Nuclear Science and Engineering / Volume 9 / Number 1 / January 1961 / Pages 87-90
Technical Paper / dx.doi.org/10.13182/NSE61-A25871
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Ruthenium, molybdenum, palladium, rhodium, technetium, and antimony are retained by the bulk metal when uranium containing macrolevels of accompanying fission elements is melt-refined in oxide crucibles at 1200–1400°C. Under similar conditions, cadmium and tellurium are nearly quantitatively removed, the latter element by a proposed mechanism involving the formation of a stable compound with cerium.