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. 2014 Nov 14;4:7050. doi: 10.1038/srep07050

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(a) Areal and volumetric energy densities versus power densities of the HCF-based SCs by using carbon films with different thicknesses compared with the (MnO₂–PEDOT:PSS)/AC SC, the MnO₂/AC SC³⁹, the CNC SC⁴¹, the LSG SC, the aluminum electrolytic capacitors and a lithium thin-film battery⁴⁰. (b) Gravimetric energy densities versus power densities of the HCF-based SCs compared with the manganosite/GO SC⁴⁴, the graphitized carbon SC⁴⁵, and the hierarchical porous carbon SC⁴⁶.