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Cited by 551

The DOI matches its Crossref record; 3 of the 3 references it cites were found in a registry or an index.

Reversible Basal Plane Hydrogenation of Graphene

Open access
Ryu, Sunmin, Han, Melinda Y., Maultzsch, Janina, Heinz, Tony F., Kim, Philip, Steigerwald, Michael L., Brus, Louis E.·2008·Nano Letters

Abstract

We report the chemical reaction of single-layer graphene with hydrogen atoms, generated in situ by electron-induced dissociation of hydrogen silsesquioxane (HSQ). Hydrogenation, forming sp3 C--H functionality on the basal plane of graphene, proceeds at a higher rate for single than for double layers, demonstrating the enhanced chemical reactivity of single sheet graphene. The net H atom sticking probability on single layers at 300 K is at least 0.03, which exceeds that of double layers by at least a factor of 15. Chemisorbed hydrogen atoms, which give rise to a prominent Raman D band, can be detached by thermal annealing at 100-200 degrees C. The resulting dehydrogenated graphene is "activated" when photothermally heated it reversibly binds ambient oxygen, leading to hole doping of the graphene. This functionalization of graphene can be exploited to manipulate electronic and charge transport properties of graphene devices.

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Metadata

Authors
Ryu, S., Han, M. Y., Maultzsch, J., Heinz, T. F., Kim, P., Steigerwald, M. L., & Brus, L. E.
Venue
Nano Letters
Published
2008-11-18
Volume
8
Issue
12
Pages
4597-4602
ISSN
  • 1530-6984 (ISSN-L)
  • 1530-6992
OpenAlex
W1997159984
Cited by
551
References
3
FWCI
25.26
Type
journal article
Language
en
Open access
green

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.