Issue 93, 2014
From the journal:

Chemical Communications

Optimization of proton conductivity in graphene oxide by filling sulfate ions†

Kazuto Hatakeyama,ab   Mohammad Razaul Karim,ac   Chikako Ogata,ab   Hikaru Tateishi,ab   Takaaki Taniguchi,ab   Michio Koinuma,ab   Shinya Hayami*ab  and  Yasumichi Matsumoto*ab  

* Corresponding authors

a Graduate School of Science and Technology, Kumamoto University, 2-39-1 Kurokami, Chuo-ku, Kumamoto 860-8555, Japan
E-mail: yasumi@gpo.kumamoto-u.ac.jp, Hayami@sci.kumamoto-u.ac.jp
Fax: +81-96-342-3679
Tel: +81-96-342-3659

b JST, CREST, Gobancho, 7 Gobancho, Chiyoda-ku, Tokyo, Japan

c Department of Chemistry, School of Physical Sciences, Shahjalal University of Science & Technology, Sylhet-3114, Bangladesh

Abstract

Graphene oxide (GO) walled channels filled by sulfate ions exhibit an optimized proton conductivity, which is higher than the proton conductivity of all other forms of GO. The sulphate ion increases the water absorbing capacity and hydrogen bond reformation process in GO.

Graphical abstract: Optimization of proton conductivity in graphene oxide by filling sulfate ions

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Article information

DOI
https://doi.org/10.1039/C4CC07273A
Article type
Communication
Submitted
15 Sep 2014
Accepted
30 Sep 2014
First published
10 Oct 2014

Chem. Commun., 2014,50, 14527-14530

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Optimization of proton conductivity in graphene oxide by filling sulfate ions

K. Hatakeyama, M. Razaul Karim, C. Ogata, H. Tateishi, T. Taniguchi, M. Koinuma, S. Hayami and Y. Matsumoto, Chem. Commun., 2014, 50, 14527 DOI: 10.1039/C4CC07273A

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