DELTA ISOBAR EXCITATION IN CARBON NUCLEI AT 4.4-GEV/C - 10.7-GEV/C IN CHARGE EXCHANGE REACTION (HE-3, T).

The DUBNA-MOSCOW-KIEV-DUSHANBE collaboration Ableev, V.G. ; Kobushkin, A.P. ; Kurepin, A.B. ; et al.
Conf.Proc.C 830821V2 (1983) 267-268, 1983.
Inspire Record 194973 DOI 10.17182/hepdata.39517

None

2 data tables

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Measurements of R = $\sigma$(L)/sigma(T) for 0.03 < x < 0.1 and fit to world data.

The E143 collaboration Abe, K. ; Akagi, T. ; Anthony, P.L. ; et al.
Phys.Lett.B 452 (1999) 194-200, 1999.
Inspire Record 475305 DOI 10.17182/hepdata.28090

Measurements were made at SLAC of the cross section for scattering 29 GeV electrons from carbon at a laboratory angle of 4.5 degrees, corresponding to 0.03&lt;x&lt;0.1 and 1.3&lt;Q^2&lt;2.7 GeV^2. Values of R=sigma_L/sigma_T were extracted in this kinematic range by comparing these data to cross sections measured at a higher beam energy by the NMC collaboration. The results are in reasonable agreement with pQCD calculations and with extrapolations of the R1990 parameterization of previous data. A new fit is made including these data and other recent results.

1 data table

LOOP-OVER;.


A detailed study of the proton structure functions in deep inelastic muon - proton scattering

The European Muon collaboration Aubert, J.J. ; Bassompierre, G. ; Becks, K.H. ; et al.
Nucl.Phys.B 259 (1985) 189, 1985.
Inspire Record 213461 DOI 10.17182/hepdata.13244

The x and Q 2 dependence of the single photon exchange cross section d 2 σ /d Q 2 d x and the proton structure functions F 2 ( x , Q 2 ) and R ( x , Q 2 ) have been measured in deep inelastic muon proton scattering in the region 0.02 < x < 0.8 and 3 < Q 2 < 190 GeV 2 . By comparing data at different incident muon energies R was found to have little kinematic dependence and an average value of −0.010 ± 0.037 (stat.) ± 0.102 (stat.). The observed deviations from scaling gave the value of Λ MS , the QCD mass scale parameter, to be 105 −45 +55 (stat.) −45 +85 (syst.) MeV. The fraction of the momentum of the nucleon carried by gluons was found to be ∼56% at Q 2 ∼22.5 GeV 2 . It is shown that to obtain a description of the data for F 2 ( x , Q 2 ) together with that measured in deep inelastic electron-proton scattering at lower Q 2 it is necessary to include additional higher twist contributions. The value of Λ MS remains unchanged with the inclusion of these contributions which were found to have an x -dependence of the form x 3 /(1 − x ).

285 data tables

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Investigation of energy spectra of Z=1 and 2 particles from deuteron reactions on $^{58}$Ni, $^{64}$Ni nuclei

Kondrat'ev, V.P. ; Krasnov, L.V. ; Litvin, V.F. ; et al.
JINR-1-84-778, 1984.
Inspire Record 1387707 DOI 10.17182/hepdata.1113

The experimental energy, angular and isotopic distributions for hydrogen and helium nuclei produced in 6.7 GeV deuteron interactions with 58Ni and 64Ni isotopes are presented. The data obtained by using the multichannel E-E semiconductor spectrometer in the 3-50 MeV energy range. Energy spectra are very close to Maxwell distribution, angular distributions are isotropic, isotopic ratios do not depend on emission angle of fragments but depend on a projectile mass

3 data tables

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THE SPECTRA OF p, d, t EMITTED AT 160-degrees IN 3.6-GeV PER NUCLEON C-12 COLLISIONS WITH NUCLEI

Anikina, M.Kh. ; Vardenga, G.L. ; Golokhvastov, A.I. ; et al.
Sov.J.Nucl.Phys. 43 (1986) 780, 1986.
Inspire Record 216515 DOI 10.17182/hepdata.9587

None

2 data tables

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Inclusive electron nucleus scattering at high momentum transfer

Day, D.B. ; McCarthy, J.S. ; Meziani, Z.E. ; et al.
Phys.Rev.C 48 (1993) 1849-1863, 1993.
Inspire Record 365224 DOI 10.17182/hepdata.6186

The response function of nuclei in the quasielastic region at large momentum transfer (q≤10 fm−1) is measured for a series of nuclei, He4, C12, Al27, Fe56, and Au197, up to large values of the Bjorken scaling variables x<2.5.

23 data tables

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Neutral pion and hard photon production in heavy ion collisions around 100-MeV/nucleon

Badala, A. ; Barbera, R. ; Palmeri, A. ; et al.
INFN-BE-96-03, 1996.
Inspire Record 426825 DOI 10.17182/hepdata.10016

None

17 data tables

Axis error includes +- 0.0/0.0 contribution (?////The source and the value of the systematic errors is not considered).

Axis error includes +- 0.0/0.0 contribution (?////The source and the value of the systematic errors is not considered).

Axis error includes +- 0.0/0.0 contribution (?////The source and the value of the systematic errors is not considered).

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Measurement of the Neutron Magnetic Form-factor in the $D (e, e^\prime) N P$ Reaction for Momentum Transfers 0.48-{GeV}$^2 \le Q^2 \le$ 0.83-{GeV}$^2$

Esaulov, A.S. ; Rekalo, A.P. ; Rekalo, M.P. ; et al.
Sov.J.Nucl.Phys. 45 (1987) 258-262, 1987.
Inspire Record 250500 DOI 10.17182/hepdata.2500

None

7 data tables

REID POTENTIAL AND SPECIAL PARAMETRIZATION FOR ELECTRIC FORMFACTOR OF NEUTRON HAVE BEEN USED.

REID POTENTIAL AND ELECTRIC FORMFACTOR OF NEUTRON EQUAL 0 HAVE BEEN USED.

PARIS POTENTIAL AND SPECIAL PARAMETRIZATION FOR ELECTRIC FORMFACTOR OF NEUTRON HAVE BEEN USED.

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Backward electron-deuteron scattering below 280 mev

Ganichot, D. ; Grossetete, B. ; Isabelle, D.B. ;
Nucl.Phys.A 178 (1972) 545-562, 1972.
Inspire Record 75366 DOI 10.17182/hepdata.8775

We measured the elastic and inelastic scattering of electrons on deuterium at 180° for four incident energies (70, 140, 210 and 280 MeV). The data were analysed with a technique allowing an accurate comparison between experiment and theory. We observed a good agreement for the inelastic data with the expected cross section, using the presently available models and nucleon form factors. The experimental elastic cross section is systematically larger than the predicted cross sections.

16 data tables

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Electrodisintegration of the Deuteron Around q2=3.5 F-2

Grossetete, B. ; Jullian, S. ; Lehmann, P. ;
Phys.Rev. 141 (1966) 1435-1440, 1966.
Inspire Record 944958 DOI 10.17182/hepdata.462

We have measured the absolute cross sections of the electron-deuteron scattering at q2=3.5 F−2 and obtained the complete inelastic spectrum. Three points for each spectrum are given with a 4% accuracy. The scattering angles, 60° and 130°, were chosen to allow the separation between electric and magnetic scattering. Calculations of radiative corrections were made in order to permit the comparison of the spectra with the inelastic-scattering theories.

20 data tables

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