Graduate student working at FRIB. Find out more

Welcome to FRIB

The Facility for Rare Isotope Beams (FRIB) at Michigan State University (MSU) is a world-class research and training center, hosting the most powerful rare-isotope accelerator. MSU operates FRIB as a user facility for the U.S. Department of Energy Office of Science (DOE-SC), with financial support from and furthering the mission of the DOE-SC Office of Nuclear Physics. FRIB is where researchers come together to make discoveries that change the world. They study the properties and fundamental interactions of rare isotopes and nuclear astrophysics and their impact on medicine, homeland security, and industry.

Research areas

FRIB advances nuclear science by improving our understanding of nuclei and their role in the universe, while also advancing accelerator systems.

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Capabilities

In establishing and operating FRIB, capabilities were developed that transfer to other industries and applications.

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A graphic with the U.S. Genesis Mission logo GRETA

User facilities

FRIB hosts the world’s most powerful heavy-ion accelerator and enables discoveries in rare isotopes, nuclear astrophysics, fundamental interactions, and societal applications like medicine, security, and industry.

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Learn more about upcoming events taking place at FRIB. 

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  • 9 September 2026
  • 3:30 EDT
Nuclear Science Seminar Titled: Pathways to the Nuclear Matter Equation of State: Simulations, AI/ML, and Novel Analyses Uncovering the dense nuclear matter equation of state (EOS) is at the heart of numerous theoretical, experimental, and observational campaigns worldwide. Prominent efforts include studies aiming to understand the apparent peak in the speed of sound at high density and to constrain the isospin dependence of the EOS. Relativistic heavy-ion collisions provide unique opportunities to probe hot and dense nuclear matter and extract information about its EOS. Doing so, however, requires both reliable dynamical modeling and observables with strong sensitivity to the underlying nuclear interaction. I will discuss several recent directions toward these goals, including developments in microscopic transport simulations, data analysis, and the use of machine learning to maximize inference.
Training the next generation

Education & training

FRIB at MSU is a world-class research and training center where students and researchers from all career stages and backgrounds come together to make discoveries that change the world.

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External news and journal publications discussing FRIB.

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  • 1 August 2026
  • Interesting Engineering

A next-generation nuclear detection system that could aid US national security efforts has logged its first operational measurements in Michigan. The Gamma-Ray Energy Tracking Array, known as GRETA, recently completed its initial characterization run at Michigan State University. Located at FRIB, the instrument met all primary performance targets during early beam testing.

https://interestingengineering.com/science/powerful-us-nuclear-detector-takes-f…
  • 26 July 2026
  • SciTechDaily

For decades, some atomic nuclei have emitted more low-energy gamma rays than theory could explain. A collaboration led by researchers at FRIB has now traced this mysterious excess in zinc-70 to magnetic transitions occurring inside the nucleus. The findings are reported in a study recently published in Nature

 


 

https://scitechdaily.com/scientists-solve-a-decades-old-mystery-inside-atomic-n…
  • 7 May 2026
  • MSUToday

Michigan State University and Apple hosted the inaugural Apple Manufacturing Academy Spring Forum, bringing together industry leaders, researchers, and manufacturers to explore how artificial intelligence is reshaping manufacturing and supply-chain operations. The event included keynote sessions, poster presentations, and tours of facilities such as FRIB, where participants saw examples of advanced technology and operational innovation in practice.

 

https://msutoday.msu.edu/news/2026/05/apple-manufacturing-spring-forum-msu-today
  • 4 March 2026
  • Lansing State Journal

Michigan State University's K500 Chip Testing Facility, inaugurated in February at FRIB, cost approximately $14 million to establish, with funding provided by the U.S. Department of Defense. The project repurposed the campus' K500 superconducting cyclotron, completed in 1982 for high-energy, heavy-ion research, including producing and accelerating ion beams to study nuclear structure, to now allow the facility to test semiconductors for space, defense and on-Earth applications.

https://www.lansingstatejournal.com/story/news/local/campus/2026/03/04/msu-micr…