State of the Art and Prospects in Metal–Organic Framework (MOF)-Based and MOF-Derived Nanocatalysis

Chemical Reviews, Journal Year: 2019, Volume and Issue: 120(2), P. 1438 - 1511

Published: June 27, 2019

Metal–organic framework (MOF) nanoparticles, also called porous coordination polymers, are a major part of nanomaterials science, and their role in catalysis is becoming central. The extraordinary variability richness structures afford engineering synergies between the metal nodes, functional linkers, encapsulated substrates, or nanoparticles for multiple selective heterogeneous interactions activations these MOF-based nanocatalysts. Pyrolysis MOF-nanoparticle composites forms highly N- P-doped graphitized MOF-derived that increasingly used as efficient catalysts especially electro- photocatalysis. This review first briefly summarizes this background MOF nanoparticle then comprehensively reviews fast-growing literature reported during last years. parts organic molecular reactions, electrocatalysis, photocatalysis, views prospects. Major challenges our society addressed using well-defined fields synthesis, energy, environment. In spite many achievements, enormous progress still necessary to improve understanding processes involved beyond proof-of-concept, particularly methane oxidation, hydrogen production, water splitting, CO2 reduction methanol, nitrogen fixation, depollution.

Language: Английский

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Encapsulating Perovskite Quantum Dots in Iron‐Based Metal–Organic Frameworks (MOFs) for Efficient Photocatalytic CO₂ Reduction

Angewandte Chemie International Edition, Journal Year: 2019, Volume and Issue: 58(28), P. 9491 - 9495

Published: May 8, 2019

Improving the stability of lead halide perovskite quantum dots (QDs) in a system containing water is key for their practical application artificial photosynthesis. Herein, we encapsulate low-cost CH3 NH3 PbI3 (MAPbI3 ) QDs pores earth-abundant Fe-porphyrin based metal organic framework (MOF) PCN-221(Fex by sequential deposition route, to construct series composite photocatalysts MAPbI3 @PCN-221(Fex (x=0-1). Protected MOF exhibit much improved reaction systems water. The close contact Fe catalytic site MOF, allows photogenerated electrons transfer rapidly sites enhance photocatalytic activity CO2 reduction. Using as an electron source, @PCN-221(Fe0.2 exhibits record-high total yield 1559 μmol g-1 reduction CO (34 %) and CH4 (66 %), 38 times higher than that PCN-221(Fe0.2 absence QDs.

Language: Английский

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Photocatalytic CO2 reduction over metal-organic framework-based materials

Coordination Chemistry Reviews, Journal Year: 2020, Volume and Issue: 412, P. 213262 - 213262

Published: March 10, 2020

Language: Английский

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Solar fuels: research and development strategies to accelerate photocatalytic CO₂ conversion into hydrocarbon fuels

Energy & Environmental Science, Journal Year: 2021, Volume and Issue: 15(3), P. 880 - 937

Published: Nov. 16, 2021

Photocatalytic CO 2 conversion is vital technology to realize global carbon neutrality and generate future energy supplies. This review proposes fundamentals, challenges, strategies, prospects for photocatalytic research.

Language: Английский

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Fundamentals and applications of photo-thermal catalysis

Chemical Society Reviews, Journal Year: 2020, Volume and Issue: 50(3), P. 2173 - 2210

Published: Dec. 18, 2020

Photo-thermal catalysis has recently emerged as an alternative route to drive chemical reactions using light energy source. Through the synergistic combination of photo- and thermo-chemical contributions sunlight, photo-thermal potential enhance reaction rates change selectivity patterns, even under moderate operation conditions. This review provides fundamentals localized surface plasmon resonance (LSPR) that explain effect in plasmonic structures, describes different mechanistic pathways underlying catalysis, suggests methodologies disentangle mechanisms proposes material design strategies improve performance. Ultimately, goal is pave way for wide implementation this promising technology production synthetic fuels chemicals.

Language: Английский

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Solar-Driven Metal Halide Perovskite Photocatalysis: Design, Stability, and Performance

ACS Energy Letters, Journal Year: 2020, Volume and Issue: 5(4), P. 1107 - 1123

Published: March 6, 2020

The development of green, sustainable, and economical chemical processes represents a cornerstone challenge within chemistry today. Semiconductor heterogeneous photocatalysis is currently utilized wide variety societally impactful processes, spanning reactions such as hydrogen production CO2 conversion, to the organic transformation raw materials for value-added chemicals. Metal halide perovskites (MHPs) have recently emerged new promising class cheap easy make photocatalytic semiconductors, though their unstable ionically bound crystal structure has thus far restricted widespread application. In this Review, we examine issues hampering MHP-based highlight general approaches being taken achieve stable reaction environments. Specifically, outline adoption (1) halogen acid solutions (i.e., HX; X = I or Br) evolution reactions, (2) relatively low-polarity solvents photoreduction transformations, (3) encapsulation reduction water splitting. Further, detail measures arrive at intrinsically materials, removing need atypical With each technology offering unique sets benefits challenges, conclude by outlining potentially opportunities directions metal perovskite-based research moving forward.

Language: Английский

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Advances in metal–organic framework coatings: versatile synthesis and broad applications

Chemical Society Reviews, Journal Year: 2020, Volume and Issue: 49(10), P. 3142 - 3186

Published: Jan. 1, 2020

Metal-organic frameworks (MOFs) as a new kind of porous crystalline materials have attracted much interest in many applications due to their high porosity, diverse structures, and controllable chemical structures. However, the specific geometrical morphologies, limited functions unsatisfactory performances pure MOFs hinder further applications. In recent years, an efficient approach synthesize composites overcome above issues has been achieved, by integrating MOF coatings with other functional materials, which synergistic advantages potential applications, including batteries, supercapacitors, catalysis, gas storage separation, sensors, drug delivery/cytoprotection so on. Nevertheless, systemic synthesis strategies relationships between structures application not reviewed comprehensively yet. This review emphasizes advances versatile broad coatings. A comprehensive discussion fundamental chemistry, classifications is provided first. Next, modulating different states (e.g. solid, liquid, gas) metal ion sources organic ligands, methods for on are systematically summarized. Then, highlighted structure-property correlations discussed. Finally, opportunities challenges future research proposed. deep understanding will bring better directions into rational design high-performance MOF-based open up

Language: Английский

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Semiconductor Quantum Dots: An Emerging Candidate for CO₂ Photoreduction

Advanced Materials, Journal Year: 2019, Volume and Issue: 31(36)

Published: July 4, 2019

As one of the most critical approaches to resolve energy crisis and environmental concerns, carbon dioxide (CO2 ) photoreduction into value-added chemicals solar fuels (for example, CO, HCOOH, CH3 OH, CH4 has attracted more attention. In nature, photosynthetic organisms effectively convert CO2 H2 O carbohydrates oxygen (O2 using sunlight, which inspired development low-cost, stable, effective artificial photocatalysts for photoreduction. Due their low cost, facile synthesis, excellent light harvesting, multiple exciton generation, feasible charge-carrier regulation, abundant surface sites, semiconductor quantum dots (QDs) have recently been identified as promising materials establishing highly efficient photosystems. Recent advances in QDs are highlighted. First, unique photophysical structural properties QDs, enable versatile applications conversion, analyzed. photocatalytic reduction then introduced three categories: binary II-VI (e.g., CdSe, CdS, ZnSe), ternary I-III-VI CuInS2 CuAlS2 ), perovskite-type CsPbBr3 , NH3 PbBr3 Cs2 AgBiBr6 ). Finally, challenges prospects with future discussed.

Language: Английский

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Metal-Organic Framework Composites for Catalysis

Matter, Journal Year: 2019, Volume and Issue: 1(1), P. 57 - 89

Published: July 1, 2019

Language: Английский

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A Review of MOFs and Their Composites‐Based Photocatalysts: Synthesis and Applications

Advanced Functional Materials, Journal Year: 2021, Volume and Issue: 31(37)

Published: June 26, 2021

Abstract Photocatalysis is considered to be a green and environment‐friendly technology since it can convert solar energy into other types of chemical energies. Over the past several years, metal‐organic frameworks (MOFs)‐based photocatalysts have received remarkable research interest due their unique morphology, high photocatalytic performance, good stability, easy synthesis, low cost. In this review, synthetic strategies developing MOFs‐based are first introduced. Second, recent progress in fabrication various MOFs composites summarized. Third, different applications including hydrogen evolution reaction, oxygen overall water splitting, nitrogen reduction carbon dioxide reaction as well photodegradation organic pollutants summed up. Finally, challenges some suggestions for future development MOFs‐ composites‐based also highlighted. It expected that report will help researchers systematically devise develop highly efficient based on composites.

Language: Английский

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