FRJ-1 (MERLIN)
FRJ-1 (MERLIN), a research reactor (pool) in Jülich, Germany, with 10 MW of thermal power, operated by Forschungszentrum Jülich gmbH. Decommissioned, first critical in 1962.
It was one of the 45 research reactors Germany has had; 6 remain in operation today. It went critical 5 years after the first research reactor in Germany, FRM (1957). 48 pool-type reactors remain in operation today across 28 countries.
- Country
- Germany
- City
- Jülich
- Type
- Pool
- Thermal power
- 10 MW
- Operator
- Forschungszentrum Jülich gmbH
- Status
- Decommissioned
- First criticality
- 1962
- Purpose
- Used for material irradiation
See also: every research reactor in Germany · How research reactors work
Data: IAEA RRDB · updated on Sep 3, 2026