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3D hierarchical core–shell spiny globe shaped Co<sub>2</sub>P@Ni<sub>2</sub>P/NiCo<sub>2</sub>O<sub>4</sub>@CoO for asymmetric supercapacitors

Wen-Wei Song, Bing Wang, Chen-Ning Li, Shiming Wang, Zheng‐Bo Han

2022Journal of Materials Chemistry A42 citationsDOI

Abstract

Core–shell spiny globe shaped Co 2 P@Ni 2 P/NiCo 2 O 4 @CoO–NF (CNNCC–NF) was constructed. The CNNCC–NF shows ultrahigh areal capacitance (10.11 F cm −2 at 2 mA cm −2 ). The CNNCC–NF//AC–NF device exhibits a high energy density and excellent stability.

Topics & Concepts

SupercapacitorShell (structure)CapacitanceCore (optical fiber)Materials scienceNanotechnologyChemistryElectrodeComposite materialPhysical chemistrySupercapacitor Materials and FabricationElectrocatalysts for Energy ConversionAdvanced battery technologies research
3D hierarchical core–shell spiny globe shaped Co<sub>2</sub>P@Ni<sub>2</sub>P/NiCo<sub>2</sub>O<sub>4</sub>@CoO for asymmetric supercapacitors | Litcius