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Eikonal model analysis of elastic proton-proton collisions at 52.8 GeV\n and 8 TeV

2017/10/29 by J Procházka, Prochazka, Jiri, V. Kundrát +3
Physics and Astronomy · #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #High-Energy Particle Collisions Research #Particle physics theoretical and experimental studies #Quantum Chromodynamics and Particle Interactions

paper · pdf · doi:10.48550/arxiv.1710.10640

openalex publication_date 2017/10/29 · openalex created_date 2022/10/06 · openalex updated_date 2026/08/04

Abstract

Under the influence of standardly used description of Coulomb-hadronic\ninterference proposed by West and Yennie the protons have been interpreted as\ntransparent objects; elastic events have been interpreted as more central than\ninelastic ones. It is known that using more general eikonal model the measured\nelastic data may be interpreted also very differently; elastic processes being\nmore peripheral than inelastic ones. The most ample elastic data set measured\nat ISR energy of 52.8 GeV have been recently reanalyzed with the help of the\neikonal model and new results obtained. The impact of recently established\nelectromagnetic form factors on determination of quantities specifying hadron\ninteraction determined from the fits of experimental elastic data have been\nstudied. The influence of some other assumptions on proton characteristics\nderived from elastic hadronic scattering amplitude determined on the basis of\nexperimental data have been analyzed, too. It concerns mainly the assumed\nt-dependence of phase of elastic hadronic amplitude. The results may be then\ncompared to similar analysis of experimental data at much higher LHC energy of\n8 TeV recently published by TOTEM experiment.\n

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