Surface structure evolution of cathode materials for Li-ion batteries

Lyu Yingchun¹, Liu Yali², Gu Lin^{1, 3, †,}

TEM images of (a) fresh LiNi_0.8Co_0.15Al_0.05O₂powder and (b) LiNi_0.8Co_0.15Al_0.05O₂grain from air-exposed electrode. Charge and discharge profiles for (c) fresh cathode and (d) air-exposed cathode.^[41]