Journal of the Ceramic Society of Japan
Online ISSN : 1348-6535
Print ISSN : 1882-0743
ISSN-L : 1348-6535
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Synthesis of tantalum carbide nanoparticles via a simple reductive reaction
Kailong ZhangLuanhui WuChao ZhangQidong YangWei QianGuang HuWeiwei HuYazhou KongLiangbiao WangGaoran Li
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2023 年 131 巻 2 号 p. 27-30

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Usually, the synthetic process of tantalum carbide (TaC) by using tantalum dioxide as tantalum source require high reaction temperature (above 1300 °C). In this study, TaC nanoparticles have been synthesized in large scale through a one-step autoclave route by the reaction of tantalum pentoxide, tin oxalate and metallic lithium at 700 °C. The X-ray powder diffraction pattern reveals the obtained product was cubic TaC with lattice constant of a = 4.439 Å. Scanning electron microscope images show the obtained TaC product are composed of particles with an average size of about 50 nm. Furthermore, the oxidation resistance of the obtained TaC has been investigated.

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© 2023 The Ceramic Society of Japan

この記事はクリエイティブ・コモンズ [表示 4.0 国際]ライセンスの下に提供されています。
https://creativecommons.org/licenses/by/4.0/deed.ja
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