| abstract |
The invention discloses a ceramic double electric layer capacitor and a preparation method thereof, wherein the ceramic double electric layer capacitor comprises at least two conductor layers and at least one electrolyte layer, and one electrolyte layer is arranged between every two adjacent conductor layers; each conductor layer is made of semiconductor conductive ceramics; each electrolyte layer is an inorganic solid electrolyte ceramic. The invention has the advantages of large withstand voltage, low dielectric loss, high capacitance and good safety. The solid electrolyte and the semiconductor ceramic are combined, various novel energy storage devices can be designed, effective control of an interface between the solid electrolyte and the semiconductor ceramic is realized, and the solid electrolyte and the semiconductor ceramic are suitable for the technical fields of large-capacity energy storage technology and high-voltage-withstanding capacitor. |