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Studying the longitudinally polarized fraction of $W^\pm W^\pm$ scattering at the LHC is crucial to examine the unitarization mechanism of the vector boson scattering amplitude through Higgs and possible new physics. We apply here for the…

High Energy Physics - Phenomenology · Physics 2019-02-19 Junho Lee , Nicolas Chanon , Andrew Levin , Jing Li , Meng Lu , Qiang Li , Yajun Mao

Measuring longitudinally polarised vector boson scattering in WW channel is a promising way to investigate unitarity restoration with the Higgs mechanism and to search for possible physics beyond the Standard Model. In order to perform such…

High Energy Physics - Phenomenology · Physics 2020-12-15 M. Grossi , J. Novak , B. Kersevan , D. Rebuzzi

The unitarization of the longitudinal vector boson scattering (VBS) cross section by the Higgs boson is a fundamental prediction of the Standard Model which has not been experimentally verified. One of the most promising ways to measure VBS…

High Energy Physics - Phenomenology · Physics 2016-06-01 Jacob Searcy , Lillian Huang , Marc-André Pleier , Junjie Zhu

Measuring longitudinally polarized vector boson scattering in, e.g., the ZZ channel is a promising way to investigate the unitarization scheme from the Higgs and possible new physics beyond the Standard Model. However, at the LHC, it…

High Energy Physics - Phenomenology · Physics 2021-11-24 Tianyi Yang , Sitian Qian , Zhe Guan , Congqiao Li , Fanqiang Meng , Jie Xiao , Meng Lu , Qiang Li

Isolating the scattering of longitudinal weak bosons at the LHC is an important tool to probe the ElectroWeak Symmetry Breaking mechanism. Separating polarizations of $W$ and $Z$ bosons is complicated, because of non resonant contributions…

High Energy Physics - Phenomenology · Physics 2019-10-02 Alessandro Ballestrero , Ezio Maina , Giovanni Pelliccioli

Measuring the polarization fractions of the $W^+W^-$ scattering reveals the interactions of the Higgs boson as well as new neutral states that are related to the standard model electroweak symmetry breaking. The dileptonic channel has a…

High Energy Physics - Phenomenology · Physics 2022-01-07 Jinmian Li , Cong Zhang , Rao Zhang

Longitudinal vector boson scattering provides an important probe of electroweak symmetry breaking, bringing sensitivity to physics beyond the Standard Model as well as constraining properties of the Higgs boson. It is a difficult process to…

High Energy Physics - Experiment · Physics 2021-11-12 Jennifer Roloff , Viviana Cavaliere , Marc-André Pleier , Lailin Xu

Precision measurements at the LHC can provide probes of new physics, and they are complementary to direct searches. The high energy distribution of di-boson processes ($WW,WZ,Vh$) is a promising place, with the possibility of significant…

High Energy Physics - Phenomenology · Physics 2019-03-13 Da Liu , Lian-Tao Wang

Measuring the vector boson scattering (VBS) precisely is an important step towards understanding the electroweak symmetry breaking of the standard model (SM) and detecting new physics beyond the SM. We propose a neural network which…

High Energy Physics - Phenomenology · Physics 2021-07-13 Jinmian Li , Shuo Yang , Rao Zhang

We introduce a novel technique designed to look for signatures of new physics in vector boson fusion processes at the TeV scale. This functions by measuring the polarization of the vector bosons to determine the relative longitudinal to…

High Energy Physics - Phenomenology · Physics 2014-11-20 Tao Han , David Krohn , Lian-Tao Wang , Wenhan Zhu

We evaluate the feasibility of measuring the $Z$ polarization from a heavy Higgs signal in the decay channel $H\rightarrow ZZ \rightarrow \ell^+ \ell^-\nu\bar{\nu}$. Including gluon fusion production of the Higgs, continuum production of…

High Energy Physics - Phenomenology · Physics 2009-09-25 M. J. Duncan , M. H. Reno

Higgs Effective Field Theory can be used to study vector-boson elastic scattering at the high energies relevant for the LHC. For most of the parameter space, the scattering is strongly interacting, with the minimal Standard Model being a…

High Energy Physics - Phenomenology · Physics 2018-08-15 Rafael L. Delgado , Antonio Dobado , Felipe J. Llanes-Estrada

The longitudinal polarisation states of the $W$ and $Z$ bosons arise during electroweak (EW) symmetry breaking as the vector bosons absorb the Higgs boson's massless degrees of freedom. Consequently, these states are intrinsically linked to…

High Energy Physics - Phenomenology · Physics 2025-06-17 Rosa Colyer , Dominik Duda

It is widely known that the $ZH$ production channel provides a promising probe to the $H \rightarrow b\bar{b}$ decay at the LHC, when the Higgs and the $Z$ bosons are highly boosted along the transverse direction. We show how information on…

High Energy Physics - Phenomenology · Physics 2019-01-28 Dorival Goncalves , Junya Nakamura

The $2\rightarrow 3$ scattering of longitudinal vector bosons (VBS) has been proven to be a complementary channel to measure the Higgs self-couplings in the Standard Model (SM) and the SM effective field theory (SMEFT) at colliders. We…

High Energy Physics - Phenomenology · Physics 2022-04-06 Junmou Chen , Tong Li , Chih-Ting Lu , Yongcheng Wu , Chang-Yuan Yao

We consider a set of M images, whose pixel intensities at a common point can be treated as the components of a M-dimensional vector. We are interested in the estimation of the modulus of such a vector associated to a compact source. For…

Cosmology and Nongalactic Astrophysics · Physics 2011-01-05 F. Argueso , J. L. Sanz , D. Herranz

Extracting longitudinal modes of weak bosons in LHC processes is essential to understand the electroweak-symmetry-breaking mechanism. To that end, we propose a general method, based on wide neural networks, to properly model…

High Energy Physics - Phenomenology · Physics 2024-01-24 Michele Grossi , Massimiliano Incudini , Mathieu Pellen , Giovanni Pelliccioli

Investigating the polarization of weak bosons provides an important probe of the scalar and gauge sector of the Standard Model. This can be done in the Higgs decay to four leptons, whose Standard-Model leading-order amplitude enables to…

High Energy Physics - Phenomenology · Physics 2022-01-17 Ezio Maina , Giovanni Pelliccioli

We study the potential of the LHC and future low-energy experiments to precisely measure the underlying model parameters of a new Z' boson. We emphasize the complimentary information obtained from both on- and off-peak LHC dilepton data,…

High Energy Physics - Phenomenology · Physics 2010-05-28 Ye Li , Frank Petriello , Seth Quackenbush

Optical neural networks are emerging as a powerful and versatile tool for processing optical signals directly in the optical domain with superior speed, integrability, and functionality. Their application to optical polarization enables…

Optics · Physics 2025-06-24 Alessandro Petrini , Claudio Conti , Davide Pierangeli
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