作者: Gordon L. Graff , Zhenguo Yang , Daiwon Choi , Vilayanur V. Viswanathan , Wu Xu
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摘要: Lithium ion batteries having an anode comprising at least one graphene layer in electrical communication with titania to form a nanocomposite material, cathode lithium olivine structure, and electrolyte. The has carbon oxygen ratio of between 15 1 500 surface area 400 2630 m 2 /g. material specific capacity twice that without charge/discharge rate greater than about 10 C. structure the battery present invention is LiMPO 4 where M selected from group consisting Fe, Mn, Co, Ni combinations thereof.