A secondary battery includes a positive electrode; a negative electrode including (A) a negative electrode current collector and a negative electrode active material layer which is provided on the negative electrode current collector and contains a negative electrode active material, in which (B) the negative electrode active material contains a carbon-containing material and a silicon-containing material, and (C) a spreading resistance distribution a/b in the negative electrode active material layer is 1.03 or more and 10 or less as measured using a scanning spreading resistance microscope; and an electrolytic solution.


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    Titel :

    SECONDARY BATTERY, BATTERY PACK, ELECTRIC VEHICLE, POWER STORAGE SYSTEM, POWER TOOL, AND ELECTRONIC DEVICE


    Weitere Titelangaben:

    SEKUNDÄRBATTERIE, BATTERIEPACK, ELEKTROFAHRZEUG, ENERGIESPEICHERSYSTEM, ELEKTROWERKZEUG UND ELEKTRONISCHE VORRICHTUNG
    BATTERIE SECONDAIRE, BLOC-BATTERIE, VÉHICULE ÉLECTRIQUE, SYSTÈME DE STOCKAGE D'ÉLECTRICITÉ, OUTIL ÉLECTRIQUE, ET APPAREIL ÉLECTRONIQUE


    Beteiligte:
    SI QIN (Autor:in) / IKEDA YASUHIRO (Autor:in) / KOIKE YOSUKE (Autor:in)

    Erscheinungsdatum :

    24.03.2021


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / 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



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