Optical Properties of SiC Nanorods with Sandwich Structure Synthesized by Pyrolysis of Polymer

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Optical Properties of SiC Nanorods with Sandwich Structure Synthesized by Pyrolysis of Polymer

paper | 更新时间：2020-08-12

- Optical Properties of SiC Nanorods with Sandwich Structure Synthesized by Pyrolysis of Polymer
- Chinese Journal of Luminescence Vol. 30, Issue 2, Pages: 219-222(2009)
- 作者机构：
  
  1. 中国科学院激发态物理重点实验室
  2. 中国人民公安大学安全防范系
- 作者简介：
  
  [ "" ]
- 基金信息：
- DOI：
  CLC： O482.31;TN304.2
- Received：25 August 2008，
  
  Revised：1900-1-2，
  
  Published Online：30 April 2009，
  
  Published：30 April 2009
- 稿件说明：
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Optical Properties of SiC Nanorods with Sandwich Structure Synthesized by Pyrolysis of Polymer[J]. Chinese Journal of Luminescence, 2009, 30(2): 219-222.
DOI：

Optical Properties of SiC Nanorods with Sandwich Structure Synthesized by Pyrolysis of Polymer[J]. Chinese Journal of Luminescence, 2009, 30(2): 219-222. DOI：

摘要

采用聚硅氮烷前驱体在高温常压下热裂解方法制备了SiC纳米棒。透射电镜图表明SiC纳米棒中包含有独特的层状结构

电子能谱表明SiC纳米棒中的C ∶ Si组分比接近1 ∶ 1。用X射线衍射和喇曼光谱表征了SiC纳米棒的结构和成分

层状结构为6H-SiC和3C-SiC交替形成所致。利用光致发光谱在该层状结构中观察到强的紫外发射

认为强而锐的紫外发射峰是来源于厚度比较均一的6H-SiC层。

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references

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