Unleashing recent electrolyte materials for next-generation supercapacitor applications: A comprehensive review

Supercapacitors, also known as electrochemical capacitors, have gained significant prominence in past few years due to their high energy and power density compared to traditional capacitors and batteries. Electrolyte materials have a significant impact on the performance and longevity of supercapacitors. This review article provides an overview of the recent advancements in electrolyte materials for supercapacitor applications, including ionic liquids, solid-state electrolytes, and gel electrolytes. The properties, such as conductivity, stability, and electrochemical window, are discussed in detail, along with their impact on the performance of supercapacitors. The article also highlights the challenges and future directions in the development of advanced electrolyte materials for supercapacitors. The aim of this review is to provide a comprehensive understanding of the electrolyte materials for supercapacitor applications and their potential for various energy storage applications.