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Soft edge of hadron scattering and minijet models for the total and inelastic pp cross sections at LHC and beyond

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Author(s):
Fagundes, D. A. ; Grau, A. ; Pancheri, G. ; Srivastava, Y. N. ; Shekhovtsova, O.
Total Authors: 5
Document type: Journal article
Source: Physical Review D; v. 91, n. 11, p. 12-pg., 2015-06-08.
Abstract

We show that the onset and rise of QCD minijets provide the dynamical mechanism behind the appearance of a soft edge in pp collisions around CERN intersecting storage rings (ISR) energies, and thus such a soft edge is built in our minijet model with soft gluon resummation. Here the model is optimized for the LHC at root s = 7, 8 TeV and predictions made for higher LHC and cosmic ray energies. Further, we provide a phenomenological picture to discuss the breakup of the total cross section into its elastic, uncorrelated, and correlated inelastic pieces in the framework of a one-channel eikonal function. (AU)

FAPESP's process: 14/00337-8 - Aspects of QCD infrared dynamics in phenomenological analysis of hadronic high energy processes
Grantee:Daniel Almeida Fagundes
Support Opportunities: Scholarships in Brazil - Post-Doctoral