An aqueous capacitor battery hybrid device based on Na-ion insertion-deinsertion in λ-MnO2 positive electrode

• λ-MnO2 is synthesized via treating LiMn2O4 with H2SO4. • λ-MnO2 electrode exhibits a high specific capacity of 390.7mAhg−1 at 13.6mAg−1. • The capacitor battery AC/λ-MnO2 shows a specific energy of 19.7WhKg−1 at a power density of 3500WKg−1.

Bibliographic Details
Published in:Electrochimica acta : the journal of the International Society of Electrochemistry (ISE), Vol. 148 (2014), p. 237-243
Main Author: Zhang, Ying
Other Involved Persons: Yuan, Congli ; Ye, Ke ; Jiang, Xue ; Yin, Jinling ; Wang, Guiling ; Cao, Dianxue
Format: electronic Article
Physical Description:Online-Ressource
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