The invention provides a negative electrode active material including a core particle comprising silicon; and at least one metal element selected from the group consisting of: Ge, Sn, Ni, Mo, W, Ag, Pd, Cu, Bi, Fe, Co, Mn, Cr, V, Ga, B, Sb, In, Te, Cd, Rh, Ru, Nb, Ta, Re, Os, Ir, Pt, Pb and P. The negative electrode active material has an elemental composition that varies continuously from a center of the core particle to a surface of the core particle. There are also provided a negative electrode, a battery, an electric vehicle, an electric storage apparatus, an electronic apparatus and a power storage system each including the negative electrode active material.
Negative Electrode Active Material, Battery, Battery Pack, Electronic Apparatus, Electric Vehicle, Electrical Storage Apparatus And Electricity System
2015-09-02
Patent
Electronic Resource
English
IPC: | H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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