| 用透射电子显微技术研究Si3N4/纳米SiC复相陶瓷的微观结构与力学性能 |
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| 引用本文： | 栗庆田,王献.用透射电子显微技术研究Si3N4/纳米SiC复相陶瓷的微观结构与力学性能[J].分析测试技术与仪器,2006,12(2):91-94. |
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| 作者姓名： | 栗庆田 王献 |
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| 作者单位： | 1. 山东理工大学,电子电气学院,山东,淄博,255012
2. 山东工陶院,山东,淄博,255000 |
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| 摘 要： | 利用透射电子显微镜,观察了Si3N4/纳米SiC复相陶瓷材料的显微结构特点、分析比较了纳米复相陶瓷与单相Si3N4陶瓷的显微结构差异、讨论了复相陶瓷材料的力学性能与其微观结构的关系,并提出在材料中引入纳米SiC粒子后,可以起到抑制Si3N4晶体长大,使材料的力学性能得到显著提高.
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| 关 键 词： | 氮化硅 碳化硅 复相陶瓷 |
| 文章编号： | 1006-3757（2006）02-0091-04 |
| 收稿时间： | 2005-12-28 |
| 修稿时间： | 2006-03-06 |
Study on Si3N4/nano SiC Multiphase Ceramics with Transmission Electron Microscope |
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| LI Qing-tian and WANG Xian.Study on Si3N4/nano SiC Multiphase Ceramics with Transmission Electron Microscope[J].Analysis and Testing Technology and Instruments,2006,12(2):91-94. |
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| Authors: | LI Qing-tian and WANG Xian |
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| Institution: | 1. Shandong University of Sience and Technology, Zibo 255012, China ; 2. Shandong Industrial Ceramic Research Institute, Zibo 255000, China |
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| Abstract: | The microstructure characteristics of Si_3N_4/nano SiC multiphase ceramics material was studied by electronic microscopy,and the different of the nano multiphase ceramics and the single-phest Si_3N_4 ceramics microtructure was analysed.The relations of the multiphase ceramics matrial mechnical properties and the microstructure were discussed.The nano-grain in material restrain Si_3N_4 crystallinity,improve the mechanical properties of material. |
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| Keywords: | silicon nitride silicon carbide multiphase ceramics |
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