Electronic Resource
[S.l.]
:
American Institute of Physics (AIP)
Review of Scientific Instruments
64 (1993), S. 2393-2394
ISSN:
1089-7623
Source:
AIP Digital Archive
Topics:
Physics
,
Electrical Engineering, Measurement and Control Technology
Notes:
We propose to use silver tips for scanning tunneling microscopy (STM). Silver is the cheapest noble metal that is practically chemically inactive in the air environment. A simple reliable procedure of the tip preparation and resharpening is presented. The procedure is based on two-step electrochemical processing resulting in final tip curvature of less than 200 nm in radius as seen by an electron microscope. The tips show durability for at least a week of daily operation in an air STM.
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1063/1.1143892
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