Capacity retention 1 Cathode Active Material Cathode active material 1 Cathodes 1 Cathodes material 1 Crystal structure 1 Cycling performance 1 Doping 1 Electric discharges 1 Electromobility 1 High specific capacity 1 Higher energy density 1 LiNiO2 1 Lithium compounds 1 Lithium-Ion Battery 1 Lithium-ion batteries 1 Magnesium 1 Magnesium compounds 1 Nickel compounds 1 Precipitation (chemical) 1 Synchrotron PXRD 1 Thermodynamic stability 1 Voltage ranges 1 X ray diffraction 1 X- ray diffractions 1