Graphene-edge dielectrophoretic tweezers for trapping of biomolecules

Avijit Barik; Yao Zhang; Roberto Grassi; Binoy Paulose Nadappuram; Joshua B. Edel; Tony Low; Steven J. Koester; Sang-Hyun Oh

doi:10.1038/s41467-017-01635-9

Nature Communications (Nov 2017)

Graphene-edge dielectrophoretic tweezers for trapping of biomolecules

Avijit Barik,
Yao Zhang,
Roberto Grassi,
Binoy Paulose Nadappuram,
Joshua B. Edel,
Tony Low,
Steven J. Koester,
Sang-Hyun Oh

Affiliations

Avijit Barik: Department of Electrical and Computer Engineering, University of Minnesota
Yao Zhang: Department of Electrical and Computer Engineering, University of Minnesota
Roberto Grassi: Department of Electrical and Computer Engineering, University of Minnesota
Binoy Paulose Nadappuram: Department of Chemistry, Imperial College London
Joshua B. Edel: Department of Chemistry, Imperial College London
Tony Low: Department of Electrical and Computer Engineering, University of Minnesota
Steven J. Koester: Department of Electrical and Computer Engineering, University of Minnesota
Sang-Hyun Oh: Department of Electrical and Computer Engineering, University of Minnesota

DOI: https://doi.org/10.1038/s41467-017-01635-9
Journal volume & issue: Vol. 8, no. 1
pp. 1 – 9

Abstract

Read online

The capability of positioning target molecules onto the edges of patterned graphene nanostructures is highly desirable. Here, the authors demonstrate that the atomically sharp edges of graphene can be used as dielectrophoretic tweezers for gradient-force-based trapping applications.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

About the journal