IRR-1
IRR-1, a research reactor (pool) in Yavne, Israel, with 5 MW of thermal power, operated by Soreq Nuclear Research Centre. Operating, first critical in 1960.
By thermal power it ranks second among the 2 research reactors operating in Israel. It was the first research reactor in Israel to go critical and is still operating 66 years later. It is one of 48 pool-type reactors operating worldwide, spread across 28 countries. Its declared uses include neutron radiography, teaching, training and activation analysis.
- Country
- Israel
- City
- Yavne
- Type
- Pool
- Thermal power
- 5 MW
- Operator
- Soreq Nuclear Research Centre
- Status
- Operating
- First criticality
- 1960
- Purpose
- Neutron radiography, teaching, training, activation analysis, geochronology
See also: every research reactor in Israel · How research reactors work
Data: IAEA RRDB · updated on Sep 3, 2026