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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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流场中单链高分子过孔输运的动力学行为
DOI: 10.11777/j.issn1000-3304.2015.15069, PP. 1196-1200
Keywords: 高分子输运,临界流量,输运时间,布朗动力学
Abstract:
采用布朗动力学方法,通过模拟不同温度和流速下,不同链长的单链高分子穿过纳米孔洞的动力学行为,证实了临界流速的存在,并验证了理论预测的结果,即临界流量随体系温度线性增大,且与链长无关.还对高分子链过孔输运时间以及输运过程中链构象的变化进行了研究.模拟结果为明晰在剪切流场中高分子穿过纳米孔洞的动力学行为提供了有益参考.
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