English
Related papers

Related papers: The BFKL Pomeron: Can it be Detected?

200 papers

A simple solution to the BFKL equation is obtained as a series in the number of real gluons emitted with transverse momentum greater than some small cutoff $\mu$. This solution reveals physics inside the BFKL ladder which is hidden in the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Carl R. Schmidt

Some hypothetical particles are considered essentially undetectable because they are far too light and slow-moving to transfer appreciable energy or momentum to the normal matter that composes a detector. I propose instead directly…

Quantum Physics · Physics 2013-08-01 C. Jess Riedel

In this work the double vector meson production in ultraperipheral heavy ion collisions is investigated within the BFKL approach. The integrated cross sections and event rates for the processes AA --> V1 V2 AA (V_i = rho, omega, phi, J/Psi,…

High Energy Physics - Phenomenology · Physics 2009-01-07 V. P. Goncalves , M. V. T. Machado , W. K. Sauter

A truncated BFKL series is studied and applied to hadronic processes. The proton-(anti)proton cross sections are described with good agreement with data and in a way consistent with the unitarity bound. The elastic scattering amplitude is…

High Energy Physics - Phenomenology · Physics 2009-10-31 M. B. Gay Ducati , M. V. T. Machado

We present a numerical estimate of the $\gamma^* \gamma^*$ total cross section at the designed 500 GeV $e^+e^-$ Linear Collider, based upon the BFKL Pomeron. We find that the event rate is substantial provided electrons scattered under…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. Bartels , A. De Roeck , C. Ewerz , H. Lotter

In color dipole gBFKL dynamics, we describe the emerging gBFKL phenomenology of a subasymptotic energy dependence of the diffraction slope and discuss possibilities of testing the gBFKL predictions in exclusive photo- and electroproduction…

High Energy Physics - Phenomenology · Physics 2009-10-28 N. N. Nikolaev , B. G. Zakharov , V. R. Zoller

The forward electroproduction of two light vector mesons is the first example of a collision process between strongly interacting colorless particles for which the amplitude can be written completely within perturbative QCD in the Regge…

High Energy Physics - Phenomenology · Physics 2008-12-19 Dmitry Yu. Ivanov , Alessandro Papa

The $S$-matrix of diffractive scattering is diagonalized in terms of the colour dipole-dipole cross section. Recently, we have shown that the dipole cross section satisfies the generalized BFKL equation. In this paper we discuss the…

High Energy Physics - Phenomenology · Physics 2007-05-23 N. N. Nikolaev , B. G. Zakharov , V. R. Zoller

High-energy open beauty photoproduction probes the vacuum exchange at distances $\sim 1/m_b$ and detects significant corrections to the BFKL asymptotics coming from the subleading vacuum poles. We show that the interplay of leading and…

High Energy Physics - Phenomenology · Physics 2009-11-07 V. R. Zoller

Strong correlations are obtained between the number and the average transverse momentum of jets emitted by the exchange of a single BFKL Pomeron.

High Energy Physics - Phenomenology · Physics 2017-08-23 M. A. Braun , C. Merino , G. Rodriguez

We calculate the total cross-section for $\gamma^* \gamma^*$ collisions and for the process $e^+ e^- \to e^+ e^- + hadrons$ with two tagged leptons assuming dominance of the QCD pomeron exchange. We solve the BFKL equation including the…

High Energy Physics - Phenomenology · Physics 2009-10-31 J. Kwiecinski , L. Motyka

The colour dipole cross section is the principal quantity in the lightcone $s$-channel description of the diffractive scattering. Recently we have shown that the dipole cross section satisfies the generalized BFKL equation. In this paper we…

High Energy Physics - Theory · Physics 2009-10-28 N. N. Nikolaev , B. G. Zakharov , V. R. Zoller

Recent developments in theory on the calculation of \gamma^* \gamma^* reaction at high energies, in the aim of detecting the BFKL Pomeron signals, are briefly introduced. The importance of the NLO QCD corrections to the Photon Impact Factor…

High Energy Physics - Phenomenology · Physics 2009-10-31 Cong-Feng Qiao

We discuss the possibility of identifying invisible objects (e.g. dark matter) via missing mass in Central Exclusive Processes; that is, in events where only forward protons are detected at the LHC. We show that the signal must have a cross…

High Energy Physics - Phenomenology · Physics 2017-04-26 V. A. Khoze , A. D. Martin , M. G. Ryskin

We investigate some aspects and consequences of the extrema bounds for the soft Pomeron intercept, recently determined by means of global fits to $pp$ and $\bar{p}p$ total cross section data at both accelerator and cosmic-ray energy regions…

High Energy Physics - Phenomenology · Physics 2009-11-10 E. G. S. Luna , M. J. Menon , J. Montanha

The amplitude for the forward electroproduction of two light vector mesons can be written completely within perturbative QCD in the Regge limit with next-to-leading accuracy, thus providing the first example of a physical application of the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Dmitri Yu. Ivanov , Alessandro Papa

We calculate the amplitude for the forward electroproduction of two light vector mesons in next-to-leading order BFKL. This amplitude represents the first next-to-leading order amplitude ever calculated for a collision process between…

High Energy Physics - Phenomenology · Physics 2007-05-23 D. Yu. Ivanov , A. Papa

Using the QCD dipole picture of the BFKL pomeron, the cross-section of single diffractive dissociation of virtual photons at high energy and large diffractively excited masses is calculated. The calculation takes into account the full…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Bialas , H. Navelet , R. Peschanski

We outline a general method for obtaining the solution to the ($t=0$) BFKL equation in the presence of transverse momentum cutoffs. A lower cutoff allows one to avoid integration over nonperturbative momenta and an upper one is needed from…

High Energy Physics - Phenomenology · Physics 2016-09-01 M. F. McDermott , J. R. Forshaw , G. G. Ross

I review work on diffractive vector meson production in photon-proton collisions at high energy and large momentum transfer, accompanied by proton dissociation and a large rapidity gap. This process provides a test of the high energy…

High Energy Physics - Phenomenology · Physics 2016-12-21 R. Enberg
‹ Prev 1 3 4 5 6 7 10 Next ›