Communications Chemistry (Aug 2021)

Uranium carbonate complexes demonstrate drastic decrease in stability at elevated temperatures

  • Alexander Kalintsev,
  • Artas Migdisov,
  • Christopher Alcorn,
  • Jason Baker,
  • Joël Brugger,
  • Robert A. Mayanovic,
  • Nadib Akram,
  • Xiaofeng Guo,
  • Hongwu Xu,
  • Hakim Boukhalfa,
  • Florie A. Caporuscio,
  • Hari Viswanathan,
  • Carlos Jove-Colon,
  • Yifeng Wang,
  • Edward Matteo,
  • Robert Roback

DOI
https://doi.org/10.1038/s42004-021-00558-3
Journal volume & issue
Vol. 4, no. 1
pp. 1 – 8

Abstract

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Carbonate species may play a role in uranium transport in natural systems and nuclear waste repositories at high temperatures. Here uranyl carbonate species are shown to decrease in stability under hydrothermal conditions, suggesting that these species may not mediate transport after all.