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Direct Measurement of Zirconium-88 Neutron Capture at CERN n_TOF

ORAL

Abstract

Zirconium-88 has been found to have the second largest thermal neutron cross section of any isotope. This property was initially found by Shusterman et. al in 2019 and subsequently confirmed by a transmission, energy-resolved, measurement at Los Alamos National Laboratory Device for Indirect Capture Experiments on Radionuclides (DICER). This presentation reports on the first direct measurement of the Zr-88 capture cross section taken in August and September of 2024 at CERN's Neutron Time of Flight (n_ToF) Facility. The energy-resolved shape of the resonance which causes the massive cross section is determined with the time-of-flight technique. This presentation will give particular focus to the neutron beam transport and additional systematic uncertainties necessary for the final Single-Level Breit-Wigner parameter fit.

Presenters

  • Albert T Parmenter

    University of Dallas

Authors

  • Albert T Parmenter

    University of Dallas

  • Will H Flanagan

    University of Dallas, University of Texas at Austin

  • Genevieve Alpar

    University of Dallas

  • Jacob Moldenhauer

    University of Dallas

  • Isaac P Kelly

    University of Dallas

  • Elizabeth Jacoby

    University of Dallas