Nano Gold for Supercapacitors and Batteries

The expansion of cutting-edge energy storage technology is a crucial global concern, wherein the advancement in materials will play a significant role in the development of next-generation energy storage devices. Nano gold, being a highly conductive material with unique chemical and physical properties, has garnered significant attention in the field of energy storage advancement. Regrettably, there is a scarcity of pertinent literature reviews that specifically address the utilization of nano gold in the context of energy storage systems. Therefore, this review initiates with a comprehensive analysis of the physical and chemical properties of nano gold that contribute to its advantageous role in energy storage. Additionally, it explores the potential influencing factors. Furthermore, it delves into the recent advancements and comprehension of nano gold-based composites in the applications of supercapacitors and batteries, including alkaline metal-ion batteries, metal-sulfur batteries, and metal-O2 batteries. This review specifically focuses on the physical and chemical properties of nano gold, particularly its conductivity and catalytic properties. These properties are beneficial for energy storage mechanisms and have an impact on the effectiveness of nano gold in specific applications. The study also explores the factors that influence these properties and highlights the unique advantages of nano gold. Finally, this paper discusses the current challenges and future trends in the development of advanced nanomaterials derived from nano gold. It also explores the prospects and potential obstacles in utilizing these materials for more promising and large-scale commercial applications in the field of clean energy.