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  • 2014Journal Article
    [["dc.bibliographiccitation.artnumber","Advance Article"],["dc.bibliographiccitation.firstpage","4885"],["dc.bibliographiccitation.issue","27"],["dc.bibliographiccitation.journal","Soft Matter"],["dc.bibliographiccitation.lastpage","4901"],["dc.bibliographiccitation.volume","10"],["dc.contributor.author","Lüttschwager, Nils O. B."],["dc.contributor.author","Suhm, Martin A."],["dc.date.accessioned","2021-11-22T14:31:25Z"],["dc.date.available","2021-11-22T14:31:25Z"],["dc.date.issued","2014"],["dc.description.abstract","Linear alkanes CnH2n+2 in vacuum isolation are finite models for an infinite polyethylene chain. Using spontaneous Raman scattering in supersonic jet expansions for n = 13–21 in different spectral ranges, we determine the minimal chain length nh for the cohesion-driven folding of the preferred extended all-trans conformation into a hairpin structure. We treat fully stretched all-trans alkanes as molecular “nanorods” and derive Young's modulus E for the stretching of an isolated single-strand polyethylene fibre by extrapolating the longitudinal acoustic mode to infinite chain length. Two key quality parameters for accurate intra- and intermolecular force fields of hydrocarbons (nh = 18 ± 1, E = 305 ± 5 GPa) are thus derived with high accuracy from experimental spectroscopy."],["dc.identifier.doi","10.1039/c4sm00508b"],["dc.identifier.fs","608589"],["dc.identifier.isi","000338123700016"],["dc.identifier.pmid","24866111"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?gs-1/10163"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/93376"],["dc.language.iso","en"],["dc.notes.intern","DOI-Import GROB-339"],["dc.notes.intern","Migrated from goescholar"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Royal Soc Chemistry"],["dc.relation.eissn","1744-6848"],["dc.relation.issn","1744-6848"],["dc.relation.orgunit","Institut für Physikalische Chemie"],["dc.rights","CC BY 3.0"],["dc.rights.access","openAccess"],["dc.rights.uri","https://creativecommons.org/licenses/by/3.0"],["dc.subject","Linear alkanes"],["dc.title","Stretching and folding of 2-nanometer hydrocarbon rods"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]
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