Polarization Theorems in Pion Photoproduction
- 1 October 1970
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review D
- Vol. 2 (7) , 1278-1280
- https://doi.org/10.1103/physrevd.2.1278
Abstract
Stichel's theorem relating the state of linearly polarized photons and spin-parity of -channel exchanges in pion photoproduction is reexamined and generalized. For two specific initial and final nucleon polarization configurations, an exact theorem valid for all photon energies is proved.
Keywords
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