Journal Article ultrahigh capacity Li-ion batteries Li‐ion battery cathode Li‐rich cathodes Monte Carlo simulations Ni-rich layered cathodes contact-electrification density function theory elastic lattices fast lithium-ion transport fatigue resistance gradient disordering heterogeneous catalysis hydrogen peroxide initial Coulombic efficiency intrinsic defects layered oxide cathodes lithium titanate anodes mortise-tenon structures oxygen loss percolation theory polymers prolonged cyclability quenching reversible Li extraction reversible tetrahedral sites triboelectrification volume variations