Article ID Journal Published Year Pages File Type
1568283 Journal of Nuclear Materials 2009 4 Pages PDF
Abstract

The sample of pyrochlore-based ceramic doped with a 244Cm isotope with a target composition Gd1.935Cm0.065 TiZrO7 was prepared by cold pressing and sintering. The pyrochlore structure phase was predominant in the sample but minor perovskite and gadolinium zirconate (ideally Gd2Zr2O7−x) were also present. The Ti/Zr pyrochlore phase was rendered amorphous at a dose of 4.6 × 1018 α-decays/g (0.60 dpa). Volume expansion of the pyrochlore lattice was found to be 2.7 vol.% at a dose of 3.85 × 1018 α-decays/g.

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Physical Sciences and Engineering Energy Nuclear Energy and Engineering
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