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hep-ph2026

Low-lying and resonances studied with the forward productions off the proton induced by a high-momentum beam

H. Kamano, T. -S. H. Lee

We develop a novel model utilizing the forward production reaction off the nucleon, , induced by a high-momentum beam, as a tool to study low-lying r…

hep-ph2026

Les Houches study on inclusive jet production at NNLO+NNLL

Terry Generet, Joey Huston, Kyle Lee +3

Jet production at the LHC is a powerful probe of QCD, making it ideal for precision tests and determinations of QCD parameters such as parton distribution functions and the strong…

hep-ph2025★ 2 cited

Dark Matter and Electroweak Baryogenesis with Spontaneous Violation in the Early Universe

Subhojit Roy

Dark matter (DM) and the baryon asymmetry of the universe (BAU) are among the most compelling indications of physics beyond the Standard Model. We revisit the inelastic Higgs-porta…

hep-ph2025

Shedding Light on Dark Matter at the LHC with Machine Learning

Ernesto Arganda, Martín de los Rios, Andres D. Perez +3

We investigate a WIMP dark matter (DM) candidate in the form of a singlino-dominated lightest supersymmetric particle (LSP) within the -symmetric Next-to-Minimal Supersymmetri…

hep-ph2025★ 2 cited

R-parity violation and 8 TeV four-jet events at the LHC

Pedro Bittar, Subhojit Roy, Carlos E. M. Wagner

The CMS Collaboration at the Large Hadron Collider (LHC) has observed two four-jet events with a total invariant mass of about 8 TeV; within each event, the jets can be paired into…

hep-ph2025

Single pion-production and pion propagation in Achilles

Joshua Isaacson, William Jay, Alessandro Lovato +4

We extend the applicability of Achilles (A CHIcagoLand Lepton Event Simulator) by incorporating the single-pion production mechanism in a fully exclusive fashion. The electroweak i…

hep-ph2025★ 3 cited

Gamma-Rays and Gravitational Waves from Inelastic Higgs Portal Dark Matter

Dan Hooper, Gordan Krnjaic, Duncan Rocha +1

We explore a simple and predictive dark matter scenario involving a complex scalar field, , coupled to the Higgs portal with no additional field content. In the UV, the field po…

hep-ph2025★ 1 cited

Discovering the Underlying Analytic Structure Within Standard Model Constants Using Artificial Intelligence

S. V. Chekanov, H. Kjellerstrand

This paper presents a method for uncovering hidden analytic relationships among the fundamental parameters of the Standard Model (SM), a foundational theory in physics that describ…

hep-ph2025★ 1 cited

Toponia at the HL-LHC and FCC-ee

Yang Bai, Ting-Kuo Chen, Yiming Yang

The hint of a pseudoscalar toponium state at the Large Hadron Collider (LHC) opens a new avenue for studying a novel class of QCD (quasi-)bound states with comparable formation and…

hep-ph2025★ 5 cited

Entanglement Suppression, Quantum Statistics and Symmetries in Spin-3/2 Baryon Scatterings

Tao-Ran Hu, Katsuyoshi Sone, Feng-Kun Guo +2

We explore the interplay among entanglement suppression, quantum statistics and enhanced symmetries in the non-relativistic -wave scattering involving the lowest-lying spin-3/2…

hep-ph2025★ 3 cited

Wess-Zumino-Witten Interactions of Axions: Three-Flavor

Yang Bai, Ting-Kuo Chen, Jia Liu +1

We present a complete Lagrangian describing axion interactions with pseudoscalar and (axial-)vector mesons within the three light-flavor quark framework. This formulation incorpora…

hep-ph2025

MOSAIC: Magnonic Observations of Spin-dependent Axion-like InteraCtions

Clarence Chang, T. J. Hobbs, Dafei Jin +6

We introduce an array-scalable, magnon-based detector (MOSAIC) to search for the spin-dependent interactions of electron-coupled axion dark matter. These axions can excite single m…

hep-ph2025★ 16 cited

Self Consistent Thermal Resummation: A Case Study of the Phase Transition in 2HDM

Pedro Bittar, Subhojit Roy, Carlos E. M. Wagner

An accurate description of the scalar potential at finite temperature is crucial for studying cosmological first-order phase transitions (FOPT) in the early Universe. At finite tem…

hep-ph2025★ 31 cited

Quantum Information meets High-Energy Physics: Input to the update of the European Strategy for Particle Physics

Yoav Afik, Federica Fabbri, Matthew Low +68

Some of the most astonishing and prominent properties of Quantum Mechanics, such as entanglement and Bell nonlocality, have only been studied extensively in dedicated low-energy la…

hep-ph2025

QCD Vacuum Energy and Its Implication for Quark Nugget Stability

Yang Bai, Ting-Kuo Chen

In this work, we employ both theoretical and data-driven methods to derive the QCD vacuum energy, utilizing the GMOR relation, the low-energy theorem, and the equation of state fro…

hep-ph2025★ 4 cited

Collins-Soper Kernel in the QCD Instanton Vacuum

Wei-Yang Liu, Ismail Zahed, Yong Zhao

We outline a general framework for evaluating the non-perturbative soft functions in the QCD instanton vacuum. In particular, from the soft function we derive the Collins-Soper (CS…

hep-ph2025★ 8 cited

Resummation for Lattice QCD Calculation of Generalized Parton Distributions at Nonzero Skewness

Jack Holligan, Huey-Wen Lin, Rui Zhang +1

Large-momentum effective theory (LaMET) provides an approach to directly calculate the -dependence of generalized parton distributions (GPDs) on a Euclidean lattice through powe…

hep-ph2025★ 1 cited

Probing triple-gauge couplings in anomalous gauge theories at hadron and lepton colliders

Anibal D. Medina, Nicolás I. Mileo, Alejandro Szynkman +3

Gauge anomalous quantum field theories are inconsistent as full UV theories since they lead to the breaking of Lorentz invariance or Unitarity, as well as non-renormalizability. It…

hep-ph2024

Flavour-Dependent Chemical Freeze-Out of Light Nuclei in Relativistic Heavy-Ion Collisions

Rishabh Sharma, Fernando Antonio Flor, Sibaram Behera +2

We study the production of light nuclei in Au+Au collisions at = 7.7 - 200 GeV and Pb+Pb collisions at = 2.76 and 5.02 TeV within a fl…

hep-ph2024★ 13 cited

Light quark fragmentation into S-wave fully charmed tetraquark

Xiao-Wei Bai, Yingsheng Huang, Wen-Long Sang

We compute the fragmentation function of a light quark into S-wave fully-charmed tetraquarks () within the nonrelativistic QCD (NRQCD) framework, at leading order in $α_{s}…

hep-ph2024★ 3 cited

Machine-Learning Analysis of Radiative Decays to Dark Matter at the LHC

Ernesto Arganda, Marcela Carena, Martín de los Rios +4

The search for weakly interacting matter particles (WIMPs) is one of the main objectives of the High Luminosity Large Hadron Collider (HL-LHC). In this work we use Machine-Learning…

hep-ph2024★ 2 cited

ADFilter -- A Web Tool for New Physics Searches With Autoencoder-Based Anomaly Detection Using Deep Unsupervised Neural Networks

Sergei V. Chekanov, Wasikul Islam, Rui Zhang +1

A web-based tool called ADFilter was developed to process collision events using autoencoders based on a deep unsupervised neural network. The autoencoders are trained on a small f…

hep-ph2024★ 11 cited

Renormalization-group running of dimension-8 four-fermion operators in the SMEFT

Radja Boughezal, Yingsheng Huang, Frank Petriello

We compute the renormalization-group equations governing the evolution of dimension-8 four-fermion operators in the Standard Model Effective Field Theory (SMEFT). We describe the c…

hep-ph2024★ 10 cited

A 17 MeV pseudoscalar and the LSND, MiniBooNE and ATOMKI anomalies

Waleed Abdallah, Raj Gandhi, Tathagata Ghosh +3

In the absence of any new physics signals at the Large Hadron Collider (LHC), anomalous results at low energy experiments have become the subject of increased attention. We focus o…