Recycling of spent LiFePO4 batteries with an acid-free process to high-rate Na2FeP2O7@C cathodes for sodium-ion storage

Green Chem., 2026, Advance Article
DOI: 10.1039/D6GC00598E, Paper

Xianghao Meng, Weiya Tian, Xiaoling Wang, Jiaju Lu, Junxian Hu, Qing Zhao, Bo Jin, Yaochun Yao
The escalating retirement of lithium iron phosphate (LiFePO₄, LFP) batteries necessitates the development of sustainable recycling strategies that avoid traditional acid/alkali consumption and secondary pollution.
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