Nanoscale
Dopant-free synergy of Fe gradient and Na vacancies for boosted Na+ transport in O3-type cathodes.
Cheng Peng, Yutong Nong, Weigang Wang, Xinglong Liang, Yi Tian, Jingyi Zhang, Xiaowei Wang, Xing Ou, Xi Li, Jiafeng Zhang, Ji Liang
Published: 202610.1039/d5nr04929f
Abstract
O3-type NaNi1/3Fe1/3Mn1/3O2 (NFM) is a promising sodium-ion battery cathode due to its low cost and high theoretical capacity, but its structural instability, Fe migration, and Jahn-Teller distortion lead to severe phase transitions and capacity deca…
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