SUBMICROMETER LITHOGRAPHIC PATTERNING OF THIN GOLD-FILMS WITH A SCANNING TUNNELING MICROSCOPE

被引:56
作者
STOCKMAN, L
NEUTTIENS, G
VANHAESENDONCK, C
BRUYNSERAEDE, Y
机构
[1] Laboratorium voor Vaste Stof-Fysika en Magnetisme, Katholieke Universiteit Leuven, B-3001 Leuven
关键词
D O I
10.1063/1.109202
中图分类号
O59 [应用物理学];
学科分类号
摘要
A scanning tunneling microscope (STM) has been used to locally expose Langmuir-Blodgett layers of a negative electron beam resist (omega-tricosenoic acid) on top of a thin gold film. The STM operates in a dry nitrogen atmosphere at a voltage difference of about -10 V between the electrochemically etched Pt-Ir tip and the gold surface. After development in ethanol, the unexposed areas of the gold film are removed by argon ion milling. Gold wires with a linewidth down to 15 nm have been prepared. Electrical transport measurements confirm the homogeneity and the one-dimensional metallic character at low temperatures of the gold structures.
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页码:2935 / 2937
页数:3
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