MnS-La2S3/GO composite electrodes for high-performance flexible symmetric supercapacitor

  • Vikas J. Mane
  • , Abhishek C. Lokhande
  • , Ranjit P. Nikam
  • , Navnath S. Padalkar
  • , Vaibhav C. Lokhande
  • , Dattatray S. Dhawale
  • , Chandrakant D. Lokhande

    Research output: Contribution to journalArticlepeer-review

    20 Scopus citations

    Abstract

    We report on fabricating manganese-lanthanum sulfide/graphene oxide (MnS-La2S3/GO) composite electrodes by cost-effective economical successive ionic layer adsorption and reaction (SILAR) method for high-performance flexible symmetric supercapacitors. The prepared MnS-La2S3/GO composite electrode possesses a high specific surface area of 156 m2 g−1 and a porous thin multilayer nanosheet structure, which helped to achieve improved supercapacitive performance. The assembled MnS-La2S3/GO flexible symmetric supercapacitor device exhibits excellent electrochemical performance with a cell voltage of up to 1.6 V, specific energy of 54.26 Wh kg−1 at a specific power of 1.3 kW kg−1 and demonstrates higher capacitance retention of 92.51% after 10,000 cycles.

    Original languageBritish English
    Article number100399
    JournalApplied Surface Science Advances
    Volume15
    DOIs
    StatePublished - Jun 2023

    Keywords

    • Graphene oxide
    • Lanthanum-manganese sulfide
    • SILAR
    • Symmetric supercapacitor

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