Abstract
With the growing demand for sustainable energy, electrochemical energy storage, particularly lithium-based batteries, is crucial. While graphite anodes are widely used, their low theoretical capacity (∼372 mAh g−1) limits energy density. Silicon emerges as a promising alternative due to its tenfold higher capacity, but its practical application is hindered by severe volume expansion (up to 400%) during lithiation, leading to electrode degradation. This paper reviews silicon anodes, focusing on optimization strategies to enhance their performance. Key factors such as binders and electrolytes significantly influence anode stability and efficiency. By carefully selecting adhesives and electrolytes during electrode design, the detrimental effects of volume expansion can be mitigated, improving cycling stability and capacity retention. The study highlights the importance of material combinations in manufacturing to achieve superior anode performance, offering insights into advancing silicon-based batteries for next-generation energy storage solutions.
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