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Experimental method for preparing nanometer scale Pd probe

 

作者: L. Huang,   Y. H. Lee,  

 

期刊: Review of Scientific Instruments  （AIP Available online 1993）
卷期: Volume 64, issue 10  

页码: 3022-3023

 

ISSN:0034-6748

 

年代: 1993

 

DOI:10.1063/1.1144352

 

出版商: AIP

 

数据来源: AIP

 

摘要:

Two‐step electrochemical etching is used to fabricate a palladium microprobe having a tip diameter less than 20 nm. The first etching is done at 4–7 V in a solution containing 4:6 volume ratio of HCl:HNO3, while in the second the etching, low voltage pulses are used.

 

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