Phase transformations of alpha-Al₂O₃ during annealing in a reducing atmosphere

• Published in: Functional Materials
• Date: 2005
• Main Authors: Dan`ko, A.Ya., Rom, M.A., Sidelnikova, N.S., Nizhankovsky, S.V., Grin`, L.A.
• Format: Article
• Language: English
• Published: НТК «Інститут монокристалів» НАН України 2005
• Online Access: https://nasplib.isofts.kiev.ua/handle/123456789/139313
• Journal Title: Digital Library of Periodicals of National Academy of Sciences of Ukraine
• Cite this: Phase transformations of alpha-Al₂O₃ during annealing in a reducing atmosphere / A.Ya. Dan`ko, M.A. Rom, N.S. Sidelnikova, S.V. Nizhankovsky, L.A. Grin` // Functional Materials. — 2005. — Т. 12, № 4. — С. 725-730. — Бібліогр.: 10 назв. — англ.

Study results of corundum structure transformations due to annealing of a-AI₂О₃ in Ar atmosphere containing a reducing component (СО + Н₂) at 1700-1900 ℃ are presented. It has been found that a polycrystalline layer containing new phases is formed at the single crystal surface during the anneal...