Nature Communications (Feb 2021)

Structural characterization of ice XIX as the second polymorph related to ice VI

  • Tobias M. Gasser,
  • Alexander V. Thoeny,
  • A. Dominic Fortes,
  • Thomas Loerting

DOI
https://doi.org/10.1038/s41467-021-21161-z
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 10

Abstract

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Water ice exhibits several hydrogen-disordered phases that become ordered upon lowering the temperature, but ordering of ice VI, one of the main ice phases, is not well understood. Here the authors identify and structurally refine a partially hydrogen-ordered phase, ice XIX, obtained from ice VI, and observe its transition to its partially hydrogen-ordered sibling ice XV.