系统仿真学报 ›› 2020, Vol. 32 ›› Issue (12): 2362-2375.doi: 10.16182/j.issn1004731x.joss.20-FZ0474E
洪卓呈1, 左旭1,2,3
收稿日期:
2020-03-20
修回日期:
2020-03-20
出版日期:
2020-12-18
发布日期:
2020-12-16
Hong Zhuocheng1, Zuo Xu1,2,3
Received:
2020-03-20
Revised:
2020-03-20
Online:
2020-12-18
Published:
2020-12-16
About author:
Hong Zhuocheng (1996-),female,Guangxi,graduate student,research direction is SiO2/Si interface defects and their passivation and depassivation mechanisms.
Supported by:
摘要: 研究非晶二氧化硅/硅(a-SiO2/Si)界面处的硅悬挂键缺陷(即Pb类缺陷)的钝化与去钝化过程对提高器件性能具有重要意义。基于分子动力学与第一性原理计算方法,以a-SiO2和晶体Si为基础,构建了a-SiO2/Si(111)界面模型。采用CI-NEB(ClimbingImage-Nudged Elastic Band)方法分别对a-SiO2/Si(111)界面的Pb缺陷分别于氢气和氢原子的钝化、去钝化反应进行了研究。明确了基于非晶二氧化硅/硅界面缺陷模型的钝化、去钝化反应的反应曲线、反应势垒以及反应的过渡态结构。
中图分类号:
洪卓呈, 左旭. 非晶SiO2/Si界面缺陷及其钝化/去钝化反应机制[J]. 系统仿真学报, 2020, 32(12): 2362-2375.
Hong Zhuocheng, Zuo Xu. Amorphous SiO2/Si Interface Defects and Mechanism of Passivation/Depassivation Reaction[J]. Journal of System Simulation, 2020, 32(12): 2362-2375.
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