Studies on some MG6 · LR6 compounds. I. Mechanism of transition in cobalt fluosilicate hexahydrate

Zeitschrift fur Kristallographie - New Crystal Structures

Volumn 211, Issue 6, 1996, Pages 368-372

  Ray, S ^a   Mostafa, G ^a  

^a DEPARTMENT OF MATERIALS SCIENCE   (India)

Author keywords

Low temperature X ray study; MG6 LR6 compounds; Phase transition

Indexed keywords

EID: 0009534130     PISSN: 14337266     EISSN: None     Source Type: Journal    
DOI: 10.1524/zkri.1996.211.6.368     Document Type: Article

References (14)

1. Chevrier, G.: A new example of an arrangement of antiphase domains: Investigations by neutron diffraction of deuterated manganese fluosilicate. Acta Crystallogr. B47 (1991)224-228. Chevrier, G.; Hardy, A.; Jehanno, G.: Antiphase périodique orientationelle et transformation de phase dans le fluosilicate de fer. Acta Crystallogr. A37 (1981) 578-584.
2. Chevrier, G.; Jehanno, G.: Antiphase périodique orientationnelle le fluosilicate de magnésium. Acta Crystallogr. A35 (1979) 912-916.
3. Hamilton, W. C.: Bond Distances and Thermal Motion in Ferrous Fluosilicate Hexahydrate: A Neutron Diffraction Study. Acta Crystallogr. 16 (1962) 353-360.
4. Jehanno, G.; Varret, F.: Désordre structural et transformation de phase dans les fluosilicates de Fe, Mg, Mn. Acta Crystallogr. A31 (1975) 857-858.
5. 2O at low temperature. J. Phys. Soc. Jpn. 32 (1972) 863.
6. 2O. J. Chem. Phys. 42 (1965) 418-426.
7. Ohtsubo, A.: Antiferromagnetic structures of manganese and cobalt fluosilicates below 1 °K. J. Phys. Soc. Jpn. 20 (1965) 82-86.
8. Pauling, L.: On the crystal structure of nickel chlorostannate hexahydrate. Z. Kristallogr. 72 (1930) 482-492.
9. Ray, S.; Zalkin, A.; Templeton, D. H.: Crystal Structures of the Fluosilicate Hexahydrates of Cobalt, Nickel and Zinc. Acta Crystallogr. B29 (1973) 2741-2747.
10. Ray, S.; Zalkin, A.; Templeton, D. H.: Crystal Structure of Copper Fluosilicate Hexahydrate. Acta Crystallogr. B29 (1973) 2748-2751.
11. Sheldrick, G. M.: SHELX76, Program for crystal structure determination. University of Cambridge, England 1976.
12. 2O and the relation between the crystal lattices of the low-and high-temperature forms. Acta Crystallogr. B28 (1972) 2626-2627.
13. Tsujikawa, I.; Couture, L.: Observation optique d'un changement de phase du fluosilicate de manganese hexahydrate. J. de Phys. Rad. 16 (1955) 430-431.
14. Weir, R. D.; Halstead, K. E.; Staveley, L. A. K.: Heat capacity of Iron(II) and Cobalt Hexafluorosilicates from 8 to 298 K. J. Chem. Soc, Farad. T 281 (1985) 189-197.