English
Related papers

Related papers: Weak Interaction in Holographic QCD

200 papers

Weak radiative hyperon decays represent a rich interplay between weak interactions and the internal structure of baryons, offering profound insights into Quantum Chromodynamics and weak interactions. Recent experimental observations,…

High Energy Physics - Phenomenology · Physics 2025-02-24 Rui-Xiang Shi , Zekun Jia , Li-Sheng Geng , Haiping Peng , Qiang Zhao , Xiaorong Zhou

We consider the bottom-up holographic models for QCD which contain the ultraviolet (UV) cutoff. Such models are supposed to describe exclusively the low-energy sector of QCD. The introduction of UV cutoff in the soft wall model is shown to…

High Energy Physics - Phenomenology · Physics 2011-05-05 S. S. Afonin

We extend the holographic Ricci dark energy model to include some direct, non-gravitational interaction between dark energy and dark matter. We consider three phenomenological forms for the interaction term $Q$ in the model, namely, $Q$ is…

Cosmology and Nongalactic Astrophysics · Physics 2012-04-10 Tian-Fu Fu , Jing-Fei Zhang , Jin-Qian Chen , Xin Zhang

Radiative corrections of strong and electroweak interactions are presented at next-to-leading order for the production of a Higgs boson plus two hard jets via weak interactions at the LHC. The calculation includes all weak-boson fusion and…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Ciccolini , A. Denner , S. Dittmaier

We calculate the form factors for weak decays of $B_{(s)}$ and $D_{(s)}$ mesons to light pseudoscalar and vector mesons. To reveal the intimate connection between different decay modes and to be able to perform the calculations in the full…

High Energy Physics - Phenomenology · Physics 2009-10-31 D. Melikhov , B. Stech

We provide, for non-experts, a brief overview of holographic QCD and a review of a recent proposal of matrix-description of multi-baryon systems in holographic QCD. Based on the matrix model, we derive the baryon interaction at short…

High Energy Physics - Theory · Physics 2015-06-04 Sinya Aoki , Koji Hashimoto , Norihiro Iizuka

Weak radiative hyperon decays are considered in the framework of a quark model. The phenomenological model includes 1-quark transitions with the effective $sd\gamma$-vertex and 2-quark ones with the W-exchange $s+u\to u+d+\gamma$ and turns…

High Energy Physics - Phenomenology · Physics 2008-11-26 E. N. Dubovik , V. S. Zamiralov , S. N. Lepshokov

We discuss a holographic soft-wall model developed for the description of mesons and baryons with adjustable quantum numbers n, J, L, S. This approach is based on an action which describes hadrons with broken conformal invariance and which…

High Energy Physics - Phenomenology · Physics 2015-06-03 Thomas Gutsche , Valery E. Lyubovitskij , Ivan Schmidt , Alfredo Vega

Starting from the approximate symmetries of QCD, namely chiral symmetry for light quarks and spin and flavor symmetry for heavy quarks, we investigate the low-energy properties of heavy hadrons. For this purpose we construct a consistent…

High Energy Physics - Phenomenology · Physics 2007-05-23 D. Ebert , T. Feldmann

At the dawn of a new theoretical tool based on the AdS/CFT correspondence for nonperturbative aspects of quantum chromodynamics, we give an interim review on the new tool, holographic QCD, with some of its accomplishment. We try to give an…

High Energy Physics - Phenomenology · Physics 2015-06-05 Youngman Kim , Ik Jae Shin , Takuya Tsukioka

We have investigated a holographic model of a multi-layered superconductor in (2+1)-dimensions using the AdS/CFT correspondence. This correspondence allows us to study strongly interacting condensed matter systems through a weakly…

High Energy Physics - Theory · Physics 2024-05-14 Chi-Hsien Tai , Wen-Yu Wen

Based on the recently developed light-front similarity renormalization group approach and the light-front heavy quark effective theory, we derive analytically from first-principles QCD a heavy quark light-front Hamiltonian which contains…

High Energy Physics - Phenomenology · Physics 2011-01-25 Wei-Min Zhang

Holographic D-brane constructions, governed by the Dirac-Born-Infeld (DBI) action, play a central role in the AdS/CFT correspondence, particularly in applications to quantum chromodynamics and condensed matter systems. In this work, we…

High Energy Physics - Theory · Physics 2026-05-12 Yongjun Ahn , Matteo Baggioli , Hyun-Sik Jeong , Masataka Matsumoto

Even though quantum chromodynamics is a broken conformal theory, the AdS/CFT correspondence has led to important insights into the properties of QCD. For example, as shown by Polchinski and Strassler, dimensional counting rules for the…

High Energy Physics - Phenomenology · Physics 2009-09-11 Stanley J. Brodsky , Guy F. de Teramond

Lattice Gauge Theory enables an ab initio study of the low-energy properties of Quantum Chromodynamics, the theory of the strong interaction. I begin these lectures by presenting the lattice formulation of QCD, and then outline the…

Nuclear Theory · Physics 2017-08-23 D. G. Richards

Recent developments in lattice QCD calculation of weak matrix elements involving light quarks are described. We focus on four topics: $B_K$ with the Kogut-Susskind and Wilson quark actions, $\Delta I=1/2$ rule, proton decay matrix elements…

High Energy Physics - Lattice · Physics 2015-06-25 Yoshinobu Kuramashi

The AdS/QCD models are believed to interpolate between low and high energy sectors of QCD. This belief is usually based on observations that many phenomenologically reasonable predictions follow from bounds imposed at high energies although…

High Energy Physics - Phenomenology · Physics 2021-04-28 S. S. Afonin , T. D. Solomko

Recent theoretical developments concerning radiation of electromagnetic and weak probes in ultra-relativistic heavy-ion collisions is overviewed. These proceedings focus on electromagnetic probes and briefly cover weak probes. An outlook…

Nuclear Theory · Physics 2021-06-23 Gojko Vujanovic

We generalize the soft-wall and hard-wall models to a light-front holographic QCD model with a generic dilaton profile. The effective potential induced by a higher power dilaton profile is interpreted as a stronger color confinement at long…

High Energy Physics - Phenomenology · Physics 2016-05-20 Zhaoheng Guo , Tianbo Liu , Bo-Qiang Ma

Soft diffractive cross sections in $pp$ (or $\bar pp$), $\pi p$ and $\gamma p$ collisions are calculated using QCD-motivated pomeron. The $s$-channel unitarization of the amplitude is performed by the eikonal approach, and in the framework…

High Energy Physics - Phenomenology · Physics 2007-05-23 V. V. Anisovich , L. G. Dakhno , V. A. Nikonov