Results 91 to 100 of about 4,307 (257)

Electrochemical Studies of Metal Phthalocyanines as Alternative Cathodes for Aqueous Zinc Batteries in “Water-in-Salt” Electrolytes

open access: yesBatteries
Aqueous zinc batteries are emerging technologies for energy storage, owing to their high safety, high energy, and low cost. Among them, the development of low-cost and long-cycling cathode materials is of crucial importance.
Wentao Hou   +9 more
doaj   +1 more source

Beyond Electrostatics: Anion‐π+ Orbital Hybridization Underpins High‐Performance Chloride Storage in Poly(arylamine) Organic Cathodes

open access: yesAdvanced Science, EarlyView.
The fundamental nature of anion storage in p‐type organic cathodes is elucidated using rigid poly(arylamine) frameworks. This study reveals a hybrid covalent‐ionic mechanism for anion‐π+ interactions, driven by synergistic orbital hybridization and electrostatic attraction.
Tiantian She   +7 more
wiley   +1 more source

Highly Reversible Zinc Anode Enabled by a Thiourea‐Derived Protective Layer for Alkaline Zinc Batteries

open access: yesAdvanced Science, EarlyView.
A ZnS/carbon nitride (ZnS/CN) protective coating is constructed on Zn anodes via ultrasonic spray coating, enabling uniform and stable Zn stripping/plating, suppressing dendrite formation, and mitigating parasitic side reactions, resulting in a prolonged cycling lifespan and high reversibility of the Zn anode in alkaline Zn–air batteries. ABSTRACT Zinc‐
Noam Navon   +7 more
wiley   +1 more source

Recent advances and challenges of cathode materials in aqueous rechargeable zinc‐ion batteries

open access: yesEcoEnergy
Aqueous Zn‐ion battery (AZIB) is a new type of secondary battery developed in recent years. It has the advantages of high energy density, high power density, efficient and safe discharge process, non‐toxic and cheap battery materials, simple preparation ...
Yihui Zou   +4 more
doaj   +1 more source

Synergistic 3D Porous Architectures and Halogen Redox Chemistry for High‐Energy and High‐Power Microbatteries

open access: yesAdvanced Science, EarlyView.
3D porous Ni scaffolds with PANI cathode, Zn anode, and halogen redox chemistry synergistically enhance on‐chip microbattery performance by improving active material loading, Zn2+ diffusion, and charge‐transfer kinetics. The resulting 3D Zn//I2 microbatteries deliver high areal capacity, high energy and power density, and excellent cycling stability ...
Yijia Zhu   +6 more
wiley   +1 more source

Manganese-Coordinated Cellulose Based-Separator for Efficient and Reliable Zn-Ion Transport

open access: yesBatteries
Aqueous zinc-ion batteries (AZIBs) are increasingly being acknowledged as a promising candidate to safely power large-scale energy storage systems and portable devices.
Jiazhe Cheng   +6 more
doaj   +1 more source

Dynamically Modified Flexible Zn Powder Anodes with Stable Performance at High Rate and High Zn Utilization

open access: yesAdvanced Science, EarlyView.
A dynamically shape‐variant liquid metal‐based network is integrated into Zn powder electrode, where intrinsic fluidity and structural adaptability of the liquid metal‐based network enable effective mitigation of dendritic growth, alleviation of stress accumulation, and prevention of Zn loss during Zn plating‐stripping processes.
Yuxuan Wang   +9 more
wiley   +1 more source

Advancements in Copper Sulfide‐Based Materials for Aqueous Zinc‐Ion Batteries: Current Developments, Challenges, and Future Prospects

open access: yesSmall Structures
Aqueous zinc‐ion batteries (AZIBs) are a prime candidate for replacing lithium for battery energy storage systems, offering improved safety and cost‐effectiveness. However, various obstacles remain that limit the practical utilization of AZIBs, including
Timothy J. Biddle   +4 more
doaj   +1 more source

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