Calcium in Alpha-Alumina: The Myth and some EM Observations

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Key Engineering Materials (Volumes 264-268)

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Edited by:

Hasan Mandal and Lütfi Öveçoglu

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219-224

DOI:

10.4028/www.scientific.net/KEM.264-268.219

Citation:

A. Altay and M. A. Gülgün, "Calcium in Alpha-Alumina: The Myth and some EM Observations", Key Engineering Materials, Vols. 264-268, pp. 219-224, 2004

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May 2004

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[1] Hansen, S.C. and D.S. Philips, Grain Boundary Microstructure in a Liquid-Phase Sintered Alumina (a-Al2O3). Philosophical Magazine A, 1983. 47(2): pp.209-234.

DOI: 10.1080/01418618308245219

[2] Bae, I.J. and S. Baik, Abnormal Grain Growth in Alumina. Materials Sci. Forum, 1996. 204- 206: pp.485-490.

DOI: 10.4028/www.scientific.net/msf.204-206.485

[3] Bae, I.J. and S. Baik, Abnormal Grain Growth of Alumina. J. Am. Ceram. Soc., 1997. 80(5): pp.1149-56.

[4] Cook, R.F. and A.G. Schrott, Calcium Segregation to Grain Boundaries in Alumina. J. Am. Ceram. Soc., 1988. 71(1): pp.50-58.

[5] Handwerker, C.A., P. A. Morris, and R.L. Coble, Effects of Chemical Inhomogeneities on Grain Growth and Microstructure in Al2O3. J. Am. Ceram. Soc., 1989. 72(1): pp.130-36.

[6] Bae, S.I. and S. Baik, Determination of Critical Concentrations of Silica and/or Calcia for Abnormal Grain Growth in Alumina. J. Am. Ceram. Soc., 1993. 76(4): pp.1065-67.

[7] Yoo, J.H., J. C. Nam, and S. Baik, Quantitative Evaluation of Glass-Forming Impurities in Alumina: Equivalent Silica Concentration (ESC). J. Am. Ceram. Soc., 1999. 82(8): pp.2233-38.

DOI: 10.1111/j.1151-2916.1999.tb02067.x

[8] Gülgün, M.A., et al., Cation Segregation in an Oxide Ceramic with Low Solubility: Yttrium doped a-Al2O3. Interface Science, 2002. 40: pp.99-110.

[9] Maclaren, I., R. M. Cannon, M. A. Gülgün, R. Voytovych, N. Popescu-Pogrion, C. Scheu, U. Taffner, M. Rühle, Abnormal Grain Growth in Alumina: Synergistic Effects of Yttria and Silica. J. Am. Ceram. Soc., 2003. 86(4): pp.650-659.

DOI: 10.1111/j.1151-2916.2003.tb03354.x

[10] Altay, A. and M.A. Gülgün, Microstructural Evolution of Calcium Doped a-Al2O3. J. Am. Ceram. Soc., 2003. 86(4): pp.623-629.

[11] Brydson, R., S. C. Chen, F. L. Riley, S. J. Milne, Microstructure and Chemistry of Intergranular Glassy Films in Liquid-Phase-Sintered Alumina. J. Am. Ceram. Soc., 1998. 81: pp.369-79.

[12] Gülgün, M.A., et al., Variable Microchemistry in a Polycrystalline Alumina with Y, Si, and Ca Impurities. J. Am. Ceram. Soc., 2002. submitted.

[13] Kaplan, W.D., Harald Müllejans, and M. Rühle, Ca Segregation to Basal Surfaces in aAlumina. J. Am. Ceram. Soc., 1995. 78(10): pp.2841-44.

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