Scattering of photons by the proton through theta(cms)=90 degrees in the Delta-resonance region
Physics letters : B. Bd. 371. H. 3-4. Amsterdam: Elsevier 1996 S. 181 - 185
Erscheinungsjahr: 1996
ISBN/ISSN: 0031-9163 ; 0370-2693
Publikationstyp: Zeitschriftenaufsatz
Sprache: Englisch
Doi/URN: 10.1016/0370-2693(96)00020-2
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Inhaltszusammenfassung
The differential cross section for the scattering of photons by the proton was measured in the energy range E(gamma) = 250-500 MeV at the scattering angle theta(cms) = 90 degrees +/- 3 degrees. The tagged photon beam of the MAMI accelerator was used and both the scattered photon and the recoil proton were detected. The data essentially are consistent with dispersion theories, and remove the discrepancy that has existed above 290 MeV between theory and earlier published experimental results.
Autoren
Klassifikation
DFG Fachgebiet:
Teilchen, Kerne und Felder
DDC Sachgruppe:
Physik