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Generalized spin polarizabilities of the nucleon in Heavy Baryon Chiral Perturbation Theory at order O(p4)

Chung Wen Kao, Marc Vanderhaeghen

hep-pharXiv:hep-ph/0209336

Abstract

We present the first heavy baryon chiral perturbation theory calculation at O(p4) for the spin-dependent amplitudes for virtual Compton scattering off the nucleon, and extract the O(p4) order results for the generalized spin polarizabilities of the nucleon.

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