ZERLINA
ZERLINA, a research reactor (tank) in Kalpakkam, India, with 100 W of thermal power, operated by Indira Gandhi Centre for Atomic Research. Decommissioned, first critical in 1961.
It was one of the 11 research reactors India has had; 5 remain in operation today. It went critical 5 years after the first research reactor in India, Apsara (1956). 36 tank-type reactors remain in operation today across 23 countries.
- Country
- India
- City
- Kalpakkam
- Type
- Tank
- Thermal power
- 100 W
- Operator
- Indira Gandhi Centre for Atomic Research
- Status
- Decommissioned
- First criticality
- 1961
See also: every research reactor in India · How research reactors work
Data: IAEA RRDB · updated on Sep 3, 2026