KEITER
KEITER, a research reactor (critical assembly) in Jülich, Germany, with 1 W of thermal power, operated by Forschungszentrum Jülich GmbH. Decommissioned, first critical in 1971.
It was one of the 45 research reactors Germany has had; 6 remain in operation today. It went critical 14 years after the first research reactor in Germany, FRM (1957). 44 critical assemblies remain in operation today across 12 countries.
- Country
- Germany
- City
- Jülich
- Type
- Critical assembly
- Thermal power
- 1 W
- Operator
- Forschungszentrum Jülich GmbH
- Status
- Decommissioned
- First criticality
- 1971
- Purpose
- Critical assembly for reactor physics experiments
See also: every research reactor in Germany · How research reactors work
Data: IAEA RRDB · updated on Sep 3, 2026