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Related papers: Present and Future Searches for Leptoquarks

200 papers

We investigate the discovery potential for first generation leptoquarks at the LEP200 $e^+e^-$ collider. We consider direct leptoquark searches using single leptoquark production via resolved photon contributions which offers a much higher…

High Energy Physics - Phenomenology · Physics 2009-10-30 Michael A. Doncheski , Stephen Godfrey

In this paper, we argue that an extension of the Standard Model with a single leptoquark and three right-handed neutrinos can explain the excess in the first-generation leptoquark search at the LHC. We also find that when the leptoquark has…

High Energy Physics - Phenomenology · Physics 2015-07-23 Jason L. Evans , Natsumi Nagata

Rare B hadron decays provide an excellent test bench for the Standard Model and can probe new physics models. We review the experimental progress of the searches for rare leptonic B decays ($b\rightarrow \ell^+ \ell^-$ and $b\rightarrow s…

High Energy Physics - Experiment · Physics 2019-08-15 V. Chiochia

We review here the prospects of a long-term upgrade programme for the Large Hadron Collider (LHC), CERN laboratory's new proton-proton collider. The super-LHC, which is currently under evaluation and design, is expected to deliver of the…

High Energy Physics - Phenomenology · Physics 2015-05-14 Michelangelo L. Mangano

In this paper, the possibility to have new physics is considered at the scale of the electroweak symmetry breaking (EWSB) in a completely new framework. A new non-standard minimal chiral fermion extension of the Standard Model (SM) which…

High Energy Physics - Phenomenology · Physics 2015-09-15 D. A. Camargo

The LHCb experiment is designed to study the decays and properties of heavy flavoured hadrons produced in the forward region from proton-proton collisions at the CERN Large Hadron Collider. During Run 1, it has recorded the world's largest…

High Energy Physics - Experiment · Physics 2016-10-18 G. A. Cowan

Upcoming neutrino telescopes promise a new window onto the interactions of neutrinos with matter at ultrahigh energies ($E_\nu = 10^7$-$10^{10}$ GeV), and the possibility to detect deviations from the Standard Model predictions. In this…

High Energy Physics - Phenomenology · Physics 2024-01-09 Matthew Kirk , Shohei Okawa , Keyun Wu

A search for scalar and vector leptoquarks coupling to first generation fermions is performed in the H1 experiment at the ep collider HERA. The analysis uses e^- p data collected in 1998 and 1999 at a centre-of-mass energy of 320 GeV,…

High Energy Physics - Experiment · Physics 2010-05-28 H1 Collaboration , C. Adloff

Talk given at the XVIII International Symposium on Lepton-Photon Interactions, Hamburg, 1997. 1. Introduction 2. Status of the Data 3. Precision Electroweak Data and the Standard Model 4. A More General Analysis of Electroweak Data 5. The…

High Energy Physics - Phenomenology · Physics 2016-09-06 G. Altarelli

The existence of leptoquarks (LQ), color-triplets of bosons with lepton and quark quantum numbers, is predicted by various theories beyond the Standard Model. This article summarizes the D-Zero Run I searches for the three different LQ…

High Energy Physics - Experiment · Physics 2007-05-23 Tim Christiansen

This paper presents the latest development at CERN, concentrating on the status of the LHC and the strategy for future linear colliders. The immediate plans include the exploitation of the LHC at its design luminosity and energy as well as…

Accelerator Physics · Physics 2012-02-28 Rolf-Dieter Heuer

We report a search for first generation scalar leptoquarks using 1.03 fb^-1 of proton-proton collisions data produced by the Large Hadron Collider at sqrt(s)=7 TeV and recorded by the ATLAS experiment. Leptoquarks are sought via their decay…

High Energy Physics - Experiment · Physics 2012-08-27 ATLAS Collaboration

The status of searches for new particles and new physics during the past year at the Fermilab Tevatron, at HERA and at LEP is summarized. A discussion of the hints for the Standard Model Higgs boson from LEP2 data is presented. Searches for…

High Energy Physics - Experiment · Physics 2009-11-07 Gail G. Hanson

A search for first and second generation leptoquarks has been done with the D\O \ detector at Fermilab's p\={p} collider with $\sqrt{s}=1.8$ TeV. 95\% C.L. mass limits for first generation scalar leptoquarks have been recently published.…

High Energy Physics - Experiment · Physics 2009-09-25 Douglas M. Norman , the DZero Collaboration

LHCb is one of the four experiments at the Large Hadron Collider (CERN), dedicated to the study of b-hadrons. Throughout my research, I studied in particular b-baryons which are abundantly produced at the LHCb. My habilitation summarises…

High Energy Physics - Experiment · Physics 2020-05-25 Yasmine Sara Amhis

In the light of recent experimental results from IceCube, LHC searches for scalar leptoquark, and the flavor anomalies $R_K$ and $R_{K^*}$, we analyze two scalar leptoquark models with hypercharge $Y=1/6$ and $Y=7/6$. We consider the 53…

High Energy Physics - Phenomenology · Physics 2018-08-10 Ujjal Kumar Dey , Deepak Kar , Manimala Mitra , Michael Spannowsky , Aaron C. Vincent

The Standard Model, if extended to the energy scale of $\mathcal{O}(1)$ TeV, the known particle spectrum could be augmented with a scalar leptoquark. Within this minimally extended framework, explaining the anomalous magnetic moment and…

High Energy Physics - Phenomenology · Physics 2023-12-01 Bibhabasu De

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 Hadron Collider (LHC) at CERN, these long-lived particles…

High Energy Physics - Experiment · Physics 2020-09-11 Juliette Alimena , James Beacham , Martino Borsato , Yangyang Cheng , Xabier Cid Vidal , Giovanna Cottin , Albert De Roeck , Nishita Desai , David Curtin , Jared A. Evans , Simon Knapen , Sabine Kraml , Andre Lessa , Zhen Liu , Sascha Mehlhase , Michael J. Ramsey-Musolf , Heather Russell , Jessie Shelton , Brian Shuve , Monica Verducci , Jose Zurita , Todd Adams , Michael Adersberger , Cristiano Alpigiani , Artur Apresyan , Robert John Bainbridge , Varvara Batozskaya , Hugues Beauchesne , Lisa Benato , S. Berlendis , Eshwen Bhal , Freya Blekman , Christina Borovilou , Jamie Boyd , Benjamin P. Brau , Lene Bryngemark , Oliver Buchmueller , Malte Buschmann , William Buttinger , Mario Campanelli , Cari Cesarotti , Chunhui Chen , Hsin-Chia Cheng , Sanha Cheong , Matthew Citron , Andrea Coccaro , V. Coco , Eric Conte , Félix Cormier , Louie D. Corpe , Nathaniel Craig , Yanou Cui , Elena Dall'Occo , C. Dallapiccola , M. R. Darwish , Alessandro Davoli , Annapaola de Cosa , Andrea De Simone , Luigi Delle Rose , Frank F. Deppisch , Biplab Dey , Miriam D. Diamond , Keith R. Dienes , Sven Dildick , Babette Döbrich , Marco Drewes , Melanie Eich , M. ElSawy , Alberto Escalante del Valle , Gabriel Facini , Marco Farina , Jonathan L. Feng , Oliver Fischer , H. U. Flaecher , Patrick Foldenauer , Marat Freytsis , Benjamin Fuks , Iftah Galon , Yuri Gershtein , Stefano Giagu , Andrea Giammanco , Vladimir V. Gligorov , Tobias Golling , Sergio Grancagnolo , Giuliano Gustavino , Andrew Haas , Kristian Hahn , Jan Hajer , Ahmed Hammad , Lukas Heinrich , Jan Heisig , J. C. Helo , Gavin Hesketh , Christopher S. Hill , Martin Hirsch , M. Hohlmann , W. Hulsbergen , John Huth , Philip Ilten , Thomas Jacques , Bodhitha Jayatilaka , Geng-Yuan Jeng , K. A. Johns , Toshiaki Kaji , Gregor Kasieczka , Yevgeny Kats , Malgorzata Kazana , Henning Keller , Maxim Yu. Khlopov , Felix Kling , Ted R. Kolberg , Igor Kostiuk , Emma Sian Kuwertz , Audrey Kvam , Greg Landsberg , Gaia Lanfranchi , Iñaki Lara , Alexander Ledovskoy , Dylan Linthorne , Jia Liu , Iacopo Longarini , Steven Lowette , Henry Lubatti , Margaret Lutz , Jingyu Luo , Judita Mamužić , Matthieu Marinangeli , Alberto Mariotti , Daniel Marlow , Matthew McCullough , Kevin McDermott , P. Mermod , David Milstead , Vasiliki A. Mitsou , Javier Montejo Berlingen , Filip Moortgat , Alessandro Morandini , Alice Polyxeni Morris , David Michael Morse , Stephen Mrenna , Benjamin Nachman , Miha Nemevšek , Fabrizio Nesti , Christian Ohm , Silvia Pascoli , Kevin Pedro , Cristián Peña , Karla Josefina Pena Rodriguez , Jónatan Piedra , James L. Pinfold , Antonio Policicchio , Goran Popara , Jessica Prisciandaro , Mason Proffitt , Giorgia Rauco , Federico Redi , Matthew Reece , Allison Reinsvold Hall , H. Rejeb Sfar , Sophie Renner , Amber Roepe , Manfredi Ronzani , Ennio Salvioni , Arka Santra , Ryu Sawada , Jakub Scholtz , Philip Schuster , Pedro Schwaller , Cristiano Sebastiani , Sezen Sekmen , Michele Selvaggi , Weinan Si , Livia Soffi , Daniel Stolarski , David Stuart , John Stupak , Kevin Sung , Wendy Taylor , Sebastian Templ , Brooks Thomas , Emma Torró-Pastor , Daniele Trocino , Sebastian Trojanowski , Marco Trovato , Yuhsin Tsai , C. G. Tully , Tamás Álmos Vámi , Juan Carlos Vasquez , Carlos Vázquez Sierra , K. Vellidis , Basile Vermassen , Martina Vit , Devin G. E. Walker , Xiao-Ping Wang , Gordon Watts , Si Xie , Melissa Yexley , Charles Young , Jiang-Hao Yu , Piotr Zalewski , Yongchao Zhang

Given the hints of lepton-flavour non-universality in $B$-meson decays, leptoquarks (LQs) are enjoying a renaissance. We propose novel Large Hadron Collider (LHC) searches for such hypothetical states that do not rely on strong production…

High Energy Physics - Phenomenology · Physics 2021-05-17 Ulrich Haisch , Giacomo Polesello

Searches for New Particles including future sensitivity prospects are reviewed. The main focus is placed on results obtained at LEP, HERA and the Tevatron on generic searches such as searches for excited fermions, searches for leptoquarks…

High Energy Physics - Phenomenology · Physics 2014-11-17 Arnulf Quadt