Influence of Co increment on the electrochemical properties of Li1.2[Mn0.520.5xNi0.20.5xCo0.08+x]O2 cathode materials for lithium-ion batteries》.pdfVIP

Journal of Alloys and Compounds 643 (2015) 223–230 Contents lists available at ScienceDirect Journal of Alloys and Compounds journal homepage: www.else /locate/jalcom Influence of Co increment on the electrochemical properties of Li1.2[Mn0.520.5xNi0.20.5xCo0.08+x ]O2 cathode materials for lithium-ion batteries Chunlei Wang a, Fei Zhou a,b,⇑, Chong Ren a, Jizhou Kong a,b, Zhou Tang c, Junxiu Li c, Chao Yu d, Wei-Ping Tang d a State Key Laboratory of Mechanics and Control of Mechanical Structure, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China b College of Mechanical and Electrical Engineering, Nanjing University of Aeronautics and Astronautics, Jiangsu Precision and Micro-Manufacturing Technology Laboratory, Nanjing 210016, China cJiangsu Cobalt Nickel Metal (KLK) Co., Ltd, Taixing 225404, China d Shanghai Institute of Space Power-Sources, Shanghai 200245, China a r t i c l e i n f o a b s t r a c t Article history: MCO3 precursors are synthesized via co-precipitation method using NaCO3 as the precipitation, and the Received 21 February 2015 environment friendly C H NaO is acted as complexing agent to replace NH H O. And then the mixtures 3 5 3 3 2 Received in revised form 17 April 2015 of MCO precursors and LiOHH O are calcined at 950 C to form Li [Mn Ni Co ]O cath- 3 2 1.2 0.520.5x 0.20.5x 0.08+x 2 Accepted 21 April 2015