High-Performance Supercapacitors with g-C3N4 and CuCo2O4
Author Information
Author(s): Ma Lina, He Xiaojie, He Shasha, Yu Shirui, Zhang Song, Fu Yongming
Primary Institution: Moutai Institute, Zunyi, China
Hypothesis
Integrating g-C3N4 into CuCo2O4 electrodes will enhance their electrochemical performance.
Conclusion
The g-C3N4/CuCo2O4 heterostructure shows significant improvements in specific capacitance and cycling stability compared to unmodified CuCo2O4.
Supporting Evidence
- The g-C3N4/CuCo2O4 electrode achieved a specific capacity of 247.5 mA h g−1 at a current density of 1 A g−1.
- It maintained a capacity of 87.0 mA h g−1 at a current density of 5 A g−1.
- The electrode retained 98% of its capacity after 1000 cycles.
Takeaway
This study shows that adding a special material called g-C3N4 to another material, CuCo2O4, makes batteries that store energy much better and last longer.
Methodology
The study involved synthesizing g-C3N4/CuCo2O4 nanoflower electrodes on nickel foam and testing their electrochemical properties using cyclic voltammetry and galvanostatic charge-discharge methods.
Limitations
The study does not address the long-term stability of the materials in real-world applications.
Digital Object Identifier (DOI)
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