Observation of a narrow KK macr state in J/ psi radiative decays
Favart, Denis
(1986) Quark Structure of Matter. Proceedings of a Topical European Meeting in the Rhine Valley — Location: Strasbourg, France, and Karlsruhe, West Germany (26.September.1985)
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Favart, DenisUCLouvain
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Abstract
In a study of 5.8 10/sup 6/ J/ psi decays, the MARK-III experiment at SPEAR has observed a new narrow state, called xi , in the radiative decays to K/sup +/K/sup -/ and K/sub s//sup 0 /K/sub s//sup 0/, at a significance level of 4.5 and 3.6 SD, respectively. Mass, width and product branching ratio are presented for both modes.
Favart, D. (1986). Observation of a narrow KK macr state in J/ psi radiative decays. In Jacob, M.; Winter, K.; (ed.), Quark Structure of Matter. Proceedings of a Topical European Meeting inthe Rhine Valley (p. p. 361-364). World scientific. https://hdl.handle.net/2078.5/219279