Molecular-functionalized engineering of porous carbon nitride nanosheets for wide-spectrum responsive solar fuel generation

Article Materials Science, Multidisciplinary

Hierarchical porous NiO as a noble-metal-free cocatalyst for enhanced photocatalytic H2 production of nitrogen-deficient g-C3N4

Yu-Wei Liao et al.

Summary: The use of NiO as a co-catalyst for modifying NV-g-C3N4 has been shown to significantly enhance the efficiency of photocatalytic H-2 evolution, achieving the goal of replacing expensive noble metals.

RARE METALS (2022)

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Article Chemistry, Applied

Selective CO2 photoreduction to CH4 mediated by dimension-matched 2D/2D Bi3NbO7/g-C3N4 S-scheme heterojunction

Kai Wang et al.

Summary: This study presents an ultrathin dimension-matched S-scheme Bi3NbO7/g-C3N4 heterostructure catalyst that enables highly selective photocatalytic reduction of CO2 to CH4. The presence of an internal electric field between Bi3NbO7 and g-C3N4 facilitates the transfer of photogenerated electrons, resulting in efficient and selective CO2 photoreduction.

CHINESE JOURNAL OF CATALYSIS (2022)

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Article Chemistry, Applied

1D/2D TiO2/ZnIn2S4 S-scheme heterojunction photocatalyst for efficient hydrogen evolution

Jinmao Li et al.

Summary: A novel 1D/2D TiO2/ZnIn2S4 heterostructure was designed to address the limitations of TiO2 photocatalyst and achieved significant improvement in photocatalytic hydrogen evolution.

CHINESE JOURNAL OF CATALYSIS (2022)

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Article Chemistry, Physical

Sodium doped flaky carbon nitride with nitrogen defects for enhanced photoreduction carbon dioxide activity

Jianbo Wang et al.

Summary: Flaky carbon nitride doped with sodium and nitrogen defects shows enhanced photocatalytic performance for CO2 reduction, providing valuable insights for developing modified materials for CO2 mitigation.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2021)

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Article Chemistry, Physical

Surface modification induced construction of core-shell homojunction of polymeric carbon nitride for boosted photocatalytic performance

Fei Yang et al.

Summary: Surface modification is a simple and effective strategy to enhance the photocatalytic activity of polymeric carbon nitride. Maleoyl-modified CN exhibits enhanced charge separation, optical absorption, and photocatalytic hydrogen evolution activity. The difference in band structures between the modified surface layer and the unmodified inside influences the performance of the material.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2021)

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Article Chemistry, Multidisciplinary

Graphitic C2N3: An Allotrope of g-C3N4 Containing Active Azide Pentagons as Metal-Free Photocatalyst for Abundant H2 Bubble Evolution

Dongmei Tang et al.

Summary: By constructing a g-C3N4 allotrope with intrinsic spontaneous polarization electric field, efficient conversion of solar energy into H-2 energy via photocatalytic H2O splitting has been achieved. The leaf-like g-C2N3 material exhibits high H-2 production activity under light irradiation, making it an excellent metal-free photocatalyst for clean energy production.

ACS NANO (2021)

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Article Chemistry, Physical

Van der Waals heterojunction for selective visible-light-driven photocatalytic CO2 reduction

Jun Li et al.

Summary: In this study, atomically thin carbon nitride (CN) coupled with Bi9O2.5S6 (BOS) nanoplates to form a 2D/2D Van der Waals heterojunction for CO2 photocatalytic reduction, achieving a high CO generation rate. The 2D/2D VDW heterojunction can adsorb CO* more strongly on BOS than CN, leading to hydrogenation before desorption and explaining the product selectivity.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

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Article Chemistry, Physical

Confining single-atom Pd on g-C3N4 with carbon vacancies towards enhanced photocatalytic NO conversion

Guimei Liu et al.

Summary: The study demonstrated the use of carbon defects to stabilize single-atom Pd, resulting in preferential separation and transportation of photo-generated charge carriers. This improved design effectively enhances photocatalytic activity.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

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Article Chemistry, Physical

Spontaneous polarization electric field briskly boosting charge separation and transfer for sustainable photocatalytic H2 bubble evolution

Lijun Hu et al.

Summary: This study presents a feasible strategy for constructing polarization photocatalysts with spontaneous polarization electric field (SPEF) to achieve efficient solar energy conversion to H-2 fuel. The coupling of In3+ ions effectively promotes the separation and transfer of photo-generated charges, leading to high photocatalytic performance in H2O reduction. The research opens up a new research hotspot for designing highly efficient photocatalysts.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

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Article Chemistry, Physical

Disordered nitrogen-defect-rich porous carbon nitride photocatalyst for highly efficient H2 evolution under visible-light irradiation

Cheng Cheng et al.

Summary: The optimal choice for preparing high-performance GCN appears to be biuret, as BCN exhibited a long-range atomic disordered structure with numerous nitrogen defects embedded and extended visible-light absorption, improved charge carrier separation, and rich available reactive sites. This resulted in ultrahigh photocatalytic H-2 production and excellent O-2 production performance, with a high AQY of 45.5% at 420 nm, making it one of the top performers among GCN-based photocatalysts.

CARBON (2021)

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Article Chemistry, Physical

Nitrogen vacancy induced in situ g-C3N4 p-n homojunction for boosting visible light-driven hydrogen evolution

Yuwei Liao et al.

Summary: The study successfully prepared a novel photocatalyst NV-g-C3N4 with nitrogen vacancies, which can efficiently generate hydrogen through water splitting under visible light, achieving a rate constant 8.7 times higher than traditional g-C3N4. The improved performance of the photocatalyst is attributed to enhanced light utilization, large specific surface area, and unique structure.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2021)

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Article Chemistry, Multidisciplinary

Interfacial Engineering of Bi19Br3S27 Nanowires Promotes Metallic Photocatalytic CO2 Reduction Activity under Near-Infrared Light Irradiation

Jun Li et al.

Summary: Developing a high-efficiency sulfur-based NIR photocatalyst, V-Bi19Br3S27, with significant NIR light response, for converting CO2 into CH3OH shows promising results for achieving carbon neutralization through photon reducing. This work introduces a unique interface engineering strategy and paves the way for efficiently utilizing solar radiation energy in the NIR range.

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY (2021)

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Article Chemistry, Physical

In situ growing graphene on g-C3N4 with barrier-free interface and polarization electric field for strongly boosting solar energy conversion into H2 energy

Guojian Yao et al.

Summary: The study successfully achieved in-situ growth of graphene on g-C3N4 with sp(2)-hybridized N atoms at triangular caves as growing sites, with the growth process confirmed by Hall effect and theoretical predictions. The polarized photocatalyst demonstrates high H-2 production efficiency without any cocatalyst, making it a promising metal-free option for solar energy conversion.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

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Article Chemistry, Physical

Understanding the synergistic effect of Co-loading and B-doping in g-C3N4 for enhanced photocatalytic activity for overall solar water splitting

B. R. Bhagat et al.

Summary: The effective approach of loading metal (Co) and doping non-metal (B) together enhances the photocatalytic activity of g-C3N4, forming p-type and n-type semiconductors with lower overpotential values for oxygen and hydrogen evolution reactions, making it a potential candidate for overall photocatalytic water splitting.

CARBON (2021)

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Article Chemistry, Physical

Salt-air template synthesis of Na and O doped porous graphitic carbon nitride nanorods with exceptional photocatalytic H2 evolution activity

Xiaolong Zhao et al.

Summary: In this study, Na+ functionalized porous graphitic carbon nitride nanorods (Na-CNNR) were synthesized via a facile method, exhibiting efficient photocatalytic hydrogen evolution performance under visible light irradiation and good stability. The optimized Na20-CNNR sample showed the highest hydrogen evolution rate, up to 85 times that of bare CN, and 27 times that of Na+ doped graphitic carbon nitride nanoparticles (Na20-CNNP), demonstrating promising potential for practical applications.

CARBON (2021)

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Article Chemistry, Physical

Crystalline carbon nitride anchored on MXene as an ordered Schottky heterojunction photocatalyst for enhanced visible-light hydrogen evolution

Jinmao Li et al.

Summary: In this study, HCN/Ti3C2 composites were prepared through an ionothermal method, showing enhanced photocatalytic performance compared to pristine HCN. Specifically, the HCNT20 sample exhibited the highest photocatalytic H-2 evolution activity, about 8 and 2 times higher than that of bulk CN and pristine HCN, respectively. The enhanced photocatalytic activity was attributed to the synergistic effects of CN crystallization, Ti3C2 excellent conductivity, and well-constructed Schottky heterojunction.

CARBON (2021)

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Article Chemistry, Physical

Ultrathin g-C3N4 nanosheet with hierarchical pores and desirable energy band for highly efficient H2O2 production

Liang Zhou et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2020)

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Article Nanoscience & Nanotechnology

Defect Engineering in Atomic-Layered Graphitic Carbon Nitride for Greatly Extended Visible-Light Photocatalytic Hydrogen Evolution

Jin Zhang et al.

ACS APPLIED MATERIALS & INTERFACES (2020)

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Article Chemistry, Multidisciplinary

Apparent Potential Difference Boosting Directional Electron Transfer for Full Solar Spectrum-Irradiated Catalytic H2 Evolution

Zhexing Lin et al.

ADVANCED FUNCTIONAL MATERIALS (2020)

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Article Chemistry, Physical

Construction of three-dimensional mesoporous carbon nitride with high surface area for efficient visible-light-driven hydrogen evolution

Shuo Zhao et al.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2020)

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Article Chemistry, Physical

Band structure engineering of polymeric carbon nitride with oxygen/carbon codoping for efficient charge separation and photocatalytic performance

Haiping Li et al.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2020)

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Article Chemistry, Multidisciplinary

Heteroatom Dopants Promote Two-Electron O2Reduction for Photocatalytic Production of H2O2on Polymeric Carbon Nitride

Peng Zhang et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2020)

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Article Chemistry, Physical

Porous defective carbon nitride obtained by a universal method for photocatalytic hydrogen production from water splitting

Liquan Jing et al.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2020)

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Article Chemistry, Multidisciplinary

Low-Energy Facets on CdS Allomorph Junctions with Optimal Phase Ratio to Boost Charge Directional Transfer for Photocatalytic H2 Fuel Evolution

Yan Zhao et al.

SMALL (2020)

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Article Chemistry, Multidisciplinary

Crystalline Carbon Nitride Supported Copper Single Atoms for Photocatalytic CO2 Reduction with Nearly 100% CO Selectivity

Yang Li et al.

ACS NANO (2020)

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Article Chemistry, Physical

Hollow graphene with apparent potential difference to boost charge directional transfer for photocatalytic H2 evolution

Zhexing Lin et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2020)

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Article Chemistry, Physical

Molecular engineering of supramolecular precursor to modulate g-C3N4 for boosting photocatalytic hydrogen evolution

Qian Yang et al.

CARBON (2020)

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Article Chemistry, Physical

Influence of P,S,O-Doping on g-C3N4 for hydrogel formation and photocatalysis: An experimental and theoretical study

Yi-Ching Chu et al.

CARBON (2020)

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Article Engineering, Environmental

In-plane coupling electric field driving charge directional transfer for highly efficient H2 bubble evolution

Jinhua Luo et al.

CHEMICAL ENGINEERING JOURNAL (2020)

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Article Chemistry, Multidisciplinary

Rare-Earth Single-Atom La-N Charge-Transfer Bridge on Carbon Nitride for Highly Efficient and Selective Photocatalytic CO2 Reduction

Peng Chen et al.

ACS NANO (2020)

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Article Chemistry, Physical

Vacancy mediated Z-scheme charge transfer in a 2D/2D La2Ti2O7/g-C3N4nanojunction as a bifunctional photocatalyst for solar-to-energy conversion

Kai Wang et al.

JOURNAL OF MATERIALS CHEMISTRY A (2020)

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Article Chemistry, Multidisciplinary

Surface-Halogenation-Induced Atomic-Site Activation and Local Charge Separation for Superb CO2 Photoreduction

Lin Hao et al.

ADVANCED MATERIALS (2019)

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Article Chemistry, Physical

Self-hybridized coralloid graphitic carbon nitride deriving from deep eutectic solvent as effective visible light photocatalysts

Xiang Yu et al.

CARBON (2019)

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Article Chemistry, Physical

Efficient evolution of reactive oxygen species over the coordinated π-delocalization g-C3N4 with favorable charge transfer for sustainable pollutant elimination

Jingjie Liu et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2019)

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Article Chemistry, Multidisciplinary

Increasing Solar Absorption of Atomically Thin 2D Carbon Nitride Sheets for Enhanced Visible-Light Photocatalysis

Yong Wang et al.

ADVANCED MATERIALS (2019)

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Article Chemistry, Physical

Reactive sites rich porous tubular yolk-shell g-C3N4 via precursor recrystallization mediated microstructure engineering for photoreduction

Na Tian et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2019)

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Article Chemistry, Physical

3D/2D direct Z-scheme heterojunctions of hierarchical TiO2 microflowers/g-C3N4 nanosheets with enhanced charge carrier separation for photocatalytic H2 evolution

Juan Wang et al.

CARBON (2019)

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Article Chemistry, Physical

Hydroxylated carbon nanotube/carbon nitride nanobelt composites with enhanced photooxidation and H2 evolution efficiency

Hongfei Zhao et al.

CARBON (2019)

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Article Chemistry, Multidisciplinary

Electron Deficient Monomers that Optimize Nucleation and Enhance the Photocatalytic Redox Activity of Carbon Nitrides

Guigang Zhang et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2019)

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Article Nanoscience & Nanotechnology

Sub-5 nm Ultra-Fine FeP Nanodots as Efficient Co-Catalysts Modified Porous g-C3N4 for Precious-Metal-Free Photocatalytic Hydrogen Evolution under Visible Light

Deqian Zeng et al.

ACS APPLIED MATERIALS & INTERFACES (2019)

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Article Chemistry, Multidisciplinary

Tailoring the Grain Boundary Chemistry of Polymeric Carbon Nitride for Enhanced Solar Hydrogen Production and CO2 Reduction

Guigang Zhang et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2019)

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Article Chemistry, Multidisciplinary

Achieving Efficient Incorporation of π-Electrons into Graphitic Carbon Nitride for Markedly Improved Hydrogen Generation

Jing Li et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2019)

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Article Chemistry, Multidisciplinary

Molecule Self-Assembly Synthesis of Porous Few-Layer Carbon Nitride for Highly Efficient Photoredox Catalysis

Yuting Xiao et al.

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY (2019)

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Article Chemistry, Multidisciplinary

2D/2D Heterojunction of Ultrathin MXene/Bi2WO6 Nanosheets for Improved Photocatalytic CO2 Reduction

Shaowen Cao et al.

ADVANCED FUNCTIONAL MATERIALS (2018)

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Article Chemistry, Multidisciplinary

Ionothermal Synthesis of Triazine-Heptazine-Based Copolymers with Apparent Quantum Yields of 60% at 420nm for Solar Hydrogen Production from Sea Water

Guigang Zhang et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2018)

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Article Chemistry, Physical

Porous defect-modified graphitic carbon nitride via a facile one-step approach with significantly enhanced photocatalytic hydrogen evolution under visible light irradiation

Di Zhang et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2018)

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Article Chemistry, Physical

Three-dimensional g-C3N4 aggregates of hollow bubbles with high photocatalytic degradation of tetracycline

Xueli Wang et al.

CARBON (2018)

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Article Chemistry, Multidisciplinary

Engineering oxygen-containing and amino groups into two-dimensional atomically-thin porous polymeric carbon nitrogen for enhanced photocatalytic hydrogen production

Nannan Meng et al.

ENERGY & ENVIRONMENTAL SCIENCE (2018)

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Article Chemistry, Physical

Leaf-Mosaic-Inspired Vine-Like Graphitic Carbon Nitride Showing High Light Absorption and Efficient Photocatalytic Hydrogen Evolution

Yi Zhang et al.

ADVANCED ENERGY MATERIALS (2018)

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Article Chemistry, Physical

Promoting effect of cyano groups attached on g-C3N4 nanosheets towards molecular oxygen activation for visible light-driven aerobic coupling of amines to imines

Di Zhang et al.

JOURNAL OF CATALYSIS (2018)

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Article Chemistry, Multidisciplinary

Visible- and NIR-Light Responsive Black-Phosphorus-Based Nanostructures in Solar Fuel Production and Environmental Remediation

Rongjuan Feng et al.

ADVANCED MATERIALS (2018)

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Article Chemistry, Multidisciplinary

Visible-Light Driven Overall Conversion of CO2 and H2O to CH4 and O-2 on 3D-SiC@2D-MoS2 Heterostructure

Ying Wang et al.

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY (2018)

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Article Chemistry, Physical

Enhancing visible light photocatalytic activity of nitrogen-deficient g-C3N4 via thermal polymerization of acetic acid-treated melamine

Cheng-Qun Xu et al.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2017)

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Article Chemistry, Multidisciplinary

Alkali-Assisted Synthesis of Nitrogen Deficient Graphitic Carbon Nitride with Tunable Band Structures for Efficient Visible-Light-Driven Hydrogen Evolution

Huijun Yu et al.

ADVANCED MATERIALS (2017)

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Article Chemistry, Physical

Oxygenated monolayer carbon nitride for excellent photocatalytic hydrogen evolution and external quantum efficiency

Xiaojie Sh et al.

NANO ENERGY (2016)

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Molecular-functionalized engineering of porous carbon nitride nanosheets for wide-spectrum responsive solar fuel generation

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