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Russia Russia · Obninsk · 55.093, 36.611

BARS-6

BARS-6, a research reactor (fast) in Obninsk, Russia, with 10 kW of thermal power, operated by Institute of Physics and Power Engineering. Operating, first critical in 1994.

It is one of the 57 research reactors operating in Russia. It went critical 48 years after the first research reactor in Russia, F-1 (1946). It is one of 15 fast research reactors operating worldwide, spread across 6 countries. It has been 32 years since its first criticality.

Country
Russia
City
Obninsk
Type
Fast
Thermal power
10 kW
Operator
Institute of Physics and Power Engineering
Status
Operating
First criticality
1994

Data: IAEA RRDB · updated on Sep 3, 2026

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