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Related papers: Understanding Single Tops using Jets

200 papers

We study $bt\bar t$ production via subprocesses initiated by $b$-quarks at the Large Hadron Collider. Both QCD and electroweak interactions are included in the elementary scattering amplitudes for $bg\to b t\bar t$. Since the additional jet…

High Energy Physics - Phenomenology · Physics 2008-11-26 Stefano Moretti

We present the results of a next-to-leading order analysis of single top production including the decay of the top quark. Radiative effects are included both in the production and decay stages, using a general subtraction method. This…

High Energy Physics - Phenomenology · Physics 2008-11-26 John Campbell , R. K. Ellis , Francesco Tramontano

I review the status of the comparison between theoretical predictions and experimental results for bottom production in hadronic collisions, and discuss the possible sources of the discrepancies found. The study of jets containing bottom…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Frixione

Top tagging is a recent approach to identifying boosted hadronic top quarks. It avoids reconstructing individual top decay products and instead uses a jet algorithm to reconstruct the entire top decay. Quite generally, geometrically large…

High Energy Physics - Phenomenology · Physics 2015-06-03 Tilman Plehn , Michael Spannowsky

With a high instantaneous luminosity and the large top quark pair production cross section, the Large Hadron Collider (LHC) will be a "top factory" allowing the analysis of millions of top events. After a short description of the top quark…

High Energy Physics - Experiment · Physics 2007-05-23 Florian Beaudette

We discuss the physics of single-top quark production and decay at hadron colliders, such as the Tevatron, the \tevstar~and the LHC. Our study includes how to measure the mass and the width of the top quark produced from a…

High Energy Physics - Phenomenology · Physics 2007-05-23 Douglas O. Carlson

The production of top quarks in single mode at future ep colliders is studied, the attention being mainly focused to the case of the proposed LEPXLHC collider. We are motivated to reanalyse such a process following the discovery of the top…

High Energy Physics - Phenomenology · Physics 2009-10-30 S. Moretti , K. Odagiri

We review various aspects of jet physics in the context of hadron colliders. We start by discussing the definitions and properties of jets and recent development in this area. We then consider the question of factorization for processes…

High Energy Physics - Phenomenology · Physics 2016-09-14 Sebastian Sapeta

Top taggers which identify and reconstruct boosted top quarks have been established as novel tools for a multitude of LHC analyses. We show how single top production in association with a light-flavor or bottom jet can be observed in the…

High Energy Physics - Phenomenology · Physics 2013-05-30 Felix Kling , Tilman Plehn , Michihisa Takeuchi

I present high-order calculations for single-top production in the Standard Model and in models with anomalous top-quark couplings. Theoretical results are presented for total cross sections and top-quark transverse momentum and rapidity…

High Energy Physics - Phenomenology · Physics 2018-08-10 Nikolaos Kidonakis

The techniques used to study top quarks at hadron colliders are presented. The analyses that discovered the top quark are described, with emphasis on the techniques used to tag b-quark jets in candidate events. The most recent measurements…

High Energy Physics - Experiment · Physics 2007-05-23 Pekka K. Sinervo

The effect of single top production on the study of top quark pair production in future high energy electron--positron colliders is evaluated. The rate of the single top quark production process is sizeable throughout a large range of…

High Energy Physics - Experiment · Physics 2015-04-09 Ignacio Garcia , Martin Perello , Eduardo Ros , Marcel Vos

Recent measurements dedicated to improving the understanding of modelling top quark pair (${\text{t}\overline{\text{t}}}$) production at the LHC are summarised. These measurements, performed with proton-proton collision data collected by…

High Energy Physics - Experiment · Physics 2019-01-17 Emyr Clement

The role of the top quark in completing the Standard Model quark sector is reviewed, along with a discussion of production, decay, and theoretical restrictions on the top quark properties. Particular attention is paid to the top quark as a…

High Energy Physics - Phenomenology · Physics 2009-09-29 S. Dawson

In the context of topcolor assisted technicolor(TC2) models, we study the production of the top-pions $\pi_{t}^{0,\pm}$ with single top quark via the processes $p\bar{p} \to t\pi_{t}^{0}+X$ and $p\bar{p} \to t\pi_{t}^{\pm}+X$, and discuss…

High Energy Physics - Phenomenology · Physics 2008-11-26 Chong-Xing Yue , Zheng-Jun Zong , Li-Li Xu , Jian-Xing Chen

We present differential cross sections for the production of top-quark pairs in conjunction with up to two jets, computed at next-to leading order in perturbative QCD and consistently merged with a parton shower in the Sherpa+OpenLoops…

High Energy Physics - Phenomenology · Physics 2015-07-01 Stefan Höche , Frank Krauss , Philipp Maierhoefer , Stefano Pozzorini , Marek Schonherr , Frank Siegert

We present a calculation of the next-to-leading order QCD corrections, with one-scale phase space slicing method, to single top quark production and decay process $p\bar{p},pp\to t\bar{b}+X\to b\ell\nu\bar{b}+X$ at hadron colliders. Using…

High Energy Physics - Phenomenology · Physics 2009-11-10 Qing-Hong Cao , C. -P. Yuan

Final states with four tops appear in various extensions of the Standard Model. Alas, top reconstruction faces combinatorial issues as they show up as large multiplicity events. In this paper, we present a new procedure to determine whether…

High Energy Physics - Phenomenology · Physics 2015-03-17 Thomas Gregoire , Emanuel Katz , Veronica Sanz

Single top-quark production, via weak-interaction processes, is an important test of the standard model, potentially sensitive to new physics. However, it is becoming known that this measurement is much more challenging at the Tevatron than…

High Energy Physics - Phenomenology · Physics 2013-05-29 Matthew T. Bowen , Stephen D. Ellis , Matthew J. Strassler

I briefly discuss three topics related to the hadroproduction of jets: jet definitions; jet structure; and the underlying event.

High Energy Physics - Phenomenology · Physics 2009-09-25 Michael H. Seymour