Evaluated Eta' Photoproduction Cross Section on the Proton Data Directory

Kashevarov ea Bled Workshops Phys. 18 (2017) No. 1, 1-5
                arXiv:1801.02196 [hep-ph]
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Authors: A.Afanasev, W.Briscoe, and I.Strakovsky
        (revison 11 February 2018)

Evaluated cross section data for pion photoproduction

-- gp_etapp.dat - gp-->eta'p

Add data format is G4VPhysicsVector compatible

Kinetic energy in MeV and cross section in microbarns
