Anomalous size effect of impact resistance in carbon nanotube film
文献类型：期刊论文
| 作者 | Zhang, Wei1,2; Xiao, Kailu3; Hu, Dongmei4; Huang, Chenguang5; Wu, Xianqian2 |
| 刊名 | MATERIALS TODAY ADVANCES
 |
| 出版日期 | 2024-12-01 |
| 卷号 | 24 |
| 关键词 | Carbon nanotube films Impact resistance Size effect Energy dissipation mechanisms Failure mode |
| ISSN号 | 2590-0498 |
| DOI | 10.1016/j.mtadv.2024.100528 |
| 通讯作者 | Xiao, Kailu(xiaokailu@tamu.edu) ; Hu, Dongmei(dmhu2010@sinano.ac.cn) ; Wu, Xianqian(wuxianqian@imech.ac.cn) |
| 英文摘要 | Dynamic mechanical behavior and size-related impact resistance of CNT films are studied by employing laserinduced projectile impact test (LIPIT) and coarse-grained molecular dynamics (CGMD) simulation. The energy dissipation mechanisms of the CNT films are investigated via CGMD simulations. An evident anomalous thickness-dependent effect is directly observed in the experiment, consistent with simulation phenomena. The mechanisms underlying this anomalous thickness-dependent effect are investigated at the atomic scale. The disparities between experiments and simulations are discussed. Our analysis of energy dissipation modes, deformation behaviors during impact, and impact area reveals that kinetic energy change predominantly governs the deformation mode. Meanwhile, a plugging failure mode near the exit face of CNT film is identified at high impact velocity (similar to 160 m/s), leading to a deterioration in impact resistance and a corresponding reduction in SEA with increasing CNT film thickness. These findings provide a feasible strategy for the protection design of CNT film in broaden protective application scenarios. |
| WOS关键词 | ENERGY-DISSIPATION ; BEHAVIOR |
| 资助项目 | National Natural Science Foundation of China[12272391] ; National Natural Science Foundation of China[12232020] ; Youth Innovation Promo-tion Association, CAS |
| WOS研究方向 | Materials Science |
| 语种 | 英语 |
| WOS记录号 | WOS:001320597900001 |
| 出版者 | ELSEVIER |
| 资助机构 | National Natural Science Foundation of China ; Youth Innovation Promo-tion Association, CAS |
| 源URL | [http://ir.hfcas.ac.cn:8080/handle/334002/135577]  |
| 专题 | 中国科学院合肥物质科学研究院 |
| 通讯作者 | Xiao, Kailu; Hu, Dongmei; Wu, Xianqian |
| 作者单位 | 1.Beijing Inst Technol, State Key Lab Explos Sci & Technol, Beijing 100081, Peoples R China 2.Chinese Acad Sci, Inst Mech, Beijing 100190, Peoples R China 3.Texas A&M Univ, Dept Mat Sci & Engn, College Stn, TX 77840 USA 4.Chinese Acad Sci, Suzhou Inst Nanotech & Nanobion, Div Adv Mat, Key Lab Multifunct & Smart Syst, Suzhou 215123, Peoples R China 5.Chinese Acad Sci, Hefei Inst Phys Sci, Hefei 230031, Peoples R China |
| 推荐引用方式 GB/T 7714 | Zhang, Wei,Xiao, Kailu,Hu, Dongmei,et al. Anomalous size effect of impact resistance in carbon nanotube film[J]. MATERIALS TODAY ADVANCES,2024,24. |
| APA | Zhang, Wei,Xiao, Kailu,Hu, Dongmei,Huang, Chenguang,&Wu, Xianqian.(2024).Anomalous size effect of impact resistance in carbon nanotube film.MATERIALS TODAY ADVANCES,24. |
| MLA | Zhang, Wei,et al."Anomalous size effect of impact resistance in carbon nanotube film".MATERIALS TODAY ADVANCES 24(2024). |
入库方式： OAI收割
来源：合肥物质科学研究院
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