Advancements in silicon carbide-based supercapacitors: materials, performance, and emerging applications

Silicon carbide (SiC) nanomaterials have emerged as promising candidates for supercapacitor electrodes due to their unique properties, which encompass a broad electrochemical stability range, exceptional mechanical strength, and resistance to extreme conditions. This review offers a comprehensive ov...

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Bibliographic Details
Published in:Nanoscale 2024-01, Vol.16 (2), p.54-526
Main Authors: Liu, Yangwen, Li, Guanghuan, Huan, Li, Cao, Sheng
Format: Article
Language:English
Subjects:
Composite materials
Cycles
Electrochemical analysis
Liquid phases
Metal oxides
Nanomaterials
Silicon carbide
Stability
Supercapacitors
Synthesis
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Summary:Silicon carbide (SiC) nanomaterials have emerged as promising candidates for supercapacitor electrodes due to their unique properties, which encompass a broad electrochemical stability range, exceptional mechanical strength, and resistance to extreme conditions. This review offers a comprehensive overview of the latest advancements in SiC nanomaterials for supercapacitors. It encompasses diverse synthesis methods for SiC nanomaterials, including solid-state, gas-phase, and liquid-phase synthesis techniques, while also discussing the advantages and challenges associated with each method. Furthermore, this review places a particular emphasis on the electrochemical performance of SiC-based supercapacitors, highlighting the pivotal role of SiC nanostructures and porous architectures in enhancing specific capacitance and cycling stability. A deep dive into SiC-based composite materials, such as SiC/carbon composites and SiC/metal oxide hybrids, is also included, showcasing their potential to elevate energy density and cycling stability. Finally, the paper outlines prospective research directions aimed at surmounting existing challenges and fully harnessing SiC's potential in the development of next-generation supercapacitors. This review article highlights recent advancements in silicon carbide nanomaterials for supercapacitors, encompassing synthesis techniques, electrochemical performance, SiC-based composite materials, and future research prospects.
ISSN:2040-3364
2040-3372
DOI:10.1039/d3nr05050e