The 4th i-SAFE-MSR Conference was held on May 21, 2026, at SKT Hall on the 7th floor of the Business School building, Hanyang University.

It was hosted by the i-SAFE-MSR Center, a research center on source technologies for small molten salt reactors (MSRs), together with a multi-physics analysis innovation research center for next-generation nuclear power plants based on high-performance computing, and the HY-IEE FINT Center of the Hanyang Institute for Energy and Environment.