Potassium-ion battery anode—alloys

Kwadwo Asare Owusu, Ibrahim Saana Amiinu, Kevin M. Ryan

Research output: Chapter in Book/Report/Conference proceedingChapterpeer-review

Abstract

Alloy-type anodes hold significant promise for potassium-ion batteries (PIBs) due to their high theoretical capacities and good cycling stability. However, their utilization is severely limited by poor electronic conductivity and large volume expansion, which can limit their electrochemical performance. Recent studies have shown nanostructured materials can mitigate volume expansion and improve potassium storage in alloy-type anodes. This chapter reviews recent advances in alloy-type anodes for PIBs with focus on electrode design, improvement strategies, underlying mechanisms, electrolytes and cathodes compatibility, and future directions. It meticulously evaluates existing research challenges, providing crucial insights for developing high-performing PIB anodes.

Original languageEnglish
Title of host publicationElectrochemical Potassium Storage
Subtitle of host publicationPrinciples, Materials, and Technological Development
PublisherElsevier
Pages129-166
Number of pages38
ISBN (Electronic)9780443138911
ISBN (Print)9780443138904
DOIs
Publication statusPublished - 1 Jan 2024

Keywords

  • Alloy-type anodes for potassium-ion batteries
  • Antimony
  • Bismuth
  • Germanium
  • Lead
  • Phosphorous
  • Silicon
  • Tin

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