|本期目录/Table of Contents|

[1]周泽,段志光,刘咏松.压缩致碳纳米管坍塌现象:郞之万动力学模拟[J].浙江理工大学学报,2015,33-34(自科6):877-881.
 ZHOU Ze,DUAN Zhi guang,LIU Yong song.Squeezing Induced Collapse of Carbon Nanotubes: Langevin Dynamics Simulation[J].Journal of Zhejiang Sci-Tech University,2015,33-34(自科6):877-881.
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压缩致碳纳米管坍塌现象:郞之万动力学模拟()
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浙江理工大学学报[ISSN:1673-3851/CN:33-1338/TS]

卷:
第33-34卷
期数:
2015年自科6期
页码:
877-881
栏目:
出版日期:
2015-11-10

文章信息/Info

Title:
Squeezing Induced Collapse of Carbon Nanotubes: Langevin Dynamics Simulation
文章编号:
1673-3851 (2015) 06-0877-05
作者:
周泽段志光刘咏松
浙江理工大学理学院,杭州 310018
Author(s):
ZHOU Ze DUAN Zhiguang LIU Yongsong
School of Sciences, Zhejiang Sci-Tech University, Hangzhou 310018, China
关键词:
分子动力学模拟碳纳米管坍塌能量释放
分类号:
TB 383
文献标志码:
A
摘要:
采用动力学模拟方法,研究了单壁碳纳米管坍塌过程受碳纳米管直径、长度以及两条石墨烯板之间距离的影响。模拟实验结果表明:当保持碳纳米管直径、长度不变,而将板间距减小到一定大小时,碳纳米管会出现坍塌现象;然而随着板间距继续减小,超过某个定值时,碳纳米管坍塌现象会再次消失;针对不同的碳纳米管直径和长度,板间距均对应存在一个范围值,仅仅在这范围值内碳纳米管会出现坍塌;进一步,发现碳纳米管直径越大,坍塌速度越快,同时碳纳米管长度对坍塌速度并没有明显影响。在模拟计算中也验证了碳纳米管坍塌过程是一个能量释放的过程。该研究工作为碳纳米管相关纳米器件与纳米药物的定向运输提供了理论与模型基础。

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2014-11-14
基金项目:国家自然科学基金项目(21274132)
作者简介:周泽(1990-),男,安徽安庆人,硕士研究生,主要从事超分子自组装与纳米器件方面的研究
通信作者:刘咏松,E-mail:yongsongliu@zstu.edu.cn
更新日期/Last Update: 2015-11-19