Phase I of ANNIE, which involved mapping the neutron background, was completed in 2017.
Notes on verification
Confirmed by official Fermilab ANNIE experiment pages and a DOE/OSTI final report, all independent and consistent regarding Phase I completion in 2017.
Sources
- Accelerator Neutrino Neutron Interaction Experiment (en.wikipedia.org)
- https://annie.fnal.gov/ (annie.fnal.gov)
- https://annie.fnal.gov/anniephysics/ (annie.fnal.gov)
- https://www.osti.gov/servlets/purl/1545378 (osti.gov)