TOPOLOGICAL COARSENING OF SYMMETRICAL DIBLOCK COPOLYMER FILMS - MODEL 2D SYSTEMS

被引:81
作者
BASSEREAU, P
BRODBRECK, D
RUSSELL, TP
BROWN, HR
SHULL, KR
机构
[1] IBM Research Division, Almaden Research Center, San Jose, CA 95120-6099
关键词
D O I
10.1103/PhysRevLett.71.1716
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Films of diblock copolymers with thicknesses less than a lamellar period on a noninteracting surface were found to be model systems for studying the late stages of two dimensional phase separation. It was found under conditions of constant surface coverage that the average particle size [R(t)], the inverse of the total number of particles N(t)-1, and the correlation length xi(t) varied as t(alpha), t2alpha, and t(alpha), respectively, where alpha = 0.23 +/- 0.03.
引用
收藏
页码:1716 / 1719
页数:4
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