Eur. Phys. J. C 25, 245-247 (2002)
DOI: 10.1007/s10052-002-0993-z

Secondary reggeons in perturbative QCD

M.G. Ryskin^{1, 2} and A.G. Shuvaev<sup>1, 2

1</sup>  Department of Physics and Institute for Particle Physics Phenomenology, University of Durham, Durham DH1 3LE, UK
²  Petersburg Nuclear Physics Institute, Gatchina, St. Petersburg 188300, Russia

(Received: 19 March 2002 / Revised version: 14 May 2002 / Published online: 26 July 2002 )

Abstract
Using the Kirschner-Lipatov equation as a basis, we study high energy elastic quark-quark amplitudes, which correspond to secondary reggeons and pion exchange in the double-logarithmic approximation of perturbative QCD.

© Società Italiana di Fisica, Springer-Verlag 2002