MOF-on-MOF-derived CuO@In2O3 s-scheme heterojunction with core–shell structure for efficient photocatalytic CO2 reduction

Chemical Engineering Journal, Journal Year: 2024, Volume and Issue: 485, P. 149855 - 149855

Published: Feb. 21, 2024

Language: Английский

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Facile electrospinning synthesis of S-scheme heterojunction CoTiO3/g-C3N4 nanofiber with enhanced visible light photocatalytic activity

CHINESE JOURNAL OF CATALYSIS (CHINESE VERSION), Journal Year: 2024, Volume and Issue: 59, P. 237 - 249

Published: April 1, 2024

Language: Английский

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Recent Advances in Diverse MXenes‐Based Structures for Photocatalytic CO₂ Reduction into Renewable Hydrocarbon Fuels

Advanced Functional Materials, Journal Year: 2024, Volume and Issue: 34(19)

Published: Jan. 17, 2024

Abstract Photocatalytic CO 2 reduction into renewable hydrocarbon fuels is a green solution to address emission and energy issues simultaneously. However, the fast recombination of photogenerated charge carriers sluggish surface reaction kinetics restrict efficiency photocatalytic reduction. The emergence 2D MXenes has potential in improving reduction, owing their high electrical conductivity, flexible structural properties, abundant active sites. Hence, this review will concisely summarize highlight recent advances MXenes‐based photocatalysts used First, synthesis properties briefly introduced. Second, mechanism photoreduction along with roles are summarized, including promoting adsorption , enhancing separation photo‐induced carriers, acting as robust support, photothermal effect. Third, different kinds such MXenes/metal oxides, MXenes/nitrides, MXenes/LDH, MXenes/perovskite, MXene‐derived for classified via type semiconductors. Finally, challenges perspectives also presented, exploring suitable machine learning, uncovering structure‐activity relationship by situ, time‐ space‐resolved characterization techniques, anti‐oxidization ability, scale‐up applications.

Language: Английский

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A recent prospective and progress on MXene-based photocatalysts for efficient solar fuel (hydrogen) generation via photocatalytic water-splitting

International Journal of Hydrogen Energy, Journal Year: 2023, Volume and Issue: 53, P. 1242 - 1258

Published: Dec. 21, 2023

Language: Английский

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In-situ producing CsPbBr3 nanocrystals on (001)-faceted TiO2 nanosheets as S‑scheme heterostructure for bifunctional photocatalysis

Journal of Colloid and Interface Science, Journal Year: 2023, Volume and Issue: 652, P. 673 - 679

Published: July 28, 2023

Language: Английский

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Synergistically enhancing CO2 adsorption/activation and electron transfer in ZIF-67/Ti3C2Tx MXene for boosting photocatalytic CO2 reduction

Separation and Purification Technology, Journal Year: 2024, Volume and Issue: 341, P. 126817 - 126817

Published: Feb. 16, 2024

Language: Английский

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MXenes vs MBenes: Demystifying the materials of tomorrow’s carbon capture revolution

MRS Energy & Sustainability, Journal Year: 2024, Volume and Issue: 11(1), P. 181 - 190

Published: Feb. 20, 2024

Abstract Two emerging materials, MXenes and MBenes, have garnered significant attention as promising candidates for CCS applications. Both materials possess unique properties that make them well-suited CO 2 adsorption, such high surface area, porosity, tunable chemical functionality. This perspective article presents a comparative evaluation of MBenes capture, leveraging advanced computational simulations experimental data to elucidate their respective adsorption capacities, kinetic performance, stability. The reveal both exhibit superior performance compared conventional with demonstrating slight edge in capacity selectivity. Furthermore, the potential applications is discussed, including layer thickness, selective affinity , advantages over sorbents, regeneration, stability, durability. findings provide valuable insights into structure–property relationships context capture shed light on technology readiness these specific Finally, this aims advance fundamental understanding novel 2D CCS, paving way future developments sustainable technologies. Graphical abstract Highlights are two-dimensional layered revolutionize carbon storage (CCS). several other greater higher CO2 capacity, easier less expensive production. more stable humid environments oxidation resistance thermal conductivity than MXenes, making better choice where stream humid, hot, and/or corrosive. efficient, cost-effective, versatile. Discussion Why ideal applications? In terms efficiency, how do stack up against MOFs, zeolites, activated carbons? Which better, or capture? gases N2 O2? What optimal number layers MXenes/MBenes does interlayer spacing affect performance? best termination happens after it absorbed onto MXene MBene surfaces, can one remove has been adsorbed? major challenges, besides scalability, need be overcome practical? How durable MBenes?

Language: Английский

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Simultaneous Photocatalytic Tetracycline Oxidation and Cr(VI) Reduction by Z-Scheme Multiple Layer TiO₂/SnIn₄S₈

Langmuir, Journal Year: 2024, Volume and Issue: 40(17), P. 9144 - 9154

Published: April 17, 2024

Wastewater pollutants are a major threat to natural resources, with antibiotics and heavy metals being common water contaminants. By harnessing clean, renewable solar energy, photocatalysis facilitates the synergistic removal of antibiotics. In this paper, MXene was both template raw material, MXene-derived oxide (TiO2) SnIn4S8 Z-scheme composite materials were synthesized characterized. The mode photocatalytic reduction oxidation leads enhanced utilization e–/h+ pairs. TiO2/SnIn4S8 exhibited higher capacity for simultaneous tetracycline (TC) (20 mg·L–1) Cr(VI) (15 mg·L–1). main active substances TC degradation identified via free radical scavengers electron paramagnetic resonance (EPR). Additionally, potential route thoroughly elucidated through liquid chromatography–mass spectrometry (LC-MS).

Language: Английский

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Unveiling the effects of facet-dependent oxygen vacancy on CeO2 for electron structure and surface intermediates in CO2 photoreduction reaction

Separation and Purification Technology, Journal Year: 2023, Volume and Issue: 333, P. 125951 - 125951

Published: Dec. 6, 2023

Language: Английский

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MXene‐Based Semiconductor Materials for Various Applications in Photocatalysis Field

Energy Technology, Journal Year: 2024, Volume and Issue: unknown

Published: Feb. 27, 2024

The escalating issues of energy crises and environmental pollution have drawn increasing attention for photocatalysis as a green sustainable solution. In this context, the emergence MXene materials has injected new vitality into field photocatalysis. These are garnering significant interest due to their rich surface functional groups, interlayer interactions, tunable spacing. Hence, review provides an overview role in photocatalytic technology, using various theoretical simulations analysis methods on these applications involved photoreduction CO 2 valuable products, H evolution from water splitting, photodegradation organic contaminants, so forth. Furthermore, current challenges potential directions discussed perfecting application materials. It is sincerely hoped that will stimulate more research meet needs practical future.

Language: Английский

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