中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
A Monte Carlo simulation of morphology and structure for thin films of symmetric triblock copolymer after quenching and annealing

文献类型:期刊论文

作者Nie, ZH; Shi, TF; An, LJ
刊名CHEMICAL JOURNAL OF CHINESE UNIVERSITIES-CHINESE
出版日期2004-08-01
卷号25期号:8页码:1559-1562
关键词Triblock Copolymer Thin Film Morphology Monte Carlo Simulation Anneal Quench
ISSN号0251-0790
英文摘要Self-assembly thin films of symmetric triblock copolymer after annealing and quenching were examined by an effective Monte Carlo simulation method. The defects in the ordered lamellae of the thin films after quenching, which were dependent on the initialization of copolymer melts, are removed in the thin films after annealing. The mean-square gyration radius and end-to-end distance of copolymer chains in the thin films after annealing are smaller than those in the thin films after quenching because of the complete relaxation of polymer during annealing. We also find that the density of A block in the region near to the surface is higher than that in the interior of the thin films. As a result, it is different from the thin films of symmetric A(n)B(n) diblock copolymer, in which surface ordering forms before the interior, that ordering phenomena occurs first in the interior region in the thin films of symmetric A(n)B(m)A(n). triblocl copolymer.
语种英语
WOS记录号WOS:000223524600046
出版者HIGHER EDUCATION PRESS
源URL[http://ir.iccas.ac.cn/handle/121111/82023]  
专题中国科学院化学研究所
通讯作者An, LJ
作者单位Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Polymer Phys & Chem, Changchun 130022, Peoples R China
推荐引用方式
GB/T 7714
Nie, ZH,Shi, TF,An, LJ. A Monte Carlo simulation of morphology and structure for thin films of symmetric triblock copolymer after quenching and annealing[J]. CHEMICAL JOURNAL OF CHINESE UNIVERSITIES-CHINESE,2004,25(8):1559-1562.
APA Nie, ZH,Shi, TF,&An, LJ.(2004).A Monte Carlo simulation of morphology and structure for thin films of symmetric triblock copolymer after quenching and annealing.CHEMICAL JOURNAL OF CHINESE UNIVERSITIES-CHINESE,25(8),1559-1562.
MLA Nie, ZH,et al."A Monte Carlo simulation of morphology and structure for thin films of symmetric triblock copolymer after quenching and annealing".CHEMICAL JOURNAL OF CHINESE UNIVERSITIES-CHINESE 25.8(2004):1559-1562.

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来源:化学研究所

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