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Related papers: Jet Production in $pp$ Collisions: Dependence on J…

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In this work, we present a complete theoretical framework for analyzing the distribution of polarized hadrons within jets, with and without measuring the transverse momentum relative to the standard jet axis. Using soft-collinear effective…

High Energy Physics - Phenomenology · Physics 2024-06-06 Zhong-Bo Kang , Hongxi Xing , Fanyi Zhao , Yiyu Zhou

Particle production mechanisms in high-energy heavy-ion collisions are reviewed in connection with recent experimental data from RHIC. Implications on mini-jet production, parton saturation and jet quenching are discussed.

High Energy Physics - Phenomenology · Physics 2017-08-23 Xin-Nian Wang

We considered the three jet production processes in the region of the incident lepton, photon, quark or gluon fragmentation. The fourth jet is created by the recoil proton. The kinematics of jet production is discussed in jets production in…

High Energy Physics - Phenomenology · Physics 2015-06-18 Azad I. Ahmadov , Eduard A. Kuraev

We evaluate the azimuthal asymmetries for the distributions of leading pions inside a jet, produced in high-energy proton-proton collisions, in kinematic configurations currently under active investigation at RHIC. Adopting a transverse…

High Energy Physics - Phenomenology · Physics 2022-03-02 Umberto D'Alesio , Francesco Murgia , Cristian Pisano

The advent of high-energy hadron colliders necessitates efficient and accurate computation of multi-jet production processes, both as QCD processes in their own right and as backgrounds for other physics. The algorithm that performs these…

High Energy Physics - Phenomenology · Physics 2011-09-13 Petros D. Draggiotis , Ronald H. P. Kleiss , Costas G. Papadopoulos

We report the phenomenological impact of unparticles in the production of di-jet at the LHC. We compute the scalar, spin-1 and spin-2 unparticle contributions to the dijet cross sections and present our results in different kinematical…

High Energy Physics - Phenomenology · Physics 2009-11-19 Neelima Agarwal , M. C. Kumar , Prakash Mathews , V. Ravindran , Anurag Tripathi

We report on measurements of the inclusive jet production cross section as a function of the jet transverse momentum in pp-bar collisions at sqrt{s} = 1.96 TeV}, using the k_T algorithm and a data sample corresponding to 1.0 fb^-1 collected…

High Energy Physics - Experiment · Physics 2014-11-17 A. Abulencia

A study of prompt photon plus associated jet production is performed at next-to-leading order (O($\alpha\alpha_s^2$)) in QCD at $\sqrt{S}=200-500$ GeV, appropriate for the RHIC polarized $\vec{p}\vec{p}$ collider experiment. Momentum…

High Energy Physics - Phenomenology · Physics 2014-11-17 Sanghyeon Chang , Claudio Coriano , L. E. Gordon

We present a computation of one- and two-jet cross sections in polarized photon-hadron collisions, which is accurate to next-to-leading order in QCD. Our results can be used to compute photoproduction cross sections in electron-proton…

High Energy Physics - Phenomenology · Physics 2009-10-31 D. de Florian , S. Frixione

The STAR experiment at the Relativistic Heavy Ion Collider (RHIC) at Brookhaven National Laboratory (BNL) is carrying out a spin physics program colliding transversely or longitudinally polarized proton beams at = 200-500 GeV to gain deeper…

High Energy Physics - Experiment · Physics 2015-11-10 STAR Collaboration

I present an overview of some of the recent results on jets and jet-like correlation measurements from the Relativistic Heavy-Ion Collider (RHIC) at Brookhaven National Laboratory. Jets are produced in the initial hard scatterings of an…

Nuclear Experiment · Physics 2011-10-11 Helen Caines

Conventional jet algorithms are based on a deterministic view of the underlying hard scattering process. Each outgoing parton from the hard scattering is associated with a hard, well separated jet. This approach is very successful because…

High Energy Physics - Phenomenology · Physics 2007-05-23 W. T. Giele , E. W. N. Glover

The STAR Collaboration is performing a wide range of measurements to determine the gluon helicity distribution in the proton. Gluon-gluon and quark-gluon scattering dominate jet production in proton-proton collisions at RHIC, so the…

High Energy Physics - Experiment · Physics 2019-08-13 Zilong Chang

The normalised differential top quark-antiquark production cross section is measured as a function of the jet multiplicity in proton-proton collisions at a centre-of-mass energy of 7 TeV at the LHC with the CMS detector. The measurement is…

High Energy Physics - Experiment · Physics 2015-05-19 CMS Collaboration

The production of high-transverse energy jets in hadron-hadroncollisions is sensitive to the presence of new contact interactions between quarks. If proton polarization were available, the measurement of some parity violating spin…

High Energy Physics - Phenomenology · Physics 2009-10-28 P. Taxil , J. -M. Virey

Results for high multiplicity pp and p-Pb collisions at the LHC have revealed that these small collision systems exhibit features of collectivity. To understand the origin of these unexpected phenomena, the relative transverse activity…

High Energy Physics - Experiment · Physics 2021-03-15 Sushanta Tripathy

We evaluate analytically the cross section for Higgs production plus one jet through bottom quark fusion. By considering the small pT limit we derive expressions for the resummation coefficients governing the structure of large logarithms,…

High Energy Physics - Phenomenology · Physics 2010-12-01 Kemal J. Ozeren

We study the Collins mechanism contribution to the single transverse spin asymmetry in inclusive hadron production in pp scattering p^{\uparrow}p\to \pi X from the leading jet fragmentation. The azimuthal asymmetric distribution of hadron…

High Energy Physics - Phenomenology · Physics 2008-11-26 Feng Yuan

Jet shapes have been measured in inclusive jet production in proton-proton collisions at sqrt(s) = 7 TeV using 3 pb^{-1} of data recorded by the ATLAS experiment at the LHC. Jets are reconstructed using the anti-kt algorithm with transverse…

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

We study inclusive $\chi_{cJ}$ production with definite polarizations in polarized proton-proton collisions at $\sqrt{s}$ = 200 GeV and 500 GeV at RHIC by using non-relativistic QCD (NRQCD) color-octet mechanism. We present results of…

High Energy Physics - Phenomenology · Physics 2017-02-21 Gouranga C. Nayak