Characterizing aliphatic moieties in hydrocarbons with atomic force microscopy
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Título: | Characterizing aliphatic moieties in hydrocarbons with atomic force microscopy |
Autor/a: | Schuler, Bruno Zhang, Yunlong Collazos Suárez, Sara Fatayer, Shadi Meyer, Gehrard Pérez Meirás, María Dolores Guitián Rivera, Enrique Harper, Michael R. Kushnerick, J. Douglas Peña Gil, Diego Gross, Leo |
Centro/Departamento: | Universidade de Santiago de Compostela. Centro de Investigación en Química Biolóxica e Materiais Moleculares Universidade de Santiago de Compostela. Departamento de Química Orgánica |
Data: | 2017 |
Editor: | Royal Society of Chemistry |
Cita bibliográfica: | Schuler, B., Zhang, Y., Collazos, S., Fatayer, S., Meyer, G., & Pérez, D. et al. (2017). Characterizing aliphatic moieties in hydrocarbons with atomic force microscopy. Chemical Science, 8(3), 2315-2320. https://doi.org/10.1039/c6sc04698c |
Resumo: | We designed and studied hydrocarbon model compounds by high-resolution noncontact atomic force microscopy. In addition to planar polycyclic aromatic moieties, these novel model compounds feature linear alkyl and cycloaliphatic motifs that exist in most hydrocarbon resources – particularly in petroleum asphaltenes and other petroleum fractions – or in lipids in biological samples. We demonstrate successful intact deposition by sublimation of the alkyl-aromatics, and differentiate aliphatic moieties from their aromatic counterparts which were generated from the former by atomic manipulation. The characterization by AFM in combination with atomic manipulation provides clear fingerprints of the aromatic and aliphatic moieties that will facilitate their assignment in a priori unknown samples. |
Versión do editor: | https://doi.org/10.1039/C6SC04698C |
URI: | http://hdl.handle.net/10347/22615 |
DOI: | 10.1039/c6sc04698c |
ISSN: | 2041-6520 |
E-ISSN: | 2041-6539 |
Dereitos: | © The Royal Society of Chemistry 2017. This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence |
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