MURR

MURR
Name	University of Missouri Research Reactor
Other names	MURR
Established	1966
Location	Columbia, Missouri, United States
Type	Research reactor, neutron source
Operator	University of Missouri
Reactor type	TRIGA Mark II (pool-type)
Power	10 MW thermal
Website	University of Missouri Research Reactor

MURR is a university-based research reactor located on the campus of the University of Missouri in Columbia, Missouri. It operates as a high-flux neutron source supporting multidisciplinary work across chemistry, physics, materials science, nuclear medicine, and engineering. The reactor provides capabilities for isotope production, neutron scattering, activation analysis, and education, engaging with national laboratories, corporations, and international scientific organizations.

History

The reactor project emerged during the post-World War II expansion of civilian nuclear science tied to institutions such as the Atomic Energy Commission, Oak Ridge National Laboratory, and Argonne National Laboratory. Construction followed federal and state policy initiatives alongside academic programs at the University of Missouri. The facility reached initial criticality in 1966 and subsequently underwent licensing oversight by the Nuclear Regulatory Commission. Over decades, MURR collaborated with entities like Los Alamos National Laboratory, Brookhaven National Laboratory, Lawrence Livermore National Laboratory, and the National Institutes of Health to innovate in isotope production and reactor techniques. During the 1970s and 1980s, MURR expanded capabilities in response to demands from pharmaceutical companies such as Eli Lilly and Company and medical centers including Mayo Clinic and Johns Hopkins Hospital for radiopharmaceuticals. Regulatory and safety milestones paralleled national incidents that influenced policy at institutions like the Environmental Protection Agency and the Department of Energy, shaping upgrades and emergency planning. International engagements included cooperative programs with International Atomic Energy Agency member states and partnerships with universities such as University of California, Berkeley and Massachusetts Institute of Technology.

Facilities and Reactor Details

MURR operates a pool-type research reactor of TRIGA lineage similar to designs developed at General Atomics. The core is designed for steady 10 megawatt thermal operation, enabling high neutron flux comparable to services from National Institute of Standards and Technology reactors and complementary to sources like High Flux Isotope Reactor at Oak Ridge National Laboratory. Facility infrastructure incorporates hot cells, radiochemical laboratories, a target irradiation station, and neutron beamports for instruments akin to those at Institut Laue–Langevin and Paul Scherrer Institute. Support facilities include cyclotron-like sample handling, gloveboxes used in collaboration with Sandia National Laboratories, and specialized containment modeled after practices at Pacific Northwest National Laboratory. The reactor systems and instrumentation are subject to oversight by the Nuclear Regulatory Commission and adhere to standards promulgated by American Nuclear Society committees.

Research and Programs

Research at the reactor spans isotope production for medicine and industry, neutron activation analysis for archaeology and forensics, materials characterization via neutron scattering, and radiochemistry. MURR supplies isotopes such as molybdenum-99 and lutetium-177 used in diagnostics and therapeutics at institutions like Memorial Sloan Kettering Cancer Center, Cleveland Clinic, and Dana–Farber Cancer Institute. Neutron activation analysis supports studies involving collections from museums like the Smithsonian Institution, archaeological projects affiliated with University of Chicago and University of Pennsylvania, and environmental monitoring linked to United States Geological Survey. Materials research engages collaborators including Boeing, General Motors, and Northrop Grumman on neutron imaging and residual-stress determinations similar to programs at Los Alamos National Laboratory and Argonne National Laboratory. Radiopharmaceutical research partnerships extend to companies such as Novartis and Pfizer and academic centers like Stanford University School of Medicine and University of Michigan. Programs also interface with international initiatives at CERN and cooperative networks coordinated by the International Atomic Energy Agency.

Education and Training

The reactor serves as a training ground for students and professionals from institutions such as Massachusetts Institute of Technology, University of California, Berkeley, Georgia Institute of Technology, and Purdue University. Graduate and undergraduate curricula link to departments at the University of Missouri and visiting scholars from Imperial College London and University of Tokyo. Workforce development programs align with national certification standards and training partnerships with the Nuclear Energy Institute and the American Society for Engineering Education. Specialized instruction includes reactor operations, radiochemistry techniques, neutron dosimetry, and regulatory compliance procedures analogous to training offered at Argonne National Laboratory and Oak Ridge National Laboratory.

Safety and Environmental Impact

Safety protocols at the facility reflect regulatory frameworks established by the Nuclear Regulatory Commission and lessons from incidents studied at Three Mile Island and Chernobyl. Environmental monitoring coordinates with agencies such as the Environmental Protection Agency and the Missouri Department of Natural Resources. Waste management strategies are consistent with policies influenced by Department of Energy guidance and involve collaborations with regional waste processors and repositories modeled on practices used by Idaho National Laboratory and Savannah River Site. The reactor maintains emergency preparedness arrangements with local authorities including the Columbia Police Department and Boone County emergency management, and engages in public communication with stakeholders like the American Red Cross during drills.

Partnerships and Funding

MURR's operations rely on a mix of university support from the University of Missouri System, federal grants from agencies such as the National Science Foundation and the National Institutes of Health, contract work for private firms like GE Healthcare and Siemens Healthineers, and cooperative agreements with national laboratories including Oak Ridge National Laboratory and Argonne National Laboratory. International collaborations involve networks coordinated by the International Atomic Energy Agency and funding collaborations with entities such as European Commission research frameworks. Philanthropic and foundation support has come through organizations like the Gordon and Betty Moore Foundation and partnerships with academic consortia including the Association of American Universities.

Category:Research reactors Category:University of Missouri