References
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M. Gell-Mann:Phys. Rev.,125, 1067 (1962); California Institute of Technology Snychrotron Laboratory Report No. CTSL 20 (1961) (unpublished);Y. Ne’eman:Nucl. Phys.,26, 222 (1961);S. Okubo:Prog. Theor. Phys.,27, 969 (1962). Our strangeness-changing vector current is assumed to beF-type. By broken symmetry we mean that the particles concerned have their physical masses related by the Gell-Mann-Okubo formula.
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P. H. Sugawara: Preprint;B. W. Lee:Phys. Rev. Lett.,12, 83 (1964);M. Gell-Mann:Phys. Rev. Lett.,12, 155 (1964).
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Y. Hara:Phys. Rev. Lett.,12, 378 (1964). Hara has considered baryon resonances. An alternative possibility is to introduce a strange pseudovector resonance with onlyD-type coupling to get right signs ofp-wave amplitudes. Such a resonance will not contribute to thes-wave part.
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Work supported by the U. S. Atomic Energy Commission for the first two authors.
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Riazuddin, Zimerman, A.H. & Fayyazuddin Nonleptonic decay. Nuovo Cim 32, 1819–1822 (1964). https://doi.org/10.1007/BF02732815
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DOI: https://doi.org/10.1007/BF02732815