9–11 Jun 2025
Centro Brasileiro de Pesquisas Físicas
America/Sao_Paulo timezone

Neutron scatter camera for characterizing the background at CEvNS experimental sites

11 Jun 2025, 15:06
18m
Auditório Ministro João Alberto Lins de Barros (Centro Brasileiro de Pesquisas Físicas)

Auditório Ministro João Alberto Lins de Barros

Centro Brasileiro de Pesquisas Físicas

Rua Dr. Xavier Sigaud 150 Urca, Rio de Janeiro, RJ Brazil

Speaker

Leire Larizgoitia (DIPC)

Description

For the CE$\nu$NS experiments that we are developing at the Donostia International Physics Center (DIPC), it is essential to characterize the neutrons produced at the facility. The European Spallation Source (ESS) being one of the promising experimental facilities for the observation of CE$\nu$NS, detailed simulations of the neutron background at the ESS have been performed. However, as in every experiment these will have to be corroborated with in situ measurements. A simple and useful technology to locate possible neutron hot spots or leaks, is the neutron scatter camera. This camera will be used to characterize the neutron background at the possible experimental sites in order to evaluate their feasibility and perform a careful shielding strategy. This talk aims show the operation of the 4$\pi$ coverage compact and mobile neutron camera we developed and demonstrate its capability to stop a $^{252}$Cf source located at several positions in a room.

Author

Co-authors

Francesc Monrabal (DIPC, Ikerbasque) Juan Collar (University of Chicago, KICP, DIPC) Mark Lewis (DIPC) Seok-Gyeong Yoon (University of Chicago) Ander Simón (DIPC, IFIC) Josh Renner (IFIC)

Presentation materials

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