Exotic Exchange Processes in $K^- p$ and $\pi^- p$ Interactions at 4-{GeV}/$c$

The CERN-College de France-Madrid-Stockholm collaboration Irving, A.C. ; Loverre, P.F. ; Armenteros, R. ; et al.
Nucl.Phys.B 193 (1981) 1-20, 1981.
Inspire Record 156213 DOI 10.17182/hepdata.34203

Exotic exchange processes observed in K − p and π − p scattering in the neighbourhoood of 4 GeV/ c are analysed in terms of standard models. Some new data on π − p induced processes are presented and used in the analysis. Regge-Regge cut predictions are found to be smaller than the data up to these energies. Baryonium exchange models are shown to be indistindistinguishable from Regge cut models as regards their phenomenological predictions. The double scattering quark model of Białas and Zalewski is compatible with data on the exotic exchange production of Σ and Y ∗ (1385), but fails for Ξ and Ξ ∗ (1530) production. Modifications of this model are discussed.

6 data tables

No description provided.

FORWARD (SMALL -T) CROSS SECTIONS. THE K- P CROSS SECTIONS ARE COMPUTED FROM THE ACNO DATA AT 4.2 GEV/C, M. MAZZUCATO ET AL., NP B178, 1 (1981).

BACKWARD (SMALL -U) CROSS SECTIONS.

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A search for xi* resonances in k- p interactions at 3.95 gev/c

Badier, J. ; Barrelet, E. ; Charlton, G.R. ; et al.
Nucl.Phys.B 37 (1972) 429-443, 1972.
Inspire Record 75291 DOI 10.17182/hepdata.32965

A 12 event/μb bubble chamber experiment on K − p interactions at 3.95 GeV/ c yielded 1212 events including systems with strangeness S = −2. Results concerning cascade resonances with masses less than 2000 MeV are reported; in particular a determination of the mass and width of the Ξ o 1530 and an interpretation of the mass region (1700–/) 2000) MeV.

1 data table

No description provided.


Channel cross-sections of k- p reactions from 1.26 to 1.84 gev/c

de Bellefon, A. ; Berthon, A. ; Rangan, L.K. ; et al.
Nuovo Cim.A 7 (1972) 567-583, 1972.
Inspire Record 78277 DOI 10.17182/hepdata.37482

We present the results on total channel cross-sections obtained in the Saclay 180 l HBC exposed to a separated K− beam at Nimrod. The cross-sections for each channel are given at 13 incident K− momenta between 1.26 and 1.84 GeV/c.

1 data table

No description provided.