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Gidra (Hydra)

Gidra (Hydra), a research reactor (homogeneous) in Moscow, Russia, with 10 kW of thermal power, operated by Russian Research Centre, Kurchatov Institute. Operating, first critical in 1971.

It is one of the 57 research reactors operating in Russia. It went critical 25 years after the first research reactor in Russia, F-1 (1946). It is one of 15 homogeneous reactors operating worldwide, spread across 6 countries. Its declared uses include isotope production, teaching, training and activation analysis.

Country
Russia
City
Moscow
Type
Homogeneous
Thermal power
10 kW
Operator
Russian Research Centre, Kurchatov Institute
Status
Operating
First criticality
1971
Purpose
Isotope production, teaching, training, activation analysis, materials testing

Data: IAEA RRDB · updated on Sep 3, 2026

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