Russia Russia · Sarov · 54.933, 43.317

VIR-2M

VIR-2M, a research reactor (homogeneous) in Sarov, Russia, with 25 kW of thermal power, operated by All Russian Research Inst. of Exp. Physics VNIIEF. Operating, first critical in 1980.

By thermal power it ranks 19th among the 57 research reactors operating in Russia. It went critical 34 years after the first research reactor in Russia, F-1 (1946). It is one of 15 homogeneous reactors operating worldwide, spread across 6 countries. It has been 46 years since its first criticality.

Country
Russia
City
Sarov
Type
Homogeneous
Thermal power
25 kW
Operator
All Russian Research Inst. of Exp. Physics VNIIEF
Status
Operating
First criticality
1980

Data: IAEA RRDB · updated on Sep 3, 2026

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