| abstract |
MnO is prepared the present invention relates to a kind of 2 The method of nanoparticle/graphene/activated carbon fexible film electrode, first active carbon particle increase its interlamellar spacing between being interspersed in graphene sheet layer, and graphene serves as binder and conductive agent, prepare flexible, self-supporting graphene/activity carbon film.As flexible substrate, MnO is deposited using different electro-deposition methods 2 Nanoparticle obtains the compound fexible film electrode material of three.Fexible film electrode that the present invention obtains while there is electric double layer capacitance and fake capacitance, specific capacitance is high, has extended cycle life, mechanical flexibility is good, is had potential application in wearable, portable electronic device. |