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February 12, 2026Advanced Functional Materials

Transition Metal‐Based Medium‐Entropy Composite Electrocatalyst for Stable and Efficient Li–O 2 Batteries

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Authors

KLKeon Beom LeeSJSeunghwan JoLZLiting Zhang

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Overview

Demonstrates a novel electrocatalyst improving performance in lithium-oxygen batteries, indicating a path for more efficient energy storage solutions.

Key Points

  • The research aims to develop a stable and efficient electrocatalyst for lithium-oxygen batteries to enhance their performance and longevity.
  • Synthesis of a NiFeCr transition metal-based medium-entropy composite using pulse current electrodeposition.
  • Optimization of catalyst composition for improved activity and stability.
  • Evaluation of electrochemical behavior and corrosion resistance through cycling tests.
  • The medium-entropy composite electrocatalyst achieved an energy efficiency of 83.9% at 500 mA g−1.
  • Demonstrated superior cycling stability over 200 cycles with minimized side reactions.
  • Accelerated Li2O2 decomposition kinetics and reduced Li2CO3 formation were observed.

Cite This Study

Lee et al. (2026) studied this question.

synapsesocial.com/papers/698d6edc5be6419ac0d54cb9https://doi.org/10.1002/adfm.202529499
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