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The role of chiral symmetry in γp→pπ0

  • Note Brevi
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Il Nuovo Cimento A (1971-1996)

Summary

We argue that the expansions involved in the PCAC approach to the description of the π0 photoproduction on proton at threshold have a very slow 0210 0106 V 3 convergence and therefore no reliable prediction can be obtained from them.

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References

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Authors and Affiliations

  1. Sección de Metrología, Depto. de Ing. Eléctrica, Centro de Investigación y Estudios Avanzados del I.P.N., Apartado Postal 740, 07000, México, D. F., México

    J. J. Alvarado

  2. Departamento de Física, Centro de Investigación y Estudios Avanzados del I.P.N., Apartado Postal 740, 07000, México, D.F., México

    J. L. Lucio M.

Authors
  1. J. J. Alvarado
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  2. J. L. Lucio M.
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Alvarado, J.J., Lucio M., J.L. The role of chiral symmetry in γp→pπ0 . Nuov Cim A 106, 267–269 (1993). https://doi.org/10.1007/BF02800070

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  • DOI: https://doi.org/10.1007/BF02800070

PACS 13.60.Le

PACS 11.30.Rd

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