@prefix this: . @prefix sub: . @prefix np: . @prefix rdf: . @prefix prov: . @prefix npx: . @prefix dc: . @prefix xsd: . sub:Head { this: a np:Nanopublication; np:hasAssertion sub:assertion; np:hasProvenance sub:provenance; np:hasPublicationInfo sub:pubinfo . } sub:assertion { a ; dc:description "Large-scale molecular dynamics shows that silk beta-sheet nanocrystals confined to a few nanometres achieve higher stiffness, strength and toughness than larger nanocrystals."; dc:type "simulation-result"; "Notation basis: Direction of the size effect and 'a few nanometres' are in the abstract; the crystal sizes simulated and the numerical optimum are in the full text."; "Beta-sheet nanocrystals a few nanometres in size are stiffer, stronger and tougher than larger ones"; "\\frac{\\partial \\sigma_f}{\\partial h} < 0,\\ \\frac{\\partial E}{\\partial h} < 0,\\ \\frac{\\partial U_{\\mathrm{tough}}}{\\partial h} < 0 \\quad \\text{for } h \\gtrsim h^{*} \\sim \\text{few nm}"; "Sinan Keten et al., “Nanoconfinement controls stiffness, strength and mechanical toughness of β-sheet crystals in silk”, Nature Materials 9, 359-367 (2010), doi:10.1038/nmat2704; Abstract. Scope: Poly-Ala / poly-(Gly-Ala) beta-sheet nanocrystals of silk in MD" . } sub:provenance { a ; dc:bibliographicCitation "Sinan Keten, Zhiping Xu, Britni Ihle, Markus J. Buehler. Nanoconfinement controls stiffness, strength and mechanical toughness of β-sheet crystals in silk. Nature Materials 9, 359-367 (2010). doi:10.1038/nmat2704"; dc:creator "Sinan Keten, Zhiping Xu, Britni Ihle, Markus J. Buehler"; dc:date "2010"^^xsd:gYear; dc:identifier "doi:10.1038/nmat2704", "pmid:20228820"; dc:title "Nanoconfinement controls stiffness, strength and mechanical toughness of β-sheet crystals in silk" . a prov:SoftwareAgent; "delphisci buehler-protein-materials claim extractor"; prov:actedOnBehalfOf ; . a ; "Claude Fable 5.1" . sub:assertion prov:wasAttributedTo ; prov:wasDerivedFrom , sub:quote; prov:wasGeneratedBy sub:extraction . sub:extraction a prov:Activity; prov:qualifiedAssociation sub:extractionPlan; prov:used , ; prov:wasAssociatedWith . sub:extractionPlan prov:hadPlan . sub:quote a prov:Entity; "Quoted from the published abstract as returned by Europe PMC (2010-nanoconfinement.abstract.txt, sha256 2be45899f6222b221c590011681ac48b833f2ebc8183bd9961a7359f8970d67c); the full text was not read (not in Europe PMC open-access subset). Checked by build/check.py."; prov:hadPrimarySource ; prov:wasQuotedFrom ; "Here we report a series of large-scale molecular dynamics simulations, revealing that beta-sheet nanocrystals confined to a few nanometres achieve higher stiffness, strength and mechanical toughness than larger nanocrystals." . sub:sourceChecksum ; "2be45899f6222b221c590011681ac48b833f2ebc8183bd9961a7359f8970d67c"; "Checksum of the vendored text file inputs/2010-nanoconfinement.abstract.txt, not of the publisher's copy." . a prov:Entity; sub:sourceChecksum; "Abstract of Nanoconfinement controls stiffness, strength and mechanical toughness of β-sheet crystals in silk, as read"; . } sub:pubinfo { "buehler-protein-materials" . this: dc:created "2026-11-08T04:38:11.893Z"^^xsd:dateTime; dc:creator ; dc:license ; npx:hasNanopubType ; npx:introduces ; "Sinan Keten et al. 2010 claim: Beta-sheet nanocrystals a few nanometres in size are stiffer, stronger and tougher than larger ones"; . sub:sig npx:hasAlgorithm "RSA"; npx:hasPublicKey "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyFHtPB6p0mCjDozxlOY9CmO3nBm7Te3jFbXyLmM+G1tGe47Da0jYIbhkl9Oo1ZjxmCa3LCwlEqK8gj6hEIcL4ahW30JXh9HycfKVk1bugkzMEV15tJdTzAU3sGMFnbNsn43xY2LFLy45tApkRm5byEiM7oRRrooIdwoQKnP4Wzq/bfAoJ9qvW+MGkelyOTd1jbSt+KfmT7xKmDfWzAHddUlWwMX2QJOLxDaffOteTop6ZRgPiNmPJKA/S62Gac9XtSYT3oDkZ6/nr5cxxNLpOyxTf5FPISiCe11xYO/unYjY+mwnOfA8yhJIyx1l0O9I0vpOpn+E5TvyHJV+oSTrvwIDAQAB"; npx:hasSignature "PbEmItixEhvPZ+pC+YzP+EBrr6oADyYzQTSbCBKzaKj3oF1fjy0DPmhFRXCHfKwNLCP0OUTaMEv1uFQNfAVOaHQJ/hz+o7+GRjCfVH7+92WpaAB+zkxg7XFfz2M42KGsVb2Qi0lk7CSI6Dh+CRyewycbO7fDoOt4qtCI+uMf7u8FuWUNYYCd4jzERPT9RZwQnzM6oR9hMriTTUCcZcjcdfDi+rsDJ74SJOwQbXE780JK3lNwP3s9XlUsvnuiggLcEpvsSDbemWfIt0zCwRIWg4IO+aY5QCjSdOANfYpe2iFY9xgpjBwnLxZpPXTd9TpMDFqOR/0GMZA5xjvhZMnvBA=="; npx:hasSignatureTarget this:; npx:signedBy . }