Renewable plant-derived lignin for electrochemical energy systems

Lignin, as one of the most abundant natural polymers, has been proved to be a promising material for the construction of high-performance electrochemical energy systems, including electrodes, electrolytes, and separators, because of their low-cost and sustainable natures and unique structure with abundant functional group. In this review article, we outline some key contributions in this field such as fundamental principles and various electrochemical energy systems including rechargeable batteries, supercapacitors, solar cells, and fuel cells. At the same time, we also point out the significant scientific discussion and critical barriers for lignin-based materials for electrochemical energy systems and also provides feasible strategies for preparing new sustainable energy materials.

Automated summary

Lignin, as a abundant natural polymer, is a promising material for high-performance electrochemical energy systems due to its low-cost, sustainable nature and unique structure. This review outlines key contributions in the field, including fundamental principles and various electrochemical energy systems, and highlights significant scientific discussion and critical barriers for lignin-based materials. Feasible strategies for preparing new sustainable energy materials are also provided.