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Fa-brication and characterization of a molecular adhesive layer for micro- and nanofabricated electrochemical electrodes

Ling, TGI ; Beck, Marc LU ; Bunk, Richard LU ; Forsen, E ; Tegenfeldt, Jonas LU orcid ; Zakharov, Alexei LU and Montelius, Lars LU (2003) In Microelectronic Engineering 67-8. p.887-892
Abstract
In the microelectronics industry, gold electrodes on silicon dioxide are produced using an adhesive layer of chromium or titanium. This method is applicable whenever a dry environment is present. However, when such an electrode is exposed to an electrolyte a galvanic cell is formed and the less noble metal will dissolve and eventually destroy the electrode. We describe here how a monolayer of mercaptopropyl-trimethoxysilane (MPTS) can be used as an adhesive. The layer can be structured lithographically making gold electrodes in the micro- and nano-range applicable for use in electrochemistry. The properties of the MPTS layer were investigated with photoelectron microscopy, atomic force microscopy and the electrochemical performance of the... (More)
In the microelectronics industry, gold electrodes on silicon dioxide are produced using an adhesive layer of chromium or titanium. This method is applicable whenever a dry environment is present. However, when such an electrode is exposed to an electrolyte a galvanic cell is formed and the less noble metal will dissolve and eventually destroy the electrode. We describe here how a monolayer of mercaptopropyl-trimethoxysilane (MPTS) can be used as an adhesive. The layer can be structured lithographically making gold electrodes in the micro- and nano-range applicable for use in electrochemistry. The properties of the MPTS layer were investigated with photoelectron microscopy, atomic force microscopy and the electrochemical performance of the gold electrodes was determined by cyclic voltammetry. (C) 2003 Elsevier Science B.V. All rights reserved. (Less)
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author
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organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
photoelectron spectroscopy, electrochemical sensor, structured monolayer, gold silicon dioxide linkage, adhesive monolayer
in
Microelectronic Engineering
volume
67-8
pages
887 - 892
publisher
Elsevier
external identifiers
  • wos:000183842100123
  • scopus:0038020056
ISSN
1873-5568
DOI
10.1016/S0167-9317(03)00151-5
language
English
LU publication?
yes
id
ae0fff59-40be-4dab-83a7-d071615bba3c (old id 307097)
date added to LUP
2016-04-01 11:37:04
date last changed
2022-01-26 07:43:03
@article{ae0fff59-40be-4dab-83a7-d071615bba3c,
  abstract     = {{In the microelectronics industry, gold electrodes on silicon dioxide are produced using an adhesive layer of chromium or titanium. This method is applicable whenever a dry environment is present. However, when such an electrode is exposed to an electrolyte a galvanic cell is formed and the less noble metal will dissolve and eventually destroy the electrode. We describe here how a monolayer of mercaptopropyl-trimethoxysilane (MPTS) can be used as an adhesive. The layer can be structured lithographically making gold electrodes in the micro- and nano-range applicable for use in electrochemistry. The properties of the MPTS layer were investigated with photoelectron microscopy, atomic force microscopy and the electrochemical performance of the gold electrodes was determined by cyclic voltammetry. (C) 2003 Elsevier Science B.V. All rights reserved.}},
  author       = {{Ling, TGI and Beck, Marc and Bunk, Richard and Forsen, E and Tegenfeldt, Jonas and Zakharov, Alexei and Montelius, Lars}},
  issn         = {{1873-5568}},
  keywords     = {{photoelectron spectroscopy; electrochemical sensor; structured monolayer; gold silicon dioxide linkage; adhesive monolayer}},
  language     = {{eng}},
  pages        = {{887--892}},
  publisher    = {{Elsevier}},
  series       = {{Microelectronic Engineering}},
  title        = {{Fa-brication and characterization of a molecular adhesive layer for micro- and nanofabricated electrochemical electrodes}},
  url          = {{http://dx.doi.org/10.1016/S0167-9317(03)00151-5}},
  doi          = {{10.1016/S0167-9317(03)00151-5}},
  volume       = {{67-8}},
  year         = {{2003}},
}