Electrokinetic Janus micromotors moving on topographically flat chemical patterns

Tao Huang; Vyacheslav Misko; Anja Caspari; Alla Synytska; Bergoi Ibarlucea; Franco Nori; Jürgen Fassbender; Gianaurelio Cuniberti; Denys Makarov; Larysa Baraban

doi:10.1038/s43246-022-00282-y

Communications Materials (Aug 2022)

Electrokinetic Janus micromotors moving on topographically flat chemical patterns

Tao Huang,
Vyacheslav Misko,
Anja Caspari,
Alla Synytska,
Bergoi Ibarlucea,
Franco Nori,
Jürgen Fassbender,
Gianaurelio Cuniberti,
Denys Makarov,
Larysa Baraban

Affiliations

Tao Huang: Helmholtz-Zentrum Dresden-Rossendorf e.V., Institute of Radiopharmaceutical Cancer Research
Vyacheslav Misko: µFlow group, Department of Bioengineering Sciences, Department of Chemical Engineering, Vrije Universiteit Brussel
Anja Caspari: Leibniz-Institut für Polymerforschung Dresden e.V.
Alla Synytska: Leibniz-Institut für Polymerforschung Dresden e.V.
Bergoi Ibarlucea: Max Bergmann Center of Biomaterials and Institute for Materials Science, Technische Universität Dresden
Franco Nori: Theoretical Quantum Physics Laboratory, RIKEN Cluster for Pioneering Research
Jürgen Fassbender: Helmholtz-Zentrum Dresden-Rossendorf e.V., Institute of Ion Beam Physics and Materials Research
Gianaurelio Cuniberti: Max Bergmann Center of Biomaterials and Institute for Materials Science, Technische Universität Dresden
Denys Makarov: Helmholtz-Zentrum Dresden-Rossendorf e.V., Institute of Ion Beam Physics and Materials Research
Larysa Baraban: Helmholtz-Zentrum Dresden-Rossendorf e.V., Institute of Radiopharmaceutical Cancer Research

DOI: https://doi.org/10.1038/s43246-022-00282-y
Journal volume & issue: Vol. 3, no. 1
pp. 1 – 10

Abstract

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Ionic selectivity in microfluidics is challenging due to the differing length scales between ions and channels. Here, a model system emulates ionic transport at the microscale with electrokinetic spherical Janus micromotors moving over surfaces with spatially varying charge.

Published in Communications Materials

ISSN: 2662-4443 (Online)
Publisher: Nature Portfolio
Country of publisher: United States
LCC subjects: Technology: Electrical engineering. Electronics. Nuclear engineering: Materials of engineering and construction. Mechanics of materials
Website: https://www.nature.com/commsmat/

About the journal