A biocompatible electrolyte enables highly reversible Zn anode for zinc ion battery

Nature Communications, Год журнала: 2023, Номер 14(1)

Опубликована: Окт. 16, 2023

Progress towards the integration of technology into living organisms requires power devices that are biocompatible and mechanically flexible. Aqueous zinc ion batteries use hydrogel biomaterials as electrolytes have emerged a potential solution operates within biological constraints; however, most these feature inferior electrochemical properties. Here, we propose electrolyte by utilising hyaluronic acid, which contains ample hydrophilic functional groups. The gel-based offers excellent anti-corrosion ability for anodes regulates nucleation/growth. Also, gel provides high battery performance, including 99.71% Coulombic efficiency, over 5500 hours long-term stability, improved cycle life 250 under utilization rate 80%, biocompatibility. Importantly, Zn//LiMn2O4 pouch cell exhibits 82% capacity retention after 1000 cycles at 3 C. This work presents promising chemistry controls behaviour, offering great in energy-related applications beyond.

Язык: Английский

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Key approaches and challenges in fabricating advanced flexible zinc-ion batteries with functional hydrogel electrolytes

Energy storage materials, Год журнала: 2023, Номер 56, С. 351 - 393

Опубликована: Янв. 21, 2023

Язык: Английский

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An intrinsically self-healing and anti-freezing molecular chains induced polyacrylamide-based hydrogel electrolytes for zinc manganese dioxide batteries

Journal of Energy Chemistry, Год журнала: 2023, Номер 89, С. 565 - 578

Опубликована: Окт. 24, 2023

Язык: Английский

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Flexible Quasi‐Solid‐State Aqueous Zinc‐Ion Batteries: Design Principles, Functionalization Strategies, and Applications

Advanced Energy Materials, Год журнала: 2023, Номер 13(18)

Опубликована: Март 22, 2023

Abstract Aqueous zinc‐ion batteries (AZIBs) may have applications in macroscale energy storage on account of their advantages high‐safety, cost‐effectiveness, and ecofriendliness. As a promising application, flexible quasi‐solid‐state AZIBs (FQAZIBs) can withstand mechanical deformation, act as favorable power supply devices for wearable electronics. FQAZIBs are one the most exciting rapidly ongoing topics among aqueous batteries, it is critical yet timely to summarize latest development this field, providing much‐needed guidance fabrication FQAZIBs. In review, recent progress rational design strategies from mechanisms, principles, systematically presented. First, mechanisms illuminated detail. Subsequently, philosophies also elucidated. Moreover, practical electronics reviewed detail according various functions such compressibility, stretchability, electrochromic ability, anti‐freezing self‐healing self‐charging properties, photodetecting function, shape memory, biodegradability, actuated function. Finally, some prospects research area demonstrated guidelines exploitation applications.

Язык: Английский

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Multifunctional water-organic hybrid electrolyte for rechargeable zinc ions batteries

Chemical Engineering Journal, Год журнала: 2022, Номер 450, С. 138265 - 138265

Опубликована: Июль 25, 2022

Язык: Английский

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Tough, Anti‐Fatigue, Self‐Adhesive, and Anti‐Freezing Hydrogel Electrolytes for Dendrite‐Free Flexible Zinc Ion Batteries and Strain Sensors

Advanced Functional Materials, Год журнала: 2024, Номер 34(26)

Опубликована: Фев. 27, 2024

Abstract Quasi‐solid aqueous zinc ion batteries (AZIBs) based on flexible hydrogel electrolytes are promising substitutions of lithium‐ion owing to their intrinsic safety, low cost, eco‐friendliness and wearability. However, it remains a challenge lower the freezing point without sacrificing fundamental advantages such as conductivity mechanical properties. Herein, an all‐around electrolyte is constructed through convenient energy dissipation strategy via rapid reversible intramolecular/intermolecular ligand exchanges between Zn 2+ alterdentate ligands. The as‐obtained exhibits excellent properties, fatigue resistance, high Zn‐ion (38.2 mS cm −1 ), good adhesion (19.1 kPa), ultra‐low (−97 °C). Due ligands help improve solvation structure guide uniform deposition, Zn||Zn symmetric cells show stable plating/stripping behavior long‐term cycle stability. Zn||V 2 O 5 full exhibit large capacity 230.6 mAh g retention 75.2% after 1000 cycles. Furthermore, AZIBs operate stably even under extreme conditions including temperature (−40 °C) bending angle (180°). mechanically damage‐resistant can also be utilized in strain sensors. This work offers facile for developing deformation‐resistant, dendrite‐free, environmentally adaptable AZIBs.

Язык: Английский

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Zinc-ion engineered Plant-based multifunctional hydrogels for flexible wearable strain Sensors, Bio-electrodes and Zinc-ion hybrid capacitors

Chemical Engineering Journal, Год журнала: 2023, Номер 465, С. 142917 - 142917

Опубликована: Апрель 12, 2023

Язык: Английский

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Gel Polymer Electrolyte toward Large‐Scale Application of Aqueous Zinc Batteries

Advanced Functional Materials, Год журнала: 2023, Номер 33(47)

Опубликована: Июль 30, 2023

Abstract Aqueous zinc batteries are promising candidates for energy storage and conversion devices in the “post‐lithium” era due to their high density, safety, low cost. The electrolyte plays an important role by conducting separating positive negative electrodes. However, issues of dendrites growth, corrosion, by‐product formation, hydrogen evolution leakage, evaporation aqueous electrolytes affect commercialization batteries. Moreover, widely used result large battery sizes, which not conducive emerging smart devices. intrinsic properties gel polymer (GPEs) can solve above problems. In order promote wider application GPEs‐based batteries, this review, working principle current problems first introduced, andthe merits GPEs compared then summarized. Subsequently, a series challenges corresponding strategies faced GPE is discussed, outlook its future development finally proposed.

Язык: Английский

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Multifunctional MXene Conductive Zwitterionic Hydrogel for Flexible Wearable Sensors and Arrays

ACS Applied Materials & Interfaces, Год журнала: 2023, Номер 15(20), С. 24933 - 24947

Опубликована: Май 11, 2023

Conductive hydrogels have good prospects in the fields of flexible electronic devices and artificial intelligence due to their biocompatibility, durability, functional diversity. However, process hydrogel polymerization is time-consuming energy-consuming, freezing at zero temperature inevitable, which seriously hinders its applications working life. Herein, zwitterionic conductive with self-adhesive antifreeze properties were prepared one minute by introducing two-dimensional (2D) MXene nanosheets into autocatalytically enhanced system composed tannic acid-modified cellulose nanofibers zinc chloride. The has strong environmental applicability (-60 40 °C), stretchability (ductility ≈ 980%), durable adhesion (even after 30 days exposure air), electrical conductivity (20 °C, mS cm-1). By virtue these advantages, can be developed strain sensors monitor large human movements subtle physiological signals over a wide range capture from handwriting voice recognition. In addition, multiple assembled three-dimensional (3D) array, detect magnitude spatial distribution or force. These results demonstrate that promising medical monitoring intelligence.

Язык: Английский

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Hydrogel Electrolyte Enabled High‐Performance Flexible Aqueous Zinc Ion Energy Storage Systems toward Wearable Electronics

Small, Год журнала: 2023, Номер 19(48)

Опубликована: Авг. 2, 2023

To cater to the swift advance of flexible wearable electronics, there is growing demand for energy storage system (ESS). Aqueous zinc ion systems (AZIESSs), characterizing safety and low cost, are competitive candidates storage. Hydrogels, as quasi-solid substances, appropriate burgeoning electrolytes that enable high-performance AZIESSs. However, challenges still remain in designing suitable comprehensive hydrogel electrolyte, which provides AZIESSs with high reversibility versatility. Hence, application electrolyte-based electronics restricted. A thorough review required electrolyte design pave way This delves into engineering desirable from perspective designers. Detailed descriptions basic characteristics, Zn anode, cathode stabilization effects well their functional properties provided. Moreover, discussed, expecting accelerate strides toward lives. Finally, corresponding future development trends also presented, hope inspiring readers.

Язык: Английский

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