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Russia Russia · Chelyabinsk · 55.155, 61.376

FBR-L Fast Burst-Laser

FBR-L Fast Burst-Laser, a research reactor (fast) in Chelyabinsk, Russia, with 5 kW of thermal power, operated by Russian Federal Nuclear Centre VNIITF. Operating, first critical in 1981.

It is one of the 57 research reactors operating in Russia. It went critical 35 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 45 years since its first criticality.

Country
Russia
City
Chelyabinsk
Type
Fast
Thermal power
5 kW
Operator
Russian Federal Nuclear Centre VNIITF
Status
Operating
First criticality
1981

Data: IAEA RRDB · updated on Sep 3, 2026

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