Single‐Atom Iron Anchored Tubular g‐C3N4 Catalysts for Ultrafast Fenton‐Like Reaction: Roles of High‐Valency Iron‐Oxo Species and Organic Radicals
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DOI: 10.1002/adma.202202891
Abstract: Single‐atom catalysts have emerged as an efficient oxidant activator for eliminating organic pollutants in Fenton‐like systems. However, the complex preparation, single active site, lack of understanding of the fundamental mechanism, and harsh pH conditions currently… read more here.
Keywords: single atom; iron; fenton like; c3n4 ... See more keywords
Promoting Dinuclear‐Type Catalysis in Cu1–C3N4 Single‐Atom Catalysts
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DOI: 10.1002/adma.202204638
Abstract: Reducing particle size in supported metal catalysts to single‐atom level isolates the active metal sites and maximizes the atomic utilization efficiency. However, the large inter‐atom distance, particularly in low‐loading single‐atom catalyst (SAC), is not favorable… read more here.
Keywords: catalysis; inter atom; single atom; dinuclear type ... See more keywords
Tailoring TiO2 Nanotube‐Interlaced Graphite Carbon Nitride Nanosheets for Improving Visible‐Light‐Driven Photocatalytic Performance
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DOI: 10.1002/advs.201700844
Abstract: Abstract Rapid recombination of photoinduced electron–hole pairs is one of the major defects in graphitic carbon nitride (g‐C3N4)‐based photocatalysts. To address this issue, perforated ultralong TiO2 nanotube‐interlaced g‐C3N4 nanosheets (PGCN/TNTs) are prepared via a template‐based… read more here.
Keywords: visible light; pgcn tnts; carbon nitride; tio2 nanotube ... See more keywords
Graphitic Carbon Nitride with Dopant Induced Charge Localization for Enhanced Photoreduction of CO2 to CH4
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DOI: 10.1002/advs.201900796
Abstract: Abstract The photoreduction of CO2 to hydrocarbon products has attracted much attention because it provides an avenue to directly synthesize value‐added carbon‐based fuels and feedstocks using solar energy. Among various photocatalysts, graphitic carbon nitride (g‐C3N4)… read more here.
Keywords: carbon; charge; photoreduction co2; graphitic carbon ... See more keywords
g-C3N4-Based Heterostructured Photocatalysts
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DOI: 10.1002/aenm.201701503
Abstract: Photocatalysis is considered as one of the promising routes to solve the energy and environmental crises by utilizing solar energy. Graphitic carbon nitride (g-C3N4) has attracted worldwide attention due to its visible-light activity, facile synthesis… read more here.
Keywords: energy; c3n4 based; charge; heterostructured photocatalysts ... See more keywords
Metal‐Free 2D/2D Heterojunction of Graphitic Carbon Nitride/Graphdiyne for Improving the Hole Mobility of Graphitic Carbon Nitride
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DOI: 10.1002/aenm.201702992
Abstract: DOI: 10.1002/aenm.201702992 high physicochemical stability.[9–13] However, using pure g-C3N4 as a photocatalyst for photocatalytic production of hydrogen still remains a great challenge. This is mainly due to the high recombination rate of photocarriers during their… read more here.
Keywords: hole; graphitic carbon; carbon nitride; c3n4 ... See more keywords
Phosphorus‐doped Isotype g‐C3N4/g‐C3N4: An Efficient Charge Transfer System for Photoelectrochemical Water Oxidation
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DOI: 10.1002/cctc.201801581
Abstract: Constructing isotype g‐C3N4/g‐C3N4 heterojunction is an approach to improve the efficiency of g‐C3N4 towards solar‐assisted oxidation of water. Such functional configuration can effectively overcome the intrinsic drawback of rapid charge recombination of g‐C3N4. Here, a… read more here.
Keywords: oxidation; isotype c3n4; water; charge ... See more keywords
g‐C3N4/CeO2/Fe3O4 Ternary Composite as an Efficient Bifunctional Catalyst for Overall Water Splitting
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DOI: 10.1002/cctc.201801597
Abstract: We report the very first example of a catalyst based on a ternary composite of graphitic carbonitride (g‐C3N4), ceria (CeO2) and magnetite (Fe3O4) for overall water splitting in 1.0 M KOH. Synergy between the components due… read more here.
Keywords: water splitting; overall water; ternary composite; c3n4 ... See more keywords
Improved Photoactivities of Large‐surface‐area g‐C3N4 for CO2 Conversion by Controllably Introducing Co‐ and Ni‐Species to Effectively Modulate Photogenerated Charges
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DOI: 10.1002/cctc.201901553
Abstract: Simultaneously modulating photogenerated electrons and holes by introducing transitional metals species on carbon nitride (g‐C3N4) are highly desired for effectively photocatalytic converting CO2. Herein, a cyanuric acid‐melamine preassembled approach is developed to obtain large‐surface‐area g‐C3N4… read more here.
Keywords: co2 conversion; surface area; large surface; co2 ... See more keywords
Fabrication of 2D/0D Heterojunction Based on the Dual Controls of Micro/Nano‐Morphology and Structure Towards High‐Efficiency Photocatalytic H2 Production
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DOI: 10.1002/cctc.201901618
Abstract: It is a keen interest to fabricate heterojunction among semiconductors with different dimensions for improving the photocatalytic performance. Herein, the 2D/0D up‐g‐C3N4/Ni12P5 heterojunctions were prepared by means of anchoring Ni12P5 nanodots on the surface of… read more here.
Keywords: nano morphology; micro nano; based dual; c3n4 ... See more keywords
One-pot synthesis of 2D-2D WO3/g-C3N4 photocatalyst in reverse microemulsion system via supercritical CO2 for enhanced hydrogen generation.
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DOI: 10.1002/cssc.202202184
Abstract: Construction of Z-scheme photocatalyst is considered to be a valid approach for using solar energy to produce hydrogen during water splitting. Herein, 2D/2D WO3/g-C3N4 heterojunction composite as photocatalyst was synthesized including exfoliation and heterojunction procedures… read more here.
Keywords: photocatalyst; spectroscopy; microemulsion system; c3n4 ... See more keywords