Inclusive Strange Particle Production in $\pi^+ p$ Interactions at 32-{GeV}/$c$

Azhinenko, I.V. ; Belokopytov, Yu.A. ; Borovikov, A.A. ; et al.
Nucl.Phys.B 165 (1980) 1-18, 1980.
Inspire Record 141734 DOI 10.17182/hepdata.8000

The production of K s 0 , Λ and Λ is measured in π + p interactions at 32 GeV/ c . The total inclusive cross sections are found to be 2.07±0.14, 1.00±0.10 and 0.14±0.04 mb, respectively. The energy dependence of total inclusive cross sections and inclusive distributions is discussed and a comparison is made with p, p , K + and K − induced reactions. We find that the factorization hypothesis is satisfied for the inclusive reactions π + p→ Λ X and K + p→ Λ X. Multi-strange-particle production is similar in π + p and K + p interactions at 32 GeV/ c . There is evidence for beam fragmentation in Λ production. The hierarchy of Λ inclusive cross sections in p , K + , π + and K − induced reactions at 32 GeV/ c is qualitatively explained by a quark recombination model. The cross sections for inclusive K ∗ + (892) and Σ + (1385) production in 32 GeV/ c π + p interactions are 1.07±0.57 mb and 0.19±0.08 mb, respectively.

12 data tables

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Study of the Inclusive Reaction $K^+ p \to \Delta^{++}$ (1236) X0 at 32-{GeV}/$c$

The French-Soviet & CERN-Soviet collaborations Chliapnikov, P.V. ; Gorbunov, P.A. ; Klimenko, S.V. ; et al.
Nucl.Phys.B 164 (1980) 189-213, 1980.
Inspire Record 141735 DOI 10.17182/hepdata.8244

Inclusive production of Δ ++ (1232) with >| t p, Δ ++>|<0.6 (GeV/ c ) 2 is studied in 32 GeV/ c K + p interactions. A systematic comparison with the reaction K + p→pX for >| t p,p>| < 0.6 (GeV/ c ) 2 is made. The production properties of the Δ ++ (1232), of associated π + , π − and K 0 production and of the recoiling system X 0 are investigated in detail. The polarization of the Δ ++ and the energy dependence of the total K + π − cross sections, determined by a Chew-Low extrapolation, are presented and discussed.

6 data tables

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Neutral Pion Production in $K^+ p$ Interactions at 32-{GeV}

The French-Soviet & CERN-Soviet collaborations Azhinenko, I.V. ; Belokopytov, Yu.A. ; Borovikov, A.A. ; et al.
Nucl.Phys.B 162 (1980) 61-78, 1980.
Inspire Record 131232 DOI 10.17182/hepdata.8076

Inclusive and semi-inclusive distributions of γ's and π 0 's in the reactions K + p → γ + X and K + p → π 0 + X at 32 GeV/ c are presented and discussed. When compared to the inclusive π − production, the π 0 cross section is found to be significantly higher in low | x | and p T regions. The data are compared with other experiments and quark fusion model predictions.

7 data tables

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ESTIMATED FROM GAMMA AND 2GAMMA SPECTRA.

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