Date

A measurement of anti-p p ---> pi+ pi- and anti-p p ---> k- k+ for small values of t and u at 3 and 4 gev/c

Brabson, A. ; Calvelli, G. ; Cittolin, S. ; et al.
Phys.Lett.B 42 (1972) 287-290, 1972.
Inspire Record 85008 DOI 10.17182/hepdata.28189

We have measured with good statistics the differential cross section for p p →π + π − , K + K − around 0°. Our data and previous results show that the s -dependence of dσ/d t has a value compatible with the appropriate baryon exchange.

6 data tables

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Comparison of the reaction k- p ---> xi- k+ with backward k+ p elastic scattering

Eisner, R.L. ; Field, R.D. ; Chung, S.U. ; et al.
Phys.Rev.D 7 (1973) 1-5, 1973.
Inspire Record 82626 DOI 10.17182/hepdata.22176

We present new data for the reaction K−p→Ξ−K+ at 3.9-, 4.6-, and 5.0-GeV/c incident momenta. We compare the behavior of K−p→Ξ−K+ with K+p→pK+ backward scattering using a simple model with Reggeized baryon exchange and SU(3).

4 data tables

CROSS SECTION IS NEARLY ALL BACKWARD PRODUCTION.

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K0(L) p ---> p K0(S) BACKWARD SCATTERING FROM 1.0-GeV/c TO 7.5-GeV/c

Brandenburg, G.W. ; Johnson, William B. ; Leith, David W.G.S. ; et al.
Phys.Rev.Lett. 30 (1973) 145, 1973.
Inspire Record 73583 DOI 10.17182/hepdata.21406

Backward scattering in the reaction KL0p→pKS0 is studied in the momentum interval 1.0 to 7.5 GeV/c. Comparison of KL0p→pKS0 and K+p→pK+ backward scattering, where respectively Σ exchange and Λ plus Σ exchange can contribute in the u channel, reveals that dσdΩ180°(KL0p→pKS0dσdΩ180°(K+p→pK+) above the resonance region. This result provides direct evidence for the dominance of the Λ contribution over the Σ contribution in the K+p→pK+ production amplitude.

1 data table

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