Baryon resonances and polarization transfer in hyperon photoproduction

A. V. Anisovich; V. Kleber; E. Klempt; V. A. Nikonov; A. V. Sarantsev; U. Thoma

doi:10.1140/epja/i2007-10503-6

EPJ

Baryon resonances and polarization transfer in hyperon photoproduction

A. V. Anisovich¹^,2, V. Kleber³, E. Klempt¹^*, V. A. Nikonov¹^,2, A. V. Sarantsev¹^,2 and U. Thoma¹

¹ Helmholtz-Institut für Strahlen- und Kernphysik, Universität Bonn, Germany
² Petersburg Nuclear Physics Institute, 188300, Gatchina, Russia
³ Physikalisches Institut, Universität Bonn, Germany

Received: 14 August 2007
Accepted: 22 November 2007
Published online: 10 December 2007

Abstract

A partial-wave analysis of data on photoproduction of hyperons including single and double polarization observables is presented. The large spin transfer probability reported by the CLAS Collaboration can be successfully described within an isobar partial-wave analysis.

PACS: 11.80.Et Partial-wave analysis – / 13.30.-a Decays of baryons – / 13.40.-f Electromagnetic processes and properties – / 14.20.Gk Baryon resonances with S = 0 –