CHARACTERIZATION OF POLY(1-BUTENE) SURFACES BY SCANNING TUNNELING MICROSCOPY

被引:21
作者
FUCHS, H
ENG, LM
SANDER, R
PETERMANN, J
JANDT, KD
HOFFMANN, T
机构
[1] TECH UNIV HAMBURG,POLYMER COMPOSITES GRP,HARBURGER SCHLOSS STR 20,W-2100 HAMBURG 90,GERMANY
[2] BASF AG,W-6700 LUDWIGSHAFEN,GERMANY
关键词
D O I
10.1007/BF00299353
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Poly(1-butene) (PB-1) films drawn from the melt have been deposited on highly oriented pyrolytic graphite (HOPG) substrates for investigation with the scanning tunneling microscope (STM). The STM investigations showed images of PB-1 flakes extending over some hundred nanometers. Their thickness was determined to be much larger than the normal tunneling distance established between the tip and a good conducting (metallic) sample surface. Close to monomolecular film steps, our STM measurements simultaneously revealed both the atomic resolution of the HOPG substrate and a superlattice showing an ordered structure pseudomorphic to the helical nature of the PB-1 macromolecule.
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页码:95 / 100
页数:6
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