ES
Italy Italy · Padua · 45.408, 11.873 (approximate location)

Struttura Sottocritica

Struttura Sottocritica, a research reactor (subcritical assembly) in Padua, Italy, operated by National Institute of Nuclear Physics-LNL. Decommissioned, first critical in 1962.

It was one of the 18 research reactors Italy has had; 5 remain in operation today. It went critical 3 years after the first research reactor in Italy, Avogadro RS-1 (1959). 20 subcritical assemblies remain in operation today across 13 countries.

Country
Italy
City
Padua
Type
Subcritical assembly
Thermal power
critical
Operator
National Institute of Nuclear Physics-LNL
Status
Decommissioned
First criticality
1962

Data: IAEA RRDB · updated on Sep 3, 2026

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