Dongsheng Ren

Nov 22, 2024 | cell.com | Yunfeng Huang |Xin Lai |Xuebing Han |Yuebo Yuan |Dongsheng Ren |Dongdong Qiao | +4 more

Keywords lithium-ion battery overhang failure defect lithium plating delay effect lithium-ion concentration gradient Introduction The invention and widespread use of lithium-ion batteries have played a pivotal role in advancing electric vehicle technology on a global scale.1,2 Nonetheless, the safety concerns associated with lithium-ion batteries, particularly in electric vehicles, cannot be overlooked, as they can undergo thermal runaway under extreme conditions.3 Among the factors that can...

Nov 22, 2024 | cell.com | Yunfeng Huang |Xin Lai |Xuebing Han |Yuebo Yuan |Dongsheng Ren |Dongdong Qiao | +4 more

Keywords lithium-ion battery overhang failure defect lithium plating delay effect lithium-ion concentration gradient Introduction The invention and widespread use of lithium-ion batteries have played a pivotal role in advancing electric vehicle technology on a global scale.1,2 Nonetheless, the safety concerns associated with lithium-ion batteries, particularly in electric vehicles, cannot be overlooked, as they can undergo thermal runaway under extreme conditions.3 Among the factors that can...

Oct 21, 2023 | pubs.rsc.org | Xuning Feng |Dongsheng Ren |Minggao Ouyang

Safety of Lithium Battery Materials Chemistry Safety problems hinder the utilization of high-energy lithium and lithium-ion batteries, although some electrochemical materials chemistries look promising. Herein, this perspective provides current opinions of authors’ group on dealing with the hottest battery safety issues. Statistical results indicate that there are three major kinds of safety researches, named the intrinsic safety, the active safety, and the passive safety.