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We suggest a modified form of a unitarized BFKL equation imposing the so-called kinematic constraint on the gluon evolution in multi-Regge kinematics. The underlying nonlinear effects on the gluon evolution are investigated by solving the…

High Energy Physics - Phenomenology · Physics 2019-06-14 P. Phukan , M. Lalung , J. K. Sarma

We present a study within the kT-factorisation scheme on single bottom quark production at the LHC. In particular, we calculate the rapidity and transverse momentum differential distributions for single bottom quark/anti-quark production.…

High Energy Physics - Phenomenology · Physics 2015-10-28 Grigorios Chachamis , Michal Deak , Martin Hentschinski , German Rodrigo , Agustin Sabio Vera

In this talk I consider dijet production at large rapidity intervals in hadron collisions and forward-jet production in DIS as candidate signatures of a BFKL evolution. The state of the art on the measurements, and on the BFKL-motivated…

High Energy Physics - Phenomenology · Physics 2007-05-23 Vittorio Del Duca

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

Using the framework that interpolates between the leading power limit of the Color Glass Condensate and the High Energy (or $k_{T}$) factorization we calculate the direct component of the forward dijet production in ultra-peripheral…

High Energy Physics - Phenomenology · Physics 2017-06-28 P. Kotko , K. Kutak , S. Sapeta , A. M. Stasto , M. Strikman

The central exclusive production of $\chi_{c}$ and $\chi_{b}$ at the LHC, RHIC and Tevatron energies is analyzed, using the recent unintegrated parton distribution (UGDs) functions available in the package TMDlib. Comparison with data is…

High Energy Physics - Phenomenology · Physics 2020-05-20 F. Kopp , M. B. Gay Ducati , M. V. T. Machado

We define new observables sensitive to BFKL dynamics in the context of multijet production at the large hadron collider (LHC). We propose the study of the inclusive production of three jets well separated in rapidity from each other, with…

High Energy Physics - Phenomenology · Physics 2016-01-13 F. Caporale , G. Chachamis , B. Murdaca , A. Sabio Vera

We study jet physics in the high energy regime of QCD. Based on the NLO BFKL equation, we construct a vertex for the production of a jet at central rapidity in k_T-factorization. A jet algorithm is introduced, and we take special care of…

High Energy Physics - Phenomenology · Physics 2007-05-23 Florian Schwennsen

The production in high-energy hadron collisions of a pair of jets with large rapidity separation is studied in an improved BFKL formalism. By recasting the analytic solution of the BFKL equation as an explicit order-by-order sum over…

High Energy Physics - Phenomenology · Physics 2016-08-25 Lynne H. Orr , W. J. Stirling

In this talk I consider forward-jet production at HERA and at the Tevatron as a probe of the multiple gluon radiation induced by the BFKL evolution.

High Energy Physics - Phenomenology · Physics 2007-05-23 Vittorio Del Duca

We discuss recently proposed observables, sensitive to BFKL dynamics, in the context of multijet production at the large hadron collider (LHC). In particular, we consider ratios of azimuthal angle differences in final states with three…

High Energy Physics - Phenomenology · Physics 2016-03-29 F. Caporale , G. Chachamis , B. Murdaca , A. Sabio Vera

We discuss briefly a recent study of new observables in LHC inclusive events with three tagged jets. One jet is in the forward direction, the second is in the backward direction and well-separated in rapidity from the first, whereas, the…

High Energy Physics - Phenomenology · Physics 2016-10-06 G. Chachamis , F. Caporale , F. G. Celiberto , D. Gordo Gomez , A. Sabio Vera

The inclusive hadroproduction of a Higgs boson and of a jet, featuring large transverse momenta and well separated in rapidity, is proposed as a novel probe channel for the manifestation of the Balitsky-Fadin-Kuraev-Lipatov (BFKL) dynamics.…

High Energy Physics - Phenomenology · Physics 2021-04-21 Francesco Giovanni Celiberto , Dmitry Yu. Ivanov , Mohammed M. A. Mohammed , Alessandro Papa

Diffractive dijet photoproduction is proposed as a probe of the off-diagonal gluon distribution and its evolution. Predictions for the transverse momentum distribution of the jets are given. Differences with DGLAP evolution are highlighted.

High Energy Physics - Phenomenology · Physics 2007-05-23 K. Golec-Biernat , J. Kwiecinski , A. D. Martin

The transverse momentum distribution of soft hadrons and jets that accompany central hard-scattering production at hadron colliders is of great importance, since it has a direct bearing on the ability to separate new physics signals from…

High Energy Physics - Phenomenology · Physics 2014-11-17 V. A. Khoze , A. D. Martin , M. G. Ryskin , W. J. Stirling

The present work is devoted to study the high-energy $QCD$ events, such as the di-jet productions from proton-proton inelastic collisions at the $LHC$ in the forward-center and the forward-forward configurations, using the $unintegrated$…

High Energy Physics - Phenomenology · Physics 2017-08-23 M. Modarres , M. R. Masouminia , R. Aminzadeh-Nik , H. Hosseinkhani

Motivated by the regime of QCD explored nowadays at LHC, where both the total energy of collision and momenta transfers are high, we investigate evolution equations of high energy factorization. In order to study such effects like parton…

High Energy Physics - Phenomenology · Physics 2012-04-13 Krzysztof Kutak , Krzysztof Golec-Biernat , Stanislaw Jadach , Maciej Skrzypek

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 discuss the Drell-Yan production of dileptons at high energies in the forward rapidity region of proton-proton collisions in a hybrid high-energy approach. This approach uses unintegrated gluon distributions in one proton and collinear…

High Energy Physics - Phenomenology · Physics 2016-10-18 Wolfgang Schäfer , Antoni Szczurek

The gluon distribution f(x, k_t^2,mu^2), unintegrated over the transverse momentum k_t of the gluon, satisfies the angular-ordered CCFM equation which interlocks the dependence on the scale k_t with the scale \mu of the probe. We show how,…

High Energy Physics - Phenomenology · Physics 2014-11-17 M. A. Kimber , J. Kwiecinski , A. D. Martin , A. M. Stasto