Recent Progress in 2D Metal‐Organic Framework‐Related Materials

Small, Journal Year: 2023, Volume and Issue: 20(1)

Published: Aug. 29, 2023

Abstract 2D metal‐organic frameworks‐based (2D MOF‐related) materials benefit from variable topological structures, plentiful open active sites, and high specific surface areas, demonstrating promising applications in gas storage, adsorption separation, energy conversion, other domains. In recent years, researchers have innovatively designed multiple strategies to avoid the adverse effects of conventional methods on synthesis high‐quality MOFs. This review focuses latest advances creative techniques for MOF‐related both top‐down bottom‐up perspectives. Subsequently, are categorized summarized synthesizing composites their derivatives. Finally, current challenges highlighted faced by some targeted recommendations put forward inspire investigate more effective methods.

Language: Английский

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Understanding Bridging Sites and Accelerating Quantum Efficiency for Photocatalytic CO2 Reduction

Nano-Micro Letters, Journal Year: 2023, Volume and Issue: 16(1)

Published: Nov. 6, 2023

We report a novel double-shelled nanoboxes photocatalyst architecture with tailored interfaces that accelerate quantum efficiency for photocatalytic CO

Language: Английский

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Phase Engineering of Nanomaterials: Transition Metal Dichalcogenides

Chemical Reviews, Journal Year: 2024, Volume and Issue: 124(7), P. 4479 - 4539

Published: March 29, 2024

Crystal phase, a critical structural characteristic beyond the morphology, size, dimension, facet, etc., determines physicochemical properties of nanomaterials. As group layered nanomaterials with polymorphs, transition metal dichalcogenides (TMDs) have attracted intensive research attention due to their phase-dependent properties. Therefore, great efforts been devoted phase engineering TMDs synthesize controlled phases, especially unconventional/metastable for various applications in electronics, optoelectronics, catalysis, biomedicine, energy storage and conversion, ferroelectrics. Considering significant progress synthesis TMDs, we believe that comprehensive review on is promote fundamental studies practical applications. This Review aims provide introduction discussion crystal structures, synthetic strategies, TMDs. Finally, our perspectives challenges opportunities will also be discussed.

Language: Английский

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Recent advanced strategies for bimetallenes toward electrocatalytic energy conversion reactions

Chemical Communications, Journal Year: 2024, Volume and Issue: 60(23), P. 3129 - 3137

Published: Jan. 1, 2024

Designing low-dimensional nanomaterials is vital to address the energy and environmental crisis by means of electrocatalytic conversion reactions. Bimetallenes, as an emerging class 2D materials, present promise for By leveraging atomically thin layers, bimetallenes unsaturated surface coordination, high specific area conductivity, which are all indispensable features heterogeneous electrochemical However, intrinsic activity stability needs be improved further bimetallene electrocatalysts, due higher demands practical applications. Recently, many strategies have been developed optimize chemical or electronic structure accommodate transfer reactants, adsorption desorption intermediates, dissociation products. Considering that most such work focuses on adjusting structure, this review offers in-depth insight into recent representative optimizing mainly including alloying, strain effects, ligand defects heteroatom doping. Moreover, summarizing performance optimized using various strategies, we provide a understand structure-property relationships. In addition, future prospects challenges discussed development electrocatalysts.

Language: Английский

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Solar-Driven Highly Effective Biomass-Derived Alcohols C–C Coupling Integrated with H₂ Production by CdS Quantum Dots Modified Zn₂In₂S₅ Nanosheets

ACS Catalysis, Journal Year: 2024, Volume and Issue: 14(7), P. 4581 - 4592

Published: March 12, 2024

The integration of solar-driven H2 evolution with the selective conversion biomass-derived alcohols into value-added chemicals has gained significant attention for full use electrons and holes. We develop a dual-functional photocatalyst highly oxidation Cα–H bond benzyl alcohol to C–C coupled products (hydrobenzoin deoxybenzoin), in cooperation evolution, using point-to-face interface engineering by decorating CdS quantum dots on Zn2In2S5 nanosheets (CdS QDs/Zn2In2S5 NS). NS exhibit high rate 13 mmol g–1 h–1 formation 10.8 96.3% selectivity. Benzyl achieves 91% an 89% yield gram-scale. introduction enhances interfacial contact, facilitating efficient spatial separation photogenerated electron–hole pairs providing active sites evolution. In situ characterization DFT calculation reveal that carbon-centered radical •CH(OH)C6H5, generated abstracting alcohol, is reactive intermediate photocatalytic process.

Language: Английский

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Insight into the Selectivity-Determining Step of Various Photocatalytic CO₂ Reduction Products by Inorganic Semiconductors

ACS Catalysis, Journal Year: 2024, Volume and Issue: 14(14), P. 10760 - 10788

Published: July 3, 2024

Language: Английский

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Surface Engineered Single‐atom Systems for Energy Conversion

Advanced Materials, Journal Year: 2024, Volume and Issue: 36(16)

Published: Jan. 10, 2024

Abstract Single‐atom catalysts (SACs) are demonstrated to show exceptional reactivity and selectivity in catalytic reactions by effectively utilizing metal species, making them a favorable choice among the different active materials for energy conversion. However, SACs still early stages of conversion, problems like agglomeration low conversion efficiency hampering their practical applications. Substantial research focus on support modifications, which vital SAC stability due intimate relationship between atoms support. In this review, category supports variety surface engineering strategies employed SA systems summarized, including site (heteroatom doping, vacancy introducing, groups grafting, coordination tunning) structure (size/morphology control, cocatalyst deposition, facet engineering, crystallinity control). Also, merits single‐atom systematically introduced. Highlights comprehensive summary discussions utilization surface‐engineered diversified applications photocatalysis, electrocatalysis, thermocatalysis, devices. At end potential obstacles using field discussed. This review aims guide rational design manipulation target‐specific capitalizing characteristic benefits engineering.

Language: Английский

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Bioinspired 2D nanofluidic membranes for energy applications

Chemical Society Reviews, Journal Year: 2024, Volume and Issue: 53(5), P. 2300 - 2325

Published: Jan. 1, 2024

Bioinspired 2D nanofluidic membranes enable efficient and selective ion transport. Further research in this area is essential to facilitate the development of high-performance energy conversion storage devices for a sustainable future.

Language: Английский

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Two-Dimensional Materials for Highly Efficient and Stable Perovskite Solar Cells

Nano-Micro Letters, Journal Year: 2024, Volume and Issue: 16(1)

Published: May 23, 2024

Perovskite solar cells (PSCs) offer low costs and high power conversion efficiency. However, the lack of long-term stability, primarily stemming from interfacial defects susceptible metal electrodes, hinders their practical application. In past few years, two-dimensional (2D) materials (e.g., graphene its derivatives, transitional dichalcogenides, MXenes, black phosphorus) have been identified as a promising solution to solving these problems because dangling bond-free surfaces, layer-dependent electronic band structures, tunable functional groups, inherent compactness. Here, recent progress 2D material toward efficient stable PSCs is summarized, including role both interface electrodes. We discuss beneficial effects on perovskite growth, energy level alignment, defect passivation, well blocking external stimulus. particular, unique properties form van der Waals heterojunction at bottom are emphasized. Finally, perspectives further development using provided, such designing high-quality heterojunction, enhancing uniformity coverage nanosheets, developing new materials-based

Language: Английский

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Engineered Two-Dimensional Transition Metal Dichalcogenides for Energy Conversion and Storage

Chemical Reviews, Journal Year: 2024, Volume and Issue: 124(16), P. 9376 - 9456

Published: July 23, 2024

Designing efficient and cost-effective materials is pivotal to solving the key scientific technological challenges at interface of energy, environment, sustainability for achieving NetZero. Two-dimensional transition metal dichalcogenides (2D TMDs) represent a unique class that have catered myriad energy conversion storage (ECS) applications. Their uniqueness arises from their ultra-thin nature, high fractions atoms residing on surfaces, rich chemical compositions featuring diverse metals chalcogens, remarkable tunability across multiple length scales. Specifically, electronic/electrical, optical, thermal properties 2D TMDs been widely exploited electrochemical (e.g., electrocatalytic water splitting), anodes in alkali ion batteries supercapacitors), photocatalysis, photovoltaic devices, thermoelectric Furthermore, performances can be greatly boosted by judicious structural tuning through phase, size, composition, defect, dopant, topological, heterostructure engineering. The challenge, however, design control such engineering levers, optimally specifically, maximize performance outcomes targeted In this review we discuss, highlight, provide insights significant advancements ongoing research directions approaches improving potential ECS

Language: Английский

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