1results about How to "Higher quality than capacitance" patented technology

This invention belongs to the field of capacitor technology and discloses a composite activated carbon, its preparation method, and its application. The composite activated carbon comprises activated carbon and graphene generated in situ. When the composite activated carbon of this invention is used to prepare supercapacitor electrodes, the prepared electrodes have high specific capacitance and high volumetric specific capacitance.