New Light on Electromagnetic Corrections to the Scattering Parameters Obtained from Experiments on Pionium
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Gellerstedt, Goran
Oades, G C
Rasche, G
Woolcock, W S
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Elsevier
Abstract
We calculate the electromagnetic corrections needed to obtain isospin invariant hadronic pion-pion s-wave scattering lengths a0, a2 from the elements acc, a0c of the s-wave scattering matrix for the (π+π-,π0π0) system at the π+π- threshold. The latt
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Nuclear Physics A