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Colin Judge: Testing structural materials in Idaho’s newest hot cell facility
Idaho National Laboratory’s newest facility—the Sample Preparation Laboratory (SPL)—sits across the road from the Hot Fuel Examination Facility (HFEF), which started operating in 1975. SPL will host the first new hot cells at INL’s Materials and Fuels Complex (MFC) in 50 years, giving INL researchers and partners new flexibility to test the structural properties of irradiated materials fresh from the Advanced Test Reactor (ATR) or from a partner’s facility.
Materials meant to withstand extreme conditions in fission or fusion power plants must be tested under similar conditions and pushed past their breaking points so performance and limitations can be understood and improved. Once irradiated, materials samples can be cut down to size in SPL and packaged for testing in other facilities at INL or other national laboratories, commercial labs, or universities. But they can also be subjected to extreme thermal or corrosive conditions and mechanical testing right in SPL, explains Colin Judge, who, as INL’s division director for nuclear materials performance, oversees SPL and other facilities at the MFC.
SPL won’t go “hot” until January 2026, but Judge spoke with NN staff writer Susan Gallier about its capabilities as his team was moving instruments into the new facility.
Mark A. Prelas, Jacob B. Romero, Earl F. Pearson
Fusion Science and Technology | Volume 2 | Number 2 | April 1982 | Pages 143-164
Overview | doi.org/10.13182/FST82-A20748
Articles are hosted by Taylor and Francis Online.
The potential of using high energy photons or nucleons for the production of synthetic fuels from inorganic resources with fusion processes is reviewed. Many types of fuels can be generated (e.g., H2, CO, NO, O3, H2S. etc) with plentiful inorganic resources; however, only H2 and CO (considered to be most important as chemical feedstocks and fuels) were thoroughly reviewed. Radiolytic efficiencies of ∼5% for H2 production from H2O and ∼30% for CO production from CO2 have been achieved with standard techniques. These values may be improved through basic research into chemical kinetics, steady-state radiolysis and photolysis, and into advanced areas such as separation, heterogeneous radiolysis, laser-enhanced radiolysis, electrochemical/radiolytic hybrids, and thermochemical/radiolytic hybrids. Due to potential radioactive contamination from the various interfaces, in the near term, two-stage radiolytic techniques (including formation of secondary carriers from excimers and radioisotopes) were considered most promising for producing synthetic fuels from inorganic resources. However, because of constraints imposed by current technology, these two-stage techniques appear most suitable for topping cycles. As advanced fueled reactors are developed, contamination problems are diminished making direct radiolysis more attractive.