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231224s2016 xx |||||o 00| ||eng c |
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|a 10.1021/acs.langmuir.5b04467
|2 doi
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|a (NLM)26811882
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|a DE-627
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|a eng
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|a Niegelhell, Katrin
|e verfasserin
|4 aut
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|a Adsorption Studies of Organophosphonic Acids on Differently Activated Gold Surfaces
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|c 2016
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|a Text
|b txt
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|a ƒaComputermedien
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|a Date Completed 14.06.2016
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|a Date Revised 16.02.2016
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|a published: Print-Electronic
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|a Citation Status PubMed-not-MEDLINE
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|a In this study, the formation of self-assembled monolayers consisting of three organophosphonic acids (vinyl-, octyl-, and tetradecylphosphonic acid) from isopropanol solutions onto differently activated gold surfaces is studied in situ and in real time using multiparameter surface plasmon resonance (MP-SPR). Data retrieved from MP-SPR measurements revealed similar adsorption kinetics for all investigated organophosphonic acids (PA). The layer thickness of the immobilized PA is in the range of 0.6-1.8 nm corresponding to monolayer-like coverage and correlates with the length of the hydrocarbon chain of the PA molecules. After sintering the surfaces, the PA are irreversibly attached onto the surfaces as proven by X-ray photoelectron spectroscopy and attenuated total reflection infrared and grazing incidence infrared spectroscopy. Potential adsorption modes and interaction mechanisms are proposed
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|a Journal Article
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|a Research Support, Non-U.S. Gov't
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|a Leimgruber, Simon
|e verfasserin
|4 aut
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|a Grießer, Thomas
|e verfasserin
|4 aut
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|a Brandl, Christian
|e verfasserin
|4 aut
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|a Chernev, Boril
|e verfasserin
|4 aut
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|a Schennach, Robert
|e verfasserin
|4 aut
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|a Trimmel, Gregor
|e verfasserin
|4 aut
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|a Spirk, Stefan
|e verfasserin
|4 aut
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|i Enthalten in
|t Langmuir : the ACS journal of surfaces and colloids
|d 1992
|g 32(2016), 6 vom: 16. Feb., Seite 1550-9
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|x 1520-5827
|7 nnns
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|g volume:32
|g year:2016
|g number:6
|g day:16
|g month:02
|g pages:1550-9
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|u http://dx.doi.org/10.1021/acs.langmuir.5b04467
|3 Volltext
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