Hard Pion Chiral Perturbation Theory: What is it and is it relevant for η^′ decays?

2011/10/27 by Johan Bijnens, Bijnens, Johan
Physics and Astronomy · #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #Nuclear Theory (nucl-th) #hep-ph #nucl-th

paper · pdf · doi:10.48550/arxiv.1110.6004

4 pages, Talk presented at the PrimeNet meeting, Meson Physics in Low-Energy QCD, September 26 - 28, 2011, Forschungszentrum Juelich, Germany

arxiv created 2011/10/27 · arxiv updated 2011/10/28

Abstract

In this talk I give a short introduction to hard pion Chiral Perturbation Theory and an overview of the available applications K→ππ, B,D→ D,π,K,η semileptonic decays and χ_c0,2→ππ,KK. It is pointed out that the reults for the semileptonic decays obey the LEET relation between f₊ and f_-.

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