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Related papers: SMEFT analysis with LHeC, FCC-eh, and EIC DIS pseu…

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The Standard Model Effective Field Theory (SMEFT) provides a systematic and model-independent framework to study neutrino non-standard interactions (NSIs). We study the constraining power of the on-going neutrino oscillation experiments…

High Energy Physics - Phenomenology · Physics 2021-03-17 Yong Du , Hao-Lin Li , Jian Tang , Sampsa Vihonen , Jiang-Hao Yu

The Future Circular Collider (FCC) design study is aimed at assessing the physics potential and the technical feasibility of a new collider with centre-of-mass energies, in the hadron-hadron collision mode including proton and nucleus…

We examine the potential of the process $ep \rightarrow e\gamma^{*} \gamma^{*} p\rightarrow e\tau \bar{\tau}p$ at the Large Hadron Electron Collider (LHeC) and the Future Circular Hadron Electron Collider (FCC-he) to examine non-standard…

High Energy Physics - Phenomenology · Physics 2019-05-08 M. Köksal

We study constraints on Left-Right Symmetric models from searches of semileptonic decays of $D$, $D_{s}$, $B$ mesons, mediated by heavy neutrinos $N$ with masses $m_N\sim $ GeV that go on their mass shell leading to a resonant enhancement…

High Energy Physics - Phenomenology · Physics 2015-07-03 Oscar Castillo-Felisola , Claudio O. Dib , Juan C. Helo , Sergey G. Kovalenko , Sebastian E. Ortiz

We report codes for the Standard Model Effective Field Theory (SMEFT) in FeynRules -- the SMEFTsim package. The codes enable theoretical predictions for dimension six operator corrections to the Standard Model using numerical tools, where…

High Energy Physics - Phenomenology · Physics 2019-08-12 Ilaria Brivio , Yun Jiang , Michael Trott

In these proceedings we present the latest developments in our effort to include vector boson scattering (VBS) measurements into global SMEFT fits of LHC data. We present some updates to our initial study of arXiv:2101.03180 as well as…

High Energy Physics - Phenomenology · Physics 2021-11-01 Raquel Gomez-Ambrosio , Giacomo Magni

With the LHC about to start its last data-taking period before being upgraded to the High-Luminosity LHC, it is time for the international high energy physics community to define the future of collider particle physics. The European…

High Energy Physics - Experiment · Physics 2022-05-26 Rebeca Gonzalez Suarez

I discuss recent progress on fits to dimension-six operators in the Standard Model Effective Theory (SMEFT). I focus on the top quark sector of the SMEFT, as well as the theoretical advances made in computing SMEFT effects through to…

High Energy Physics - Phenomenology · Physics 2019-06-26 Emma Slade

We formulate an Effective Field Theory (EFT) for Non Standard neutrino Interactions (NSI) in elastic scattering with light quarks, leptons, gluons and photons, including all possible operators of dimension 5, 6 and 7. We provide the…

High Energy Physics - Phenomenology · Physics 2019-10-23 Wolfgang Altmannshofer , Michele Tammaro , Jure Zupan

We develop the geometric formulation of the Standard Model Effective Field Theory (SMEFT). Using this approach we derive all-orders results in the $\sqrt{2 \langle H^\dagger H \rangle}/\Lambda$ expansion relevant for studies of electroweak…

High Energy Physics - Phenomenology · Physics 2020-06-12 Andreas Helset , Adam Martin , Michael Trott

The investigation of quartic gauge couplings provides a crucial test of the Standard Model and serves as a potential window into new physics at higher energy scales. Within the framework of Effective Field Theory, deviations from the SM can…

High Energy Physics - Phenomenology · Physics 2025-07-17 A. Senol , M. Tekin , B. S. Ozaltay , H. Denizli

We develop Standard Model Effective Field Theory (SMEFT) predictions of $\sigma(\mathcal{G} \,\mathcal{G}\rightarrow h)$, $\Gamma(h \rightarrow \mathcal{G} \,\mathcal{G})$, $\Gamma(h \rightarrow \mathcal{A} \mathcal{A})$ to incorporate full…

High Energy Physics - Phenomenology · Physics 2023-10-16 Adam Martin , Michael Trott

The Large Hadron Collider, LHC, though meant for discovery, will provide enough data from early phase to also perform various studies of Standard Model processes in as yet unexplored kinematic regions. Precision measurements of the…

High Energy Physics - Experiment · Physics 2008-09-10 Kajari Mazumdar

We examine the possibility to detect new SM-neutral vector bosons ($Z'$) that couple exclusively to leptons in the electron-positron mode of the Future Circular Collider (FCC-ee). Focusing on the $Z'$ production with a radiated photon…

High Energy Physics - Phenomenology · Physics 2025-03-24 Rebeca Gonzalez Suarez , Baibhab Pattnaik , José Zurita

The expected experimental precision of the rates and asymmetries in the Future Circular Collider with electron positron beams (FCC-ee) in the centre of the mass energy range 88-365GeV considered for construction in CERN, will be better by a…

High Energy Physics - Phenomenology · Physics 2019-11-22 S. Jadach , M. Skrzypek

Using data consisting of top quarks produced with additional final leptons collected by the CMS detector at a center-of-mass energy of $\sqrt{s}=$13 TeV from 2016 to 2018 (138 fb$^{-1}$), a search for beyond standard model (BSM) physics is…

High Energy Physics - Experiment · Physics 2023-11-17 Aashwin Basnet

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

We systematically explore the phenomenology of the recently proposed extended dark matter effective field theory (\eDMEFT), which allows for a consistent effective description of DM scenarios across different energy scales. The framework…

High Energy Physics - Phenomenology · Physics 2020-12-02 Tommi Alanne , Giorgio Arcadi , Florian Goertz , Valentin Tenorth , Stefan Vogl

Physics at the Large Hadron Collider (LHC) and the International e+e- Linear Collider (ILC) will be complementary in many respects, as has been demonstrated at previous generations of hadron and lepton colliders. This report addresses the…

High Energy Physics - Phenomenology · Physics 2012-08-27 LC Study Group , G. Weiglein , T. Barklow , E. Boos , A. De Roeck , K. Desch , F. Gianotti , R. Godbole , J. F. Gunion , H. E. Haber , S. Heinemeyer , J. L. Hewett , K. Kawagoe , K. Monig , M. M. Nojiri , G. Polesello , F. Richard , S. Riemann , W. J. Stirling , A. G. Akeroyd , B. C. Allanach , D. Asner , S. Asztalos , H. Baer , M. Battaglia , U. Baur , P. Bechtle , G. Belanger , A. Belyaev , E. L. Berger , T. Binoth , G. A. Blair , S. Boogert , F. Boudjema , D. Bourilkov , W. Buchmuller , V. Bunichev , G. Cerminara , M. Chiorboli , H. Davoudiasl , S. Dawson , S. De Curtis , F. Deppisch , M. A. Diaz , M. Dittmar , A. Djouadi , D. Dominici , U. Ellwanger , J. L. Feng , I. F. Ginzburg , A. Giolo-Nicollerat , B. K. Gjelsten , S. Godfrey , D. Grellscheid , J. Gronberg , E. Gross , J. Guasch , K. Hamaguchi , T. Han , J. Hisano , W. Hollik , C. Hugonie , T. Hurth , J. Jiang , A. Juste , J. Kalinowski , W. Kilian , R. Kinnunen , S. Kraml , M. Krawczyk , A. Krokhotine , T. Krupovnickas , R. Lafaye , S. Lehti , H. E. Logan , E. Lytken , V. Martin , H. -U. Martyn , D. J. Miller , S. Moretti , F. Moortgat , G. Moortgat-Pick , M. Muhlleitner , P. Niezurawski , A. Nikitenko , L. H. Orr , P. Osland , A. F. Osorio , H. Pas , T. Plehn , W. Porod , A. Pukhov , F. Quevedo , D. Rainwater , M. Ratz , A. Redelbach , L. Reina , T. Rizzo , R. Ruckl , H. J. Schreiber , M. Schumacher , A. Sherstnev , S. Slabospitsky , J. Sola , A. Sopczak , M. Spira , M. Spiropulu , Z. Sullivan , M. Szleper , T. M. P. Tait , X. Tata , D. R. Tovey , A. Tricomi , M. Velasco , D. Wackeroth , C. E. M. Wagner , S. Weinzierl , P. Wienemann , T. Yanagida , A. F. Zarnecki , D. Zerwas , P. M. Zerwas , L. Zivkovic

This study presents a sensitivity analysis of exotic Higgs boson decays at the electron--positron stage of the Future Circular Collider (FCC-ee), performed within the FCCAnalyses framework. The analysis investigates Higgs boson production…

High Energy Physics - Experiment · Physics 2025-12-29 Faeq Abed , Asmaa AlMellah , Gaber Faisel