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Effect of surface field on the morphology of a symmetric diblock copolymer under cylindrical confinement
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10.1063/1.2178802
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    Affiliations:
    1 Hefei National Laboratory for Physical Sciences at Microscale, University of Science and Technology of China, Hefei, Anhui 230026, People’s Republic of China and Department of Polymer Science and Engineering, University of Science and Technology of China, Hefei, Anhui 230026, People’s Republic of China
    2 Department of Polymer Science and Engineering, University of Science and Technology of China, Hefei, Anhui 230026, People’s Republic of China
    3 Hefei National Laboratory for Physical Sciences at Microscale, University of Science and Technology of China, Hefei, Anhui 230026, People’s Republic of China and Department of Polymer Science and Engineering, University of Science and Technology of China, Hefei, Anhui 230026, People’s Republic of China
    a) Author to whom correspondence should be addressed. Electronic mail: hjliang@ustc.edu.cn
    J. Chem. Phys. 124, 104906 (2006); http://dx.doi.org/10.1063/1.2178802
/content/aip/journal/jcp/124/10/10.1063/1.2178802
http://aip.metastore.ingenta.com/content/aip/journal/jcp/124/10/10.1063/1.2178802

Figures

Image of FIG. 1.
FIG. 1.

Typical structures assembled from diblock copolymers confined within cylindrical nanochannels having diameter and experiencing a surface field . (a) Stacked-disk structure ; (b) single-helix structure , (b-1) only blocks, (b-2) only blocks; (c) catenoid-cylinder structure , (c-1) only blocks, (c-2) only blocks; (d) defective monocylinder barrel structure , (d-1) only blocks, (d-2) only blocks; (e) monocylinder barrel structure .

Image of FIG. 2.
FIG. 2.

Typical structures assembled from diblock copolymers confined within cylindrical nanochannels having diameter and experiencing a surface field . (a) Stacked-disk structure ; (b) single-helix structure ; (c) gyroidal structure , (c-1) only blocks, (c-2) only blocks; (d) catenoid-cylinder structure , (d-1) only blocks, (d-2) only blocks; (e) monocylinder barrel structure , (e-1) cut view along the axis.

Image of FIG. 3.
FIG. 3.

Typical structures assembled from diblock copolymers confined within cylindrical nanochannels having diameter and experiencing a surface field . (a) Stacked-disk structure ; (b) single-helix structure ; (c) monocylinder barrel structure , (c-1) cut view along the axis, (c-2) top view along the axis; (d) defective monocylinder barrel structure ; (e) stacked-circle structure , (e-1) cut view along the axis; (f) two-layer concentric cylinder barrel structure , (f-1) cut view along the axis, (f-2) top view along the axis.

Tables

Generic image for table
Table I.

Observed structures within nanochannel having different diameters and experiencing different surface fields . Descriptors are provided in the form “structure name [typical morphology for this structure appears in Fig. ].” Identical typical morphologies are assigned only the first time in each column.

Generic image for table
Table II.

Number of simulation runs (Num) required to form a single-helix structure at different cylindrical nanochannel lengths (lz). ; .

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/content/aip/journal/jcp/124/10/10.1063/1.2178802
2006-03-10
2014-04-20
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Effect of surface field on the morphology of a symmetric diblock copolymer under cylindrical confinement
http://aip.metastore.ingenta.com/content/aip/journal/jcp/124/10/10.1063/1.2178802
10.1063/1.2178802
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