Extracting the Full Potential of Single

Supercapacitors are electrochemical energy storage systems that physically store charge, contrasting with batteries that rely on chemical reactions. This study addresses the limitations of supercapacitors, particularly their lower energy density compared to batteries, while emphasizing their advantages in higher power and longer lifetimes. The objective is to develop advanced supercapacitors utilizing single-walled carbon nanotubes (SWCNTs) to improve operating voltage and energy delivery. The authors employed a series of experimental methods to fabricate and characterize the SWCNT-based electrodes, which demonstrated significant enhancements in power and energy density while maintaining high cyclability. Results indicate that these electrodes can operate effectively at 4V, thus positioning supercapacitors as viable options for future energy storage solutions in applications like regenerative braking and renewable energy systems. The findings highlight the potential of SWCNTs to fulfill the growing demand for efficient energy storage technologies. This work paves the way for the integration of advanced materials in energy storage applications that require high performance and durability.