Publications (157)
Phenomenology of the Higgs Effective Lagrangian via FeynRules
Adam Alloul, Benjamin Fuks, Veronica Sanz
The Higgs discovery and the lack of any other hint for new physics favor a description of non-standard Higgs physics in terms of an effective field theory. We present an implementa…
Revisiting monotop production at the LHC
Idir Boucheneb, Giacomo Cacciapaglia, Aldo Deandrea +1
Scenarios of new physics where a single top quark can be produced in association with large missing energy (monotop) have been recently studied both from the theoretical point of v…
HHH Whitepaper
Vuko Brigljevic, Dinko Ferencek, Greg Landsberg +31
We here report on the progress of the HHH Workshop, that took place in Dubrovnik in July 2023. After the discovery of a particle that complies with the properties of the Higgs boso…
Signatures of toponium formation in LHC run 2 data
Benjamin Fuks, Kaoru Hagiwara, Kai Ma +1
We study reported deviations between observations and theoretical predictions associated with the production of a pair of di-leptonically decaying top quarks at the LHC, and we exa…
Flavour-violating decays of mixed top-charm squarks at the LHC
Amit Chakraborty, Motoi Endo, Benjamin Fuks +4
We explore signatures related to squark decays in the framework of non-minimally flavour-violating Supersymmetry. We consider a simplified model where the lightest squark consists…
Scrutinizing the Higgs quartic coupling at a future 100 TeV proton-proton collider with taus and b-jets
Benjamin Fuks, Jeong Han Kim, Seung J. Lee
The Higgs potential consists of an unexplored territory in which the electroweak symmetry breaking is triggered, and it is moreover directly related to the nature of the electrowea…
Confronting new physics theories to LHC data with MadAnalysis 5
Eric Conte, Benjamin Fuks
We provide a comprehensive and pedagogical introduction to the MadAnalysis 5 framework, with a particular focus on its usage for reinterpretation studies. To this end, we first rev…
Composite top partners in exotic colour representations
Giacomo Cacciapaglia, Rosy Caliri, Aldo Deandrea +5
Composite Higgs models with partial compositeness generically predict coloured fermionic resonances associated with the strong dynamics responsible for electroweak symmetry breakin…
Top-philic heavy resonances in four-top final states and their EFT interpretation
Luc Darmé, Benjamin Fuks, Fabio Maltoni
With an expected rate of about one event per 100,000 top-quark pairs, four top-quark final states very rarely arise at the LHC. Though scarce, they offer a unique window onto top-q…
Extracting Higgs Self-Coupling Constraints through Triple Higgs Boson Production at Future Hadron Colliders
Benjamin Fuks, Andreas Papaefstathiou, Gilberto Tetlalmatzi-Xolocotzi
We present a systematic study of triple Higgs boson production at future high-energy hadron colliders, using the six--jet final state as a probe of the Higgs self-interactions.…
Searching for long-lived particles beyond the Standard Model at the Large Hadron Collider
Juliette Alimena, James Beacham, Martino Borsato +198
Particles beyond the Standard Model (SM) can generically have lifetimes that are long compared to SM particles at the weak scale. When produced at experiments such as the Large Had…
Simplified fast detector simulation in MadAnalysis 5
Jack Y. Araz, Benjamin Fuks, Georgios Polykratis
We introduce a new simplified fast detector simulator in the MadAnalysis 5 platform. The Python-like interpreter of the programme has been augmented by new commands allowing for a…
Searching for charged Higgs bosons in top decays via the channel
Saiyad Ashanujjaman, Guglielmo Coloretti, Andreas Crivellin +2
Rare top-quark decays offer a sensitive probe of charged Higgs bosons with masses below the top mass, owing to the large production rate at the LHC and the distinctive fi…
Characterizing New Physics with Polarized Beams at High-Energy Hadron Colliders
Benjamin Fuks, Josselin Proudom, Juan Rojo +1
The TeV energy region is currently being explored by both the ATLAS and CMS experiments of the Large Hadron Collider and phenomena beyond the Standard Model are extensively searche…
New physics in toponium's shadow?
Thomas Flacke, Benjamin Fuks, Dongchan Kim +3
ATLAS and CMS have recently reported enhancements in the top-antitop production rate near threshold, a region where non-perturbative QCD dynamics associated with toponium formation…
Heavy dark matter through the dilaton portal
Benjamin Fuks, Mark D. Goodsell, Dong Woo Kang +3
We re-examine current and future constraints on a heavy dilaton coupled to a simple dark sector consisting of a Majorana fermion or a Stückelberg vector field. We include three di…
Probing Higgs self-interactions in proton-proton collisions at a center-of-mass energy of 100 TeV
Benjamin Fuks, Jeong Han Kim, Seung J. Lee
We present a phenomenological study of triple-Higgs production in which we estimate the prospects for measuring the form of the Higgs potential at future circular collider projects…
Cornering pseudoscalar-mediated dark matter with the LHC and cosmology
Shankha Banerjee, Daniele Barducci, Geneviève Bélanger +3
Models in which dark matter particles communicate with the visible sector through a pseudoscalar mediator are well-motivated both from a theoretical and from a phenomenological sta…
Proposal for the validation of Monte Carlo implementations of the standard model effective field theory
Gauthier Durieux, Ilaria Brivio, Fabio Maltoni +38
We propose a procedure to cross-validate Monte Carlo implementations of the standard model effective field theory. It is based on the numerical comparison of squared amplitudes com…
Top-philic Vector-Like Portal to Scalar Dark Matter
Stefano Colucci, Benjamin Fuks, Federica Giacchino +3
We investigate the phenomenology of scalar singlet dark matter candidates that couple dominantly to the Standard Model via a Yukawa interaction with the top quark and a colored vec…
Comprehensive exploration of t-channel simplified models of dark matter
Chiara Arina, Benjamin Fuks, Jan Heisig +3
We analyse six classes of t-channel dark matter simplified models in which the Standard Model field content is extended by a coloured mediator and a dark matter state. The two new…
Chargino and neutralino production at the Large Hadron Collider in left-right supersymmetric models
Adam Alloul, Mariana Frank, Benjamin Fuks +1
We present a complete and extensive analysis of associated chargino and neutralino production in the framework of a supersymmetric theory augmented by left-right symmetry. This mod…
Searching for sgluons in multitop events at a center-of-mass energy of 8 TeV
Samuel Calvet, Benjamin Fuks, Philippe Gris +1
Large classes of new physics theories predict the existence of new scalar states, commonly dubbed sgluons, lying in the adjoint representation of the QCD gauge group. Since these n…
Exploring compactified HEIDI models at the LHC
Neil Christensen, Benjamin Fuks, Juergen Reuter +1
Models with multi-scalar Higgs sectors inspired by a higher-dimensional setup are interesting alternatives to the Standard Model because, although they have a Higgs sector which gi…
Strong dynamics and dark matter: investigating a minimal setup
Benjamin Fuks, Federica Giacchino, Laura Lopez-Honorez +2
We discuss the phenomenology of a dark matter scenario in which we extend the Standard Model by a real scalar particle and a vector-like heavy quark. Such a model can be seen as a…
A superspace module for the FeynRules package
Claude Duhr, Benjamin Fuks
We describe an additional module for the Mathematica package FeynRules that allows for an easy building of any N=1 supersymmetric quantum field theory, directly in superspace. Afte…
Gaugino production in proton-proton collisions at a center-of-mass energy of 8 TeV
Benjamin Fuks, Michael Klasen, David R. Lamprea +1
Motivated by hints for a light Standard Model-like Higgs boson and a shift in experimental attention towards electroweak supersymmetry particle production at the CERN LHC, we updat…
Probing vector-like quark models with Higgs-boson pair production
Giacomo Cacciapaglia, Haiying Cai, Alexandra Carvalho +5
We investigate Higgs-boson pair production at the LHC when the final state system arises from decays of vector-like quarks coupling to the Higgs boson and the Standard Model quarks…
Associated squark-electroweakino production with NLO+NLL precision
Juri Fiaschi, Benjamin Fuks, Michael Klasen +1
Motivated by the increased precision expected from LHC Run 3, equally accurate theory predictions are mandatory. As supersymmetry mass limits increase, predictions can be improved…
Transverse-momentum resummation for gaugino-pair production at hadron colliders
Jonathan Debove, Benjamin Fuks, Michael Klasen
We present a first precision analysis of the transverse-momentum spectrum of gaugino pairs produced at the Tevatron and the LHC with center-of-mass energies of 1.96 and 10 or 14 Te…
Searching for top-philic heavy resonances in boosted four-top final states
Luc Darmé, Benjamin Fuks, Hao-Lin Li +2
New heavy resonances with sizeable couplings to top quarks can be probed through searches for beyond-the-Standard-Model effects in four-top production at the LHC. In this work, we…
Combination and Reinterpretation of LHC SUSY Searches
Alexander Feike, Juri Fiaschi, Benjamin Fuks +2
To maximise the information obtained from various independent new physics searches conducted at the LHC, it is imperative to consider the combination of multiple analyses. To showc…
Scalar leptoquarks at the LHC and flavour anomalies: a comparison of pair-production modes at NLO-QCD
Christoph Borschensky, Benjamin Fuks, Adil Jueid +1
We analyse scalar leptoquark pair production at the LHC with predictions including -channel lepton exchange contributions up to next-to-leading order (NLO) in QCD. In particular…
Exploring vector-like supersymmetric extensions of the Standard Model with dark matter and colliders
Jack Y. Araz, Shankha Banerjee, Mariana Frank +2
Motivated by grand unification considerations, we analyze a simple extension of the minimal supersymmetric standard model with additional pairs of vector-like chiral supermultiplet…
t-channel dark matter at the LHC -- a whitepaper
Chiara Arina, Benjamin Fuks, Luca Panizzi +67
This report, summarising work achieved in the context of the LHC Dark Matter Working Group, investigates the phenomenology of -channel dark matter models, spanning minimal setup…
Realistic simplified gaugino-higgsino models in the MSSM
Benjamin Fuks, Michael Klasen, Saskia Schmiemann +1
We present simplified MSSM models for light neutralinos and charginos with realistic mass spectra and realistic gaugino-higgsino mixing, that can be used in experimental searches a…
Electroweak Higgs boson production in the standard model effective field theory beyond leading order in QCD
Celine Degrande, Benjamin Fuks, Kentarou Mawatari +2
We study the impact of dimension-six operators of the standard model effective field theory relevant for vector-boson fusion and associated Higgs boson production at the LHC. We pr…
Revisiting slepton pair production at the Large Hadron Collider
Benjamin Fuks, Michael Klasen, David R. Lamprea +1
Motivated by the shift in experimental attention towards electroweak supersymmetric particle production at the CERN LHC, we update in this paper our precision predictions at next-t…
UFO - The Universal FeynRules Output
Céline Degrande, Claude Duhr, Benjamin Fuks +3
We present a new model format for automatized matrix-element generators, the so- called Universal FeynRules Output (UFO). The format is universal in the sense that it features comp…
Seeking Heavy Higgs Bosons through Cascade Decays
Baradhwaj Coleppa, Benjamin Fuks, P. Poulose +1
We investigate the LHC discovery prospects for a heavy Higgs boson decaying into the Standard Model Higgs boson and additional weak bosons. We consider a generic model-independent…
Reinterpreting the results of the LHC with MadAnalysis 5: uncertainties and higher-luminosity estimates
Jack Y. Araz, Mariana Frank, Benjamin Fuks
The MadAnalysis 5 framework can be used to assess the potential of various LHC analyses for unravelling any specific new physics signal. We present an extension of the LHC reinterp…
UFO 2.0 -- The Universal Feynman Output format
Luc Darmé, Céline Degrande, Claude Duhr +16
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 p…
Phenomenological analysis of multi-pseudoscalar mediated dark matter models
Shankha Banerjee, Geneviève Bélanger, Disha Bhatia +2
Non-minimal simplified extensions of the Standard Model have gained considerable currency in the context of dark matter searches at the LHC, since they predict enhanced mono-Higgs…
Positivity in electron-positron scattering: testing the axiomatic quantum field theory principles and probing the existence of UV states
Benjamin Fuks, Yiming Liu, Cen Zhang +1
We consider the positivity bounds on dimension-8 four-electron operators and study two related phenomenological aspects at future lepton colliders. First, if positivity is violated…
Searches for new physics with boosted top quarks in the MadAnalysis 5 and Rivet frameworks
Jack Y. Araz, Andy Buckley, Benjamin Fuks
High-momentum top quarks are a natural physical system in collider experiments for testing models of new physics, and jet substructure methods are key both to exploiting their larg…
Probing top anomalous couplings at the LHC with trilepton signatures in the single top mode
Jean-Laurent Agram, Jeremy Andrea, Eric Conte +3
We investigate trilepton final states to probe top anomalous couplings at the Large Hadron Collider. We focus on events originating from the associated production of a single top q…
Dark Matter Benchmark Models for Early LHC Run-2 Searches: Report of the ATLAS/CMS Dark Matter Forum
Daniel Abercrombie, Nural Akchurin, Ece Akilli +136
This document is the final report of the ATLAS-CMS Dark Matter Forum, a forum organized by the ATLAS and CMS collaborations with the participation of experts on theories of Dark Ma…
Seeking a coherent explanation of LHC excesses for compressed spectra
Diyar Agin, Benjamin Fuks, Mark D. Goodsell +1
The most recent searches by the ATLAS and CMS Collaborations in final states with soft leptons and missing transverse energy show mild excesses predominantly associated with dilept…
Photons, jets and missing momentum from a two-vector dark sector
Yara do Amaral Coutinho, Benjamin Fuks, Mark D. Goodsell +4
We investigate the LHC phenomenology of a vector dark-sector effective theory containing two neutral massive vector states, both odd under a dark-parity symmetry. The lightest stat…
Data Preservation in High Energy Physics
Alexandre Arbey, Jamie Boyd, Daniel Britzger +45
Data preservation significantly increases the scientific output of high-energy physics experiments during and after data acquisition. For new and ongoing experiments, the careful c…
QCD resummation in the framework of supersymmetry
Benjamin Fuks, Michael Klasen, David R. Lamprea +1
Motivated by current searches for electroweak superpartners at the Large Hadron Collider, we present precision predictions for pair production of such particles in the framework of…
Studying the sensitivity of monotop probes to compressed supersymmetric scenarios at the LHC
Benjamin Fuks, Peter Richardson, Alexandra Wilcock
We investigate the sensitivity of the Large Hadron Collider to supersymmetric setups using monotop probes in which the signal is a single top quark produced in association with mis…
Monojets from compressed weak frustrated dark matter
Benjamin Fuks, Mark D. Goodsell, Taylor Murphy
We extend the so-called hyperchargeless Higgs triplet model to include a weak triplet of Dirac fermions and a Dirac fermion transforming trivially under the Standard Model gaug…
Proceedings of the second MadAnalysis 5 workshop on LHC recasting in Korea
Benjamin Fuks, Pyungwon Ko, Seung J. Lee +32
We document the activities performed during the second MadAnalysis 5 workshop on LHC recasting, that was organised in KIAS (Seoul, Korea) on February 12-20, 2020. We detail the imp…
Cornering top-philic dark matter with colliders and cosmology: the importance of QCD corrections
Benjamin Fuks
Constraining dark matter models necessitates accurate predictions for large set of observables originating from collider physics, cosmology and astrophysics. We consider two classe…
Investigating the jet activity accompanying the production at the LHC of a massive scalar particle decaying into photons
Benjamin Fuks, Dong Woo Kang, Seong Chan Park +1
We study the jet activity that accompanies the production by gluon fusion of a new physics scalar particle decaying into photons at the LHC. In the considered scenarios, both the p…
Slepton pair production at hadron colliders
Benjamin Fuks
In R-parity conserving supersymmetric models, sleptons are produced in pairs at hadron colliders. We show that measurements of the longitudinal single-spin asymmetry at possible po…
Extracting a Toponium Signal at the LHC with Spin and Quantum Information Tools
Laura Antozzi, Esteban Chalbaud, Frédéric Déliot +6
We investigate near-threshold top-antitop production at the LHC, focusing on the impact of toponium formation on spin correlations and quantum information properties of the final s…
Vector-Like Top Quark Production via an Electroweak Dipole Moment at a Muon Collider
Alexander Belyaev, R. Sekhar Chivukula, Benjamin Fuks +2
Vectorial partners of the Standard Model quarks and leptons are predicted in many dynamical models of electroweak symmetry breaking. The most easily accessible of these new particl…
Cross-fertilising extra gauge boson searches at the LHC
Jack Y. Araz, Mariana Frank, Benjamin Fuks +2
For the purpose of cross-fertilising currently separate experimental approaches, we connect results of LHC analyses attempting to access the properties of additional and…
Differentiating supersymmetric models with right sneutrino and neutralino dark matter
Jack Y. Araz, Mariana Frank, Benjamin Fuks
We perform a detailed analysis of dark matter signals of supersymmetric models containing an extra gauge group. We investigate scenarios in which either the right sne…
Monojet searches for momentum-dependent dark matter interactions
Daniele Barducci, Aoife Bharucha, Nishita Desai +6
We consider minimal dark matter scenarios featuring momentum-dependent couplings of the dark sector to the Standard Model. We derive constraints from existing LHC searches in the m…
Multilepton signals of gauge mediated supersymmetry breaking at the LHC
Jorgen D'Hondt, Karen De Causmaecker, Benjamin Fuks +4
We investigate multilepton LHC signals arising from electroweak processes involving sleptons. We consider the framework of general gauge mediated supersymmetry breaking, focusing o…
Deep learning approaches to top FCNC couplings to photons at the LHC
Benjamin Fuks, Sumit K. Garg, A. Hammad +1
We investigate the sensitivity of the LHC to flavour-changing neutral current interactions involving the top quark and a photon using a model-independent effective field theory fra…
A universal framework for t-channel dark matter models
Chiara Arina, Benjamin Fuks, Luca Mantani
We present the DMSimpt model implementation in FeynRules, which aims to offer a unique general framework allowing for all simulations relevant for simplified -channel dark matte…
Top partners and scalar dark matter -- a non-minimal reappraisal
Alan S. Cornell, Aldo Deandrea, Thomas Flacke +2
A large set of models beyond the Standard Model of particle physics suggest that the top quark plays a special role in fundamental interactions. At the same time some of these mode…
Probing top-philic sgluons with LHC Run I data
Lana Beck, Freya Blekman, Didar Dobur +3
Many theories beyond the Standard Model predict the existence of colored scalar states, known as sgluons, lying in the adjoint representation of the QCD gauge group. In scenarios w…
Designing and recasting LHC analyses with MadAnalysis 5
Eric Conte, Béranger Dumont, Benjamin Fuks +1
We present an extension of the expert mode of the MadAnalysis 5 program dedicated to the design or reinterpretation of high-energy physics collider analyses. We detail the predefin…
MadAnalysis 5: status and new developments
Eric Conte, Benjamin Fuks
MadAnalysis 5 is a new Python/C++ package facilitating phenomenological analyses that can be performed in the framework of Monte Carlo simulations of collisions to be produced in h…
Statistical Indications of Toponium Formation in Top Quark Pair Production
Benjamin Fuks, Aminul Hossain, James Keaveney
We present an analysis of six differential cross-section measurements of top-quark pair production in the dilepton channel from the ATLAS and CMS experiments. The data are compared…
Monotop phenomenology at the Large Hadron Collider
Jean-Laurent Agram, Jeremy Andrea, Michael Buttignol +2
We investigate new physics scenarios where systems comprised of a single top quark accompanied by missing transverse energy, dubbed monotops, can be produced at the LHC. Following…
Automated next-to-leading order predictions for new physics at the LHC: the case of colored scalar pair production
Céline Degrande, Benjamin Fuks, Valentin Hirschi +2
We present for the first time the full automation of collider predictions matched with parton showers at the next-to-leading accuracy in QCD within non-trivial extensions of the St…
Computing decay rates for new physics theories with FeynRules and MadGraph5/aMC@NLO
Johan Alwall, Claude Duhr, Benjamin Fuks +3
We present new features of the FeynRules and MadGraph5/aMC@NLO programs for the automatic computation of decay widths that consistently include channels of arbitrary final-state mu…
Reinterpretation and preservation of data and analyses in HEP
Jon Butterworth, Sabine Kraml, Harrison Prosper +145
Data from particle physics experiments are unique and are often the result of a very large investment of resources. Given the potential scientific impact of these data, which goes…
Resonant slepton production and right sneutrino dark matter in left-right supersymmetry
Mariana Frank, Benjamin Fuks, Katri Huitu +2
Right-handed sneutrinos are natural components of left-right symmetric supersymmetric models where the gauge sector is extended to include right-handed weak interactions. Unlike in…
Automated simulations beyond the Standard Model: supersymmetry
Stefano Frixione, Benjamin Fuks, Valentin Hirschi +4
The MadGraph5 aMC@NLO framework aims to automate all types of leading- and next-to-leading-order-accurate simulations for any user-defined model that stems from a renormalisable La…
Beyond the Minimal Supersymmetric Standard Model: from theory to phenomenology
Benjamin Fuks
Thanks to the latest development in the field of Monte Carlo event generators and satellite programs allowing for a straightforward implementation of any beyond the Standard Model…
Probing the Weinberg Operator at Colliders
Benjamin Fuks, Jonas Neundorf, Krisztian Peters +2
Motivated by searches for decay in nuclear experiments and collider probes of lepton number violation at dimension , we investigate the sensitivity to the W…
The left-right supersymmetric option at a high-energy upgrade of the LHC
Mariana Frank, Benjamin Fuks, Katri Huitu +3
We investigate the possibility that a minimal realization of left-right supersymmetry can be reachable at a high-energy upgrade of the LHC, expected to operate at a center-of-mass…
Matching next-to-leading order predictions to parton showers in supersymmetric QCD
Celine Degrande, Benjamin Fuks, Valentin Hirschi +2
We present a fully automated framework based on the FeynRules and MadGraph5 aMC@NLO programs that allows for accurate simulations of supersymmetric QCD processes at the LHC. Starti…
Boosted decision trees in the era of new physics: a smuon analysis case study
Alan S. Cornell, Wesley Doorsamy, Benjamin Fuks +2
Machine learning algorithms are growing increasingly popular in particle physics analyses, where they are used for their ability to solve difficult classification and regression pr…
Single production of vector-like quarks: the effects of large width, interference and NLO corrections
Aldo Deandrea, Thomas Flacke, Benjamin Fuks +2
We provide a comprehensive discussion, together with a complete setup for simulations, relevant for the production of a single vector-like quark at hadron colliders. Our prediction…
Proceedings of the first MadAnalysis 5 workshop on LHC recasting in Korea
Benjamin Fuks, Samuel Bein, Guillaume Chalons +22
We present the activities performed during the first MadAnalysis 5 workshop on LHC recasting that has been organized at High 1 (Gangwon privince, Korea) on August 20-27, 2017. This…
Precision predictions for electroweak superpartner production at hadron colliders with Resummino
Benjamin Fuks, Michael Klasen, David R. Lamprea +1
We describe the Resummino package, a C++ and Fortran program dedicated to precision calculations in the framework of gaugino and slepton pair production at hadron colliders. This c…
Investigating the scalar sector of left-right symmetric models with leptonic probes
Debasish Borah, Benjamin Fuks, Deepanjali Goswami +1
We investigate the potential collider signatures of singly-charged and doubly-charged Higgs bosons such as those arising in minimal left-right symmetric models. Focusing on multile…
Prospects for toponium formation at the LHC in the single-lepton mode
Benjamin Fuks, Kaoru Hagiwara, Kai Ma +2
We investigate the formation of toponium in the single-leptonic final state at the LHC. Our study builds on our recently proposed framework that incorporates the associated non-per…
Leptonic probes of Alternative Left-Right Symmetric Models
Mariana Frank, Benjamin Fuks, Sumit K. Garg +3
We explore constraints on the parameter space of the alternative left-right model originating from the leptonic sector. Our analyses focuses on both lepton-flavour-conserving obser…
A novel search strategy for right-handed charged gauge bosons at the Large Hadron Collider
Mariana Frank, Benjamin Fuks, Adil Jueid +2
We explore the potential of the Large Hadron Collider (LHC) in detecting a signal originating from the production of a heavy charged gauge boson that then decays into a t…
Toponium physics at the Large Hadron Collider
Benjamin Fuks
We examine toponium formation effects in top-antitop pair production at the LHC, focusing on the near-threshold region where non-relativistic corrections are relevant. We discuss t…
Automated mass spectrum generation for new physics
Adam Alloul, Jorgen D'Hondt, Karen De Causmaecker +2
We describe an extension of the FeynRules package dedicated to the automatic generation of the mass spectrum associated with any Lagrangian-based quantum field theory. After introd…
Phenomenological aspects of composite Higgs scenarios: exotic scalars and vector-like quarks
Avik Banerjee, Diogo Buarque Franzosi, Giacomo Cacciapaglia +8
Composite Higgs models usually contain additional pseudo Nambu Goldstone bosons and vector-like quarks. We discuss various aspects related to their LHC phenomenology and provide su…
Cornering sgluons with four-top-quark events
Luc Darmé, Benjamin Fuks, Mark Goodsell
The existence of colour-octet scalar states, often dubbed sgluons, is predicted in many extensions of the Standard Model of particle physics, such as supersymmetric realisations fe…
Gluino Meets Flavored Naturalness
Monika Blanke, Benjamin Fuks, Iftah Galon +1
We study constraints from LHC run I on squark and gluino masses in the presence of squark flavor violation. Inspired by the concept of `flavored naturalness', we focus on the impac…
Reinterpretation of LHC Results for New Physics: Status and Recommendations after Run 2
Waleed Abdallah, Shehu AbdusSalam, Azar Ahmadov +139
We report on the status of efforts to improve the reinterpretation of searches and measurements at the LHC in terms of models for new physics, in the context of the LHC Reinterpret…
MadAnalysis 5, a user-friendly framework for collider phenomenology
Eric Conte, Benjamin Fuks, Guillaume Serret
We present MadAnalysis 5, a new framework for phenomenological investigations at particle colliders. Based on a C++ kernel, this program allows to efficiently perform, in a straigh…
Phenomenology of anomaly-mediated supersymmetry breaking scenarios with non-minimal flavour violation
Benjamin Fuks, Björn Herrmann, Michael Klasen
In minimal anomaly-mediated supersymmetry breaking models, tachyonic sleptons are avoided by introducing a common scalar mass similar to the one introduced in minimal supergravity.…
Opportunities with top quarks at future circular colliders
Benjamin Fuks
We describe various studies relevant for top physics at future circular collider projects currently under discussion. We show how highly-massive top-antitop systems produced in pro…
QCD next-to-leading-order predictions matched to parton showers for vector-like quark models
Benjamin Fuks, Hua-Sheng Shao
Vector-like quarks are featured by a wealth of beyond the Standard Model theories and are consequently an important goal of many LHC searches for new physics. Those searches, as we…
Signal region combination with full and simplified likelihoods in MadAnalysis 5
Gaël Alguero, Jack Y. Araz, Benjamin Fuks +1
The statistical combination of disjoint signal regions in reinterpretation studies uses more of the data of an analysis and gives more robust results than the single signal region…
Long-lived Left-Right signals at the FCC-ee
Benjamin Fuks, Jonathan Kriewald, Miha Nemevšek +1
We give an extensive discussion of the displaced signals of heavy Majorana neutrino production at future electron-positron colliders operating at various proposed energies in the c…