Unitarity corrections to low-energy parameters in soft-pion calculations

Bhargava, S. C. ; Biswas, S. N. ; Gupta, K. C. ; Datta , K. (1968) Unitarity corrections to low-energy parameters in soft-pion calculations Physical Review Letters, 20 (11). pp. 558-560. ISSN 0031-9007

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Official URL: http://prl.aps.org/abstract/PRL/v20/i11/p558_1

Related URL: http://dx.doi.org/10.1103/PhysRevLett.20.558

Abstract

We unitarize the results of soft-pion current-algebra calculations of low-energy parameters for s-wave pion-nucleon scattering in the I=1/2 channel, using the N/D formalism. We isolate clearly corrections arising from unitarity, off-shell kinematics, and off-shell dynamics.

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ID Code:26219
Deposited On:06 Dec 2010 18:24
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