INCLUSIVE BARYON PRODUCTION IN K+ P INTERACTIONS AT 70-GeV/c

The BRUSSELS-CERN-GENOA-MONS-NIJMEGEN-SERPUKHOV collaboration De Wolf, E.A. ; Johnson, D.P. ; Drevermann, H. ; et al.
Nucl.Phys.B 246 (1984) 431-461, 1984.
Inspire Record 209444 DOI 10.17182/hepdata.33847

We present our final data on the production of the baryons p, Λ, Λ , Σ 0 , Σ 0 , Σ − , Σ + , Ω + , and of the baryon resonances Δ ++ (1232), Σ ∗± (1385), Σ ∗± (1385) in K + p interactions at 70 GeV/ c . Results are given on total and semi-inclusive cross sections, transverse momentum distributions and Feynman- x spectra. The data are compared with measurements at 32 GeV/ c and other energies. The predictions of the LUND fragmentation model for low- p T hadron-hadron collisions are examined and found to offer a reasonably successful description of the data.

4 data tables

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INCLUSIVE CHARGED CURRENT ANTI-NEUTRINO - NUCLEON INTERACTIONS AT HIGH-ENERGIES

The Fermilab-Serpukhov-Moscow-Michigan collaboration Ammosov, V.V. ; Denisov, A.G. ; Gapienko, G.S. ; et al.
Nucl.Phys.B 199 (1982) 399-423, 1982.
Inspire Record 167339 DOI 10.17182/hepdata.41220

We present results on the experimental study of inelastic charged-current antineutrino-nucleon scattering in the energy range of 10–200 GeV. The data sample, consisting of about 6500 antineutrino-induced events, was obtained in the Fermilab 15 ft bubble chamber filled with a heavy neon-hydrogen mixture. The differential cross sections for ν μ N interactions are presented in terms of scaling variables x and y . The structure functions F 2 ν and xF 3 ν have been evaluated as functions of x and E ν . A deviation from the scaling hypothesis, similar to those found in other experiments on inelastic lepton-nucleon scattering, has been observed. The data are interpreted in the framework of the quark-parton model. Quark and antiquark distributions and their energy dependences are presented.

21 data tables

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INCLUSIVE ETA PRODUCTION IN P P COLLISION AT ISR ENERGIES

Amaldi, E. ; Beneventano, M. ; Borgia, B. ; et al.
Nucl.Phys.B 158 (1979) 1-10, 1979.
Inspire Record 145095 DOI 10.17182/hepdata.34663

We report on the experimental results obtained at the ISR for the η particle production at 90° and √ s = 30.6 and 53.2 GeV. We determine the invariant cross section and the p t distribution in the interval 1 ⩽ p t ⩽ 5 GeV/ c . We find that the p t distribution has the same shape of the π 0 production and differ from it by a constant factor R 90° = 0.5 ± 0.07.

1 data table

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INCLUSIVE K0(S), LAMBDA AND anti-LAMBDA PRODUCTION IN 360-GeV/c p p INTERACTIONS USING THE EUROPEAN HYBRID SPECTROMETER

The EHS-RCBC collaboration Asai, M. ; Bugg, W.M. ; Bailly, J.L. ; et al.
IFVE-85-65, 1985.
Inspire Record 214009 DOI 10.17182/hepdata.10425

None

17 data tables

Axis error includes +- 0.0/0.0 contribution (?////).

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INCLUSIVE K0, LAMBDA0, K*+- (890), AND SIGMA*+- (1385) PRODUCTION IN P P COLLISIONS AT 300-GEV/C

Lopinto, F. ; Brody, A. ; Engelmann, R. ; et al.
Phys.Rev.D 22 (1980) 573-581, 1980.
Inspire Record 158990 DOI 10.17182/hepdata.24150

Inclusive K0K¯0, Λ0, and Λ¯0 cross sections have been determined using a 292-event/mb exposure of the hydrogen-filled 15-foot bubble chamber at Fermilab. From the invariant-mass distributions of V0π± pairs we find that σ(K*±(890))=4.4±1.4 mb, σ(Σ*±(1385))=0.54±0.40 mb, and σ(Σ¯*±(1385))=0.45±0.34 mb. It is estimated that 0.32 ± 0.11 of K0K¯0's, 0.21 ± 0.16 of Λ's, and 0.96 ± 0.75 of Λ¯'s originate from decays of K*(890) and Σ*(1385), respectively.

3 data tables

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INCLUSIVE MUON PRODUCTION AT PETRA ENERGIES

The Pluto collaboration Berger, Christoph ; Genzel, H. ; Grigull, R. ; et al.
Phys.Rev.Lett. 45 (1980) 1533-1537, 1980.
Inspire Record 153812 DOI 10.17182/hepdata.20692

In this Letter, a measurement of inclusive muon production (pμ>2 GeV/c) in e+e− annihilation into hadrons at center-of-mass energies from s=12 to 31.6 GeV is reported. The results agree with the expected semileptonic decays from charmed and bottom mesons.

2 data tables

MUONS PER HADRONIC EVENT.

INVARIANT CROSS SECTION, ASSUMING HADRONIC CROSS SECTION HAS R VALUE OF 3.9 +- 0.5.


INCLUSIVE PHOTON AND PI0 PRODUCTION IN K+ P INTERACTIONS AT 70-GEV/C

The BRUSSELS-CERN-GENOA-MONS-NIJMEGEN-SERPUKHOV collaboration Barth, M. ; De Wolf, E.A. ; Theocharopoulos, P. ; et al.
Z.Phys.C 22 (1984) 23-31, 1984.
Inspire Record 203584 DOI 10.17182/hepdata.2140

Inclusive and semi-inclusive cross sections and distributions of γ's and π0's inK+p interactions at 70 GeV/c are presented. The results are compared to other experiments and to the Lund model for low-pT hadron collisions.

7 data tables

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INCLUSIVE PHOTOPRODUCTION OF pi0 AND eta0 MESONS FOR PHOTONS IN THE 100-GeV ENERGY RANGE

Breakstone, A.M. ; Cheng, D.C. ; Dorfan, D.E. ; et al.
Phys.Rev.Lett. 51 (1983) 1617, 1983.
Inspire Record 13620 DOI 10.17182/hepdata.20521

Inclusive distributions are presented for final-state π0 and η0 mesons produced in γp interactions. For photon energies from 50 to 130 GeV, both cross sections scale for fractional momenta xF>~0.30. The average transverse momentum for both mesons is approximately constant with energy and equal to 0.51±0.05 GeV/c at large xF. The η0π0 ratio similarly rises from 0.07±0.03 at xF=0.38 to 0.30±0.09 at xF=0.90. The π0 distributions are in good agreement with those seen in the scattering of highly virtual incident photons.

1 data table

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INCLUSIVE PRODUCTION OF NEUTRAL STRANGE PARTICLES BY 147-GeV/c PI+ K+ p INTERACTIONS IN HYDROGEN

Brick, D. ; Shapiro, A.M. ; Widgoff, M. ; et al.
Nucl.Phys.B 164 (1980) 1, 1980.
Inspire Record 156268 DOI 10.17182/hepdata.8251

Results are presented from a study of inclusive neutral strange particle production by a 147 GeV/ c tagged π + /K + /p beam in the Fermilab 30-inch hydrogen bubble chamber. The experiment made use of the proportional hybrid spectrometer system. Results are based on 995 K S 0 , 485 Λ, and 83 Λ found in a sample of 132 000 pictures. Cross sections are given for inclusive production of these particles by each of the three beam particles, and comparisons are made with measurements at other energies. Topological cross sections are also calculated, and KNO multiplicity scaling is investigated. Distributions are presented of invariant cross sections as functions of the Feynman scaling variable x and c.m. rapidity y . The transverse momentum-squared distributions with their fitted slopes are also given. Comparisons are made of the production characteristics for the three beam types.

3 data tables

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INCLUSIVE PRODUCTION OF NEUTRAL STRANGE PARTICLES IN ANTI-P P INTERACTIONS AT 70-GeV/c

Lemonne, J. ; Vanhomwegen, G. ; Wickens, J. ; et al.
Z.Phys.C 24 (1984) 103-110, 1984.
Inspire Record 207327 DOI 10.17182/hepdata.16319

The inclusive production ofKs0, Λ and\(\bar \Lambda \) particles is investigated in 70 GeV/c\(\bar pp\) interactions in an experiment performed at CERN using BEBC equipped with a TST. Differential cross-sections are studied and compared with corresponding data at surrounding energies. Differences withpp data obtained at the same energy allow an estimate of theKs0, production cross-section in annihilation processes. Evidence is also given for central\(\Lambda \bar \Lambda \) production.

1 data table

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