Incoherent pion photoproduction on the deuteron is investigated with inclusion of all leading ¿NN effects. Formal expressions for polarization observables are derived and described by various beam, target and beam-target asymmetries for polarized photons and/or oriented deuterons. Results are given for unpolarized cross sections and all possible polarization observables with polarized photons and/or oriented deuterons. The contributions to the spin asymmetry and the Gerasimov-Drell-Hearn (GDH) integral from separate channels are evaluated by explicit integration up to a photon lab-energy of 350 MeV. Effects of final-state interaction are investigated and their role in these observables are found to be significant, specially for neutral-pion production. The extracted results are compared with available experimental data and predictions of other works, and a satisfactory agreement is obtained. We expect that the results presented in this book may be useful to interpret the recent measurements from the high-intensity and high duty-factor electron accelerators MAMI, ELSA, Jefferson Lab, LEGS, MAX-Lab, SPring-8, LNS, and GRAAL.
Autorius: | Eed M. Darwish |
Leidėjas: | LAP Lambert Academic Publishing |
Išleidimo metai: | 2015 |
Knygos puslapių skaičius: | 68 |
ISBN-10: | 3659688479 |
ISBN-13: | 9783659688478 |
Formatas: | 220 x 150 x 5 mm. Knyga minkštu viršeliu |
Kalba: | Anglų |
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