Ion milled tips for scanning tunneling microscopy
作者:
D. K. Biegelsen,
F. A. Ponce,
J. C. Tramontana,
S. M. Koch,
期刊:
Applied Physics Letters
(AIP Available online 1987)
卷期:
Volume 50,
issue 11
页码: 696-698
ISSN:0003-6951
年代: 1987
DOI:10.1063/1.98070
出版商: AIP
数据来源: AIP
摘要:
Ion milling of electrochemically etched tungsten tips is shown to improve the characteristics for scanning tunneling microscopy. The primary mechanism for the enhancement of tip reliability is identified to be the removal of a residual oxide. A greatly decreased radius of curvature is also achieved without significantly changing the macrostructural geometry of the tip.
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