Two birds with one stone: cobalt/silicon species encapsulated in MOF-derived nitrogen-doped carbon as an integrated electrode for next-generation symmetric pseudocapacitors with energy density over 100 W h kg<sup>−1</sup>
Abdul Mateen, Muhammad Sufyan Javed, Xiaofeng Zhang, Iftikhar Hussain, Tayyaba Najam, Awais Ahmad, Asma A. Alothman, Mohamed Ouladsmane, Sayed M. Eldin, Weihua Han, Kui‐Qing Peng
Abstract
The concept of “two birds with one stone” is employed to fabricate a symmetric pseudocapacitor. The Si/Co with optimized content in the MOF-derived N-doped carbon-based electrode can work at an ultra-large potential window of −1.0 to 0.4 V.
Topics & Concepts
PseudocapacitorCarbon fibersElectrodeMaterials scienceDopingCobaltSiliconNanotechnologyOptoelectronicsSupercapacitorChemistryCapacitanceComposite materialMetallurgyPhysical chemistryComposite numberSupercapacitor Materials and FabricationAdvancements in Battery MaterialsAdvanced battery technologies research