Magnetophoresis-Assisted Capillary Assembly: A Versatile Approach for Fabricating Tailored 3D Magnetic SupercrystalsClick to copy article linkArticle link copied!
- Pierre MoritzPierre MoritzLaboratoire de Physique et Chimie des Nano-Objets, UMR 5215 INSA, CNRS, UPS, Université de Toulouse, 135 avenue de Rangueil, 31077 Toulouse, FranceLAAS-CNRS, Université de Toulouse, 7 avenue du Colonel Roche, 31077 Toulouse, FranceMore by Pierre Moritz
- Antoine GononAntoine GononLaboratoire de Physique et Chimie des Nano-Objets, UMR 5215 INSA, CNRS, UPS, Université de Toulouse, 135 avenue de Rangueil, 31077 Toulouse, FranceMore by Antoine Gonon
- Thomas BlonThomas BlonLaboratoire de Physique et Chimie des Nano-Objets, UMR 5215 INSA, CNRS, UPS, Université de Toulouse, 135 avenue de Rangueil, 31077 Toulouse, FranceMore by Thomas Blon
- Nicolas Ratel-RamondNicolas Ratel-RamondCEMES-CNRS, 29 rue Jeanne Marvig, 31055 Toulouse, FranceMore by Nicolas Ratel-Ramond
- Fabrice MathieuFabrice MathieuLAAS-CNRS, Université de Toulouse, 7 avenue du Colonel Roche, 31077 Toulouse, FranceMore by Fabrice Mathieu
- Pierre FargerPierre FargerLaboratoire de Physique et Chimie des Nano-Objets, UMR 5215 INSA, CNRS, UPS, Université de Toulouse, 135 avenue de Rangueil, 31077 Toulouse, FranceMore by Pierre Farger
- Juan-Manuel Asensio-RevertJuan-Manuel Asensio-RevertLaboratoire de Physique et Chimie des Nano-Objets, UMR 5215 INSA, CNRS, UPS, Université de Toulouse, 135 avenue de Rangueil, 31077 Toulouse, FranceMore by Juan-Manuel Asensio-Revert
- Simon CayezSimon CayezLaboratoire de Physique et Chimie des Nano-Objets, UMR 5215 INSA, CNRS, UPS, Université de Toulouse, 135 avenue de Rangueil, 31077 Toulouse, FranceMore by Simon Cayez
- David BourrierDavid BourrierLAAS-CNRS, Université de Toulouse, 7 avenue du Colonel Roche, 31077 Toulouse, FranceMore by David Bourrier
- Daisuke SayaDaisuke SayaLAAS-CNRS, Université de Toulouse, 7 avenue du Colonel Roche, 31077 Toulouse, FranceMore by Daisuke Saya
- Liviu NicuLiviu NicuLAAS-CNRS, Université de Toulouse, 7 avenue du Colonel Roche, 31077 Toulouse, FranceMore by Liviu Nicu
- Guillaume ViauGuillaume ViauLaboratoire de Physique et Chimie des Nano-Objets, UMR 5215 INSA, CNRS, UPS, Université de Toulouse, 135 avenue de Rangueil, 31077 Toulouse, FranceMore by Guillaume Viau
- Thierry LeïchléThierry LeïchléLAAS-CNRS, Université de Toulouse, 7 avenue du Colonel Roche, 31077 Toulouse, FranceSchool of Electrical and Computer Engineering, Georgia Tech−CNRS International Research Laboratory, Atlantic Drive, Atlanta, Georgia 30332, United StatesMore by Thierry Leïchlé
- Lise-Marie Lacroix*Lise-Marie Lacroix*Email: [email protected]. Tel: +33567048833. Fax: +33561559697.Laboratoire de Physique et Chimie des Nano-Objets, UMR 5215 INSA, CNRS, UPS, Université de Toulouse, 135 avenue de Rangueil, 31077 Toulouse, FranceMore by Lise-Marie Lacroix
Abstract

The fabrication and integration of sub-millimeter magnetic materials into predefined circuits is of major importance for the realization of portable devices designed for telecommunications, automotive, biomedical, and space applications but remains highly challenging. We report here a versatile approach for the fabrication and direct integration of nanostructured magnetic materials of controlled shaped at specific locations onto silicon substrates. The magnetophoresis-assisted capillary assembly of magnetic nanoparticles, either spherical or anisotropic, leads to the fabrication of high-performance Co-based permanent magnets and Fe-based supercrystals. Integrated sub-millimeter magnets as well as millimeter self-standing magnets exhibiting magnetic properties competing with NdFeB-based composites were obtained through this cost- and time-efficient process. The proof-of-concept of electromagnetic actuation of a micro-electromechanical system cantilever by means of these supercrystals highlights their potentiality as efficient integrated magnetic materials within nomadic devices.
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This article is cited by 5 publications.
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https://doi.org/10.1002/adem.202200733
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