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High-pressure phase transition in USiO 4 coffinite

Explore the high-pressure phase transition in USiO4 coffinite, focusing on the structural changes and the hypothesized transition to the reidite structure. Discover insights from IR absorption spectra and XRD analysis for confirmation. Authors include Daniel Reaman, Wendy Panero, and more.

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High-pressure phase transition in USiO 4 coffinite

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  1. High-pressure phase transition in USiO4 coffinite Daniel Reaman Wendy Panero Veronique Pointeau Maik Lang Christophe Poinssot School of Earth Sciences Fuxiang Zhang Rod Ewing CEA Saclay University of Michigan • IR absorption spectra of synthetic coffinite (U2A – NSLS) • Hypothesized transition to the reidite structure between 15 and 17 GPa • XRD analysis required for confirmation of structure Reidite structure Zircon structure

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