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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
1
pubmed:dateCreated
2003-11-12
pubmed:abstractText
The formation of self-assembled chemisorbed monolayers (SAM) of 8-amino-1-undecane thiol functionalized with fullerene C(60) on gold, has been studied by contact angle measurements, Fourier transform infrared-attenuated total reflection (FTIR-ATR) spectroscopy, and X-ray photoelectron spectroscopy (XPS). A two-step procedure was followed consisting of the chemisorption of amine-terminated organosulfur compounds, followed by their reaction with fullerenes at the solid-liquid interface. Covalent binding of fullerenes to these attachment layers was accessed by FTIR-ATR and XPS. ATR showed several major features in the C(60) skeleton ring vibration region along with all the characteristic features of the aminothiol. With increase in carbon to sulfur ratio, appearance of a C1s shake-up satellite peak due to the characteristic pi-pi(*) transition of the C(60) backbone and a low binding energy N1s feature confirmed the z.sbnd;NH(2) binding at the 6,6 double bond of the C(60) cage. Possible explanations for these experimental findings are discussed.
pubmed:language
eng
pubmed:journal
pubmed:status
PubMed-not-MEDLINE
pubmed:month
Dec
pubmed:issn
0021-9797
pubmed:author
pubmed:issnType
Print
pubmed:day
1
pubmed:volume
268
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
43-9
pubmed:dateRevised
2009-11-11
pubmed:year
2003
pubmed:articleTitle
Binding of fullerene C60 to gold surface functionalized by self-assembled monolayers of 8-amino-1-octane thiol: a structure elucidation.
pubmed:affiliation
Department of Chemistry, Indian Institute of Technology Madras, Chennai 600 036, India. archita59@yahoo.com
pubmed:publicationType
Journal Article