Preparation of Nanosized α-Al2O3 Particles Using a Microwave Pretreatment at Mild Temperature

This study investigated the effect of microwave pretreatment to reduce the growth temperature of α-Al2O3. The microwave pre-treating of the synthesized powders at 1,000∘C produced rhombohedral structured α-Al2O3 with high specific surface area and dispersion; however the structure accumulated among...

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Bibliographic Details
Main Authors: Hyun Soo Kim, No-Kuk Park, Tae Jin Lee, Myeong-Heon Um, Misook Kang
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:Advances in Materials Science and Engineering
Online Access:http://dx.doi.org/10.1155/2012/920105
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Summary:This study investigated the effect of microwave pretreatment to reduce the growth temperature of α-Al2O3. The microwave pre-treating of the synthesized powders at 1,000∘C produced rhombohedral structured α-Al2O3 with high specific surface area and dispersion; however the structure accumulated among the particles was seen above 1,200∘C when the microwave did not pretreated.
ISSN:1687-8434
1687-8442