Date

Investigation of two-prong pi+ p interactions at 2.34 gev/c.

Angelov, N. ; Gramenitsky, I.M. ; Kanazirsky, H. ; et al.
Yad.Fiz. 11 (1970) 613-628, 1970.
Inspire Record 63401 DOI 10.17182/hepdata.19286

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1 data table match query

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BEHAVIOR OF pi- MESON PRODUCTION INVARIANT DIFFERENTIAL CROSS-SECTIONS IN NUCLEAR INTERACTIONS AT 4.2-GeV/c PER NUCLEON

Armutliisky, D. ; Gasparian, A.P. ; Grishin, V.G. ; et al.
Yad.Fiz. 42 (1985) 200-204, 1985.
Inspire Record 207766 DOI 10.17182/hepdata.17537

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2 data tables match query

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Observation of correlations between $\pi^{-}$ and proton multiplicities in inelastic collisions of $p$, $d$, He, and C with tantalum nuclei at 2-10 GeV/c per nucleon

Angelov, N. ; Armutlyski, D. ; Akhababyan, N.O. ; et al.
Sov.J.Nucl.Phys. 32 (1980) 819-823, 1980.
Inspire Record 1392856 DOI 10.17182/hepdata.17891

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5 data tables match query

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$\pi^{-}$C collisions with backward proton emission at 4 and 40 GeV/c

Angelov, N. ; Lutpullaev, S.L. ; Nikitina, V.F. ; et al.
Sov.J.Nucl.Phys. 33 (1981) 98-99, 1981.
Inspire Record 1392857 DOI 10.17182/hepdata.17814

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13 data tables match query

PROTONS MOMENTA LIE IN LAB BACKWARD HEMISPHERE.

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Study of pi- n and pi- C-12 Interactions Involving Strange Particles at the Momentum of 40-GeV/c

Angelov, N. ; Vishnevskaya, K.P. ; Grishin, V.G. ; et al.
Yad.Fiz. 24 (1976) 732-741, 1976.
Inspire Record 100544 DOI 10.17182/hepdata.18228

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5 data tables match query

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QCD analyses and determinations of alpha(s) in e+ e- annihilation at energies between 35-GeV and 189-GeV.

The JADE & OPAL collaborations Pfeifenschneider, P. ; Biebel, O. ; Movilla Fernandez, P.A. ; et al.
Eur.Phys.J.C 17 (2000) 19-51, 2000.
Inspire Record 513337 DOI 10.17182/hepdata.12882

We employ data taken by the JADE and OPAL experiments for an integrated QCD study in hadronic e+e- annihilations at c.m.s. energies ranging from 35 GeV through 189 GeV. The study is based on jet-multiplicity related observables. The observables are obtained to high jet resolution scales with the JADE, Durham, Cambridge and cone jet finders, and compared with the predictions of various QCD and Monte Carlo models. The strong coupling strength, alpha_s, is determined at each energy by fits of O(alpha_s^2) calculations, as well as matched O(alpha_s^2) and NLLA predictions, to the data. Matching schemes are compared, and the dependence of the results on the choice of the renormalization scale is investigated. The combination of the results using matched predictions gives alpha_s(MZ)=0.1187+{0.0034}-{0.0019}. The strong coupling is also obtained, at lower precision, from O(alpha_s^2) fits of the c.m.s. energy evolution of some of the observables. A qualitative comparison is made between the data and a recent MLLA prediction for mean jet multiplicities.

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Overall result for ALPHAS at the Z0 mass from the combination of the ln R-matching results from the observables evolved using a three-loop running expression. The errors shown are total errors and contain all the statistics and systematics.

Weighted mean for ALPHAS at the Z0 mass determined from the energy evolutions of the mean values of the 2-jet cross sections obtained with the JADE and DURHAMschemes and the 3-jet fraction for the JADE, DURHAM and CAMBRIDGE schemes evaluted at a fixed YCUT.. The errors shown are total errors and contain all the statistics and systematics.

Combined results for ALPHA_S from fits of matched predicitions. The first systematic (DSYS) error is the experimental systematic, the second DSYS error isthe hadronization systematic and the third is the QCD scale error. The values of ALPHAS evolved to the Z0 mass using a three-loop evolution are also given.

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Space-time Characteristics of Radiation Region of Secondary Negative Pions, Produced in $\pi^- p$ Interactions at 40-{GeV}/$c$

Angelov, N. ; Akhababian, N. ; Grishin, V.G. ; et al.
Yad.Fiz. 35 (1982) 76, 1982.
Inspire Record 166105 DOI 10.17182/hepdata.39205

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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 match query

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