Enlarging the porosity of metal–organic framework-derived carbons for supercapacitor applications by a template-free ethylene glycol etching method

Author:

Xin Ruijing1ORCID,Kim Minjun1,Cheng Ping1,Ashok Aditya1ORCID,Chowdhury Silvia1,Park Teahoon2ORCID,Alowasheeir Azhar3,Hossain Md. Shahriar4ORCID,Tang Jing5,Yi Jin Woo2,Yamauchi Yusuke13ORCID,Kaneti Yusuf Valentino1,Na Jongbeom16ORCID

Affiliation:

1. Australian Institute for Bioengineering and Nanotechnology (AIBN), The University of Queensland, Brisbane, QLD 4072, Australia

2. Carbon Composite Department, Composites Research Division, Korea Institute of Materials Science (KIMS), 797, Changwon-daero, Seongsan-gu, Changwon-si 51508, Gyeongsangnam-do, Republic of Korea

3. JST-ERATO Yamauchi Materials Space-Tectonics Project, International Center for Materials Nanoarchitectonics (WPI-MANA), National Institute for Materials Science, 1-1 Namiki, Tsukuba, Ibaraki 305-0044, Japan

4. School of Mechanical and Mining Engineering, Faculty of Engineering, Architecture, and Information Technology (EAIT), The University of Queensland, Brisbane, QLD 4072, Australia

5. School of Chemistry and Molecular Engineering, Shanghai Key Laboratory of Green Chemistry and Chemical Processes, Institute of Eco-Chongming, East China Normal University, Shanghai 200062, China

6. Materials Architecturing Research Center, Korea Institute of Science and Technology, Seoul, Republic of Korea

Abstract

Enlargement of micropores in zeolitic imidazolate framework particles into mesopores is achieved via an ethylene glycol-assisted aqueous etching method. The etched carbon shows a higher specific capacitance than unetched one at high scan rates.

Funder

Korea Institute of Materials Science

Publisher

Royal Society of Chemistry (RSC)

Subject

General Materials Science,Renewable Energy, Sustainability and the Environment,General Chemistry

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