The role of water fluid in the formation of fine-crystalline oxide structure

Journal of Supercritical Fluids

Volumn 42, Issue 3 SPEC. ISS., 2007, Pages 419-424

  Danchevskaya, M N ^a   Ivakin, Yu D ^a   Torbin, S N ^a   Muravieva, G P ^a  

^a MOSCOW STATE UNIVERSITY   (Russian Federation)

Author keywords

Habitus of crystals; Microparticles; Oxygen vacancy defects; Supercritical water fluid; Synthesis of corundum and quartz

Indexed keywords

MASS SPECTROMETRY; PHASE COMPOSITION; STRUCTURE (COMPOSITION); SUPERCRITICAL FLUIDS; SYNTHESIS (CHEMICAL); VAPOR PRESSURE; WATER VAPOR;

MICROPARTICLES; OXYGEN VACANCY DEFECTS; SOLID-PHASE PRECURSORS; SUPERCRITICAL WATER FLUID;

CRYSTALLINE MATERIALS;

EID: 34447288010     PISSN: 08968446     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.supflu.2007.03.007     Document Type: Article

References (18)

1. Lazarev V., Panasyuk G., Voroshilov I., Danchevskaya M., Torbin S., and Ivakin Yu. New ecologically pure technologies of fine-crystalline materials. Ind. Eng. Chem. Res. 35 (1996) 3721-3725
2. Danchevskaya M., Kreisberg V., Rakcheev V., Muravieva G., et al. Change of a water state in silicon dioxide at phase transformations in an atmosphere of water vapor. Inorg. Mater. (Russ.) 35 (1999) 1243-1246
3. M. Danchevskaya, S. Torbin, G. Panasyuk, V. Lazarev, G. Budova, Method of production of fine-crystalline quartz, The patent of Great Britain No. 2139204, 6.05.83.
4. M. Danchevskaya, Yu. Ivakin, S. Torbin, G. Panasyuk, et al., Method of production of fine-crystalline corundum, The patent of RF No. 2229441, 27.05.04.
5. Danchevskaya M., Ivakin Yu., Torbin S., Panasyuk G., Belan V., and Voroshilov I. Scientific basic technology of fine-crystalline quartz and corundum. High Press. Res. 20 (2001) 229-239
6. Danchevskaya M., Torbin S., Ivakin Yu., and Muravieva G. Role of the precursor compaction and the water vapor pressure during synthesis of corundum in supercritical water. J. Phys.: Condens. Matter 16 (2004) 1187-1196
7. 3 on solid phase composition. Proceedings of the 7th Italian Conference on Supercritical Fluids and their Applications, 9th Meeting on Supercritical fluids. Trieste, Italy (2004) Ts24
8. Brown M., Dollimore D., and Galwey A. Reactions in the Solid State. In: Bamford C.H., and Tipper C.F.H. (Eds). Comprehensive Chemical Kinetics vol.22 (1980), Elsevier, Amsterdam 340 pp.
9. Mardilovich P., Trokhimets A., and Zaretskii M. Use of IR spectroscopy in the study of phase transformations of boehmite. J. Appl. Spectrosc. (Russ.) 40 (1984) 409-413
10. Kiss A.B., Kereszturi J., and Farkas L. Raman and IR spectra and structure of boehmite (γ-AlOOH). Spectrochim. Acta 36A (1980) 653-658
11. n-gruppes. J. Appl. Spectrosc. (Russ.) 30 (1974) 275-281
12. Krishna Pria Y., Padmaya P., and Warrier K. Dehydroxylation and temperature phase formation in sol-gel boehmite characterized by Fourier transform infrared spectroscopy. J. Mater. Sci. Lett. 16 (1987) 1584-1587
13. V. Farmer, The infrared spectra of minerals, London: Mineralogical Society, 1974, 188-191.
14. 2O. J. Phys. Chem. (Russ.) 74 (2000) 1391-1396
15. 3 (Ln = La, Pr, Nd). J. Catal. 114 (1988) 112-118
16. Loong C.-K., Richardson Jr. J., and Ozava M. Structural phase transformations of rare-earth modified transition alumina to corundum. J. Alloys Compd. 250 (1997) 356-359
17. 3. Phys. Rev. B (1979) 1172-1177
18. Ivakin Yu., Muravieva G., Torbin S., and Danchevskaya M. Photoluminescent investigation of defects formation during solid-phase transmutation of silicon dioxide in conditions thermovaporous treatment. Moscow Univ. Chem. Bull. 38 (1997) 312-315