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April 10, 2026NanoscaleOpen Access

Spinel ZnMn 2 O 4 /Ni-based metal–organic framework hybrid composite for high-performance asymmetric supercapacitors

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Authors

AKAbinash KumararajKKKamala Bharathi KaruppananGAGeetha Arunachalam

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Overview

Demonstrates enhanced electrochemical performance in supercapacitors using a ZnMn2O4/Ni-MOF composite, suggesting effective energy storage solutions.

Key Points

  • The aim was to create a hybrid composite for improved electrochemical performance in supercapacitors.
  • Synthesis of ZnMn2O4/Ni-MOF composite via solvothermal technique
  • Structural and morphological analysis using XRD, FT-IR, HR-SEM, and XPS
  • Electrochemical testing in a three-electrode system
  • Ex situ analysis post-electrode cycling
  • Achieved specific capacitance of 623 F g-1 at 1 A g-1
  • Demonstrated 82% capacity retention after 5000 cycles
  • Showed energy density of 55 Wh kg-1 and power density of 800 W kg-1 in AASC configuration
  • Developed ASC device with specific capacitance of 15 F g-1

Cite This Study

Kumararaj et al. (2026) studied this question.

synapsesocial.com/papers/69d893a86c1944d70ce04a27https://doi.org/10.1039/d5nr04623h
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