Sphere-forming diblock copolymers in slit confinement: A dynamic density functional theory study | |
Tan, Hongge1; Song, Qinggong1; Niu, Xiaohui1; Wang, Ziyu2; Gao, Wenfang2; Yan, Dadong3 | |
刊名 | JOURNAL OF CHEMICAL PHYSICS
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2009-06-07 | |
卷号 | 130期号:21 |
关键词 | Density Functional Theory Phase Diagrams Polymer Blends Polymer Films Surface Phase Transformations Surface Reconstruction |
ISSN号 | 0021-9606 |
DOI | 10.1063/1.3141985 |
英文摘要 | With mean-field dynamic density functional theory, we study the morphologies of sphere-forming diblock copolymers confined between two homogeneous surfaces. The effects of the film thickness and the surface field strength on the phase behavior of sphere-forming copolymer film are investigated. The morphologies deviating from the bulk sphere-forming structure are revealed, including cylinders oriented perpendicular to the surface, cylinders oriented parallel to the surface, perforated lamellae and lamellae by varying the film thickness, and surface field strength. We also construct the phase diagram of surface reconstruction, in which some interesting phase transitions are presented. Besides, we compare the present phase diagram with the relevant phase diagram of cylinder-forming block copolymer film. |
语种 | 英语 |
出版者 | AMER INST PHYSICS |
WOS记录号 | WOS:000266674400044 |
内容类型 | 期刊论文 |
源URL | [http://ir.iccas.ac.cn/handle/121111/68059] ![]() |
专题 | 中国科学院化学研究所 |
通讯作者 | Tan, Hongge |
作者单位 | 1.Civil Aviat Univ China, Coll Sci, Tianjin 300300, Peoples R China 2.Hebei Univ Technol, Coll Sci, Tianjin 300130, Peoples R China 3.Chinese Acad Sci, BNLMS, Inst Chem, Beijing 100080, Peoples R China |
推荐引用方式 GB/T 7714 | Tan, Hongge,Song, Qinggong,Niu, Xiaohui,et al. Sphere-forming diblock copolymers in slit confinement: A dynamic density functional theory study[J]. JOURNAL OF CHEMICAL PHYSICS,2009,130(21). |
APA | Tan, Hongge,Song, Qinggong,Niu, Xiaohui,Wang, Ziyu,Gao, Wenfang,&Yan, Dadong.(2009).Sphere-forming diblock copolymers in slit confinement: A dynamic density functional theory study.JOURNAL OF CHEMICAL PHYSICS,130(21). |
MLA | Tan, Hongge,et al."Sphere-forming diblock copolymers in slit confinement: A dynamic density functional theory study".JOURNAL OF CHEMICAL PHYSICS 130.21(2009). |
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