France France · Dijon · 47.317, 5.017

Rachel

Rachel, a research reactor (critical assembly) in Dijon, France, with 100 W of thermal power, operated by French Atomic Energy Commission (CEA). Decommissioned, first critical in 1961.

It was one of the 38 research reactors France has had; 2 remain in operation today. It went critical 13 years after the first research reactor in France, ZOE (EL-1) (1948). 44 critical assemblies remain in operation today across 12 countries.

Country
France
City
Dijon
Type
Critical assembly
Thermal power
100 W
Operator
French Atomic Energy Commission (CEA)
Status
Decommissioned
First criticality
1961

Data: IAEA RRDB · updated on Sep 3, 2026

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