Visible-Light-Driven Photocatalytic Degradation of Xanthate in Flotation by g-C3N4/ZnIn2S4 Heterojunction: Experimental and DFT Studies DOI
Yue Zhang, Yunpei Cui, Teng Wang

et al.

Langmuir, Journal Year: 2025, Volume and Issue: unknown

Published: April 29, 2025

Graphitic carbon nitride (g-C3N4) and zinc indium sulfide (ZnIn2S4) were combined to form CN/ZIS composite materials via a hydrothermal method. The composites extensively characterized before they used for photocatalytic degradation of sodium isobutyl xanthate (SIBX). Results revealed that 3CN/ZIS outperformed other materials, as evidenced by SIBX efficiency about 8.16 5.46 times greater than g-C3N4 ZnIn2S4, respectively. improved activity results from the combination ZnIn2S4. synergistic effect leads an enlarged surface area, stronger light absorption, more efficient charge carrier separation, reduced recombination rates. mechanisms behind using then proposed based on density functional theory (DFT) calculations, band structure analysis, oxidation-reduction potential. verified successful construction Type-II heterojunction between Furthermore, cyclic experiments demonstrate maintains high after five cycles, indicating strong chemical stability promising industrial

Language: Английский

Optimizing carbon doping and black phosphorus heterojunctions in three dimensional carbon nitride for exceptional photocatalytic activity DOI

Jianing Qian,

Congyue Zhao,

Minghui Chen

et al.

Separation and Purification Technology, Journal Year: 2025, Volume and Issue: unknown, P. 131657 - 131657

Published: Jan. 1, 2025

Language: Английский

Citations

2
Advancements and challenges in g-C3N4/ZnIn2S4 heterojunction photocatalysts DOI
Yi Lu, Zanyong Zhuang, Lingyun Li

et al.

Journal of Materials Chemistry A, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 1, 2025

In this review, a comprehensive summation of the heterojunction types, synthesis methodologies, engineering approaches, and potential photocatalytic applications pertaining to g-C 3 N 4 /ZnIn 2 S heterojunctions has been presented in-depth discussed.

Language: Английский

Citations

0
Review of the Versatility and Application Potentials of g-C3N4-Based S-Scheme Heterojunctions in Photocatalytic Antibiotic Degradation DOI Creative Commons
Bin Huang, Kaidi Xu, Yu Zhao

et al.

Molecules, Journal Year: 2025, Volume and Issue: 30(6), P. 1240 - 1240

Published: March 10, 2025

The S-Scheme heterojunction design offers a promising pathway to enhance the photocatalytic activity of semiconductors for antibiotic degradation in aquatic environments. Graphitic carbon nitride (g-C3N4) stands out due its robust visible light absorption, exceptional charge separation efficiency, and abundant active sites, rendering it an ideal candidate sustainable energy-efficient photocatalysis. This review delves into potential g-C3N4-based heterojunctions degradation, with particular emphasis on principles, inherent advantages, application prospects. We discuss various semiconductor materials, including metal oxides, multicomponent magnetic sulfides, which can be paired g-C3N4 fabricate heterojunctions. Furthermore, we explore common preparation techniques synthesizing composites, such as hydrothermal method, solvothermal calcination self-assembly situ growth, etc. Additionally, summarize applications these antibiotics, focusing specifically quinolones tetracyclines. By providing insights development heterojunctions, actively contribute ongoing exploration innovative technologies field degradation. Our findings underscore vast addressing challenge contamination water sources.

Language: Английский

Citations

0
Ladder‐Like Built‐In Electric Field Enhances Self‐Assembly, Carrier Separation and Ultra‐Efficient Photocatalytic Oxygen Reduction DOI
Chen Li, Jiawei Song,

Peijie Ma

et al.

Advanced Materials, Journal Year: 2025, Volume and Issue: unknown

Published: April 24, 2025

Abstract Semiconductor heterojunctions can significantly enhance the separation of photogenerated charge carriers, among which Z‐type are more conducive to photocatalysis due their special transfer paths and strong oxidizing reducing properties. However, introducing efficient active sites has always been a significant challenge in improvement heterogeneous photocatalysts. Herein, through in‐depth analysis reaction mechanism structural characteristics, single atom catalysts ingeniously integrated using built‐in electric fields. For first time, suitable metal successfully designed under electronic structure at N‐terminal, utilizing low electronegativity non‐metallic element doping counteract local electron migration from heterojunctions. Ladder‐like field composed divergent parallel fields respectively, introduces new carrier path. AgPCN/BCN heterojunction reaches hydrogen peroxide (H 2 O ) yield 559.5 µM∙h −1 an apparent quantum efficiency 17.8% 2e − oxygen reduction reaction. Photoelectrochemical tests indicate importance 4e water oxidation as auxiliary This novel innovative photocatalyst brings approaches for photocatalysts improvement, insights into role photocatalytic mechanisms.

Language: Английский

Citations

0
Visible-Light-Driven Photocatalytic Degradation of Xanthate in Flotation by g-C3N4/ZnIn2S4 Heterojunction: Experimental and DFT Studies DOI
Yue Zhang, Yunpei Cui, Teng Wang

et al.

Langmuir, Journal Year: 2025, Volume and Issue: unknown

Published: April 29, 2025

Graphitic carbon nitride (g-C3N4) and zinc indium sulfide (ZnIn2S4) were combined to form CN/ZIS composite materials via a hydrothermal method. The composites extensively characterized before they used for photocatalytic degradation of sodium isobutyl xanthate (SIBX). Results revealed that 3CN/ZIS outperformed other materials, as evidenced by SIBX efficiency about 8.16 5.46 times greater than g-C3N4 ZnIn2S4, respectively. improved activity results from the combination ZnIn2S4. synergistic effect leads an enlarged surface area, stronger light absorption, more efficient charge carrier separation, reduced recombination rates. mechanisms behind using then proposed based on density functional theory (DFT) calculations, band structure analysis, oxidation-reduction potential. verified successful construction Type-II heterojunction between Furthermore, cyclic experiments demonstrate maintains high after five cycles, indicating strong chemical stability promising industrial

Language: Английский

Citations

0