Chemical synthesis of WC-Co from water-soluble precursors: The effect of carbon and cobalt additions to WC synthesis
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- 作者：Ulla Kanervaa ; ulla.kanerva@vtt.fi" class="auth_mail" title="E-mail the corresponding author ; Marjaana Karhua ; Juha Lagerboma ; Anna Kronlö ; fb ; Mari Honkanenc ; Erja Turunena ; Tarja Laitinena
- 关键词：Nano-sized WC&ndash ; Co synthesis ; Water soluble precursors ; Spray drying
- 刊名：International Journal of Refractory Metals and Hard Materials
- 出版年：2016
- 出版时间：April 2016
- 年：2016
- 卷：56
- 期：Complete
- 页码：69-75
- 全文大小：1391 K
文摘
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Homogenous and nanostructural WC-Co was prepared with grain size varied from 50 nm to 200 nm.
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Carbon content affects the reduction temperature of tungsten oxide to metallic tungsten.
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Cobalt addition promotes the solid state synthesis of tungsten and carbon to WC.