{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Xiao B"],"funding":["National Key R&D Program of China"],"pagination":["745"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC10146136"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["14(4)"],"pubmed_abstract":["Suspended graphene film is of great significance for building high-performance electrical devices. However, fabricating large-area suspended graphene film with good mechanical properties is still a challenge, especially for the chemical vapor deposition (CVD)-grown graphene films. In this work, the mechanical properties of suspended CVD-grown graphene film are investigated systematically for the first time. It is found that monolayer graphene film is hard to maintain on circular holes with a diameter of tens of micrometers, which can be improved greatly by increasing the layer of graphene films. The mechanical properties of CVD-grown multilayer graphene films suspended on a circular hole with a diameter of 70 µm can be increased by 20%, and multilayer graphene films prepared by layer-layer stacking process can be increased by up to 400% for the same size. The corresponding mechanism was also discussed in detail, which might pave the way for building high-performance electrical devices based on high-strength suspended graphene film."],"journal":["Micromachines"],"pubmed_title":["Significant Enhanced Mechanical Properties of Suspended Graphene Film by Stacking Multilayer CVD Graphene Films."],"pmcid":["PMC10146136"],"funding_grant_id":["2021YFB3803002"],"pubmed_authors":["Li W","Liu Z","Dai S","Zhang X","Liang L","Wang W","Yin M","Xiao B"],"additional_accession":[]},"is_claimable":false,"name":"Significant Enhanced Mechanical Properties of Suspended Graphene Film by Stacking Multilayer CVD Graphene Films.","description":"Suspended graphene film is of great significance for building high-performance electrical devices. However, fabricating large-area suspended graphene film with good mechanical properties is still a challenge, especially for the chemical vapor deposition (CVD)-grown graphene films. In this work, the mechanical properties of suspended CVD-grown graphene film are investigated systematically for the first time. It is found that monolayer graphene film is hard to maintain on circular holes with a diameter of tens of micrometers, which can be improved greatly by increasing the layer of graphene films. The mechanical properties of CVD-grown multilayer graphene films suspended on a circular hole with a diameter of 70 µm can be increased by 20%, and multilayer graphene films prepared by layer-layer stacking process can be increased by up to 400% for the same size. The corresponding mechanism was also discussed in detail, which might pave the way for building high-performance electrical devices based on high-strength suspended graphene film.","dates":{"release":"2023-01-01T00:00:00Z","publication":"2023 Mar","modification":"2025-04-18T16:34:36.981Z","creation":"2025-04-07T03:51:56.094Z"},"accession":"S-EPMC10146136","cross_references":{"pubmed":["37420978"],"doi":["10.3390/mi14040745"]}}