3/21/2011| Institut für Kernphysik, TU-Darmstadt, A. Scheikh Obeid| Motivation Experiment 92 Zr Analysis and results Summary and outlook supported by DFG.

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Presentation transcript:

3/21/2011| Institut für Kernphysik, TU-Darmstadt, A. Scheikh Obeid| Motivation Experiment 92 Zr Analysis and results Summary and outlook supported by DFG (SFB 634) and LOEWE (HIC for FAIR) E2 ratios and transition radii differences for one-phonon states of spherical nuclei from electron scattering at low momentum transfer Abdulrahman Scheikh Obeid, O. Burda, M. Chernykh, A. Krugmann, P. von Neumann-Cosel, N. Pietralla, I. Poltoratska, V. Ponomarev and C. Walz Institut für Kernphysik, TU Darmstadt, Germany

3/21/2011| Institut für Kernphysik, TU-Darmstadt, A. Scheikh Obeid| Mixed-symmetry states in vibrational nuclei N. Pietralla, C. Fransen et al.

3/21/2011| Institut für Kernphysik, TU-Darmstadt, A. Scheikh Obeid| 92 Zr 3.4 ± 0.4 Wu 6.4 ± 0.5 Wu 0.37 µ N E2 M1

3/21/2011| Institut für Kernphysik, TU-Darmstadt, A. Scheikh Obeid| Experiment 92 Zr(e,e´) 3.4 ± 0.4 Wu 6.4 ± 0.5 Wu 0.37 µ N E2 M1

3/21/2011| Institut für Kernphysik, TU-Darmstadt, A. Scheikh Obeid| Model- dependent DWPA Analysis *V. Ponomarev, priv. comm. *Form factors from QPM

3/21/2011| Institut für Kernphysik, TU-Darmstadt, A. Scheikh Obeid| Model-independent extraction of E2 excitation strength

3/21/2011| Institut für Kernphysik, TU-Darmstadt, A. Scheikh Obeid| The ratio of momentum-transfer dependent Coulomb correction factors is very close to 1 In region of intereset. Coulomb correction factors

3/21/2011| Institut für Kernphysik, TU-Darmstadt, A. Scheikh Obeid| Model-independent relative extraction of E2 excitation strength ~

3/21/2011| Institut für Kernphysik, TU-Darmstadt, A. Scheikh Obeid| Results

3/21/2011| Institut für Kernphysik, TU-Darmstadt, A. Scheikh Obeid| More data

3/21/2011| Institut für Kernphysik, TU-Darmstadt, A. Scheikh Obeid| Summary an outlook High-resolution electron scattering experiments performed on 92 Zr Model-independent: B(E2) B(E3) extracted Model-dependent: B(E2 ) extracted, neu observable: Transtion radius Application to other nuclei