Proposal Statistics
Most recent proposal call stats: The spring proposal call (2023-B) closed on Februray 22, 2023. In the 2023-B proposal call, HFIR received 279 beamtime requests; 94 were approved and 100 placed in Alternate status. Due to the planned Proton Power Upgrade (PPU) outage starting in August 2023, SNS instruments did not accept proposals in the 2023-B proposal call. 34% of proposals submitted to HFIR were approved.
Total General User proposals submitted and approved over the last 4 cycles are shown below.