<p>Nanostructured electrode materials are a promising area of study due to the impending energy demands of subsequent generations caused by our excessive reliance on fossil fuels. The long life, high power density and many environmental and financial advantages of supercapacitors make them an innovative, eco-friendly energy storage solution. This&#xa0; work describes the MoS<sub>2</sub>/g-C<sub>3</sub>N<sub>4</sub> (MS/GCN) electrode material’s structural development and electrochemical performance. The material was prepared using a hydrothermal process, which resulted in a notable increase in specific capacitance (C<sub>s</sub>) and exceptional long-term stability throughout cycling. Physical tests like, Brunauer–Emmett–Teller (BET), scanning electron microscopy (SEM), X-ray diffraction can study the physical properties of manufactured electrode. Electrochemical study of manufactured materials was assessed using, galvanostatic charging/discharging (GCD), chronoamperometry (CA), cyclic voltammetry (CV) and electrochemical impedance spectroscopy (EIS). MoS<sub>2</sub>/g-C<sub>3</sub>N<sub>4</sub> (MS/GCN) composite exhibited C<sub>s</sub> was 818.27 F/g at 1 A/g current density (J<sub>d</sub>) with power density (P<sub>d</sub>) of 390 W/Kg and energy density (E<sub>d</sub>) of 69.13 Wh/kg. The composite remained stable for 50&#xa0;h after the 5000th cycle, demonstrating high cyclic stability. This work demonstrated that fabricated MS/GCN is an outstanding for energy storage devices.</p> Graphical abstract <p></p>

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Synthesis of graphitic carbon nitride (g-C3N4)-doped metal sulfide nanocomposite for supercapacitor applications

  • Shaimaa A. M. Abdelmohsen,
  • Meznah M. Alanazi,
  • Lana M. Sulayem,
  • Salma Aman,
  • Hafiz Muhammad Tahir Farid,
  • Muhammad Suleman Waheed

摘要

Nanostructured electrode materials are a promising area of study due to the impending energy demands of subsequent generations caused by our excessive reliance on fossil fuels. The long life, high power density and many environmental and financial advantages of supercapacitors make them an innovative, eco-friendly energy storage solution. This  work describes the MoS2/g-C3N4 (MS/GCN) electrode material’s structural development and electrochemical performance. The material was prepared using a hydrothermal process, which resulted in a notable increase in specific capacitance (Cs) and exceptional long-term stability throughout cycling. Physical tests like, Brunauer–Emmett–Teller (BET), scanning electron microscopy (SEM), X-ray diffraction can study the physical properties of manufactured electrode. Electrochemical study of manufactured materials was assessed using, galvanostatic charging/discharging (GCD), chronoamperometry (CA), cyclic voltammetry (CV) and electrochemical impedance spectroscopy (EIS). MoS2/g-C3N4 (MS/GCN) composite exhibited Cs was 818.27 F/g at 1 A/g current density (Jd) with power density (Pd) of 390 W/Kg and energy density (Ed) of 69.13 Wh/kg. The composite remained stable for 50 h after the 5000th cycle, demonstrating high cyclic stability. This work demonstrated that fabricated MS/GCN is an outstanding for energy storage devices.

Graphical abstract