Alpha Alumina
Alpha Alumina is a crystalline polymorph of aluminum oxide (Al₂O₃) belonging to the hexagonal close-packed family of ceramic materials, distinguished by its thermodynamically stable, highly refractory α-phase structure with space group R$\overline{3}$c, exhibiting exceptional hardness, chemical inertness, and thermal stability compared to metastable alumina phases.
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Variants
Corundumα-Alumina
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Structure of the Hydrated α-Al<sub>2</sub>O<sub>3</sub>(0001) Surface
Peter J. Eng, Thomas P. Trainor, Gordon E. Brown et al. · Science · 2000 · 563 citations · Full text
David A. Ditmars, Shigeru Ishihara, Shu‐Sing Chang et al. · Journal of Research of the National Bureau of Standards · 1982 · 560 citations · Full text
Natural Sciences, Materials Engineering, Materials Science +17
Daisuke Shinohara, Shizυo Fujita · Japanese Journal of Applied Physics · 2008 · 516 citations
Natural Sciences, Materials Engineering, Materials Science +17
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American Ceramic Society
Westerville, United States
43 h-index
168 publications
9.9K citations

Centre National de la Recherche Scientifique
Paris, France
31 h-index
185 publications
8.5K citations

Pennsylvania State University
State College, United States
27 h-index
68 publications
5.4K citations

Chinese Academy of Sciences
Beijing, China
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91 publications
4.8K citations
National Cheng Kung University
Tainan City, Taiwan
16 h-index
66 publications
2.7K citations
The University of Osaka
Osaka, Japan
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46 publications
1.8K citations

Tohoku University
Sendai, Japan
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52 publications
1.6K citations

Oak Ridge National Laboratory
Oak Ridge, United States
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40 publications
1.8K citations
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