Abstract
An aqueous supercapacitor based on two dissimilar polymers is presented. Negative and positive electrodes are fabricated by electrodepositing poly(1,5-naphthalenediamine) and poly(4,4′-oxydianiline) onto carbon-fabric-supported porous activated carbon coatings, respectively. The asymmetric supercapacitor has a broad voltage window of 1.6 V, high specific capacitance around 600 F g-1 and high mass loading over 10 mg cm-2 for each electrode. The capacitance retention is 91% after 10000 charge-discharge cycles. The charge storage mechanism accounting for the widened voltage window is proposed.
| Original language | English |
|---|---|
| Pages (from-to) | 3603-3610 |
| Number of pages | 8 |
| Journal | Sustainable Energy and Fuels |
| Volume | 3 |
| Issue number | 12 |
| DOIs | |
| Publication status | Published - 2019 |
| Externally published | Yes |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
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