Apsara-U
Based at the Bhabha Atomic Research Centre (BARC) in Trombay, Mumbai, India, Apsara-U is a 2 MWth pool-type research reactor and an upgraded successor to Asia’s first research reactor from 1956. It facilitates neutron activation, isotope production, and training activities. Operational since 2018, i
Key Stats
100/100
Apsara-U
Status: OPERATIONAL Category: RESEARCH Country: India India Operator: bhabha-atomic-research-centre--barc Type: Pool Pool Capacity: 2 MWth (thermal only)
Overview
Based at the Bhabha Atomic Research Centre (BARC) in Trombay, Mumbai, India, Apsara-U is a 2 MWth pool-type research reactor and an upgraded successor to Asia’s first research reactor from 1956. It facilitates neutron activation, isotope production, and training activities. Operational since 2018, it continues to support India’s scientific and educational nuclear programs.
Key Facts
Notes
Upgraded replacement (Apsara-U) of original 1956 Asia's first research reactor at BARC Trombay. 2 MWth LEU pool reactor.
Source: IAEA PRIS / reactors_canonical · Enriched by Grok Last updated: 2026-05-10
Sources
- IAEA PRIS - Apsara-U — Official record of Apsara-U in the IAEA Power Reactor Information System.
- Wikipedia - Apsara Reactor [UNVERIFIED] — Overview of the original Apsara reactor and its upgraded version, Apsara-U.
- Bhabha Atomic Research Centre (BARC) — Official website of the operator, providing information on research facilities including Apsara-U.
- World Nuclear Association - Nuclear Power in India — Country profile detailing India's nuclear research and power programs.
- World Nuclear News - Apsara-U Becomes Operational [UNVERIFIED] — News article on the commissioning of Apsara-U in 2018.
Sources (1)
Related Notes
ACP100 (Changjiang demo)
The ACP100, located at the Changjiang site in China, is a planned small modular reactor (SMR) demonstration project, marking a significant step in China's exploration of compact nuclear power solutions. With a capacity of 125 MWe, it aims to provide flexible, scalable energy for civilian application
reactorsACP100 "Linglong One"
**Vendor/Designer:** [[vendors/cnnc]]
reactorsThree Mile Island Unit 1 (restart)
Located in Middletown, Pennsylvania, USA, Three Mile Island Unit 1 is a pressurized water reactor with a net capacity of 835 MWe, historically significant for its long operational history since 1974. Shut down in 2019, a restart is now planned to bring it back online, contributing to clean energy go
reactorsBREST-OD-300
**Vendor/Designer:** [[vendors/rosatom---nikiet]]
reactorsHIFAR (High-flux Australian Reactor)
The HIFAR research reactor was situated at Lucas Heights in New South Wales, Australia, and operated by ANSTO. It was a cornerstone of Australian nuclear research for isotope production and neutron scattering over its 49-year operational history until its shutdown in 2007, when it was replaced by th
reactorsBandung TRIGA (Reaktor TRIGA 2000)
Located at the Bandung Nuclear Technology Center in West Java, Indonesia, this TRIGA Mark II reactor serves as a key facility for research and training. It plays a significant role in neutron activation analysis and educational programs in nuclear science. Operational since its commissioning, it sup