Cellulose–metal organic frameworks (CelloMOFs) hybrid materials and their multifaceted Applications: A review

Coordination Chemistry Reviews, Journal Year: 2021, Volume and Issue: 451, P. 214263 - 214263

Published: Oct. 22, 2021

Cellulose–MOFs (CelloMOFs) are attractive hybrid materials that make available a range of hitherto unattainable properties by conjugating cellulosic with metal–organic frameworks (MOFs). CelloMOFs have demonstrated great potential to be applied in several fields such as water remediation, air purification, gas storage, sensing/biosensing, and biomedicine. can act an efficient adsorbent remove emerging contaminants metals, dyes, drugs, antibiotics, pesticides, oils via adsorption. They also used catalysts for catalytic degradation, reduction, oxidation organic pollutants. been filters purification removing greenhouse gases carbon dioxide (CO2), volatile compounds (VOCs), particulate matter (PMs). Biomedical applications antibacterial, drug delivery, biosensing were reported materials. This review summarized the synthesis, characterization, cellulose-MOFs It covered broad overview status combination cellulose micron nanoscale MOFs. At end review, challenges outlook regarding discussed. Hopefully, this will useful guide researchers scientists who looking quick access relevant references about their applications.

Language: Английский

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Tackling orientation of metal-organic frameworks (MOFs): The quest to enhance MOF performance

Coordination Chemistry Reviews, Journal Year: 2023, Volume and Issue: 481, P. 215043 - 215043

Published: Feb. 13, 2023

As the structure and properties of anisotropic metal–organic frameworks (MOFs) vary with certain directions in space, controlling orientation these MOFs allows full advantage to be taken their properties. Not surprisingly, preparation oriented MOFs, has drawn great attention past decade. In this review, we systematically summarized strategies utilized for growth highlighting possibilities each synthetic approach as well challenges they have overcome. Herein, also explored MOF-on-MOF hybrids. Finally, presented advantages MOF crystals over randomly counterparts different applications, including adsorptions, separations, catalysis, sensing, energy storage, etc. We hope review shows tremendous helps reader better comprehend synthesis, properties, applications.

Language: Английский

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A review of Ni based powder catalyst for urea oxidation in assisting water splitting reaction

Advanced Powder Materials, Journal Year: 2022, Volume and Issue: 1(3), P. 100030 - 100030

Published: Jan. 10, 2022

Water splitting has been regarded as a sustainable and environmentally-friendly technique to realize green hydrogen generation, while more energy is consumed due the high overpotentials required for anode oxygen evolution reaction. Urea electrooxidation, an ideal substitute, thus received increasing attention in assisting water-splitting reactions. Note that highly efficient catalysts are still drive urea oxidation, facile generation of valence state species significant reaction based on electrochemical-chemical mechanisms. The cost rareness make noble metal impossible further consideration large-scale application. Ni-based very promising their cheap price, structure tuning, good compatibility, easy active phase formation. In light advances made recently, herein, we reviewed recent powder oxidation fundamental firstly presented clarify mechanism urea-assisted water splitting, then prevailing evaluation indicators briefly expressed electrochemical measurements. catalyst design principle including synergistic effect, electronic defect construction surface reconstruction well main fabrication approaches various assisted summarized discussed. problems challenges also concluded fabrication, performance evaluation, Considering key influencing factors catalytic process application, should be given structure−property relationship deciphering, novel development real device; specifically, effort directed with multi-functions simultaneously promote steps anti-corrosion ability by revealing local integration practical We believe current summarization will instructive helpful understanding action via technique.

Language: Английский

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ZnIn2S4-based photocatalysts for photocatalytic hydrogen evolution via water splitting

Coordination Chemistry Reviews, Journal Year: 2022, Volume and Issue: 475, P. 214898 - 214898

Published: Oct. 22, 2022

Language: Английский

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Rational Design and Growth of MOF‐on‐MOF Heterostructures

Small, Journal Year: 2021, Volume and Issue: 17(36)

Published: July 10, 2021

Abstract Multiporous metal‐organic frameworks (MOFs) have emerged as a subclass of highly crystalline inorganic‐organic materials, which are endowed with high surface areas, tunable pores, and fascinating nanostructures. Heterostructured MOF‐on‐MOF composites recently becoming research hotspot in the field chemistry materials science, focus on assembly two or more different homogeneous heterogeneous MOFs various structures morphologies. Compared one single MOF, dual exhibit unprecedented tunability, hierarchical nanostructure, synergistic effect, enhanced performance. Due to difference inorganic metals organic ligands, lattice parameters , b c directions crystal cells could bring about subtle large structural difference. It will result composite material distinct growth methods obtain secondary MOF grown from initial MOF. In this review, authors wish mainly outline latest synthetic strategies heterostructured MOF‐on‐MOFs their derivatives, including ordered epitaxial growth, random etc., show tutorial guidelines for further development MOF‐on‐MOFs.

Language: Английский

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Semiconducting MOF@ZnS Heterostructures for Photocatalytic Hydrogen Peroxide Production: Heterojunction Coverage Matters

Advanced Functional Materials, Journal Year: 2021, Volume and Issue: 32(15)

Published: Dec. 22, 2021

Abstract Construction of semiconducting metal‐organic framework based heterostructures is emerging as a promising strategy for enhancing their photocatalytic performances. Here, tetrapod‐like NH 2 ‐MIL‐125@ZnS with tunable heterojunction coverage and well‐matched band structure are synthesized photocatalysts. When used O reduction reaction, ≈45.1% leads to the best performance hydrogen peroxide production rate ≈120 m g −1 h , outperforming control samples either larger or smaller coverages most reported MOF photocatalysts in similar reaction systems.

Language: Английский

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Recent advances in strategies to modify MIL-125 (Ti) and its environmental applications

Journal of Molecular Liquids, Journal Year: 2021, Volume and Issue: 335, P. 116108 - 116108

Published: April 28, 2021

Language: Английский

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A S‐Scheme MOF‐on‐MOF Heterostructure

Advanced Functional Materials, Journal Year: 2023, Volume and Issue: 33(20)

Published: Feb. 20, 2023

Abstract Constructing MOF‐on‐MOF heterojunction with elaborate charge transfer mechanism and interface is a promising strategy for improving the photocatalytic properties of MOFs. Herein, Step‐scheme (S‐scheme) MIL‐125‐NH 2 @CoFe Prussian blue analogue (PBA) reported first time. The heterostructure exhibits sandwich‐like morphology hollow CoFe PBA nanocages selectively assembled on top‐down surfaces nanocakes. Experimental findings theoretical simulation results reveal formation internal electric field via interfacial TiOCo bonds at heterojunction, providing driving force atomic transportation highway accelerating S‐scheme enhancing redox performance. Contributed further by structures increased active site exposure, designed significantly enhanced activity degradation various organic pollutants. This study provides insights toward rational design semiconducting MOF‐based heterojunctions improved properties.

Language: Английский

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Metal-organic framework-derived transition metal chalcogenides (S, Se, and Te): Challenges, recent progress, and future directions in electrochemical energy storage and conversion systems

Coordination Chemistry Reviews, Journal Year: 2023, Volume and Issue: 480, P. 215030 - 215030

Published: Jan. 23, 2023

Language: Английский

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MOF‐on‐MOF Architectures: Applications in Separation, Catalysis, and Sensing

Bulletin of the Korean Chemical Society, Journal Year: 2021, Volume and Issue: 42(7), P. 956 - 969

Published: May 31, 2021

Metal–organic frameworks (MOFs) are porous crystalline materials with a high tunability. To improve the functionality of original frameworks, several strategies, such as use different metal cations and organic ligands post‐synthetic modification, have been developed, enabling MOFs in numerous practical applications various fields. Recently, another approach, i.e ., MOF‐on‐MOF architecturing, has actively studied by combining two or more into composite. not only possess intrinsic properties each MOF but also exhibit unprecedented synergism within single system, resulting considerable potential for applications. This review summarizes interesting areas application architectures three categories: separation, catalysis, sensing. In particular, occurring is discussed.

Language: Английский

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