All‐Solid‐State Electro‐Chemo‐Mechanical Actuator Operating at Room Temperature
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DOI: 10.1002/adfm.202006712
Abstract: Dimensional change in a solid due to electrochemically driven compositional change is termed electro-chemo-mechanical (ECM) coupling. This effect causes mechanical instability in Li-ion batteries and solid oxide fuel cells. Nevertheless, it can generate considerable force… read more here.
Keywords: state; electro chemo; chemo mechanical; room temperature ... See more keywords
Unveiling the Electro‐Chemo‐Mechanical Failure Mechanism of Sodium Metal Anodes in Sodium–Oxygen Batteries by Synchrotron X‐Ray Computed Tomography
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DOI: 10.1002/adfm.202402253
Abstract: Rechargeable sodium–oxygen batteries (NaOBs) are receiving extensive research interests because of their advantages such as ultrahigh energy density and cost efficiency. However, the severe failure of Na metal anodes has impeded the commercial development of… read more here.
Keywords: sodium; metal; chemo mechanical; electro chemo ... See more keywords
Electro‐Chemo‐Mechanically Stable and Sodiophilic Interface for Na Metal Anode in Liquid‐based and Solid‐State Batteries
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DOI: 10.1002/adma.202406837
Abstract: Na metal batteries (NMBs) are attracting increasing attention because of their high energy density. However, the widespread application of NMBs is hindered by the growth of Na dendrites and interface instability. The design of artificial… read more here.
Keywords: stable sodiophilic; metal; chemo mechanically; electro chemo ... See more keywords
Multiscale operando X-ray investigations provide insights into electro-chemo-mechanical behavior of lithium intercalation cathodes
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DOI: 10.1016/j.apenergy.2021.117315
Abstract: Abstract The electrochemical performance and cycle life of lithium-ion batteries (LIBs) depend on the electrochemical, chemical, and mechanical behavior of electrodes and electrolytes. Despite extensive studies conducted previously, challenges exist to decouple these behaviors, capture… read more here.
Keywords: chemo mechanical; mechanical behavior; ray; multiscale operando ... See more keywords
Electro-chemo-mechanical simulation for lithium ion batteries across the scales
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DOI: 10.1016/j.ijsolstr.2019.05.002
Abstract: Abstract In this work a phase field method is used for the solution of an electro-chemical diffusion model for a lithium-iron-phosphate particle coupled to a small-strain elasto-plasticity model. This coupling takes the mechanical dilatation of… read more here.
Keywords: chemo mechanical; mechanical simulation; simulation lithium; lithium ion ... See more keywords
Electro-Chemo-Mechanical Model for the Damage in Porous Electrodes of Lithium-Ion Batteries
Sign Up to like & getrecommendations! Published in 2024 at "Journal of The Electrochemical Society"
DOI: 10.1149/1945-7111/ad4e74
Abstract: An electro-chemo-mechanical model is developed for lithium-ion battery (LIB) considering the damage of active material (AM) particles. The established model is used to evaluate the effect of stress and the effect of damage on the… read more here.
Keywords: battery; damage; performance; chemo mechanical ... See more keywords