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Related Experiment Videos

Synergistic Ternary Heterostructures Cathode With "Electron-Complementation" Bridging Interfaces Enable

Tao Liu1,2,3, Biao Wang2, Junwei Yang4

  • 1Shanghai Advanced Research Institute, Synchrotron Radiation Facility, Chinese Academy of Sciences, Shanghai, China.

Advanced Materials (Deerfield Beach, Fla.)
|February 3, 2026
PubMed
Summary

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The LiV<sub>3</sub>O<sub>8</sub> Superlattice Cathode with Optimized Zinc Ion Insertion Chemistry for High Mass-Loading Aqueous Zinc-Ion Batteries.

Advanced materials (Deerfield Beach, Fla.)·2024
This summary is machine-generated.

Researchers developed a novel synthesis for ternary heterostructures in aqueous zinc batteries. This method enhances electrode performance by enabling all-component redox activity and superior kinetics.

Area of Science:

  • Materials Science
  • Electrochemistry
  • Nanotechnology

Background:

  • Constructing multiphase heterostructures is key for advanced aqueous battery electrodes.
  • Challenges include versatile synthesis and understanding heterointerfaces.
  • Traditional methods have limitations in specificity and substrate dependency.

Purpose of the Study:

  • To develop a versatile synthesis strategy for ternary all-component-active heterostructures.
  • To engineer high-performance aqueous zinc batteries with improved electrode materials.
  • To overcome limitations of traditional synthesis methods for battery electrodes.

Main Methods:

  • Overpotential-driven synthesis strategy.
  • Localized structure analysis and first-principles calculations.
Keywords:
aqueous zinc batterieselectronic complementaritysynchrotron radiationternary heterostructure

Related Experiment Videos

  • In situ synchrotron X-ray diffraction and ex situ X-ray absorption spectra.

    • Main Results:

    • Precisely engineered V2O5@Cu2S@Cu heterostructures with amorphous/crystalline bridging interfaces.
    • Electronic complementarity facilitating deep charge transfer and superior kinetics.
    • High reversible capacity (492 mAh g-1) and long cycle life (9000 cycles at 5 A g-1 with 90% retention).

    Conclusions:

    • The novel synthesis enables all-component redox activity and preferred rate capability in aqueous zinc batteries.
    • The V2O5@Cu2S@Cu heterostructure significantly surpasses single-component performance.
    • This approach is extendable to other metal-based ternary heterostructures for high-performance cathodes.