Strategies to curb structural changes of lithium/transition metal oxide cathode materials & the changes’ effects on thermal & cycling stability

Yu Xiqian, Hu Enyuan, Bak Seongmin, Zhou Yong-Ning, Yang Xiao-Qing^†,

CobaltK-edge XANES spectra of overcharged (a) Li_0.33Ni_0.8Co_0.15Al_0.05O₂and (b) Li_0.33Ni_1/3Co_1/3Mn_1/3O₂electrodes during heating up to 500 °C. Insets show the detailed feature of pre-edge region A.^[32]