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Related papers: Dijet rates with symmetric cuts

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We describe a method to obtain point and dispersion estimates for the energies of jets arising from b quarks produced in proton-proton collisions at an energy of $\sqrt{s} =$ 13 TeV at the CERN LHC. The algorithm is trained on a large…

Data Analysis, Statistics and Probability · Physics 2020-11-09 CMS Collaboration

The hadronic kt-spectrum inside a high energy jet is determined including corrections of relative magnitude O{\sqrt{\alpha_s}} with respect to the Modified Leading Logarithmic Approximation (MLLA), in the limiting spectrum approximation…

High Energy Physics - Phenomenology · Physics 2011-03-23 Redamy Perez Ramos , Francois Arleo , Bruno Machet

To predict the jet mass spectrum at a hadron collider it is crucial to account for the resummation of logarithms between the transverse momentum of the jet and its invariant mass $m_J$. For small jet areas there are additional large…

High Energy Physics - Phenomenology · Physics 2017-02-01 Daniel W. Kolodrubetz , Piotr Pietrulewicz , Iain W. Stewart , Frank J. Tackmann , Wouter J. Waalewijn

We consider the class of jet shapes known as angularities in dijet production at hadron colliders. These angularities are modified from the original definitions in e+e- collisions to be boost invariant along the beam axis. These shapes…

High Energy Physics - Phenomenology · Physics 2016-05-04 Andrew Hornig , Yiannis Makris , Thomas Mehen

We investigate the use of jets to measure transverse momentum dependent distributions (TMDs). The example we use to present our framework is the dijet momentum decorrelation at lepton colliders. Translating this momentum decorrelation into…

High Energy Physics - Phenomenology · Physics 2018-10-24 Daniel Gutierrez-Reyes , Ignazio Scimemi , Wouter J. Waalewijn , Lorenzo Zoppi

The calculation of the two-loop corrections to the three jet production rate and to event shapes in electron-positron annihilation requires the computation of a number of up to now unknown two-loop four-point master integrals with one…

High Energy Physics - Phenomenology · Physics 2008-11-26 T. Gehrmann , E. Remiddi

We study the resummation of large logarithmic perturbative corrections to the partonic cross sections relevant for di-hadron production in hadronic collisions, H1 H2 -> h1 h2 X, at high invariant mass of the produced hadron pair. These…

High Energy Physics - Phenomenology · Physics 2009-11-05 Leandro G. Almeida , George Sterman , Werner Vogelsang

We consider hadronic production of a Z boson in association with a jet and study one- and two-loop electroweak logarithmic corrections in the region of high Z-boson transverse momentum, p_T >> M_Z, including leading and next-to-leading…

High Energy Physics - Phenomenology · Physics 2010-04-05 Johann H. Kuhn , A. Kulesza , S. Pozzorini , M. Schulze

The transverse broadening of jets produced in deep-inelastic scattering (DIS) off a large nucleus is studied in the collinear limit. A class of medium enhanced higher twist corrections are re-summed to calculate the transverse momentum…

Nuclear Theory · Physics 2008-11-26 A. Majumder , B. Müller

To precisely measure jets over a large background such as pile up in high luminosity p+p collisions at LHC, a new generation of jet reconstruction algorithms is developed. These algorithms are also applicable to reconstruct jets in the…

Nuclear Experiment · Physics 2014-11-20 Sevil Salur

Jet cross sections at high-energy colliders exhibit intricate patterns of logarithmically enhanced higher-order corrections. In particular, so-called non-global logarithms emerge from soft radiation emitted off energetic partons inside…

High Energy Physics - Phenomenology · Physics 2021-12-01 Thomas Becher , Matthias Neubert , Ding Yu Shao

Ratios of azimuthal angle correlations for Mueller-Navelet jets are compared in QCD and N = 4 SYM. Such observables are well suited to study the effects of Moebius invariance in the Regge limit. The role of the renormalization prescription…

High Energy Physics - Phenomenology · Physics 2011-10-27 Grigorios Chachamics , José Daniel Madrigal , Agustín Sabio Vera

Studying the substructure of jets has become a powerful tool for event discrimination and for studying QCD. Typically, jet substructure studies rely on Monte Carlo simulation for vetting their usefulness; however, when possible, it is also…

High Energy Physics - Phenomenology · Physics 2015-03-20 Andrew J. Larkoski

Hard diffractive production of di-jets in the Tevatron and HERA are explored. It is argued that a consistent pQCD description of these data can be attained after s-channel unitarity re-scattering screening corrections are incorporated in…

High Energy Physics - Phenomenology · Physics 2009-09-29 U. Maor

Balas introduced disjunctive cuts in the 1970s for mixed-integer linear programs. Several recent papers have attempted to extend this work to mixed-integer conic programs. In this paper we study the structure of the convex hull of a…

Optimization and Control · Mathematics 2014-05-01 Fatma Kilinc-Karzan , Sercan Yildiz

In view of the increasing precision of theoretical calculations and experimental measurements, power corrections to transverse-momentum-dependent observables are highly important. We study the next-to-leading power corrections for…

High Energy Physics - Phenomenology · Physics 2024-02-06 Rafael F. del Castillo , Max Jaarsma , Ignazio Scimemi , Wouter Waalewijn

We present predictions for Higgs production via gluon fusion with a p_T veto on jets and with the resummation of jet-veto logarithms at NNLL'+$NNLO order. These results incorporate explicit O(alphas^2) calculations of soft and beam…

High Energy Physics - Phenomenology · Physics 2014-03-12 Iain W. Stewart , Frank J. Tackmann , Jonathan R. Walsh , Saba Zuberi

I review the resummation formalism for organizing large logarithms in perturbative expansion of collinear subprocesses through the variation of Wilson lines off the light cone. A master equation is derived, which involves the evolution…

High Energy Physics - Phenomenology · Physics 2015-06-16 Hsiang-nan Li

We derive first next-to-next-to-leading logarithmic resummations for jet-veto efficiencies in Higgs and Z-boson production at hadron colliders. Matching with next-to-next-to-leading order results allows us to provide a range of…

High Energy Physics - Phenomenology · Physics 2015-06-05 Andrea Banfi , Pier Francesco Monni , Gavin P. Salam , Giulia Zanderighi

We examine non-global and clustering logarithms in the distribution of the azimuthal decorrelation between two jets in $e^+e^-\to$ dijet events, where the jets are defined with $E$-scheme recombination in the generalized $k_t$ algorithm. We…

High Energy Physics - Phenomenology · Physics 2023-04-13 Hana Benslama , Yazid Delenda , Kamel Khelifa-Kerfa