Uniform doping of graphene close to the Dirac point by polymer-assisted assembly of molecular dopants

Hans He; Kyung Ho Kim; Andrey Danilov; Domenico Montemurro; Liyang Yu; Yung Woo Park; Floriana Lombardi; Thilo Bauch; Kasper Moth-Poulsen; Tihomir Iakimov; Rositsa Yakimova; Per Malmberg; Christian Müller; Sergey Kubatkin; Samuel Lara-Avila

doi:10.1038/s41467-018-06352-5

Nature Communications (Sep 2018)

Uniform doping of graphene close to the Dirac point by polymer-assisted assembly of molecular dopants

Hans He,
Kyung Ho Kim,
Andrey Danilov,
Domenico Montemurro,
Liyang Yu,
Yung Woo Park,
Floriana Lombardi,
Thilo Bauch,
Kasper Moth-Poulsen,
Tihomir Iakimov,
Rositsa Yakimova,
Per Malmberg,
Christian Müller,
Sergey Kubatkin,
Samuel Lara-Avila

Affiliations

Hans He: Department of Microtechnology and Nanoscience, Chalmers University of Technology
Kyung Ho Kim: Department of Microtechnology and Nanoscience, Chalmers University of Technology
Andrey Danilov: Department of Microtechnology and Nanoscience, Chalmers University of Technology
Domenico Montemurro: Department of Microtechnology and Nanoscience, Chalmers University of Technology
Liyang Yu: Department of Chemistry and Chemical Engineering, Chalmers University of Technology
Yung Woo Park: Department of Physics and Astronomy, Seoul National University
Floriana Lombardi: Department of Microtechnology and Nanoscience, Chalmers University of Technology
Thilo Bauch: Department of Microtechnology and Nanoscience, Chalmers University of Technology
Kasper Moth-Poulsen: Department of Chemistry and Chemical Engineering, Chalmers University of Technology
Tihomir Iakimov: Department of Physics, Chemistry and Biology, Linkoping University
Rositsa Yakimova: Department of Physics, Chemistry and Biology, Linkoping University
Per Malmberg: Department of Chemistry and Chemical Engineering, Chalmers University of Technology
Christian Müller: Department of Chemistry and Chemical Engineering, Chalmers University of Technology
Sergey Kubatkin: Department of Microtechnology and Nanoscience, Chalmers University of Technology
Samuel Lara-Avila: Department of Microtechnology and Nanoscience, Chalmers University of Technology

DOI: https://doi.org/10.1038/s41467-018-06352-5
Journal volume & issue: Vol. 9, no. 1
pp. 1 – 7

Abstract

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Incorporating dopants in the graphene lattice to tune its electronic properties is a challenging task. Here, the authors report a strategy to dope epitaxial large-area graphene on SiC by means of spin-coating deposition of F4TCNQ polymers in ambient conditions.

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/

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