Results 141 to 150 of about 317,752 (229)

Entropy‐Driven Design of Stable High‐Performance Sodium‐Ion Battery Cathodes

open access: yesEcoEnergy, EarlyView.
This review explores high‐entropy strategies for advanced sodium‐ion battery cathodes, focusing on LTMOs and PBAs. It details how entropy engineering mitigates challenges: phase transitions, interface degradation, and air instability in LTMOs; vacancy defects and crystalline water in PBAs.
Feng Zhan   +8 more
wiley   +1 more source

Challenges and Advancements in High‐Nickel Layered Oxides Cathode Material for Lithium‐Ion Batteries

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
As a representative high‐energy‐density cathode material for lithium‐ion batteries, NCM811 still encounters critical challenges. This review provides a comprehensive analysis of its failure mechanisms, summarizes recent modification strategies, and highlights the contributions of advanced characterization and simulation techniques to performance ...
Yunshan Zheng   +10 more
wiley   +1 more source

Fluorination Engineering for Stable Interfacial Chemistry in Deep Eutectic Amide‐Based Electrolytes Enables High‐Performance LiNi0.8Co0.1Mn0.1O2/Li Batteries

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
The fluoroamide‐based deep eutectic electrolyte with fluoroethylene carbonate efficiently enhances the safety performance of Ni‐rich ternary lithium metal batteries. Fluoroethylene carbonate undergoes preferential reaction at the electrode surface, forming a LiF‐rich interphase layer that contributes to enhanced long‐term cycling performance of the ...
Yuanxin Gao   +12 more
wiley   +1 more source

Synthetic Engineering of Manganese Oxide–Carbon Nanocomposites for Maximized Metal Utilization in Supercapacitors

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A one‐pot metal–ammonia synthesis enables uniform Mn2O3 nanoparticle deposition on activated carbon, yielding composites with excellent electrochemical performance in supercapacitors. The method maximizes manganese utilization, eliminates toxic solvents, and achieves 34% of the theoretical maximum capacitance, significantly outperforming existing Mn–C ...
Katrina Mazloomian   +4 more
wiley   +1 more source

Membrane Engineering for Battery Systems: Bridging Design Principles and Frontier Applications

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
The review emphasizes membrane separators' role in battery performance and safety, covering redox flow, lithium‐ion, and solid‐state batteries. It reviews advances in membrane materials (e.g., polymer electrolytes, hybrid composites) and ion transport mechanisms, while addressing challenges like dendrite growth and crossover losses.
Xiaoqun Zhou   +3 more
wiley   +1 more source

Flame‐Retardant Bio‐Based Thermo‐Flexible Phase‐Change Composites with Antivibration and Low‐Contact Resistance for Advanced Battery Thermal Management

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Flame‐retardant bio‐based thermo‐flexible phase‐change composites for advanced battery thermal management. Batteries face critical challenges in thermal management, including overheating risks, poor interfacial contact, and mechanical vibration–induced performance attenuation.
Shichao Feng   +7 more
wiley   +1 more source

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