pi0 photoproduction on the proton for photon energies from 0.675-GeV to 2.875-GeV.

Dugger, M. ; Ritchie, Barry G. ; Ball, J.P. ; et al.
Phys.Rev.C 76 (2007) 025211, 2007.
Inspire Record 749989 DOI 10.17182/hepdata.51855

Differential cross sections for the reaction $\gamma p \to p \pi^0$ have been measured with the CEBAF Large Acceptance Spectrometer (CLAS) and a tagged photon beam with energies from 0.675 to 2.875 GeV. The results reported here possess greater accuracy in the absolute normalization than previous measurements. They disagree with recent CB-ELSA measurements for the process at forward scattering angles. Agreement with the SAID and MAID fits is found below 1 GeV. The present set of cross sections has been incorporated into the SAID database, and exploratory fits have been extended to 3 GeV. Resonance couplings have been extracted and compared to previous determinations.

45 data tables

Differential cross section for indicent photon energy 675 MeV.

Differential cross section for indicent photon energy 725 MeV.

Differential cross section for indicent photon energy 775 MeV.

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The relative differential cross-section data in elastic scattering of negative pions on protons between 1.43-GeV/c and 2.07-GeV/c

Alekseev, I.G. ; Budkovsky, P.E. ; Kanavets, V.P. ; et al.
136-141, 1989.
Inspire Record 292460 DOI 10.17182/hepdata.40058

None

1 data table

NAME=THEORY DENOTES THE MONTE-CARLO GENERATED CROSS SECTIONS.


OBSERVATION OF INVERSE ELECTROPRODUCTION OF PIONS ON C-12 NUCLEUS AT 164-MeV PION ENERGY AND DETERMINATION OF F1(v) NUCLEON FORM-FACTOR

Alekseev, G.D. ; Blokhintseva, T.D. ; Karpukhin, V.V. ; et al.
Sov.J.Nucl.Phys. 46 (1987) 801, 1987.
Inspire Record 247868 DOI 10.17182/hepdata.38865

None

3 data tables

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