Proposing a New Constraint for Predictions of pp, Formulap Total Cross Sections and Ratio at LHC
Author(s) -
Keiji Igi,
Muneyuki Ishida
Publication year - 2006
Publication title -
progress of theoretical physics
Language(s) - English
Resource type - Journals
eISSN - 1347-4081
pISSN - 0033-068X
DOI - 10.1143/ptp.116.1097
Subject(s) - physics , large hadron collider , nuclear physics , constraint (computer aided design) , particle physics , geometry , mathematics
We propose a new constraint (1) corresponding to the FESR (with the moment n = -1) free from unphysical regions. Using this constraint(1) together with the constraint(2) (with the moment n = 1), we search for the simultaneous best fit to the data points of σ (+) tot and p (+) ratio up to the SPS energies to determine those values at higher energies. We then predict σ (+) tot = 107.1 ± 2.6 mb, p (+) = 0.127 ± 0.004 at the LHC energy (√s = 14 TeV).
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