{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Mieszczanek P"],"funding":["German Research Foundation","Deutsche Forschungsgemeinschaft","Australian Research Council Industrial Transformation Training Centre","European Education and Culture Executive Agency"],"pagination":["e2100519"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC11468355"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["33(29)"],"pubmed_abstract":["Melt electrowriting (MEW) is a high-resolution additive manufacturing technology that balances multiple parametric variables to arrive at a stable fabrication process. The better understanding of this balance is underscored here using high-resolution camera vision of jet stability profiles in different electrical fields. Complementing this visual information are fiber-diameter measurements obtained at precise points, allowing the correlation to electrified jet properties. Two process signatures-the jet angle and for the first time, the Taylor cone area-are monitored and analyzed with a machine vision system, while SEM imaging for diameter measurement correlates real-time information. This information, in turn, allows the detection and correction of fiber pulsing for accurate jet placement on the collector, and the in-process assessment of the fiber diameter. Improved process control is used to successfully fabricate collapsible MEW tubes; structures that require exceptional accuracy and printing stability. Using a precise winding angle of 60° and 300 layers, the resulting 12 mm-thick tubular structures have elastic snap-through instabilities associated with mechanical metamaterials. This study provides a detailed analysis of the fiber pulsing occurrence in MEW and highlights the importance of real-time monitoring of the Taylor cone volume to better understand, control, and predict printing instabilities."],"journal":["Advanced materials (Deerfield Beach, Fla.)"],"pubmed_title":["Convergence of Machine Vision and Melt Electrowriting."],"pmcid":["PMC11468355"],"funding_grant_id":["2013/3137 001-001","322483321","IC160100026"],"pubmed_authors":["Mieszczanek P","Robinson TM","Dalton PD","Hutmacher DW"],"additional_accession":[]},"is_claimable":false,"name":"Convergence of Machine Vision and Melt Electrowriting.","description":"Melt electrowriting (MEW) is a high-resolution additive manufacturing technology that balances multiple parametric variables to arrive at a stable fabrication process. The better understanding of this balance is underscored here using high-resolution camera vision of jet stability profiles in different electrical fields. Complementing this visual information are fiber-diameter measurements obtained at precise points, allowing the correlation to electrified jet properties. Two process signatures-the jet angle and for the first time, the Taylor cone area-are monitored and analyzed with a machine vision system, while SEM imaging for diameter measurement correlates real-time information. This information, in turn, allows the detection and correction of fiber pulsing for accurate jet placement on the collector, and the in-process assessment of the fiber diameter. Improved process control is used to successfully fabricate collapsible MEW tubes; structures that require exceptional accuracy and printing stability. Using a precise winding angle of 60° and 300 layers, the resulting 12 mm-thick tubular structures have elastic snap-through instabilities associated with mechanical metamaterials. This study provides a detailed analysis of the fiber pulsing occurrence in MEW and highlights the importance of real-time monitoring of the Taylor cone volume to better understand, control, and predict printing instabilities.","dates":{"release":"2021-01-01T00:00:00Z","publication":"2021 Jul","modification":"2025-04-26T07:50:07.33Z","creation":"2025-04-06T12:29:50.881Z"},"accession":"S-EPMC11468355","cross_references":{"pubmed":["34101929"],"doi":["10.1002/adma.202100519"]}}