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This research aims to enhance the energy density of aqueous all-organic batteries through innovative polymer design.

An Energy‐Dense Aqueous All‐Polymer Battery Enabled by Unique Cross‐Conjugated Dual‐Active‐Center Design in Organic Redox Chemistry

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Randomized trial demonstrates enhanced energy density in aqueous all-organic batteries, suggesting a novel polymer design approach.

This research aims to enhance the energy density of aqueous all-organic batteries through innovative polymer design.
Developed cross-conjugated dual-active-center design for 2D redox polymers.
Synthesized polymers with alternating pyrazine-quinone units and their analogues.
Evaluated performance metrics such as capacity, potential, and lifespan in various electrolytes.
PQ polymer achieved a capacity of 251 mAh g−1 and a reduction potential of 0.46 V vs. SHE.
Demonstrated an ultralong lifespan of 83.8% at −20°C over 12,000 cycles.
The PD//PQ battery configuration reached an average output voltage of 1.31 V and specific energy of 111.7 Wh kg−1.

Zhong et al. (2026) studied this question.

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View Full Paper

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Authors

Randomized trial demonstrates enhanced energy density in aqueous all-organic batteries, suggesting a novel polymer design approach.

This research aims to enhance the energy density of aqueous all-organic batteries through innovative polymer design.
Developed cross-conjugated dual-active-center design for 2D redox polymers.
Synthesized polymers with alternating pyrazine-quinone units and their analogues.
Evaluated performance metrics such as capacity, potential, and lifespan in various electrolytes.
PQ polymer achieved a capacity of 251 mAh g−1 and a reduction potential of 0.46 V vs. SHE.
Demonstrated an ultralong lifespan of 83.8% at −20°C over 12,000 cycles.
The PD//PQ battery configuration reached an average output voltage of 1.31 V and specific energy of 111.7 Wh kg−1.

Zhong et al. (2026) studied this question.

View Full Paper

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