Ice VII
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Ice VII was discovered by the Nobel prize winner Percy Williams Bridgman in 1937 (Ref. 1). It has a cubic structure with the space group Pn3m with two molecules per unit cell, a=3.344Å (Ref. 2). The ordered form of ice VII is known as ice VIII.
References
Related publications
- W. F. Kuhs, J. L. Finney, C. Vettier and D. V. Bliss "Structure and hydrogen ordering in ices VI, VII, and VIII by neutron powder diffraction", Journal of Chemical Physics 81 pp. 3612-3623 (1984)
- G. P. Johari, A. Lavergne, and E. Whalley "Dielectric properties of ice VII and VIII and the phase boundary between ice VI and VII", Journal of Chemical Physics 61 pp. 4292-4300 (1974)
- James D. Jorgensen and Thomas G. Worlton "Disordered structure of D2O ice VII from in situ neutron powder diffraction", Journal of Chemical Physics 83 pp. 329-333 (1985)
- Yukihiro Yoshimura, Ho-kwang Mao and Russell J. Hemley "Direct transformation of ice VII′ to low-density amorphous ice", Chemical Physics Letters 420 pp. 503-506 (2006)
- Jan Slovák and Hideki Tanaka "Computer simulation study of metastable ice VII and amorphous phases obtained by its melting", Journal of Chemical physics 122 204512 (2005)
- Carl McBride, Carlos Vega, Eduardo Sanz, and Jose L. F. Abascal "Formation of high density amorphous ice by decompression of ice VII and ice VIII at 135 K", Journal of Chemical Physics 121 pp. 11907-11911 (2004)
- Yingwei Fei, Ho-kwang Mao, and Russell J. Hemley "Thermal expansivity, bulk modulus, and melting curve of H2O–ice VII to 20 GPa", Journal of Chemical Physics 99 pp. 5369-5373 (1993)
- S. Klotz, J. M. Besson, G. Hamel, R. J. Nelmes, J. S. Loveday and W. G. Marshall "Metastable ice VII at low temperature and ambient pressure", Nature 398 pp. 681-684 (1999)
- Carlos Vega, Carl McBride, Eduardo Sanz and Jose L. F. Abascal "Radial distribution functions and densities for the SPC/E, TIP4P and TIP5P models for liquid water and ices Ih, Ic, II, III, IV, V, VI, VII, VIII, IX, XI and XII", Physical Chemistry Chemical Physics 7 pp. 1450 - 1456 (2005)
- E. Wolanin, Ph. Pruzan, J. C. Chervin, B. Canny, M. Gauthier, D. Häusermann and M. Hanfland "Equation of state of ice VII up to 106 GPa", Physical Review B 56 5781 - 5785 (1997)
- Sherwin J. Singer, Jer-Lai Kuo, Tomas K. Hirsch, Chris Knight, Lars Ojamäe, and Michael L. Klein "Hydrogen-Bond Topology and the Ice VII/VIII and Ice Ih/XI Proton-Ordering Phase Transitions", Physical Review Letters 94 135701 (2005)
- Alexander F. Goncharov, Chrystele Sanloup, Nir Goldman, Jonathan C. Crowhurst, Sorin Bastea, W. M. Howard, Laurence E. Fried, Nicolas Guignot, Mohamed Mezouar, and Yue Meng "Dissociative melting of ice VII at high pressure", Journal of Chemical Physics 130, 124514 (2009)