On the axial vector current and PCAC in
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Article
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1972
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Elsevier Science
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English
⚖ 81 KB
An explicit operator construction of the axial vector current in the boson o-model is given in perturbation theory. This current is finite and satisfies the PCAC condition with the renormalized pion field. It also (at least formally) satisfies the SU, x SlJ, equal-time time-component current algebra