POSITIVE-ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY

This positive-electrode active material for a non-aqueous electrolyte secondary battery contains a lithium and transition metal composite oxide represented by the composition formula: LixMnyNizGeaMbO2-cFc (where, M is at least one elements selected from Ti, Co, Si, Al, Nb, W, Mo, P, Ca, Mg, Sb, Na, B, V, Cr, Fe, Cu, Zn, Sr, Zr, Ru, K, and Bi; 1.0