English
Related papers

Related papers: Resonant Di-Higgs Production at Gravitational Wave…

200 papers

We apply deep learning techniques to the late-time turbulent regime in a post-inflationary model where a real scalar inflaton field and the standard model Higgs doublet interact with renormalizable couplings between them. After inflation,…

High Energy Physics - Phenomenology · Physics 2024-07-12 Jong-Hyun Yoon , Simon Cléry , Mathieu Gross , Yann Mambrini

Higgs Bosons produced via gluon-gluon fusion (ggF) with large transverse momentum ($p_T$) are sensitive probes of physics beyond the Standard Model. However, high $p_T$ Higgs Boson production is contaminated by a diversity of production…

High Energy Physics - Phenomenology · Physics 2022-06-30 Yi-Lun Chung , Shih-Chieh Hsu , Benjamin Nachman

We study the dynamics of electroweak bubbles in the scenario of a strong first order inverse electroweak phase transition at the TeV scale involving the global structure of the nonlinear sigma field in the littlest Higgs model with T…

High Energy Physics - Phenomenology · Physics 2014-01-14 Sahazada Aziz , Buddhadeb Ghosh

Understanding the Higgs potential by measuring its self-interactions is fundamental in answering several big questions, such as electroweak symmetry breaking, electroweak baryogenesis, electroweak phase transition, and electroweak vacuum…

High Energy Physics - Phenomenology · Physics 2020-11-16 Long-Bin Chen , Hai Tao Li , Hua-Sheng Shao , Jian Wang

In many particle physics models, domain wall can form during the phase transition process after discrete symmetry breaking. We study the scenario within a complex singlet extended Standard Model framework, where a strongly first order phase…

High Energy Physics - Phenomenology · Physics 2020-05-20 Ruiyu Zhou , Jing Yang , Ligong Bian

We study the associated production of a charged Higgs and a W boson in high-energy pp collisions at the Large Hadron Collider. This is an interesting process for charged Higgs discovery, or exclusion, since the production cross section…

High Energy Physics - Phenomenology · Physics 2012-04-25 R. Enberg , R. Pasechnik , O. Stål

A low mass Standard Model Higgs boson should be visible at the Large Hadron Collider through its production via gluon-gluon fusion and its decay to two photons. We compute the interference of this resonant process, gg -> H -> gamma gamma,…

High Energy Physics - Phenomenology · Physics 2010-11-15 Lance Dixon , M. Stewart Siu

Gravitational wave searches rely on a combination of methods, including matched filtering, coherent analyses, and more recent machine learning based pipelines. For compact binary coalescences, where signals originate from the relativistic…

General Relativity and Quantum Cosmology · Physics 2026-03-11 Lorenzo Mobilia , Tito Dal Canton , Gianluca Maria Guidi

We perform a comprehensive global analysis in the Minimal Supersymmetric Standard Model (MSSM) as well as in the 2-Higgs Doublet Model (2HDM) of the production and decay mechanisms of charged Higgs bosons $(H^\pm)$ at the Large Hadron…

High Energy Physics - Phenomenology · Physics 2020-03-20 Abdesslam Arhrib , Rachid Benbrik , Hicham Harouiz , Stefano Moretti , Abdessamad Rouchad

The observability of charged Higgs $ H^{\pm} $ has been investigated at future lepton collider by assuming type-I 2HDM, at a centre of mass energy $ \sqrt{s}=1.5$ TeV. The signal process chain is $ e^{+}e^{-} \rightarrow Z^{*}/…

High Energy Physics - Phenomenology · Physics 2021-11-30 Nadia Kausar , Ijaz Ahmed , Ather M. W

We investigate single Higgs production in $\sqrt{s}=125$ GeV $\gamma\gamma$ collisions at the X-Ray Free Electron (XFEL) Compton Collider (XCC) concept and present an analysis targeting the major hadronic, semi-leptonic, and fully leptonic…

High Energy Physics - Phenomenology · Physics 2026-05-19 Umar Sohail Qureshi , Tim Barklow , Ariel Schwartzman

This paper reviews gravitational wave sources and their detection. One of the most exciting potential sources of gravitational waves are coalescing binary black hole systems. They can occur on all mass scales and be formed in numerous ways,…

Instrumentation and Methods for Astrophysics · Physics 2016-02-19 Hyung Mok Lee , Eric-Olivier Le Bigot , ZhiHui Du , ZhangXi Lin , XiangYu Guo , LinQing Wen , Khun Sang Phukon , Vihan Pandey , Sukanta Bose , Xi-Long Fan , Martin Hendry

The Higgs boson, discovered back in 2012 through collision data at the Large Hadron Collider (LHC) by ATLAS and CMS experiments, marked a significant inflection point in High Energy Physics (HEP). Today, it's crucial to precisely measure…

High Energy Physics - Experiment · Physics 2024-09-18 Rishivarshil Nelakurti , Christopher Hill

We study the gravitational wave (GW) signal sourced by primordial turbulence that is assumed to be present at cosmological phase transitions like the electroweak and quantum chromodynamics phase transitions. We consider various models of…

General Relativity and Quantum Cosmology · Physics 2021-06-28 Axel Brandenburg , Grigol Gogoberidze , Tina Kahniashvili , Sayan Mandal , Alberto Roper Pol , Nakul Shenoy

The coupling of Higgs with gauge bosons can receive non-decoupling corrections due to heavy quanta. Deviation from the SM predictions are described by a set of parameters e_V, which can be related to the parameters S,T. The Higgs production…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. Lorenzo Diaz-Cruz

We study the enhancement of the di-Higgs production cross section resulting from the resonant decay of a heavy Higgs boson at hadron colliders in a model with a Higgs singlet. This enhancement of the double Higgs production rate is crucial…

High Energy Physics - Phenomenology · Physics 2015-03-05 Chien-Yi Chen , S. Dawson , I. M. Lewis

We study the production of the Higgs boson in association with a single top quark at hadron colliders. The cross sections for the three production processes (t-channel, s-channel, and W-associated) at both the Tevatron and the LHC are…

High Energy Physics - Phenomenology · Physics 2009-11-07 F. Maltoni , K. Paul , T. Stelzer , S. Willenbrock

Many extensions of the standard model (SM) predict the existence of axion-like particles and/or dark Higgs in the sub-GeV scale. Two new sub-GeV particles, a scalar and a pseudoscalar, produced through the Higgs boson exotic decays, are…

High Energy Physics - Phenomenology · Physics 2023-03-01 Xiaocong Ai , Shih-Chieh Hsu , Ke Li , Chih-Ting Lu

We present a Fisher-matrix forecast for the detectability of a stochastic gravitational wave background generated by a first-order phase transition in the early universe. We use the DECIGO and LISA missions as reference cases. The source…

General Relativity and Quantum Cosmology · Physics 2026-05-07 Diego Rios , William H. Kinney

We study the production of relic gravitational waves (GWs) in turbulent hypermagnetic fields (HMFs) in the symmetric phase of the early universe before the electroweak phase transition (EWPT). The noise of HMFs is modeled by the analog of…

High Energy Physics - Phenomenology · Physics 2022-01-13 Maxim Dvornikov