OBSERVATION OF HIGHLY ORDERED, 2-DIMENSIONAL N-ALKANE AND N-ALKANOL STRUCTURES ON GRAPHITE

被引:104
作者
MCGONIGAL, GC
BERNHARDT, RH
YEO, YH
THOMSON, DJ
机构
来源
JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B | 1991年 / 9卷 / 02期
关键词
D O I
10.1116/1.585270
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We have directly imaged n-alkane and n-alkanol layers at the liquid-graphite interface using a scanning tunneling microscope (STM). The layers possessed a high degree of two-dimensional ordering, and the adsorbate was observed to enhance the tunneling current. The results of this study agree with calorimetric and surface mass measurements, and show that these macroscopic measurements can aid in the selection of systems suitable for imaging with the STM.
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页码:1107 / 1110
页数:4
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