La glace amorphe de haute densité (ou HDA pour High-density-amorphous) est un type de glace d'eau obtenu à haute pression. La glace HDA fait partie des glaces amorphes. On obtient ce type de glace en comprimant de la glace Ih à 77kelvins (-196,15 degrés Celsius)[1]. Cette glace a une masse volumique égale à 1.17g.cm-3 à pression ambiante[1], ce qui la rend plus dense que l'eau liquide.
↑ a et bO. Mishima, L. D. Calvert et E. Whalley, « `Melting ice' I at 77 K and 10 kbar: a new method of making amorphous solids », Nature, vol. 310, , p. 393–395 (ISSN0028-0836, DOI10.1038/310393a0, lire en ligne, consulté le )
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