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Related papers: Composite Higgs Models: a new holographic approach

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We reassess employing the holographic technique to the description of 4D minimal composite Higgs model with $SO(5)\to SO(4)$ global symmetry breaking pattern. The particular 5D bottom-up holographic treatment is inspired by previous work in…

High Energy Physics - Phenomenology · Physics 2021-03-17 Domenec Espriu , Alisa Katanaeva

We study a 5D bottom-up holographic model that is expected to describe the dynamics of the minimal composite Higgs model characterized by a $SO(5)\to SO(4)$ global symmetry breaking pattern. We assume that the fundamental degrees of freedom…

High Energy Physics - Phenomenology · Physics 2017-10-10 D. Espriu , A. Katanaeva

We study the emergence and phenomenological consequences of recently proposed new structures, namely soft breaking of the Higgs shift symmetry and `maximal symmetry' of the composite sector, in holographic realizations of composite Higgs…

High Energy Physics - Phenomenology · Physics 2023-07-17 Simone Blasi , Julian Bollig , Florian Goertz

We propose a four dimensional description of Composite Higgs Models which represents a complete framework for the physics of the Higgs as a pseudo-Nambu-Goldstone boson. Our setup captures all the relevant features of 5D models and more in…

High Energy Physics - Phenomenology · Physics 2014-03-03 Stefania De Curtis , Michele Redi , Andrea Tesi

We study the idea of a composite Higgs in the framework of a five-dimensional AdS theory. We present the minimal model of the Higgs as a pseudo-Goldstone boson in which electroweak symmetry is broken dynamically via top loop effects, all…

High Energy Physics - Phenomenology · Physics 2008-11-26 Kaustubh Agashe , Roberto Contino , Alex Pomarol

We consider composite Higgs models where the Higgs is a pseudo-Nambu Goldstone boson arising from the spontaneous breaking of an approximate global symmetry by some underlying strong dynamics. We focus on the SO(5) -> SO(4) symmetry…

High Energy Physics - Phenomenology · Physics 2015-06-18 Marcela Carena , Leandro Da Rold , Eduardo Ponton

We construct and study the 5D realization of a composite Higgs model with minimal tuning. The Higgs is a (pseudo-)Goldstone boson from the spontaneous breaking of a global SO(5) symmetry to an SO(4) subgroup. The peculiarity of our…

High Energy Physics - Phenomenology · Physics 2013-07-22 Duccio Pappadopulo , Andrea Thamm , Riccardo Torre

Simple Composite Higgs models predict new vector-like fermions not too far from the electroweak scale, yet LHC limits are now sensitive to the TeV scale. Motivated by this tension, we explore the holographic dual of the minimal model,…

High Energy Physics - Phenomenology · Physics 2016-08-24 Djuna Croon , Barry M. Dillon , Stephan J. Huber , Veronica Sanz

We develop a bottom-up holographic model that provides the dual description of a strongly coupled field theory, in which the spontaneous breaking of an approximate global symmetry yields the SO(5)/SO(4) coset relevant to minimal…

High Energy Physics - Theory · Physics 2024-11-22 Daniel Elander , Ali Fatemiabhari , Maurizio Piai

We study a bottom-up, holographic description of a field theory yielding the spontaneous breaking of an approximate SO(5) global symmetry to its SO(4) subgroup. The weakly-coupled, six-dimensional gravity dual has regular geometry. One of…

High Energy Physics - Theory · Physics 2023-06-28 Daniel Elander , Ali Fatemiabhari , Maurizio Piai

One of the simplest extensions of the Standard Model (SM) consists in adding a scalar singlet. This second Higgs boson is able to solve several fundamental problems of SM. Additional scalar particles arise naturally in composite Higgs…

High Energy Physics - Phenomenology · Physics 2023-04-06 S. S. Afonin

We study the idea of the Higgs as a pseudo-Goldstone boson within the framework of partial supersymmetry in Randall-Sundrum scenarios and their CFT duals. The Higgs and third generation of the MSSM are composites arising from a strongly…

High Energy Physics - Phenomenology · Physics 2015-03-17 Michele Redi , Ben Gripaios

Models in which the Higgs boson is a composite pseudo-Nambu-Goldstone boson offer attractive solutions to the Higgs mass naturalness problem. We consider three such models based on the minimal $SO(5) \rightarrow SO(4)$ symmetry breaking…

High Energy Physics - Phenomenology · Physics 2023-01-11 Ethan Carragher , Will Handley , Daniel Murnane , Peter Stangl , Wei Su , Martin White , Anthony G. Williams

The composite Higgs model assumes that the Higgs field arises as the pseudo-Goldstone mode corresponding to a dynamical symmetry breaking in a new strongly coupled sector. We present a soft-wall holographic model where such symmetry…

High Energy Physics - Theory · Physics 2023-12-06 Oleg O. Novikov , Andrey A. Shavrin

We present a novel class of calculable four dimensional composite pseudo-Goldstone boson Higgs models based on symmetric G/H coset spaces which contain a Higgs-parity operator V as well as a linear representation $\Sigma'$ for the Goldstone…

High Energy Physics - Phenomenology · Physics 2017-10-04 Csaba Csaki , Teng Ma , Jing Shu

Composite Higgs models provide an attractive solution to the hierarchy problem. However, many realistic models suffer from tuning problems in the Higgs potential. There are often large contributions from the UV dynamics of the composite…

High Energy Physics - Phenomenology · Physics 2020-10-29 Hsin-Chia Cheng , Yi Chung

Composite Higgs models are an intriguing scenario in which the Higgs particle is identified as a pseudo Nambu-Goldstone boson associated with spontaneous breaking of some global symmetry above the electroweak scale. They would predict new…

High Energy Physics - Phenomenology · Physics 2015-03-17 Shinya Kanemura , Kunio Kaneta , Naoki Machida , Tetsuo Shindou

Within the context of top-down holography, we study a one-parameter family of regular background solutions of maximal gauged supergravity in seven dimensions, dimensionally reduced on a 2-torus. The dual, four-dimensional confining field…

High Energy Physics - Theory · Physics 2022-03-30 Daniel Elander , Maurizio Piai

We consider scenarios of Higgs compositeness where the Higgs doublet arises as a pseudo-Nambu Goldstone boson. Our focus is the physical scalar ("radial") excitation associated with the global symmetry breaking vacuum, which we call the…

High Energy Physics - Phenomenology · Physics 2016-11-03 Sylvain Fichet , Gero von Gersdorff , Eduardo Ponton , Rogerio Rosenfeld

We study the role of fermionic resonances in realistic composite Higgs models. We consider the low energy effective description of a model in which the Higgs arises as the pseudo-Goldstone boson of an SO(5)/SO(4) global symmetry breaking…

High Energy Physics - Phenomenology · Physics 2014-11-18 Charalampos Anastasiou , Elisabetta Furlan , Jose Santiago
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