A polyanionic organic cathode for highly efficient K-ion full batteries

Polyanionic sodium anthraquinone-2,6-disulfonate (Na2AQ26DS, 130 mAh g−1) is employed as an organic cathode for K-ion full cells, where the reduced-state graphite (K-intercalated state) is used as a starting anode material. The resulting full cells can deliver average capacities of ~105 mAh g−1catho...

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Bibliographic Details
Main Authors: Di Li, Wu Tang, Chuan Wang, Cong Fan
Format: Article
Language:English
Published: Elsevier 2019-08-01
Series:Electrochemistry Communications
Online Access:http://www.sciencedirect.com/science/article/pii/S1388248119301729