Protective Al2O3 Thin Film Coating by ALD to Enhance the Anodic Stability of Metallic Current Collectors in Ethereal Mg Electrolyte Solutions

Ananya Maddegalla; Yogendra Kumar; Sri Harsha Akella; Sarah Taragin; Dmitry Bravo-Zhivotovskii; Hari Krishna Sadhanala; Doron Aurbach; Malachi Noked

doi:10.1149/1945-7111/ad288e

Protective Al₂O₃ Thin Film Coating by ALD to Enhance the Anodic Stability of Metallic Current Collectors in Ethereal Mg Electrolyte Solutions

Ananya Maddegalla, Yogendra Kumar, Sri Harsha Akella, Sarah Taragin, Dmitry Bravo-Zhivotovskii, Hari Krishna Sadhanala, Doron Aurbach, Malachi Noked

Research output: Contribution to journal › Article › peer-review

1 Scopus citations

Abstract

Highlights We succeeded in synthesis and isolation of complex APC type electrolyte solutions. Mg₂Cl₃(THF)₆Ph₂AlCl₂/THF—electrolyte (1) as the sole electroactive species. Investigation of anodic stability of various metallic current collectors foils. Atomic layer deposition of thin layer Al₂O₃ for current collector protection in RMBs.

Original language	English
Article number	020540
Journal	Journal of the Electrochemical Society
Volume	171
Issue number	2
DOIs	https://doi.org/10.1149/1945-7111/ad288e
State	Published - 1 Feb 2024

Bibliographical note

Publisher Copyright:
© 2024 The Author(s). Published on behalf of The Electrochemical Society by IOP Publishing Limited.

Funding

The authors would like to thank Dr. Domantovsky Sasha for FIB/SEM images and Dr. Radovsky Gal for Lamella HR-TEM images of uncoated and ALD coated current collector foils measured at Bar-Ilan’s Institute of Nanotechnology and Advanced Materials, Israel.

Keywords

ALD
XPS
batteries
corrosion protection
current collectors
ethereal Mg salt solutions
rechargeable Mg batteries

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

Access to Document

10.1149/1945-7111/ad288e

Cite this

Maddegalla, A., Kumar, Y., Akella, S. H., Taragin, S., Bravo-Zhivotovskii, D., Sadhanala, H. K., Aurbach, D., & Noked, M. (2024). Protective Al₂O₃ Thin Film Coating by ALD to Enhance the Anodic Stability of Metallic Current Collectors in Ethereal Mg Electrolyte Solutions. Journal of the Electrochemical Society, 171(2), Article 020540. https://doi.org/10.1149/1945-7111/ad288e

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