聚合物前驱体制备层状SiC纳米棒的光学性质

金 华; 李锦涛; 张立功; 郑著宏; 安立楠; 申德振

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聚合物前驱体制备层状SiC纳米棒的光学性质

论文 | 更新时间：2020-08-12

- 聚合物前驱体制备层状SiC纳米棒的光学性质
- Optical Properties of SiC Nanorods with Sandwich Structure Synthesized by Pyrolysis of Polymer
- 发光学报 2009年30卷第2期页码：219-222
- 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：
  中图分类号： O482.31;TN304.2
- 收稿日期：2008-08-25，
  
  修回日期：1900-01-02，
  
  网络出版日期：2009-04-30，
  
  纸质出版日期：2009-04-30
- 稿件说明：
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金华, 李锦涛, 张立功, 等. 聚合物前驱体制备层状SiC纳米棒的光学性质[J]. 发光学报, 2009,30(2):219-222.

Optical Properties of SiC Nanorods with Sandwich Structure Synthesized by Pyrolysis of Polymer[J]. Chinese journal of luminescence, 2009, 30(2): 219-222.
金华, 李锦涛, 张立功, 等. 聚合物前驱体制备层状SiC纳米棒的光学性质[J]. 发光学报, 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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