IBR-2M
Based in Dubna, Russia, at the Joint Institute for Nuclear Research (JINR), IBR-2M is a 4 MWth average (1500 MWth peak) fast pulsed research reactor. It is the world’s only operating pulsed fast reactor dedicated to neutron research, focusing on condensed matter physics. Operational since the 1980s
Key Stats
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IBR-2M
Status: OPERATIONAL Category: RESEARCH Country: Russia Russia Operator: jinr--joint-institute-for-nuclear-research Type: Fast pulsed [Fast pulsed](/library/wiki/technologies/Fast pulsed) Capacity: 4 MWth (thermal only)
Overview
Based in Dubna, Russia, at the Joint Institute for Nuclear Research (JINR), IBR-2M is a 4 MWth average (1500 MWth peak) fast pulsed research reactor. It is the world’s only operating pulsed fast reactor dedicated to neutron research, focusing on condensed matter physics. Operational since the 1980s with upgrades, it remains a unique facility for specialized scientific studies.
Key Facts
Notes
Dubna. Fast pulsed reactor; 4 MWth average, ~1500 MWth peak. World's only operating pulsed fast reactor for neutron research.
Source: IAEA PRIS / reactors_canonical · Enriched by Grok Last updated: 2026-05-10
Sources
- IAEA PRIS - IBR-2M — Official record of IBR-2M in the IAEA Power Reactor Information System.
- Wikipedia - IBR-2 [UNVERIFIED] — Detailed entry on the IBR-2 reactor, including history and technical specifications.
- Joint Institute for Nuclear Research (JINR) — Official website of the operator, with information on the IBR-2M reactor and research activities.
- World Nuclear Association - Russia Profile — Overview of nuclear power and research facilities in Russia, including mentions of IBR-2M.
Sources (1)
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