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January 6, 2026Small

Sulfur‐Vacancy Anchoring Suppresses Dynamic Surface Reconstruction in Ni‐Doped ZnS Nanospheres to Trigger the Lattice Oxygen Mechanism

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Authors

BWBenzhi WangWTWei TaoBSByunggon Song

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Overview

Research shows that tailoring sulfur vacancies improves electrocatalyst efficiency, lowering overpotential in oxygen evolution reactions.

Key Points

  • This research investigates the impact of sulfur vacancies in nickel-doped zinc sulfide on the oxygen evolution reaction efficiency.
  • Utilized nickel-doped zinc sulfide nanospherical structures with sulfur vacancies as electrocatalysts.
  • Conducted experimental measurements and in situ characterizations to analyze surface behavior.
  • Applied quantum mechanical calculations to explore the catalyst's electronic properties.
  • Demonstrated that sulfur vacancies suppress surface reconstruction and metal dissolution in catalysts.
  • Achieved a low overpotential of 180 mV at a current density of 10 mA cm−2, indicating enhanced performance.
  • Identified a Ni-Zn(OH)2/ZnS heterojunction structure that facilitates improved catalytic activity.

Cite This Study

Wang et al. (2026) studied this question.

synapsesocial.com/papers/695d8e5f3483e917927a562dhttps://doi.org/10.1002/smll.202514661
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