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Related papers: Pomeron intercept and slope: the QCD connection

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Following the recent analysis done in collaboration with Jason Aebischer and Christoph Bobeth, I summarize the optimal, in our view, strategy for the present evaluation of the ratio $\varepsilon'/\varepsilon$ in the Standard Model (SM). In…

High Energy Physics - Phenomenology · Physics 2020-08-26 Andrzej J. Buras

The most important consequence of Pomeron being a pole is the factorization property. However, due to Pomeron intercept being greater than 1, the extrapolated single diffraction dissociation cross section based on a classical triple-Pomeron…

High Energy Physics - Phenomenology · Physics 2007-05-23 Chung-I Tan

The Donnachie-Landshoff model of diffractive scattering, which accounts for all confirmed diffractive data, is briefly reviewed. The picture emerging from this model is shown to directly contradict that coming from perturbative leading-log…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. R. Cudell

The odderon singularity is studied in perturbative QCD in the framework of the Bartels-Kwieci\'nski-Praszalowicz (BKP) equation. Arguments for the odderon intercept being exactly equal to unity are given. Besides, a variational method based…

High Energy Physics - Phenomenology · Physics 2016-11-03 N. Armesto , M. A. Braun

In this lecture I give a short introduction to the high energy limit of hadronic interactions. The elements of the Regge theory, Pomeron in QCD and high energy scattering in AdS/CFT correspondence are presented. I discuss the resummation of…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. M. Stasto

Pomeron is modeled as a system of two interacting by the Cornell potential massive gluons. In bound state region, a relativistic wave equation for the potential is analized. Two exact asymptotic solutions of the equation are used to derive…

High Energy Physics - Phenomenology · Physics 2012-07-02 M. N. Sergeenko

We identify the quantum metric dipole as the geometric origin of the nonreciprocal directional dichroism which describes the change in the refractive index upon reversing the light propagation direction. Specifically, we find that the…

Mesoscale and Nanoscale Physics · Physics 2019-06-26 Yang Gao , Di Xiao

We consider the inverse scattering problem associated with any number of interacting modes in one-dimensional structures. The coupling between the modes is contradirectional in addition to codirectional, and may be distributed continuously…

Mathematical Physics · Physics 2011-11-10 Ole Henrik Waagaard , Johannes Skaar

We consider the effect of an energy-dependent dipole form factor in the high-energy behavior of the forward amplitude. The connection between the semihard parton-level dynamics and the hadron-hadron scattering is established by an eikonal…

High Energy Physics - Phenomenology · Physics 2016-06-22 C. A. S. Bahia , M. Broilo , E. G. S. Luna

The equation for the hard pomeron with a running coupling introduced on the basis of the bootstrap requirement is solved numerically. Two supercritical pomerons are found with the intercept minus 1 of the leading one of the order 0.35-0.5…

High Energy Physics - Phenomenology · Physics 2009-10-28 Mikhail Braun , Gian Paolo Vacca , Giovanni Venturi

The diffraction slope parameter is investigated for elastic proton-proton and proton-antiproton scattering based on the all available experimental data at low and intermediate momentum transfer values. Energy dependence of the elastic…

High Energy Physics - Phenomenology · Physics 2015-01-05 V. A. Okorokov

Forward-backward correlation in pp collisions is studied in an approach that emphasizes the partonic scattering angles and circumvents the intractable problem related to the transverse momenta that are low. Assuming the back-to-back…

Nuclear Theory · Physics 2007-05-23 Rudolph C. Hwa , C. B. Yang

Several inequalities for the isoperimetric ratio for plane curves are derived. In particular, we obtain interpolation inequalities between the deviation of curvature and the isoperimetric ratio. As applications, we study the large-time…

Analysis of PDEs · Mathematics 2018-11-27 Takeyuki Nagasawa , Kohei Nakamura

One of the more interesting developments from recent collider experiments is the finding that hadronic total cross sections as well as elastic cross s ections can be described by the exchange of a "soft Pomeron" pole in the near-forward…

High Energy Physics - Phenomenology · Physics 2007-05-23 Chung-I Tan

The collinear factorization theorem, combined with finite-order calculations in perturbative QCD, provides a powerful framework to obtain predictions for many collider observables. However, for observables which involve multiple energy…

High Energy Physics - Phenomenology · Physics 2022-02-03 Aleksandra Lelek

Diffraction tomography aims to recover an object's scattering potential from measured wave fields. In the classical setting, the object is illuminated by plane waves from many directions, and the Fourier diffraction theorem provides a…

Numerical Analysis · Mathematics 2026-03-11 Peter Elbau , Noemi Naujoks

Two models for the Pomeron, supplemented by exchange degenerate sub-leading Regge trajectories, are fitted to the forward scattering data for a number of reactions. By considering new Pomeron models, we extend the recent results of the…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. Kontros , K. Kontros , A. Lengyel

We consider the role of the perturbative Pomeron-to-parton splitting in the formation of the diffractive parton distributions.

High Energy Physics - Phenomenology · Physics 2007-08-31 G. Watt , A. D. Martin , M. G. Ryskin

A Pomeron phenomenon remains a mystery. A short review of the experimental situation in diffractive physics and an account of some spectacular manifestations of the Pomeron are given.

High Energy Physics - Phenomenology · Physics 2015-06-25 A. Rostovtsev

We calculate the rate of precession of the direction of polarization of a photon traversing a sea of plane-polarized photons moving in the opposed direction, where the interaction is the one-loop "vacuum" Heisenberg-Euler coupling of four…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. F. Sawyer