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2002•Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D. Particles and fieldsOpen access

J/ψ photoproduction at DESY HERA

Roberto Fiore, László Jenkovszky, F. Paccanoni, Alessandro Papa

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Abstract

We revise and update an earlier model for $J/\ensuremath{\psi}$ photoproduction based on a dipole Pomeron exchange. We show that the H1 and ZEUS experimental data reported recently can be well fitted by a soft Pomeron alone.

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What this paper is about

We revise and update an earlier model for $J/\ensuremath{\psi}$ photoproduction based on a dipole Pomeron exchange. We show that the H1 and ZEUS experimental data reported recently can be well fitted by a soft Pomeron alone.

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Available abstract

We revise and update an earlier model for $J/\ensuremath{\psi}$ photoproduction based on a dipole Pomeron exchange. We show that the H1 and ZEUS experimental data reported recently can be well fitted by a soft Pomeron alone.

Key concepts: DESY, Pomeron, HERA, Particle physics, Physics, ZEUS (particle detector), Nuclear physics, Hadron

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