Understanding the evolution of lithium dendrites at Li6.25Al0.25La3Zr2O12 grain boundaries via operando microscopy techniques
- Publication type:
- Journal article
- Metadata:
-
- Abstract
- <jats:title>Abstract</jats:title><jats:p>The growth of lithium dendrites in inorganic solid electrolytes is an essential drawback that hinders the development of reliable all-solid-state lithium metal batteries. Generally, ex situ post mortem measurements of battery components show the presence of lithium dendrites at the grain boundaries of the solid electrolyte. However, the role of grain boundaries in the nucleation and dendritic growth of metallic lithium is not yet fully understood. Here, to shed light on these crucial aspects, we report the use of operando Kelvin probe force microscopy measurements to map locally time-dependent electric potential changes in the Li<jats:sub>6.25</jats:sub>Al<jats:sub>0.25</jats:sub>La<jats:sub>3</jats:sub>Zr<jats:sub>2</jats:sub>O<jats:sub>12</jats:sub> garnet-type solid electrolyte. We find that the Galvani potential drops at grain boundaries near the lithium metal electrode during plating as a response to the preferential accumulation of electrons. Time-resolved electrostatic force microscopy measurements and quantitative analyses of lithium metal formed at the grain boundaries under electron beam irradiation support this finding. Based on these results, we propose a mechanistic model to explain the preferential growth of lithium dendrites at grain boundaries and their penetration in inorganic solid electrolytes.</jats:p>
- Autoren
- Chao Zhu
- Till Fuchs
- Stefan AL Weber
- Felix H Richter
- Gunnar Glasser
- Franjo Weber
- Hans-Jürgen Butt
- Jürgen Janek
- Rüdiger Berger
- DOI
- 10.1038/s41467-023-36792-7
- eISSN
- 2041-1723
- Ausgabe der Veröffentlichung
- 1
- Zeitschrift
- Nature Communications
- Sprache
- en
- Artikelnummer
- 1300
- Online publication date
- 2023
- Status
- Published online
- Herausgeber
- Springer Science and Business Media LLC
- Herausgeber URL
- http://dx.doi.org/10.1038/s41467-023-36792-7
- Datum der Datenerfassung
- 2023
- Titel
- Understanding the evolution of lithium dendrites at Li6.25Al0.25La3Zr2O12 grain boundaries via operando microscopy techniques
- Ausgabe der Zeitschrift
- 14
Data source: Crossref
- Other metadata sources:
-
- Abstract
- The growth of lithium dendrites in inorganic solid electrolytes is an essential drawback that hinders the development of reliable all-solid-state lithium metal batteries. Generally, ex situ post mortem measurements of battery components show the presence of lithium dendrites at the grain boundaries of the solid electrolyte. However, the role of grain boundaries in the nucleation and dendritic growth of metallic lithium is not yet fully understood. Here, to shed light on these crucial aspects, we report the use of operando Kelvin probe force microscopy measurements to map locally time-dependent electric potential changes in the Li<sub>6.25</sub>Al<sub>0.25</sub>La<sub>3</sub>Zr<sub>2</sub>O<sub>12</sub> garnet-type solid electrolyte. We find that the Galvani potential drops at grain boundaries near the lithium metal electrode during plating as a response to the preferential accumulation of electrons. Time-resolved electrostatic force microscopy measurements and quantitative analyses of lithium metal formed at the grain boundaries under electron beam irradiation support this finding. Based on these results, we propose a mechanistic model to explain the preferential growth of lithium dendrites at grain boundaries and their penetration in inorganic solid electrolytes.
- Addresses
- Max Planck Institute for Polymer Research, Ackermannweg 10, 55128, Mainz, Germany.
- Autoren
- Chao Zhu
- Till Fuchs
- Stefan AL Weber
- Felix H Richter
- Gunnar Glasser
- Franjo Weber
- Hans-Jürgen Butt
- Jürgen Janek
- Rüdiger Berger
- DOI
- 10.1038/s41467-023-36792-7
- eISSN
- 2041-1723
- Externe Identifier
- PubMed Identifier: 36894536
- PubMed Central ID: PMC9998873
- Funding acknowledgements
- CSC | Chinese Government Scholarship: 201806190220
- Open access
- true
- ISSN
- 2041-1723
- Ausgabe der Veröffentlichung
- 1
- Zeitschrift
- Nature communications
- Sprache
- eng
- Medium
- Electronic
- Online publication date
- 2023
- Open access status
- Open Access
- Paginierung
- 1300
- Datum der Veröffentlichung
- 2023
- Status
- Published
- Publisher licence
- CC BY
- Datum der Datenerfassung
- 2023
- Titel
- Understanding the evolution of lithium dendrites at Li<sub>6.25</sub>Al<sub>0.25</sub>La<sub>3</sub>Zr<sub>2</sub>O<sub>12</sub> grain boundaries via operando microscopy techniques.
- Sub types
- research-article
- Journal Article
- Ausgabe der Zeitschrift
- 14
Files
https://www.nature.com/articles/s41467-023-36792-7.pdf https://europepmc.org/articles/PMC9998873?pdf=render
Data source: Europe PubMed Central
- Abstract
- The growth of lithium dendrites in inorganic solid electrolytes is an essential drawback that hinders the development of reliable all-solid-state lithium metal batteries. Generally, ex situ post mortem measurements of battery components show the presence of lithium dendrites at the grain boundaries of the solid electrolyte. However, the role of grain boundaries in the nucleation and dendritic growth of metallic lithium is not yet fully understood. Here, to shed light on these crucial aspects, we report the use of operando Kelvin probe force microscopy measurements to map locally time-dependent electric potential changes in the Li6.25Al0.25La3Zr2O12 garnet-type solid electrolyte. We find that the Galvani potential drops at grain boundaries near the lithium metal electrode during plating as a response to the preferential accumulation of electrons. Time-resolved electrostatic force microscopy measurements and quantitative analyses of lithium metal formed at the grain boundaries under electron beam irradiation support this finding. Based on these results, we propose a mechanistic model to explain the preferential growth of lithium dendrites at grain boundaries and their penetration in inorganic solid electrolytes.
- Date of acceptance
- 2023
- Autoren
- Chao Zhu
- Till Fuchs
- Stefan AL Weber
- Felix H Richter
- Gunnar Glasser
- Franjo Weber
- Hans-Jürgen Butt
- Jürgen Janek
- Rüdiger Berger
- Autoren-URL
- https://www.ncbi.nlm.nih.gov/pubmed/36894536
- DOI
- 10.1038/s41467-023-36792-7
- eISSN
- 2041-1723
- Externe Identifier
- PubMed Central ID: PMC9998873
- Funding acknowledgements
- CSC | Chinese Government Scholarship: 201806190220
- Ausgabe der Veröffentlichung
- 1
- Zeitschrift
- Nat Commun
- Sprache
- eng
- Country
- England
- Paginierung
- 1300
- PII
- 10.1038/s41467-023-36792-7
- Datum der Veröffentlichung
- 2023
- Status
- Published online
- Datum, an dem der Datensatz öffentlich gemacht wurde
- 2023
- Titel
- Understanding the evolution of lithium dendrites at Li6.25Al0.25La3Zr2O12 grain boundaries via operando microscopy techniques.
- Sub types
- Journal Article
- Ausgabe der Zeitschrift
- 14
Data source: PubMed
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-