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Thermal Neutron Scattering Cross Section Measurements of Heavy Water

Thermal Neutron Scattering Cross Section Measurements of Heavy Water. 2014 CAP Congress Sudbury, Ontario 2014-06-19. G. Li (AECL) G. Bentoumi (AECL) L. Li (AECL) B. Sur (AECL) Z. Tun (NRC- CNBC). UNRESTRICTED / ILLIMIT É. Cross Section. Total cross section. Differential.

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Thermal Neutron Scattering Cross Section Measurements of Heavy Water

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  1. Thermal Neutron Scattering Cross Section Measurements of Heavy Water 2014 CAP Congress Sudbury, Ontario 2014-06-19 • G. Li (AECL) • G. Bentoumi (AECL) • L. Li (AECL) • B. Sur (AECL) • Z. Tun (NRC- CNBC) UNRESTRICTED / ILLIMITÉ

  2. Cross Section Total cross section Differential Double Differential UNRESTRICTED / ILLIMITÉ

  3. Neutrons in the Reactor UNRESTRICTED / ILLIMITÉ 3

  4. Super-Critical Water Reactor (SCWR) SCWR up to 650 ℃ up to 350 ℃ Picture courtesy of I. L. Pioro UNRESTRICTED / ILLIMITÉ 4

  5. Triple Axis Spectrometer AECL - OFFICIAL USE ONLY / À USAGE EXCLUSIF - EACL

  6. Triple Axis Spectrometer Picture courtesy of J. Root(CNBC) UNRESTRICTED / ILLIMITÉ 6

  7. : Total Cross Section Sample Detector Beam UNRESTRICTED / ILLIMITÉ

  8. : Total Cross Section AECL 2013 UNRESTRICTED / ILLIMITÉ 8

  9. Normalization by Vanadium Vanadium target Vanadium sample UNRESTRICTED / ILLIMITÉ

  10. Normalization Equation Scattering Law Representation of : momentum transfer equivalent; : energy transfer equivalent UNRESTRICTED / ILLIMITÉ

  11. AECL 2013 UNRESTRICTED / ILLIMITÉ 11

  12. AECL 2013 UNRESTRICTED / ILLIMITÉ

  13. Summary Achievements: Reproduced the measurements of Issues: Multiple scattering Plans: • Simulations using Geant4 and MCNP • Going to supercritical conditions UNRESTRICTED / ILLIMITÉ

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