High Performance Graphene/Ni2P Hybrid Anodes for Lithium and Sodium Storage through 3D Yolk–Shell‐Like Nanostructural Design
High Performance Graphene/Ni2P Hybrid Anodes for Lithium and Sodium Storage through 3D Yolk–Shell‐Like Nanostructural Design
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DOI：
10.1002/adma.201604015
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发表时间：
2017
影响因子：
29.4
通讯作者：
Chao Wu;P. Kopold;P. V. van Aken;J. Maier;Yan Yu
中科院分区：
文献类型：
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作者：
Chao Wu;P. Kopold;P. V. van Aken;J. Maier;Yan Yu
采用自组装和自模板技术，设计并制备了一种由多孔互连石墨烯网络和Ni2P纳米颗粒嵌入的三维蛋黄壳状电极材料.这种新颖的纳米结构集成了纳米结构和微结构的优点，并提供了涉及活性纳米颗粒的高效和稳定的电化学电路，从而在可逆性、倍率性能和循环稳定性方面产生优异的电化学性能。
A 3D yolk-shell-like electrode material composed of a porous interconnected graphene network and embedded Ni2 P nanoparticles is designed and fabricated by an assembly and self-template strategy. This novel nanoarchitecture integrates the advantages of nanostructure and microstructure, and provides highly efficient and stable electrochemical circuits involving the active nanoparticles, leading to excellent electrochemical performance in terms of reversibility, rate capability, and cycle stability.