Strange-quark suppression in 225-GeV/c. pi. /sup -/Be interactions

P. Schoessow,George Alverson, H. S. Budd, T. L. Graff, S. R. Hahn, L. Holloway, L. J. Koester, U. E. Kruse, W.-G. Li, P. Lukens, R. D. Sard, D. A. Bauer, D. J. Judd, T. Kirk, T. Lagerlund, S. H. Pordes,Rajendran Raja, L. D. Spires, A. Wehmann, J. W. Cooper, Virgil E Barnes, C. Davis,Alan Garfinkel,A. T. Laasanen, S. Hossain, R. H. Milburn, W. P. Oliver, R. K. Thornton

Physical Review D（1983）

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Abstract

We report here on a new measurement of the strange-quark suppression factor lambda, using data on ..omega..(783) and phi(1020) mesons observed via the decay to ..mu../sup +/..mu../sup -/. We find lambda = 0.31 +- 0.05, compared to a world average of about 0.29.

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Key words

suppression,strange-quark

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