Microporous Materials in Polymer Electrolytes: The Merit of Order

Advanced Materials, Journal Year: 2024, Volume and Issue: 36(35)

Published: June 25, 2024

Solid-state batteries (SSBs) have garnered significant attention in the critical field of sustainable energy storage due to their potential benefits safety, density, and cycle life. The large-scale, cost-effective production SSBs necessitates development high-performance solid-state electrolytes. However, manufacturing relies heavily on advancement suitable Composite polymer electrolytes (CPEs), which combine advantages ordered microporous materials (OMMs) electrolytes, meet requirements for high ionic conductivity/transference number, stability with respect electrodes, compatibility established processes, cost-effectiveness, making them particularly well-suited mass SSBs. This review delineates how structural ordering dictates fundamental physicochemical properties OMMs, including ion transport, thermal transfer, mechanical stability. applications prominent OMMs are critically examined, such as metal-organic frameworks, covalent organic zeolites, CPEs, highlighting facilitates fulfillment property requirements. Finally, an outlook is provided, exploring CPEs can be enhanced through dimensional design importance uncovering underlying "feature-function" mechanisms various CPE types underscored.

Language: Английский

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A review of recent advancement in covalent organic framework (COFs) synthesis and characterization with a focus on their applications in antibacterial activity

Micron, Journal Year: 2024, Volume and Issue: 179, P. 103595 - 103595

Published: Feb. 2, 2024

Language: Английский

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Moiré two-dimensional covalent organic framework superlattices

Nature Chemistry, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 20, 2025

Language: Английский

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Covalent Organic Framework Membranes with Regulated Orientation for Monovalent Cation Sieving

ACS Nano, Journal Year: 2024, Volume and Issue: unknown

Published: Sept. 23, 2024

Continuous covalent organic framework (COF) thin membranes have garnered broad concern over the past few years due to their merits of low energy requirements, operational simplicity, ecofriendliness, and high separation efficiency in application process. This study marks first instance fabricating two distinct, self-supporting COF from identical building blocks through solvent modulation. Notably, precision membrane's capabilities is substantially enhanced by altering pore alignment a random vertical orientation. Within these confined channels, membrane with vertically aligned pores micron-scale stacking thickness demonstrates rapid selective transportation Li

Language: Английский

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Photons, Excitons, and Electrons in Covalent Organic Frameworks

Journal of the American Chemical Society, Journal Year: 2024, Volume and Issue: 146(47), P. 32161 - 32205

Published: Nov. 18, 2024

Covalent organic frameworks (COFs) are created by the condensation of molecular building blocks and nodes to form two-dimensional (2D) or three-dimensional (3D) crystalline frameworks. The diversity with different properties functionalities large number possible framework topologies open a vast space well-defined porous architectures. Besides more classical applications materials such as absorption, separation, catalytic conversions, interest in optoelectronic COFs has recently increased considerably. electronic both their linkage chemistry can be controlled tune photon absorption emission, create excitons charge carriers, use these carriers photocatalysis, luminescence, chemical sensing, photovoltaics. In this Perspective, we will discuss relationship between structural features properties, starting connectivity, layer stacking 2D COFs, control over defects morphology including thin film synthesis, exploring theoretical modeling structural, electronic, dynamic discussing recent intriguing focus on photocatalysis photoelectrochemistry. We conclude some remarks about present challenges future prospects powerful architectural paradigm.

Language: Английский

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Assembly‐Dissociation‐Reconstruction Synthesis of Covalent Organic Framework Membranes with High Continuity for Efficient CO₂ Separation

Angewandte Chemie International Edition, Journal Year: 2024, Volume and Issue: 63(45)

Published: July 8, 2024

Covalent organic frameworks (COFs), at the forefront of porous materials, hold tremendous potential in membrane separation; however, achieving high continuity COF membranes remains crucial for efficient gas separation. Here, we present a unique approach termed assembly-dissociation-reconstruction fabricating tailored CO

Language: Английский

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Visualizing Structure, Growth, and Dynamics of Li Dendrite in Batteries: From Atomic to Device Scales

Advanced Functional Materials, Journal Year: 2024, Volume and Issue: 34(36)

Published: April 8, 2024

Abstract The growth of lithium (Li) dendrites, characterized by construction internal Li substrate and surface solid electrolyte interphase (SEI), represents a significant hurdle for both liquid‐state solid‐state batteries. To better understand the behaviors these dendrites at atomic to device scale, advanced electron microscopy techniques have emerged as valuable tool, providing high temporal spatial resolutions real‐time observations. In this review, mechanistic aspects are delved first from thermodynamic kinetic perspectives. Then, systematic overview state‐of‐the‐art in‐situ devices is provided that developed integration into microscopes, detailing corresponding static dynamic structures dendrites. Additionally, utilization non‐destructive cryogenic TEM technique explored classify compare local fine structure information as‐formed deposits, which influenced various factors such current density, temperature, composition, solvents, additives. Overall, review article offers comprehensive understanding physical origins associated with spanning scales encompassing liquid all‐solid‐state battery scenarios, then envisioning fundamental principles strategies optimizing batteries overcoming critical challenges posed

Language: Английский

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Organic frameworks (MOFs, COFs, and HOFs) based membrane materials for CO2 gas-selective separation: A systematic review

Separation and Purification Technology, Journal Year: 2024, Volume and Issue: unknown, P. 130195 - 130195

Published: Oct. 1, 2024

Language: Английский

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Turn‐On Solid‐State Fluorescent Determination of Zinc Ion by Quinoline‐Based Covalent Organic Framework

Macromolecular Rapid Communications, Journal Year: 2024, Volume and Issue: 45(15)

Published: May 1, 2024

Abstract A new quinoline‐based COF (covalent organic framework), obtained by Povarov reaction, containing 2,6‐diisopropylphenyl moieties as substituents over the heterocyclic ring is described for detecting Zn 2+ in aqueous solution. The introduction of mentioned bulky phenyl rings into network favors an increase distance between reticular sheets and their arrangement, obtaining a material with alternating AB type stacking. exhibits good selectivity to detect fluorescence emission solutions up concentration 1.2 × 10 −4 m metal ion. In order have deeper insight interaction zinc cation, thorough spectroscopical, microscopical, theoretical study also presented discussed this communication.

Language: Английский

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Advancements in controlling COFs structure for enhanced crystallization properties and self-generated photocatalytic hydrogen peroxide

CrystEngComm, Journal Year: 2024, Volume and Issue: 26(24), P. 3143 - 3157

Published: Jan. 1, 2024

Highly crystalline COFs can improve the photocatalytic hydrogen peroxide yield.

Language: Английский

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