Lee, Jang-Woo Kim, Minho Na, Wonjun Hong, Soon Man Koo, Chong Min 2024-01-20T06:30:14Z 2024-01-20T06:30:14Z 2021-09-05 2015-09 0008-6223 https://pubs.kist.re.kr/handle/201004/125069 A highly efficient graphene nanosheet (GNS) production process based on spontaneous electrochemical reactions - (i) spontaneous lithiation reaction through the direct contact between graphite powder and Li metal in an electrolyte due to the high electrochemical potential difference; and (ii) reaction of Li inside the lithiated graphite with water - is reported. This process, with the absence of supplied energies, is oxidation-free, very fast, scalable and produces a high quality GNS (C/O: 17.9 by EA, I-D/I-G: 0.55 by Raman spectroscopy) with a high yield (>95 wt.%). (C) 2015 Elsevier Ltd. All rights reserved. English PERGAMON-ELSEVIER SCIENCE LTD ELECTROLYTIC EXFOLIATION GRAPHITE OXIDE INTERCALATION REDUCTION EFFICIENT SHEETS FILMS Fabrication of high quality graphene nanosheets via a spontaneous electrochemical reaction process Article 10.1016/j.carbon.2015.04.095 1 CARBON, v.91, pp.527 - 534 CARBON 91 527 534 scie scopus 000356554500054 2-s2.0-84930193311 Chemistry, Physical Materials Science, Multidisciplinary Chemistry Materials Science Article ELECTROLYTIC EXFOLIATION GRAPHITE OXIDE INTERCALATION REDUCTION EFFICIENT SHEETS FILMS graphene spontaneous reaction direct lithium intercation