Ultra strong pyroprotein fibres with long-range ordering
DC Field | Value | Language |
---|---|---|
dc.contributor.author | Cho, S.Y. | - |
dc.contributor.author | Yun, Y.S. | - |
dc.contributor.author | Jang, D. | - |
dc.contributor.author | Jeon, J.W. | - |
dc.contributor.author | Kim, B.H. | - |
dc.contributor.author | Lee, S. | - |
dc.contributor.author | Jin, H.-J. | - |
dc.date.accessioned | 2021-09-03T14:07:09Z | - |
dc.date.available | 2021-09-03T14:07:09Z | - |
dc.date.created | 2021-06-17 | - |
dc.date.issued | 2017 | - |
dc.identifier.issn | 2041-1723 | - |
dc.identifier.uri | https://scholar.korea.ac.kr/handle/2021.sw.korea/86124 | - |
dc.description.abstract | Silks are protein-based natural structured materials with an unusual combination of high strength and elongation. Their unique microstructural features composed of hard β-sheet crystals aligned within a soft amorphous region lead to the robust properties of silks. Herein we report a large enhancement in the intrinsic properties of silk through the transformation of the basic building blocks into a poly-hexagonal carbon structure by a simple heat treatment with axial stretching. The carbon clusters originating from the β-sheet retain the preferred orientation along the fibre axis, resulting in a long-range-ordered graphitic structure by increasing heat-treatment temperatures and leading improvements in mechanical properties with a maximum strength and modulus up to ∼2.6 and ∼470 GPa, respectively, almost four and thirty times surpassing those of raw silk. Moreover, the formation of sp 2 carbon configurations induce a significant change in the electrical properties (e.g. an electrical conductivity up to 4.37 × 103 S cm-1). © 2017 The Author(s). | - |
dc.language | English | - |
dc.language.iso | en | - |
dc.publisher | Nature Publishing Group | - |
dc.subject | carbon | - |
dc.subject | protein | - |
dc.subject | pyroprotein | - |
dc.subject | silk | - |
dc.subject | unclassified drug | - |
dc.subject | silk | - |
dc.subject | electrical conductivity | - |
dc.subject | electrical property | - |
dc.subject | microstructure | - |
dc.subject | preferred orientation | - |
dc.subject | protein | - |
dc.subject | temperature effect | - |
dc.subject | Article | - |
dc.subject | beta sheet | - |
dc.subject | Bombyx mori | - |
dc.subject | electric conductivity | - |
dc.subject | heat treatment | - |
dc.subject | nonhuman | - |
dc.subject | protein analysis | - |
dc.subject | pyrolysis | - |
dc.subject | structure analysis | - |
dc.subject | tensile strength | - |
dc.subject | chemistry | - |
dc.subject | heat | - |
dc.subject | mechanical stress | - |
dc.subject | tensile strength | - |
dc.subject | Hot Temperature | - |
dc.subject | Silk | - |
dc.subject | Stress, Mechanical | - |
dc.subject | Tensile Strength | - |
dc.title | Ultra strong pyroprotein fibres with long-range ordering | - |
dc.type | Article | - |
dc.contributor.affiliatedAuthor | Yun, Y.S. | - |
dc.identifier.doi | 10.1038/s41467-017-00132-3 | - |
dc.identifier.scopusid | 2-s2.0-85024384737 | - |
dc.identifier.bibliographicCitation | Nature Communications, v.8, no.1 | - |
dc.relation.isPartOf | Nature Communications | - |
dc.citation.title | Nature Communications | - |
dc.citation.volume | 8 | - |
dc.citation.number | 1 | - |
dc.type.rims | ART | - |
dc.type.docType | Article | - |
dc.description.journalClass | 1 | - |
dc.description.journalRegisteredClass | scie | - |
dc.description.journalRegisteredClass | scopus | - |
dc.subject.keywordPlus | carbon | - |
dc.subject.keywordPlus | protein | - |
dc.subject.keywordPlus | pyroprotein | - |
dc.subject.keywordPlus | silk | - |
dc.subject.keywordPlus | unclassified drug | - |
dc.subject.keywordPlus | silk | - |
dc.subject.keywordPlus | electrical conductivity | - |
dc.subject.keywordPlus | electrical property | - |
dc.subject.keywordPlus | microstructure | - |
dc.subject.keywordPlus | preferred orientation | - |
dc.subject.keywordPlus | protein | - |
dc.subject.keywordPlus | temperature effect | - |
dc.subject.keywordPlus | Article | - |
dc.subject.keywordPlus | beta sheet | - |
dc.subject.keywordPlus | Bombyx mori | - |
dc.subject.keywordPlus | electric conductivity | - |
dc.subject.keywordPlus | heat treatment | - |
dc.subject.keywordPlus | nonhuman | - |
dc.subject.keywordPlus | protein analysis | - |
dc.subject.keywordPlus | pyrolysis | - |
dc.subject.keywordPlus | structure analysis | - |
dc.subject.keywordPlus | tensile strength | - |
dc.subject.keywordPlus | chemistry | - |
dc.subject.keywordPlus | heat | - |
dc.subject.keywordPlus | mechanical stress | - |
dc.subject.keywordPlus | tensile strength | - |
dc.subject.keywordPlus | Hot Temperature | - |
dc.subject.keywordPlus | Silk | - |
dc.subject.keywordPlus | Stress, Mechanical | - |
dc.subject.keywordPlus | Tensile Strength | - |
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