Results 151 to 160 of about 1,857,583 (245)

Nanoparticle‐Mediated Bubble Suppression During Droplet Solidification for Mechanical Reinforcement

open access: yesAdvanced Science, EarlyView.
Nanoparticles mediate droplet solidification by raising nucleation temperature, refining dendrites, and slowing freezing‐front advance, thereby suppressing trapped air bubbles in droplet‐based 3D printing. This strategy reduces bubble volume fraction by ∼35% and increases compressive strength by up to 39%, offering a low‐cost route to stronger printed ...
Runmiao Gao   +10 more
wiley   +1 more source

CFD study of Thermal Runaway in a Battery Module

open access: yes
To fight climate change and decrease emissions battery powered electric vehicles are becoming more common. These vehicles often use lithium-ion batteries which if subject to extreme conditions can enter thermal runaway, a violent exothermic reaction that
Lindblad, Eric
core  

One‐Pot Direct Recycling of Spent LiCoO2 via Synergistic Binder Defluorination and Phase Reconstruction

open access: yesAdvanced Science, EarlyView.
A Li+‐DES system enables targeted defluorination and synergistic repair of spent LiCoO2 cathodes in a single medium. The regenerated material recovers a well‐ordered layered structure with a high capacity of 157.4 mAh g−1 and 83.1% capacity retention after 300 cycles, demonstrating a sustainable and efficient closed‐loop recycling strategy for lithium ...
Yingjie Hu   +9 more
wiley   +1 more source

Synergistic Additive and Bulky Cation Engineering via a Sequential Vacuum Dry‐Dipping Process for Tin Perovskite Solar Cells

open access: yesAdvanced Science, EarlyView.
A spin‐coating‐free sequential blade–dipping process is developed for efficient tin perovskite solar cells. Amorphous SnI2 templates are blade‐coated and vacuum‐dried, followed by a vertical dipping conversion. Enhanced by a synergistic additive matrix and bifunctional BATo cation, the resulting devices achieve a benchmark power conversion efficiency ...
Chun‐Hsiao Kuan   +13 more
wiley   +1 more source

A Modeling Study of Overcharge-Induced Thermal Runaway in Lithium-ion Batteries

open access: yesKongzhi Yu Xinxi Jishu
Lithium-ion (Li-ion) batteries are prone to thermal runaway under overcharge conditions, posing a serious safety risk. Although previous studies have modeled these failures, two core issues remain for engineering applications: first, existing simplified ...
LIU Fanmeng   +3 more
doaj  

Recent Advances in Polymer-Based Thermal Barrier Materials for Mitigating Thermal Runaway Propagation in Lithium-Ion Batteries. [PDF]

open access: yesPolymers (Basel)
Li Y   +10 more
europepmc   +1 more source

Trace Li Pre‐Doping of Activated Carbon Cathode Enabling Accelerated Li‐Ion Transport for High‐Power Lithium‐Ion Capacitors

open access: yesAdvanced Science, EarlyView.
Trace‐level Li pre‐doping on activated carbon cathodes is demonstrated to significantly enhance Li‐ion transport and high‐rate performance in lithium‐ion capacitors. An ultrathin Li2CO3 interfacial layer, formed through controlled thermal conversion, facilitates rapid ion transport without pore blockage.
Kyungmin Do   +14 more
wiley   +1 more source

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