Understanding the Air‐Exposure Degradation Chemistry of the Sacrificial Cathode Additive Li5FeO4 for Li‐Ion Batteries
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DOI: 10.1002/adfm.202315010
Abstract: Li5FeO4 (LFO) is emerging as a promising prelithiation additive due to the high lithium donor capacity (>700 mAh g−1), cheap raw materials, good environmental adaptability, and reliable synthesis approach. However, LFO suffers from extremely poor… read more here.
Keywords: chemistry; li5feo4; degradation; air exposure ... See more keywords
Air-stable Li5FeO4 additive enabled by carbon coating for energy-dense lithium-ion batteries
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DOI: 10.1038/s41467-025-62418-1
Abstract: Li5FeO4 is a promising pre-lithiation additive for the positive electrode in lithium-ion batteries, offering the potential to enhance energy density. However, its susceptibility to air degradation presents a significant challenge for commercialization. In this study,… read more here.
Keywords: carbon; li5feo4; capacity; carbon coating ... See more keywords
Crystal structure modification enhances air stability and suppresses O2 evolution in Li5FeO4: insights from experiments and DFT calculations
Sign Up to like & getrecommendations! Published in 2025 at "Journal of Materials Chemistry A"
DOI: 10.1039/d5ta01549a
Abstract: The usage of Li5FeO4 (LFO) as a prelithiation additive in cathodes to improve battery energy density stands out as an excellent option, boasting a remarkable theoretical specific capacity and the... read more here.
Keywords: structure modification; li5feo4; crystal structure; air stability ... See more keywords