Early formation of ettringite in tricalcium aluminate-calcium hydroxide-gypsum dispersions

Journal of the American Ceramic Society

Volumn 90, Issue 2, 2007, Pages 614-617

  Silva, Denise A ^a   Monteiro, Paulo J M ^b  

^a W R GRACE AND CO CONN   (United States)

^b Berkeley   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CONTINUOUS IMAGING; MICROCRYSTALLINE HYDRATES; PRISMATIC ETTRINGITE CRYSTALS; X RAY TRANSMISSION MICROSCOPY;

CRYSTAL STRUCTURE; CRYSTALLINE MATERIALS; DISPERSIONS; HYDRATION; IMAGING SYSTEMS; PRECIPITATION (CHEMICAL);

HYDRATES;

EID: 33846551136     PISSN: 00027820     EISSN: 15512916     Source Type: Journal    
DOI: 10.1111/j.1551-2916.2006.01384.x     Document Type: Article

References (19)

1. P. K. Mehta. "Effect of Lime on Hydration of Pastes Containing Gypsum and Calcium Aluminates or Calcium Sulfoaluminale," J. Am. Ceram. Soc., 56 [6] 315-9 (1973).
2. P. K. Mehta, "Mechanism of Expansion Associated With Ettringite Formation," Cem. Concr. Res., 3 [1] 1-6 (1973).
3. P. K. Mehta, "Morphology of Calcium Sulfoaluminate Hydrates," J. Am. Ceram. Soc., 52 [9] 521-2 (1969).
4. P. K. Mehta, "Mechanism of Sulfate Attack on Portland Cement Concrete Another Look," Cem. Concr. Res., 13 [3] 401-6 (1983).
5. L. Amamieu, T. A. Bier, and K. L. Scrivener, "Mechanisms of Set Acceleration of Portland Cement Through CAC Addition"; pp. 303-17 in Calcium Aluminate Cements 2001, IOM Communications, Edited by R. J. Mangabhai, and F. P. Classer. Institute of Ceramics, Stoke-on-Trent, UK 2001.
6. E. Henderson, X. Turillas, and P. Barnes. "The Formation, Stability and Microstructure of Calcium Sulphoaluminate Hydrates Present in Hydrated Cement Pastes, Using In Situ Synchrotron Energy-Dispersive Diffraction," J. Mater. Sci., 30, 3856-62 (1995).
7. H. F. W. Taylor, "Ettringite Friend or Foe?"; pp. 211-24 in Materials Science of Concrete: Special Volume on Calcium Hydroxide in Concrete, Edited by J. Skalny, J. Gebauer, and I. Odler. American Ceramic Society, Westerville, OH, 2001.
8. D. Atwood, Soft X-Rays and Extreme Ultraviolet Radiation; Principles and Applications. Cambridge University Press, UC Berkeley/LBNL, 1999.
9. K. E. Kurtis, "Transmission Soft X-Ray Microscopy of the Alkali-Silica Reaction"; Ph.D. Dissertation, Department of Civil and Environmental Engineering, University of California, Berkeley, CA, 1998.
10. K. E. Kurtis, W. Meyer-Ilse, and P. J. M. Monteiro, "Soft X-Ray Spectromicroscopy for In Situ Study of Corrosion," Corr. Sci., 43, 1327-36 (2000).
11. M. C. G. Juenger, V. H. R. Lamour, P. J. M. Monteiro, E. M. Gartner, and G. P. Denbeaux, "Direct Observation of Cement Hydration by Soft X-Ray Transmission Microscopy," J. Mater. Sci. Lett., 22, 1335-7 (2003).
12. 3S-EVA Composite Analyzed by Soft X-Rays Microscopy," Cem. Concr. Res., 35, 351-7 (2005).
13. A. L. Kelzenberg, S. L. Traey, B. J. Christiansen, J. J. Thomas, M. E. Clarage, S. Hodson, and H. M. Jennings, "Chemistry of the Aqueous Phase of Ordinary Portland Cement Pastes at Early Reaction Times," J. Am. Ceram. Soc., 81 [9] 2349-59 (1998).
14. P. K. Mehta, "Scanning Electron Micrographic Studies of Ettringite Formation," Cem. Concr. Res., 6 [2] 169-82 (1976).
15. H. F. W. Taylor, Cement Chemistry. Thomas Telford. London, 1997.
16. G. W. Scherer, "Crystallization in Pores," Cem. Concr. Res., 29, 1347-58 (1999).
17. P. W. Brown and H. F. W. Taylor, "The Role of Ettringite in External Sulfate Attack"; pp. 73-97 in Materials Science of Concrete: Special Volume on Sulfate Attack Mechanisms, Edited by J. Skalny, J. Gebauer, and I. Odler. American Ceramic Society, Westerville, OH, 2001.
18. H. M. Jennings and P. L. Prall, "An Experimenlal Argumenl for the Existence of a Protective Membrane Surrounding Portland Cement During the Induction Period," Cem. Concr. Res., 9, 501-6 (1979).
19. 2O I. An Hypothesis on the Expansion Mechanism," Cem. Concr. Res., 12, 5577-85 (1982).