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We report on recent study of the production of forward di-jets in proton-proton and proton-lead collisions at the Large Hadron Collider with Improved Transversal Momentum Factorization \cite{vanHameren:2016ftb}. The results as compared to…

High Energy Physics - Phenomenology · Physics 2017-02-27 Krzysztof Kutak

We study saturation effects in the production of forward dijets in proton-lead collisions at the Large Hadron Collider, using the framework of High Energy Factorization. Such configurations, with both jets produced in the forward direction,…

High Energy Physics - Phenomenology · Physics 2014-06-19 A. van Hameren , P. Kotko , K. Kutak , C. Marquet , S. Sapeta

We investigate possible signatures of gluon saturation using forward $p+A \to j+j+X$ di-jet production processes at the Large Hadron Collider. In the forward rapidity region, this is a highly asymmetric process where partons with large…

High Energy Physics - Phenomenology · Physics 2023-12-21 F. Deganutti , C. Royon , S. Schlichting

We show that saturation can manifest itself in central-forward dijet production in p-A collisions. In spite of large transverse momenta of the jets, the almost back-to-back dijet configurations are able to probe gluon density at low x and…

High Energy Physics - Phenomenology · Physics 2012-12-21 Sebastian Sapeta

We calculate various azimuthal angle distributions for three jets produced in the forward rapidity region with transverse momenta $p_T>20\,\mathrm{GeV}$ in proton-proton (p-p) and proton-lead (p-Pb) collisions at center of mass energy…

High Energy Physics - Phenomenology · Physics 2020-10-28 Marcin Bury , Andreas van Hameren , Piotr Kotko , Krzysztof Kutak

We present a state-of-the-art computation for the production of forward dijets in proton-proton and proton-lead collisions at the LHC, in rapidity domains covered by the ATLAS calorimeter and the planned FoCal extension of the ALICE…

High Energy Physics - Phenomenology · Physics 2022-10-28 M. Abdullah Al-Mashad , A. van Hameren , H. Kakkad , P. Kotko , K. Kutak , P. van Mechelen , S. Sapeta

We study forward dijet production in dilute-dense hadronic collisions. By considering the appropriate limits, we show that both the transverse-momentum-dependent (TMD) and the high-energy factorization formulas can be derived from the Color…

High Energy Physics - Phenomenology · Physics 2015-09-29 P. Kotko , K. Kutak , C. Marquet , E. Petreska , S. Sapeta , A. van Hameren

We study saturation effects in the production of dijets in p-p and p-Pb collisions using the framework of high energy factorization. We focus on central-forward jet configurations, which allow for probing gluon density at low longitudinal…

High Energy Physics - Phenomenology · Physics 2013-05-30 Krzysztof Kutak , Sebastian Sapeta

At the Large Hadron Collider (LHC) it will become possible for the first time to investigate experimentally the forward region in hadron-hadron collisions via high-$p_T$ processes. In the LHC forward kinematics QCD logarithmic corrections…

High Energy Physics - Phenomenology · Physics 2009-11-05 M. Deak , F. Hautmann , H. Jung , K. Kutak

We propose a factorization formula for the cross section for forward dijet production in dilute-dense collisions. The new formula is applicable for an arbitrary value of the momentum imbalance of the two jets, $k_t$. It unifies the…

High Energy Physics - Phenomenology · Physics 2015-12-01 Elena Petreska

I report on the recent result of comparison of forward-forward dijet correlations in azimuthal angle as measured by the ATLAS collaboration in the proton-proton and proton-lead collisions to calculations within ITMD factorization framework…

High Energy Physics - Phenomenology · Physics 2019-07-23 Krzysztof Kutak

We analyze three jet production in the central-forward and forward rapidity regions in proton-proton and proton-lead collisions at LHC energies. Our calculation relies on high-energy factorization with a single off-shell gluon obeying small…

High Energy Physics - Phenomenology · Physics 2014-07-11 Andreas van Hameren , Piotr Kotko , Krzysztof Kutak

For studying small-$x$ gluon saturation in forward dijet production in high-energy dilute-dense collisions, the improved TMD (ITMD) factorization formula was recently proposed. In the Color Glass Condensate (CGC) framework, it represents…

High Energy Physics - Phenomenology · Physics 2021-01-05 Hirotsugu Fujii , Cyrille Marquet , Kazuhiro Watanabe

Using the small-$x$ Improved Transverse Momentum Dependent factorization (ITMD), which, for a general two-to-two massless scattering can be proved within the Color Glass Condensate (CGC) theory for transverse momenta of particles greater…

High Energy Physics - Phenomenology · Physics 2023-06-21 Ishita Ganguli , Andreas van Hameren , Piotr Kotko , Krzysztof Kutak

Mini-jets, created by perturbative hard QCD collisions at moderate energies, can represent a significant portion of the total multiplicity of a heavy-ion collision event. Since their transverse momenta are initially larger than the typical…

Nuclear Theory · Physics 2022-11-01 Daniel Pablos , Mayank Singh , Sangyong Jeon , Charles Gale

This talk discusses basic aspects of forward production of jets in pp collisions at high energy, including i) issues on QCD factorization for hard processes at large rapidities, and ii) the role of forward jet measurements at the LHC to…

High Energy Physics - Phenomenology · Physics 2015-03-17 F. Hautmann

Modifications to the distribution of charged particles with respect to high transverse momentum ($p_\mathrm{T}$) jets passing through a quark-gluon plasma are explored using the CMS detector. Back-to-back dijets are analyzed in lead-lead…

High Energy Physics - Experiment · Physics 2021-05-20 CMS Collaboration

Mid-rapidity azimuthal correlations probe di-jets originating mainly from gluon-gluon hard-scattering. Measurements of such correlations have revealed significant (gluon-)jet modification in central Au+Au collisions. Azimuthal correlations…

Nuclear Experiment · Physics 2019-08-13 Fuqiang Wang

We demonstrate that a trigger on hard dijet production at small rapidities allows to establish a quantitative distinction between central and peripheral collisions in pbar-p and p-p collisions at Tevatron and LHC energies. Such a trigger…

High Energy Physics - Phenomenology · Physics 2008-11-26 L. Frankfurt , M. Strikman , C. Weiss

We discuss high-pT production processes at forward rapidities in hadron-hadron collisions, and describe recent results from using QCD high-energy factorization in forward jet production at the LHC.

High Energy Physics - Phenomenology · Physics 2014-11-20 F. Hautmann
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