The self-standing nanorod Co 2.4 Sn 0.6 O 4 is synthesized as a high-performance anode material in search of high capacity and stable anode materials for sodium-ion batteries. The Co 2.4 Sn 0.6 O 4 nanorod exhibits a high reversible capacity of 576 mAh g -1 at a current density of 80 mA g -1 and...