DIRECT OBSERVATION OF MOLECULAR ARRANGEMENTS IN FATTY-ACID MONOLAYERS WITH AN ATOMIC-FORCE MICROSCOPE

被引:33
作者
KAJIYAMA, T
OISHI, Y
HIROSE, F
SHUTO, K
KURI, T
机构
[1] Department of Chemical Science and Technology, Faculty of Engineering, Kyushu University, Fukuoka 812, 6-10-1 Hakozaki, Higashi-ku
关键词
D O I
10.1021/la00016a052
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Molecular-resolution images of fatty acid molecules in the monolayers on mica substrate were successfully observed with an atomic force microscope (AFM) for the first time. The AFM image of a lignoceric acid monolayer prepared at a surface pressure of 5 mN-m-1 showed a two-dimensional periodic structure with locally disordered molecular arrangements. Also, the nondestructive AFM image observation was successful for a stearic acid monolayer which was prepared by a multistep creep method, indicating that a high mechanical stability of the monolayer is inevitably required for the nondestructive AFM observation.
引用
收藏
页码:1297 / 1299
页数:3
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