Development of Zn-CoS@Ni(OH)2 Heterostructured Nanosheets for High-Performance Supercapacitors
2024
High-Performance Supercapacitors with Zn-CoS@Ni(OH)2 Nanosheets
publication
Evidence: high
Author Information
Author(s): Cheng Hengxu, Wang Jian, Song Shiwei, Dai Meizhen, Li Yucai, Zhang Dong, Zhao Depeng
Primary Institution: School of New Energy, Shenyang Institute of Engineering, Shenyang 110136, China
Hypothesis
The doping of Zn in CoS@Ni(OH)2 will enhance the electrochemical performance of supercapacitors.
Conclusion
The Zn-CoS@Ni(OH)2-1 nanosheets demonstrated superior capacitance and energy density compared to traditional materials.
Supporting Evidence
- The material achieved a specific capacitance of 624 F/g at a current density of 1 A/g.
- The device demonstrated an energy density of 35.4 Wh kg−1 when assembled with Active Carbon.
- Zn doping improved conductivity and electrochemical activity.
Takeaway
Scientists made a new material that helps batteries charge faster and hold more energy, which is great for using renewable energy.
Methodology
Zn-CoS@Ni(OH)2-1 nanosheets were synthesized on nickel foam using a three-step hydrothermal method.
Digital Object Identifier (DOI)
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