example of such theory is a massive Weyl fermion in $(1+1)$-dimensions, which we study in detail. We derive general…

High Energy Physics - Theory · Physics 2015-11-23 Alejandra Castro , Diego M. Hofman , Gábor Sárosi

Recently there have been proposals to understand features of QCD such as confinement and chiral symmetry breaking by considering supersymmetric versions of the theory with various patterns of soft breaking. In this note we recall that with…

High Energy Physics - Phenomenology · Physics 2022-05-11 Michael Dine , Yan Yu

We study non-Hermitian quantum mechanics in the presence of a minimal length. In particular we obtain exact solutions of a non-Hermitian displaced harmonic oscillator and the Swanson model with minimal length uncertainty. The spectrum in…

Quantum Physics · Physics 2009-08-18 T. K. Jana , P. Roy

Inspired by the newly emergent valleytronics, great interest has been attracted to the topological valley transport in classical metacrystals. The presence of nontrivial domain-wall states is interpreted with a concept of valley Chern…

Mesoscale and Nanoscale Physics · Physics 2022-06-08 Xiying Fan , Tianzhi Xia , Huahui Qiu , Qicheng Zhang , Chunyin Qiu

We propose that the finite-frequency susceptibility of matter near a class of zero-temperature phase transition exhibits distinctive excitonic structure similar to meson resonances. The specific case of a Landau level undergoing a…

Superconductivity · Physics 2007-05-23 B. A. Bernevig , D. Giuliano , R. B. Laughlin

Light meson spectra are studied in a Dyson-Schwinger/Bethe-Salpeter approach to QCD. By varying the interaction strength of three sets of models for the quark-antiquark interaction, the transition from the chiral symmetric to the chirally…

High Energy Physics - Phenomenology · Physics 2026-05-05 Reinhard Alkofer , Christian S. Fischer , Fabian Zierler

We propose a new method for the study of the chiral properties of the ground state in QFT's based on the computation of the probability distribution function of the chiral condensate. It can be applied directly in the chiral limit and…

High Energy Physics - Theory · Physics 2009-10-28 Vicente Azcoiti , Victor Laliena , Xiang-Qian Luo

We study the mass, width and couplings of the lightest vector multiplet. Effective field theories based on chiral symmetry and a 1/N_C counting are adopted in order to describe the vector form factor associated to the two-pseudoscalar…

High Energy Physics - Phenomenology · Physics 2009-11-10 J. J. Sanz-Cillero , A. Pich

We report on the theoretical analysis of bosonic and fermionic non-interacting systems in a discrete two-particle quantum walk affected by different kinds of disorder. We considered up to 100-step QWs with a spatial, temporal and…

Multispectral pedestrian detection is an important task for many around-the-clock applications, since the visible and thermal modalities can provide complementary information especially under low light conditions. Due to the presence of two…

Computer Vision and Pattern Recognition · Computer Science 2024-11-06 Yinghui Xing , Shuo Yang , Song Wang , Shizhou Zhang , Guoqiang Liang , Xiuwei Zhang , Yanning Zhang

Electromagnetic decays of the scalar mesons are shown to be constrained by chiral symmetry as a consequence of the fact that, in the chiral limit, the two and three-point functions $<SS-PP>$ and $<VVS>$ satisfy super-convergent dispersion…

High Energy Physics - Phenomenology · Physics 2009-09-25 B. Moussallam , J. Stern

QCD with 2 massless colour-sextet quarks is studied as a model of Walking Technicolor. We simulate lattice QCD with 2 light color-sextet staggered quarks at finite temperature, and use the dependence of the coupling at the chiral transition…

High Energy Physics - Lattice · Physics 2011-11-10 D. K. Sinclair , J. B. Kogut

We continue our lattice simulations of QCD with 2 flavours of colour-sextet quarks as a model for conformal or walking technicolor. A 2-loop perturbative calculation of the $\beta$-function which describes the evolution of this theory's…

High Energy Physics - Lattice · Physics 2013-05-29 J. B. Kogut , D. K. Sinclair

We propose a trajectory-based quasiclassical method for approximating dynamics in condensed phase systems. Building upon the previously developed Optimized Mean Trajectory (OMT) approximation that has been used to compute linear and…

Chemical Physics · Physics 2024-08-23 Kritanjan Polley

We derive semiclassical expressions for spectra, weighted by matrix elements of a Gaussian observable, relevant to a range of molecular and mesoscopic systems. We apply the formalism to the particular example of the resonant tunneling diode…

chao-dyn · Physics 2009-10-31 D. S. Saraga , T. S. Monteiro

We computed the complete gauge and chiral superheavy spectra and couplings in the Minimal Susy GUT and therefrom evaluated the dependence of 1-loop threshold corrections to the Weinberg angle and Unification scale as functions of the single…

High Energy Physics - Phenomenology · Physics 2007-05-23 Charanjit S. Aulakh

We study the phase diagram as function of the number of colours and flavours of asymptotically free non-supersymmetric theories with matter in higher dimensional representations of arbitrary SU(N) gauge groups. Since matter in higher…

High Energy Physics - Phenomenology · Physics 2010-04-06 Dennis D. Dietrich , Francesco Sannino

In this paper some aspects on chaotic behavior and minimality in planar piecewise smooth vector fields theory are treated. The occurrence of non-deterministic chaos is observed and the concept of orientable minimality is introduced. It is…

Dynamical Systems · Mathematics 2019-02-20 Claudio Buzzi , Tiago de Carvalho , Rodrigo Euzebio