School of Chemistry and Chemical Engineering Central South University Changsha 410083 China;
School of Metallurgical Science and Engineering Central South University Changsha 410083 China;
School of Metallurgical Science and Engineering Central South University Changsha 410083 China;
School of Metallurgical Science and Engineering Central South University Changsha 410083 China;
School of Metallurgical Science and Engineering Central South University Changsha 410083 China;
School of Metallurgical Science and Engineering Central South University Changsha 410083 China;
lithium-ion batteries; cathode material; layered structure; nickel-cobalt-manganese oxides;