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hal.structure.identifierDepartment of Electrical and Computer Engineering
dc.contributor.authorMAO, Aofei
hal.structure.identifierToyota Technological Institute
dc.contributor.authorMITSUBOSHI, Hibiki
hal.structure.identifierInstitut Polytechnique de Bordeaux [Bordeaux INP]
dc.contributor.authorTROCHON, Maxime
hal.structure.identifierDepartment of Mechanical and Materials Engineering
dc.contributor.authorZHANG, Xiang
hal.structure.identifierDepartment of Mechanical and Materials Engineering
dc.contributor.authorTRINH, Lanh
hal.structure.identifierDepartment of Mechanical and Materials Engineering
dc.contributor.authorKEYNIA, Sedighe
hal.structure.identifierDepartment of Electrical and Computer Engineering
dc.contributor.authorFAN, Peixun
hal.structure.identifierDepartment of Electrical and Computer Engineering
hal.structure.identifierInstitut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
dc.contributor.authorKRAIEM, Nada
hal.structure.identifierDepartment of Electrical and Computer Engineering
dc.contributor.authorHUANG, Xi
hal.structure.identifierDepartment of Electrical and Computer Engineering
dc.contributor.authorLI, Nan
hal.structure.identifierDepartment of Electrical and Computer Engineering
dc.contributor.authorLI, Peizi
hal.structure.identifierDepartment of Electrical and Computer Engineering
dc.contributor.authorWU, Zhipeng
hal.structure.identifierDepartment of Electrical and Computer Engineering
dc.contributor.authorSUN, Wanting
hal.structure.identifierDepartment of Mechanical and Materials Engineering
dc.contributor.authorCUI, Bai
hal.structure.identifierInstitut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
hal.structure.identifierDepartment of Electrical and Computer Engineering
dc.contributor.authorSILVAIN, Jean-François
hal.structure.identifierToyota Technological Institute
dc.contributor.authorHARA, Masanori
hal.structure.identifierToyota Technological Institute
dc.contributor.authorMASAMICHI, Yoshimura
hal.structure.identifierLaboratory for lasers energetics - LLE (New-York, USA)
dc.contributor.authorMARSHALL, Kenneth
hal.structure.identifierDepartment of Chemical Engineering
dc.contributor.authorANTHAMATTEN, Mitchell
hal.structure.identifierDepartment of Electrical and Computer Engineering
dc.contributor.authorLU, Yongfeng
dc.date.issued2023
dc.identifier.issn0008-6223
dc.description.abstractEnFabrication of three-dimensional (3D) carbon-based structures at micro/nanoscale, mainly by pyrolysis of photocured resins, has recently drawn attention in battery development, material engineering, and catalysts. Upon pyrolysis, photocured 3D polymer structures undergo thermal decomposition and eventually carbonize while maintaining their 3D features. Herein, we systemically investigate the physical and chemical reactions that occur during the pyrolysis of methacrylate-based resin structures, yielding fundamental knowledge and an improved understanding of the pyrolysis processes. Based on our results, the pyrolysis process can be divided into three stages: monomer evaporation, chemical decomposition, and carbonization, in which the volume shrinkage mainly occurs in the first and third stages. The three stages have different effects on the mechanical properties of the pyrolyzed structures, with monomer evaporation and carbonization enhancing the Young's modulus while decomposition reduces the Young's modulus. Additionally, the surface smoothness of the photocured structures can be improved during pyrolysis due to the shrinkage of the polymer resins, which provides a potential approach to generating ultrasmooth carbon surfaces.
dc.language.isoen
dc.publisherElsevier
dc.subject.enTwo-photon polymerization
dc.subject.enPyrolysis
dc.subject.enPyrolyzed carbon
dc.subject.enShrinkage
dc.subject.enChemical composition
dc.subject.enYoung's modulus
dc.subject.enRaman spectroscopy
dc.title.enEvolution of chemical and mechanical properties in two-photon polymerized materials during pyrolysis
dc.typeArticle de revue
dc.identifier.doi10.1016/j.carbon.2023.03.061
dc.subject.halChimie/Matériaux
dc.subject.halChimie/Polymères
bordeaux.journalCarbon
bordeaux.page384-389
bordeaux.volume208
bordeaux.peerReviewedoui
hal.identifierhal-04088843
hal.version1
hal.popularnon
hal.audienceInternationale
hal.origin.linkhttps://hal.archives-ouvertes.fr//hal-04088843v1
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