POSS材料掺杂到PVDF材料中能有效提高PVDF材料的抗氧化性能,同时不影响其高比强度和高比模量.由于实验室环境难以模拟空间环境氧原子对PVDF/POSS纳米复合材料的辐射作用,采用LLAMMPS软件模拟PVDF与PVDF/POSS两种材料在氧原子辐射作用下的腐蚀损伤行为.结果表明:POSS能有效提高材料的抗氧化性能,模拟结果合理科学,可有效指导空间环境中PVDF/POSS材料腐蚀损伤行为的研究.
参考文献
| [1] | Shi YF;Brenner DW.Jetting and detonation initiation in shock induced collapse of nanometer-scale voids[J].The journal of physical chemistry, C. Nanomaterials and interfaces,200816(16):6263-6270. |
| [2] | Wei Zhu;Jijun Xiao;Weihua Zhu;Heming Xiao.Molecular dynamics simulations of RDX and RDX-based plastic-bonded explosives[J].Journal of hazardous materials,20092/3(2/3):1082-1088. |
| [3] | 曾凡林 .POSS有机无机纳米杂化材料的力学模型与性能表征[D].哈尔滨工业大学,2006. |
| [4] | 刘一志 .POSS杂化PVDF复合材料的制备表征与抗原子氧侵蚀分析[D].哈尔滨工业大学,2013. |
| [5] | Adri C. T. van Duin;Siddharth Dasgupta;Francois Lorant.ReaxFF: A Reactive Force Field for Hydrocarbons[J].The journal of physical chemistry, A. Molecules, spectroscopy, kinetics, environment, & general theory,200141(41):9396-9409. |
| [6] | A. Rahnamoun;A. C. T. van Duin.Reactive Molecular Dynamics Simulation on the Disintegration of Kapton, POSS Polyimide, Amorphous Silica, and Teflon during Atomic Oxygen Impact Using the Reaxff Reactive Force-Field Method[J].The journal of physical chemistry, A. Molecules, spectroscopy, kinetics, environment, & general theory,201415(15):2780-2787. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%