A rational approximation to 〈 V V - A A 〉 and its O (p6) low-energy constant

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Abstract

Using a sequence of rational approximants and the large-Nc limit of QCD, we estimate the value of the low-energy constant C87 which appears in the Lagrangian of Chiral Perturbation Theory at O (p6). © 2008 Elsevier B.V. All rights reserved.
Original languageEnglish
Pages (from-to)61-65
JournalPhysics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Volume663
Issue number1-2
DOIs
Publication statusPublished - 15 May 2008

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