COMPARISON OF SOME INCLUSIVE CHARACTERISTICS OF anti-p p INTERACTIONS AT 22.4-GeV/c MOMENTUM WITH THE PREDICTIONS OF THE QUARK - PARTON MODEL

Batyunya, B.V. ; Boguslavsky, I.V. ; Gramenitsky, I.M. ; et al.
Z.Phys.C 5 (1980) 17-26, 1980.
Inspire Record 144655 DOI 10.17182/hepdata.71257

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7 data tables

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DATA FOR EVNENT WITHOUT PAIRS FROM INTERFIERENCE REGION - YF 27, 1556.

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Two Particle Correlations Between Secondary Protons Arising From $\pi^- c^-$12 Interactions at 40-{GeV}/c

Angelov, N. ; Akhababian, N. ; Balea, O. ; et al.
Sov.J.Nucl.Phys. 32 (1980) 700, 1980.
Inspire Record 152653 DOI 10.17182/hepdata.18014

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5 data tables

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Study of Dimensions of Radiation Region of Secondary Negative Pions in $\pi^- p$, $\pi^- n$ and $\pi^-$ C Interactions at 40-{GeV}/$c$

Angelov, N. ; Akhababian, N. ; Balea, O. ; et al.
Sov.J.Nucl.Phys. 33 (1981) 671, 1981.
Inspire Record 156355 DOI 10.17182/hepdata.39277

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8 data tables

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Hadron Production by $e^+ e^-$ Annihilation at Center-of-mass Energies Between 2.6-{GeV} and 7.8-{GeV}. Part 2. Jet Structure and Related Inclusive Distributions

Hanson, G. ; Alam, M.S. ; Boyarski, A. ; et al.
Phys.Rev.D 26 (1982) 991, 1982.
Inspire Record 170499 DOI 10.17182/hepdata.38162

We present results on the jet structure observed in multihadronic events produced by e+e− annihilation in the Mark I magnetic detector at SPEAR. The evidence for jet structure and the jet-axis angular distribution are reported. We give inclusive distributions of the hadrons in Feynman x, rapidity, and transverse momentum relative to the jet axis.

19 data tables

Observed particle PT with respect to jet axis for events with three or more detected charged particles.

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Observation of Semileptonic Decays of Charmed Baryons

Vella, E. ; Trilling, G. ; Abrams, G.S. ; et al.
Phys.Rev.Lett. 48 (1982) 1515, 1982.
Inspire Record 176986 DOI 10.17182/hepdata.19674

Direct electrons are observed in baryon events produced in e+e− annihilation at center-of-mass energies above the ΛcΛ¯c threshold. These events are attributed to charmed-baryon pair production and subsequent Λc semileptonic decay. Various semileptonic branching ratios of the Λc are determined, including B(Λc→e+X)=(4.5±1.7)%.

2 data tables

ELECTRON-BARYON RATIO ABOVE AND BELOW LAMBDA/C THRESHOLD.

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The D0 Spectrum From $B$ Meson Decay

The CLEO collaboration Green, J. ; Hicks, R.G. ; Sannes, F. ; et al.
Phys.Rev.Lett. 51 (1983) 347, 1983.
Inspire Record 190327 DOI 10.17182/hepdata.20493

The inclusive branching fraction for B-meson decay into D0 mesons and the momentum spectrum of the D0's have been measured. 0.8±0.2±0.2 D0 per B decay was found. The shape of the spectrum suggests an interesting picture of B-meson decay.

1 data table

NUMBER OF D0'S FROM UPSI(4S) REGION AFTER CORRECTION FOR THE CONTINUUM CONTRIBUTION.


CHARGED HADRON PRODUCTION IN THE UPSILON REGION

Avery, P. ; Bebek, C. ; Berkelman, Karl ; et al.
PRINT-83-0867, 1983.
Inspire Record 192220 DOI 10.17182/hepdata.12222

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3 data tables

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NUMBERS ACTUALLY GIVEN IN GREEN 83 (CORNELL CONF, RED = 1291).

NUMBERS ACTUALLY GIVEN IN GREEN 83 (CORNELL CONF, RED = 1291). FOR UPSI(4S) PROTON PRODUCTION SEE ALAM 83, PRL 51/1143/83, RED = 1271.


Evidence for Local Compensation of Baryon Number in $e^+ e^-$ Annihilation

The TASSO collaboration Althoff, M. ; Braunschweig, W. ; Kirschfink, F.J. ; et al.
Phys.Lett.B 139 (1984) 126-132, 1984.
Inspire Record 199469 DOI 10.17182/hepdata.27109

We have studied at CM energies of 14, 22 and 30–36.7 GeV e + e − annihilation events in which the hadronic final state contains both a proton and an antiproton in the momentum range 1.0 < p < GeV/ c . We find that such pairs are produced predominantly in the same jet and conclude that baryon-antibaryon production is dominated by a mechanism involving local compensation of baryon number.

2 data tables

BACKGROUND SUBTRACTED DATA.

BACKGROUND SUBTRACTED DATA.


$\tau$ Leptonic Branching Ratios and a Search for Goldstone Decay

The MARK-III collaboration Baltrusaitis, R.M. ; Becker, J. ; Blaylock, G. ; et al.
Phys.Rev.Lett. 55 (1985) 1842, 1985.
Inspire Record 215995 DOI 10.17182/hepdata.20284

Pairs of τ leptons produced at s=3.77 GeV have been studied in eμ, ee, and μμ final states. The leptonic branching ratios have been measured to be B(τ→eνν)=(18.2±0.7±0.5)% and B(τ→μνν)=(18.0±1.0±0.6)%. Limits have been set for the two-body decays τ→eG and τ→μG, where G is a light Goldstone boson.

7 data tables

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A-dependence of the Charm Production Cross-section in 320-{GeV}/$c \pi^-$ Interactions

The WA78 collaboration Cobbaert, H. ; Roosen, R. ; Catanesi, M.G. ; et al.
Phys.Lett.B 191 (1987) 456-461, 1987.
Inspire Record 236083 DOI 10.17182/hepdata.30162

Using a 320 GeV c π − beam incident on three different target materials Al, Fe, and U, the A -dependence of charm production is studied by measuring the yield of prompt single muons. Parametrizing the charm cross section as σ cc ( π − A) = σ 0 Aα the measured α values are α ( μ + ) = 0.76 ± 0.08 and α ( μ − ) = 0.83 ± 0.06.

2 data tables

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Numbers of events per 10**6 incident PI-.