Abstract: Disclosed are an apparatus for distributing power of an electric vehicle and a method thereof capable of optimally improving the energy consumption efficiency of the electric vehicle by predicting a vehicle speed for a predetermined time using a learned vehicle speed prediction model, determining wheel power based on the vehicle speed, and distributing the wheel power to a front wheel drive motor and a rear wheel drive motor. The apparatus includes a storage that stores a vehicle speed prediction model in which learning is completed, and a controller that predicts a vehicle speed for a preset time using the vehicle speed prediction model, determines wheel power based on the vehicle speed, and distributes the wheel power to a front wheel drive motor and a rear wheel drive motor.

Abstract: A negative active material for a rechargeable lithium battery includes a composite carbon particle including a core particle including crystalline-based carbon and a coating layer positioned on the surface of the core particle and including amorphous carbon. A peak intensity (I1620) at 1620 cm?1 ranges from about 0.01 to about 0.1, a peak intensity (I1360) at 1360 cm?1 ranges from about 0.05 to about 0.5, and a peak intensity (I1580 at 1580 cm?1 ranges from about 0.1 to about 0.8 in a Raman spectrum of the composite carbon particle.

Abstract: An electrode for a rechargeable battery and a rechargeable battery, the electrode including a current collector; an electrode active material layer; and an electrolyte solution impregnation layer, wherein the electrolyte solution impregnation layer includes a metal oxide and a conductive material.

Abstract: Provided is a positive active material, a positive electrode including the positive active material, a lithium battery, and a manufacturing method of the same. The positive active material includes a core including a lithium nickel composite oxide and a coating layer formed on the core. The coating layer improves structural stability of the positive active material. Accordingly, lifespan properties of a lithium battery including the positive active material may be improved.

Abstract: Provided are a composition for a negative electrode, and a negative electrode and lithium battery including the composition. The composition includes a negative active material that contains one or more of a metal or a metalloid, an acrylate-based binder, and a guanidine carbonate.

Abstract: Provided are a positive electrode and a negative electrode for a rechargeable lithium battery. For example, the positive electrode includes a current collector; and a positive active material layer on the current collector. The positive active material layer has a first region adjacent to the current collector and a second region separated from the current collector by the first region, each of the first region and second region having a thickness equal to ½ of a total thickness of the positive active material layer. The first region has a first average pore size, and the second region has a second average pore size. A ratio of the second average pore size to the first average pore size is greater than about 0.5 and less than or equal to about 1.0. The positive electrode has an active mass density of about 2.3 g/cc to about 4.5 g/cc.

Abstract: A negative active material for a rechargeable lithium battery includes a composite carbon particle including a core particle including crystalline-based carbon and a coating layer positioned on the surface of the core particle and including amorphous carbon. A peak intensity (I1620) at 1620 cm?1 ranges from about 0.01 to about 0.1, a peak intensity (I1360) at 1360 cm?1 ranges from about 0.05 to about 0.5, and a peak intensity (I1580at 1580 cm?1 ranges from about 0.1 to about 0.8 in a Raman spectrum of the composite carbon particle.

Abstract: Provided are a composition for a negative electrode, and a negative electrode and lithium battery including the composition. The composition includes a negative active material that contains one or more of a metal or a metalloid, an acrylate-based binder, and a guanidine carbonate.

Abstract: Provided is a positive active material, a positive electrode including the positive active material, a lithium battery, and a manufacturing method of the same. The positive active material includes a core including a lithium nickel composite oxide and a coating layer formed on the core. The coating layer improves structural stability of the positive active material. Accordingly, lifespan properties of a lithium battery including the positive active material may be improved.

Abstract: A lithium battery including: a positive electrode including an overlithiated lithium transition metal oxide having a layered structure; a negative electrode including a silicon-based negative active material; and an electrolyte between the positive electrode and the negative electrode, the electrolyte including an electrolytic solution including a fluorinated ether solvent in an amount of 3 vol % or more based on the total volume of the electrolytic solution.

Abstract: An electrode for a rechargeable battery and a rechargeable battery, the electrode including a current collector; an electrode active material layer; and an electrolyte solution impregnation layer, wherein the electrolyte solution impregnation layer includes a metal oxide and a conductive material.

Abstract: A lithium battery including: a positive electrode including an overlithiated lithium transition metal oxide having a layered structure; a negative electrode including a silicon-based negative active material; and an electrolyte between the positive electrode and the negative electrode, the electrolyte including an electrolytic solution including a fluorinated ether solvent in an amount of 3 vol % or more based on the total volume of the electrolytic solution.