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Comprehensive battery safety risk evaluation : aged cells versus fresh cells upon mechanical abusive triggering
Title
Comprehensive battery safety risk evaluation : aged cells versus fresh cells upon mechanical abusive triggering
Author
Xu, Jun, Ma, Lin, Gao, Xiang, Jia, Yikai
Date Created
2023
Subjects--Topical
Materials, Lithium ion batteries
Description
Despite their wide applications, lithium-ion batteries (LIBs) have been struggling with their safety risks arising from different lifetime stages. Here, the NCMA pouch cell is taken as an example, and the safety of both fresh and aged cells from t...
Exploring high-energy and mechanically robust anode materials based on doped graphene for lithium-ion batteries: a first-principles study
Title
Exploring high-energy and mechanically robust anode materials based on doped graphene for lithium-ion batteries: a first-principles study
Author
Xu, Jun, Chang, Cheng, Yin, Sha
Date Created
2020
Subjects--Topical
Lithium ion batteries, Mechanical engineering
Description
In this study, the adsorption of Li atoms on various types of doped graphene with substituents, including boron, nitrogen, sulfur and silicon atoms, has been theoretically investigated by first-principles calculations, based on the density functio...
Understanding of stress‐driven internal short circuit mechanisms in lithium‐ion batteries with high SOCs
Title
Understanding of stress‐driven internal short circuit mechanisms in lithium‐ion batteries with high SOCs
Author
Xu, Jun, Li, Jiani, Gao, Xiang, Duan, Xudong
Date Created
2023
Subjects--Topical
Lithium ion batteries, Lithium cells
Description
The characteristics of internal short circuits (ISC) play a critical role in determining the thermal runaway behaviors and associated hazards of lithium-ion batteries (LIBs). However, due to safety concerns and limitations in operando characteriza...