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Related papers: New developments in the Whizard event generator

200 papers

An event generation framework is presented that enables the automatic simulation of events for next-generation neutrino experiments in the Standard Model or extensions thereof. The new generator combines the calculation of the leptonic…

High Energy Physics - Phenomenology · Physics 2022-05-18 Joshua Isaacson , Stefan Höche , Diego Lopez Gutierrez , Noemi Rocco

Supersymmetric models with singlet extensions can accommodate single- or multi-step first-order phase transitions (FOPT) along the various constituent field directions. Such a framework can also produce Gravitational Waves, detectable at…

High Energy Physics - Phenomenology · Physics 2025-04-18 Pankaj Borah , Pradipta Ghosh , Sourov Roy , Abhijit Kumar Saha

We present a study of higher order QCD corrections beyond NLO to processes with electroweak vector bosons. We focus on the regions of high transverse momenta of commonly used differential distributions. We employ the LoopSim method,…

High Energy Physics - Phenomenology · Physics 2013-06-11 Sebastian Sapeta

We study the electroweak first-order electroweak phase transition (FO-EWPT) within the Standard Model Effective Field Theory (SMEFT) framework induced by dimension-6 operators. Such phenomena can be probed independently via…

High Energy Physics - Phenomenology · Physics 2025-12-05 Sahabub Jahedi , Indrajit Saha , Abhik Sarkar

Electroweak baryogenesis (EWBG) remains a theoretically attractive and experimentally testable scenario for explaining the cosmic baryon asymmetry. We review recent progress in computations of the baryon asymmetry within this framework and…

High Energy Physics - Phenomenology · Physics 2015-06-05 David E. Morrissey , Michael J. Ramsey-Musolf

In these proceedings, we report recent progress of theoretical predictions for loop-induced Higgs boson production at the Large Hadron Collider (LHC). Our contributions include the next-to-leading order (NLO) QCD and electroweak corrections…

High Energy Physics - Phenomenology · Physics 2025-04-15 Hantian Zhang

The article outlines the recent developments in the theoretical and computational approaches to the higher-order electroweak effects needed for the accurate interpretation of MOLLER and Belle II experimental data, and shows how new-physics…

High Energy Physics - Phenomenology · Physics 2016-12-21 A. Aleksejevs , S. Wu , S. Barkanova , Y. Bystritskiy , V. Zykunov

A new release of the Monte Carlo program Herwig++ (version 2.2) is now available. This version includes a number of improvements including: matrix elements for the production of an electroweak gauge boson, W and Z, in association with a…

High Energy Physics - Phenomenology · Physics 2008-04-21 M. Bahr , S. Gieseke , M. Gigg , D. Grellscheid , K. Hamilton , O. Latunde-Dada , S. Platzer , P. Richardson , M. H. Seymour , A. Sherstnev , B. R. Webber

The study of the inelastic scattering of hadrons has progressed in the last decade. With the availability of high-statistics data sets from HERA and the Tevatron, our understanding of high energy and high jet multiplicity events has become…

High Energy Physics - Experiment · Physics 2009-11-04 Don Lincoln

This contribution lists challenges of Monte Carlo event generators for future lepton, especially linear colliders. A lot of the recent development benefits from the achievements at the Large Hadron Collider (LHC), but several aspects are…

High Energy Physics - Phenomenology · Physics 2024-12-19 Jürgen Reuter

We briefly describe how the Monte Carlo generator WHIZARD 2.2 can be employed to study large QCD effects enhancing the top-antitop production threshold at a next-generation lepton collider. While present state-of-the-art predictions at NNLL…

High Energy Physics - Phenomenology · Physics 2016-03-07 Fabian Bach , Maximilian Stahlhofen

In this talk we present a fully automated implementation of next-to-leading order electroweak (NLO EW) corrections in OpenLoops together with Sherpa and Munich. As a first application, we present NLO QCD+EW predictions for the production of…

High Energy Physics - Phenomenology · Physics 2015-05-22 Stefan Kallweit , Jonas M. Lindert , Stefano Pozzorini , Marek Schönherr , Philipp Maierhöfer

The extraction of neutrino oscillation parameters requires the determination of the neutrino energy from observations of the hadronic final state. The use of nuclear targets then requires the use of event generators to isolate the…

Nuclear Theory · Physics 2015-05-30 Ulrich Mosel

In this contribution we present results from the NLO computation of the production of a $W$ boson in association with three jets in hadronic collisions. The results are obtained by combining two programs: {\tt BlackHat} for the virtual…

High Energy Physics - Phenomenology · Physics 2014-11-20 C. F. Berger , Z. Bern , L. J. Dixon , F. Febres Cordero , D. Forde , T. Gleisberg , H. Ita , D. A. Kosower , D. Maitre

We present an event-file format for the dissemination of next-to-leading-order (NLO) predictions for QCD processes at hadron colliders. The files contain all information required to compute generic jet-based infrared-safe observables at…

High Energy Physics - Phenomenology · Physics 2015-06-17 Z. Bern , L. J. Dixon , F. Febres Cordero , S. Hoeche , H. Ita , D. A. Kosower , D. Maitre

We constructed a new Monte Carlo generator of events for neutrino CC single pion production on free nucleon targets. The code uses dynamical models of the DIS with the PDFs modified according to the recent JLab data and of the Delta…

High Energy Physics - Phenomenology · Physics 2009-11-10 Jan T. Sobczyk , Jaroslaw A. Nowak , Krzysztof M. Graczyk

We present an update of the Universal FeynRules Output model format, commonly known as the UFO format, that is used by several automated matrix-element generators and high-energy physics software. We detail different features that have been…

In this contribution recent results regarding the NLO electroweak corrections for vector boson production in association with jets are presented. Besides discussing the phenomenology of the fixed-order results, their corporation in existing…

High Energy Physics - Phenomenology · Physics 2016-09-07 Marek Schönherr , Stefan Kallweit , Jonas M. Lindert , Stefano Pozzorini , Philipp Maierhöfer

The growing need for intelligent, adaptive, and energy-efficient autonomous systems across fields such as robotics, mobile agents (e.g., UAVs), and self-driving vehicles is driving interest in neuromorphic computing. By drawing inspiration…

Machine Learning · Computer Science 2025-07-25 Alberto Marchisio , Muhammad Shafique

We present a detailed phenomenological study of Z-boson production in association with a jet through next-to-next-to-leading order (NNLO) in perturbative QCD. Fiducial cross sections and differential distributions for both 8 TeV and 13 TeV…

High Energy Physics - Phenomenology · Physics 2016-10-17 Radja Boughezal , Xiaohui Liu , Frank Petriello