3D printing, an advanced layer-by-layer assembly technology, is an ideal platform for building architectures with customized geometries and controllable microstructures. Bio-inspired cellular material is one of most representative 3D-printed architectures, and attracting growing attention compared to block counterparts. The integration of 3D printing and cellular materials offer massive advantages and opens up great opportunities in diverse application fields, particularly in electrochemical energy storage and conversion (EESC). This article gives a comprehensive overview of 3D-printed cellular materials for advanced EESC. It begins with an introduction of advanced 3D printing techniques for cellular material fabrication, followed by the corresponding material design principles. Recent advances in 3D-printed cellular materials for EESC applications, including rechargeable batteries, supercapacitors and electrocatalysts are then summarized and discussed. Finally, current trends and challenges along with in-depth future perspectives are provided.

中文翻译：

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蜂窝材料的3D打印可实现高级电化学能量存储和转换

3D打印是一种先进的逐层组装技术，是构建具有自定义几何形状和可控微结构的建筑的理想平台。受生物启发的细胞材料是最具代表性的3D打印架构之一，与同类产品相比，受到越来越多的关注。3D打印和蜂窝材料的集成提供了巨大的优势，并为各种应用领域（尤其是电化学能量存储和转换（EESC））打开了巨大的机遇。本文对用于高级EESC的3D打印细胞材料进行了全面概述。首先介绍了用于蜂窝材料制造的高级3D打印技术，然后介绍了相应的材料设计原理。然后总结并讨论了用于EESC应用的3D打印蜂窝材料的最新进展，包括可充电电池，超级电容器和电催化剂。最后，提供了当前的趋势和挑战以及深入的未来观点。