<p>Lithium-ion batteries and supercapacitors both depend on the utilization and fabrication of nanomaterials to enhance efficacy. For energy accumulation purposes, electrode materials were developed through these endeavors. This investigation entailed the synthesis and utilization of bimetallic PANI@Sn-MOF/Ag(NPs) in supercapattery devices. In electrochemical examination, the PANI@Sn-MOF/Ag(NPs) electrode exhibited a specific capacity of 1433 C/g at a current density of 1.0 A/g. The electrochemical performance is enhanced by the substantial specific surface area of 79.9 m<sup>2</sup>/g, as evidenced by BET analysis. The supercapattery device (PANI@Sn-MOF/Ag(NPs)//AC) is constructed with PANI@Sn-MOF/Ag(NPs) and activated carbon which demonstrated a specific capacity of 126 C/g. It showcased a power density of 970 W/kg and an energy density 44.6 Wh/kg. Following 10,000 GCD cycles, the PANI@Sn-MOF/Ag(NPs) device retained up to 89% of its capacity. In a hydrogen evolution reaction, the PANI@Sn-MOF/Ag(NPs) composite exhibited the lowest over potential of 93.83 mV. The PANI@Sn-MOF/Ag(NPs) electrode exhibits significant potential for deployment in hydrogen evolution reaction applications and energy storage devices.</p>

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Synergistic performance of PANI@Sn-MOF/Ag(NPs) for next-generation supercapatteries and hydrogen evolution reaction

  • N. M. A. Hadia,
  • Muhammad Arslan Sunny,
  • Haseebul Hassan,
  • Muhammad Waqas Iqbal,
  • N. A. Ismayilova,
  • Safia Bibi,
  • Meshal Alzaid,
  • W. S. Mohamed,
  • M. F. Hasaneen,
  • Ahmed Alanazi

摘要

Lithium-ion batteries and supercapacitors both depend on the utilization and fabrication of nanomaterials to enhance efficacy. For energy accumulation purposes, electrode materials were developed through these endeavors. This investigation entailed the synthesis and utilization of bimetallic PANI@Sn-MOF/Ag(NPs) in supercapattery devices. In electrochemical examination, the PANI@Sn-MOF/Ag(NPs) electrode exhibited a specific capacity of 1433 C/g at a current density of 1.0 A/g. The electrochemical performance is enhanced by the substantial specific surface area of 79.9 m2/g, as evidenced by BET analysis. The supercapattery device (PANI@Sn-MOF/Ag(NPs)//AC) is constructed with PANI@Sn-MOF/Ag(NPs) and activated carbon which demonstrated a specific capacity of 126 C/g. It showcased a power density of 970 W/kg and an energy density 44.6 Wh/kg. Following 10,000 GCD cycles, the PANI@Sn-MOF/Ag(NPs) device retained up to 89% of its capacity. In a hydrogen evolution reaction, the PANI@Sn-MOF/Ag(NPs) composite exhibited the lowest over potential of 93.83 mV. The PANI@Sn-MOF/Ag(NPs) electrode exhibits significant potential for deployment in hydrogen evolution reaction applications and energy storage devices.