Fully ultrahigh-vacuum-compatible fabrication of submicrometer-spaced electrical contacts

被引:7
作者
Gärtner, C [1 ]
Hoffman, R
Pérez-Willard, F
Sauter, M
Sürgers, C
Von Löhneysen, H
机构
[1] Univ Karlsruhe, Inst Phys, D-76128 Karlsruhe, Germany
[2] Univ Karlsruhe, DFG Ctr Funct Nanostruct, D-76128 Karlsruhe, Germany
[3] Univ Karlsruhe, Lab Elektronenmikroskopie, D-76128 Karlsruhe, Germany
[4] Forschungszentrum Karlsruhe, Inst Festkorperphys, D-76021 Karlsruhe, Germany
关键词
D O I
10.1063/1.2163973
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
We present an approach by which submicrometer-spaced electrical contacts can be fabricated on virtually any surface under ultrahigh-vacuum conditions. The metallic contacts are formed by subsequent deposition through a macroscopic mask and a nanostructured stencil mask. The stencil mask with a high aspect ratio was obtained by nanopatterning of suspended low-stress Si3+xN4-x membranes with a focused ion-beam system. The fabricated contacts can be electrically connected in situ by simply exchanging the mask carrier by a second, spring-loaded, carrier. (c) 2006 American Institute of Physics.
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页数:3
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