specific%20capacitance
capacitance%20retentioncapacitive%20performanceelectrochemical%20propertieselectrochemical%20stabilityenergy%20densityflexibleionic%20conductivitymesoporesmicrostructuremorphologicalmorphologiespore%20structurepore%20volumepower%20densityretentionspecific%20energyspecific%20surface%20areasurface%20areaflexibilitypower%20densities