Date

Analysis of Fragmentation Functions of Narrow Band Neutrino and Anti-neutrino Interactions on an Isoscalar Target

The Aachen-Bonn-CERN-Democritos-London-Oxford-Saclay collaboration Deden, H. ; Fritze, P. ; Grassler, H. ; et al.
Nucl.Phys.B 198 (1982) 365-379, 1982.
Inspire Record 11149 DOI 10.17182/hepdata.34174

None

2 data tables

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A Study of Deep Inelastic Hadron - Hadron Collisions with a Large Acceptance Calorimeter Trigger

The Bari-Cracow-Liverpool-Munich-Nijmegen collaboration De Marzo, C. ; De Palma, M. ; Distante, A. ; et al.
Phys.Lett.B 112 (1982) 173-177, 1982.
Inspire Record 176541 DOI 10.17182/hepdata.34014

Large transverse energy cross sections of 300 GeV/ c pions and protons on hydrogen have been measured with a segmented calorimeter covering the central rapidity region −0.88 < y < 0.67 and 2 π in azimuth. The selected events show large multiplicities and no jet-like event structure. Processes more complicated than the scattering of two constituents appear to dominate these inelastic collisions.

8 data tables

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CROSS-SECTION FOR C (ALPHA, X) C-11 AT 0.64-GEV - 2.8-GEV

Radin, J.r. ; Quechon, H. ; Raisbeck, G.m. ; et al.
Phys.Rev.C 26 (1982) 2565-2571, 1982.
Inspire Record 184731 DOI 10.17182/hepdata.26336

The absolute cross section for the reaction C(α, X)C11 has been measured from 0.64 to 2.8 GeV using a counter telescope to determine the alpha flux and a plastic scintillator target to determine the C11 activity. The results are 55.6±2.2 mb (0.64 GeV), 49.2±1.9 mb (1.2 GeV), 44.1±1.8 mb (2.0 GeV), and 42.0±1.7 mb (2.8 GeV). NUCLEAR REACTIONS C(α, X)C11, E=0.64, 1.2, 2.0, 2.8 GeV; measured absolute cross section.

1 data table

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Comparison of $p \bar{p}$ and $p p$ Interactions at $\sqrt{s}=53$-{GeV}

The UA5 collaboration Alpgard, K. ; Ansorge, R.E. ; Asman, B. ; et al.
Phys.Lett.B 112 (1982) 183-188, 1982.
Inspire Record 176647 DOI 10.17182/hepdata.30953

Results are presented from the first p p colliding beam runs at the CERN ISR, using the UA5 streamer chamber detector. p p interactions at s = 53 GeV are compared with pp data taken in the same experiment. The results are in good agreement with extrapolations of low-energy p p data.

5 data tables

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MOMENTS OF MULTIPLICITY DISTRIBUTIONS FOR P P AND P AP. MULT(NAME=DQ) IS <(N-<N>)**Q>**1/Q. MULT(NAME=NQ) IS <N**Q>.

Data read from plot.

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Inclusive Strange Resonance Production in $p p$, $\pi^+ p$ and $K^+ p$ Interactions at 147 GeV/c

Brick, D. ; Rudnicka, H. ; Shapiro, A.M. ; et al.
Phys.Rev.D 25 (1982) 2248-2258, 1982.
Inspire Record 176545 DOI 10.17182/hepdata.23976

We have studied the inclusive production of K*±(890) and Y*±(1385) in pp, π+p, and K+p interactions at 147 GeV/c. The experiment used the Fermilab 30-inch hydrogen bubble chamber with the hybrid spectrometer system. Results are based on a sample of 1916 observed KS and 932 observed A. Inclusive cross sections are given for K*± and Y*± production from the three beams, and comparisons are made with experiments at other energies. Feynman-x and transverse-momentum-squared distributions are also calculated. The results suggest that the K*− is entirely produced in the central region, while the K*+ includes a component from beam fragmentation. Comparisons are made with the additive quark model.

2 data tables

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Multiparticle Production on Hydrogen, Argon and Xenon Targets in a Streamer Chamber by 200-GeV/c Proton and anti-Proton Beams

The Bari-Cracow-Liverpool-Munich-Nijmegen collaboration De Marzo, C. ; De Palma, M. ; Distante, A. ; et al.
Phys.Rev.D 26 (1982) 1019, 1982.
Inspire Record 177100 DOI 10.17182/hepdata.4113

Interactions of 200-GeV/c protons and antiprotons on hydrogen, argon, and xenon targets were studied with a streamer-chamber vertex spectrometer at the CERN SPS. Results on multiplicities, rapidity distributions, and correlations are presented and compared with predictions of current models.

10 data tables

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'PRODUCED PARTICLES' (SEE CONDITIONS).

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Measurements of Spin Parameters in $p p$ Elastic Scattering at 6-{GeV}/$c$

Linn, S.L. ; Perlmutter, A. ; Crosbie, E.A. ; et al.
Phys.Rev.D 26 (1982) 550, 1982.
Inspire Record 11848 DOI 10.17182/hepdata.23900

We measured the differential cross section for proton-proton elastic scattering at 6 GeV/c, with both initial spins oriented normal to the scattering plane. The analyzing power A shows significant structure with a large broad peak reaching about 24% near P⊥2=1.6 (GeV/c)2. The spin-spin correlation parameter Ann exhibits more dramatic structure, with a small but very sharp peak rising rapidly to about 13% at 90°c.m.. This sharp peak may be caused by particle-identity effects.

1 data table

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Inclusive $\pi^0$ Production at the {CERN} $p \bar{p}$ Collider

The UA2 collaboration Banner, M. ; Bloch, P. ; Bonaudi, F. ; et al.
Phys.Lett.B 115 (1982) 59-64, 1982.
Inspire Record 178583 DOI 10.17182/hepdata.30880

Inclusive π 0 production has been measured at the CERN pp̄ collider, s =540 GeV , for 90° production angle and in a range of transverse momenta between 1.5 and 4.5 GeV/ c . The invariant production cross section is larger than that measured at s = 53 GeV for p-p collisions. The production of μ mesons aand of direct photons is also investigated.

1 data table

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Observation of Very Large Transverse Momentum Jets at the CERN anti-p p Collider

The UA2 collaboration Banner, M. ; Bloch, P. ; Bonaudi, F. ; et al.
Phys.Lett.B 118 (1982) 203-210, 1982.
Inspire Record 180797 DOI 10.17182/hepdata.30853

The distribution of total tranverse energy ΣE T over the pseudorapidity interval −1 < η < 1 and an azimuthal range Δφ =300° has been measured in the UA2 experiment at the CERN p p collider ( s = 540 GeV ) using a highly segmented total absorption caloriter. In the events with very large ΣE T (ΣE T ⪆60 GeV ) most of the transverse energy is found to be contained in small angular regions as expected for high transverse momentum hadron jets. We discuss the properties of a sample of two-jet events with invariant two-jet masses up to 140 GeV c 2 and we measure the cross section for inclusive jet production in the range of jet transverse momenta between 15 and 60 GeV c .

5 data tables

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HERE ET IS ACTUALLY THE ENERGY-DENSITY=ET/DELTA OMEGA.

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Spin Effects in $p p$ Elastic Scattering at 28-{GeV}/$c$

Hansen, P.H. ; O'Fallon, J.R. ; Danby, G.T. ; et al.
Phys.Rev.Lett. 50 (1983) 802, 1983.
Inspire Record 182130 DOI 10.17182/hepdata.20535

The analyzing power, A, was measured in proton-proton elastic scattering with use of a polarized proton target and 28-GeV/c primary protons from the alternating-gradient synchrotron. Over the P⊥2 range of 0.5 to 2.8 (GeV/c)2, the data show interesting structure. There is a rather sharp dip at P⊥2=0.8 (GeV/c)2 corresponding to the break in the elastic differential cross section at the end of the diffraction peak.

1 data table

No description provided.