Fabrication of a Z-scheme Zn3V2O8/g-C3N4 nano-heterojunction with high interfacial charge transfer for superior photocatalytic removal of diazinon pesticide under visible light

Article Engineering, Environmental

Adsorption of cationic dyes onto carrageenan and itaconic acid-based superabsorbent hydrogel: Synthesis, characterization and isotherm analysis

Shweta Sharma et al.

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JOURNAL OF HAZARDOUS MATERIALS (2022)

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Review Engineering, Environmental

Photocatalytic processes associated with degradation of pesticides in aqueous solutions: Systematic review and meta-analysis

Mojtaba Yeganeh et al.

Summary: This study reviewed relevant reports and conducted a meta-analysis, demonstrating that photocatalytic processes are highly efficient in degrading pesticides in aqueous solutions and are suitable for pesticide removal.

CHEMICAL ENGINEERING JOURNAL (2022)

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Synthesis, characterization, and application of ZnFe2O4@ZnO nanoparticles for photocatalytic degradation of Rhodamine B under visible-light illumination

Loan T. T. Nguyen et al.

Summary: This study reports the fabrication of ZnFe2O4@ZnO nanocomposite by solution combustion and its photocatalytic removal efficiency for Rhodamine B under visible light. The results showed that ZnFe2O4-50%@ZnO exhibited high degradation efficiency and could be reused for multiple cycles.

ENVIRONMENTAL TECHNOLOGY & INNOVATION (2022)

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Article Chemistry, Applied

TiO2 doped with europium (Eu): Synthesis, characterization and catalytic performance on pesticide degradation under solar irradiation

Jose Luis Xochihua Juan et al.

Summary: In this study, the band gap energy of titanium dioxide (TiO2) was modified by incorporating Europium (Eu) on its surface, resulting in increased photocatalytic activity in the visible spectrum range. The modified TiO2 showed improved degradation efficiency for the pesticide methidathion (MD), with a decreased band gap energy and high turnover frequency.

CATALYSIS TODAY (2022)

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Article Chemistry, Analytical

Design of zinc vanadate (Zn3V2O8)/nitrogen doped multiwall carbon nanotubes (N-MWCNT) towards supercapacitor electrode applications

B. Suganya et al.

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JOURNAL OF ELECTROANALYTICAL CHEMISTRY (2021)

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Article Engineering, Environmental

Silicate glass matrix@Cu2O/Cu2V2O7 p-n heterojunction for enhanced visible light photo-degradation of sulfamethoxazole: High charge separation and interfacial transfer

Amit Kumar et al.

Summary: A novel three dimensional silicate glass matrix coupled with Cu2O/Cu2V2O7 p-n heterojunction showed promising results in treating pharmaceutical contaminated water, achieving high removal rates of sulfamethoxazole. The use of natural sunlight and internal reflection significantly improved the photocatalytic efficiency, paving the way for future opportunities in degrading recalcitrant pharmaceutical pollutants.

JOURNAL OF HAZARDOUS MATERIALS (2021)

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Article Engineering, Chemical

Facile construction of a fascinating Z-scheme AgI/Zn3V2O8 photocatalyst for the photocatalytic degradation of tetracycline under visible light irradiation

Jin Luo et al.

Summary: The study successfully constructed a AgI/Zn(3)V(2)O(8)Z-scheme photocatalyst, greatly enhancing the photocatalytic activity for tetracycline (TC) degradation, providing a new approach for the design of high-efficiency Zn3V2O8-based Z-scheme heterojunction photocatalysts for the removal of antibiotics from wastewater.

SEPARATION AND PURIFICATION TECHNOLOGY (2021)

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Article Engineering, Environmental

Multifunctional ZnO nanoparticles bio-fabricated from Canna indica L. flowers for seed germination, adsorption, and photocatalytic degradation of organic dyes

Duyen Thi Cam Nguyen et al.

Summary: Green nanomaterials show potential in environmental and agricultural applications due to their biocompatibility, eco-friendly nature, and cost-effectiveness. This study successfully utilized Canna indica flowers extract to bio-fabricate ZnO nanoparticles for dye removal and seed germination, with promising results. The ZnO nanoparticles synthesized exhibited small crystallite size, sufficient band-gap energy, and diverse functional groups, showcasing their effectiveness in various applications.

JOURNAL OF HAZARDOUS MATERIALS (2021)

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Applications of carbon dots in environmental pollution control: A review

Caicheng Long et al.

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CHEMICAL ENGINEERING JOURNAL (2021)

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Template free zinc vanadate flower synthesis, characterization and efficiency for cetirizine-dihydrochloride degradation under UV light irradiation

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Summary: Zinc vanadate flower (ZVF) was synthesized through a template-free self-assembly method and evaluated for photocatalytic activity against cetirizine dihydrochloride (C-HCl). By optimizing process variables, up to 87% degradation of C-HCl was achieved under specific conditions, indicating potential for ZVF as a candidate for degrading toxic agents in pharmaceutical industries.

MATERIALS CHEMISTRY AND PHYSICS (2021)

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Review Chemistry, Inorganic & Nuclear

A review on photocatalytic degradation of hazardous pesticides using heterojunctions

Karina Bano et al.

Summary: Contamination of natural resources by unwanted harmful chemical species is on the rise, particularly due to pesticide residues causing pollution in soil and water. Current methods for removing pesticide residues are time-consuming and not fully effective, but newly synthesized organic and inorganic compounds as well as composite materials show promising results for degradation. Utilizing semiconductor materials with electron-hole charge carrier generation and band gap optimization can enhance the catalytic efficiency for pesticide degradation.

POLYHEDRON (2021)

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Article Chemistry, Physical

Construction of dual Z-scheme g-C3N4/Bi4Ti3O12/Bi4O5I2 heterojunction for visible and solar powered coupled photocatalytic antibiotic degradation and hydrogen production: Boosting via I-/I3- and Bi3+/Bi5+ redox mediators

Amit Kumar et al.

Summary: Inspired by waste to energy production, a dual Z-scheme advanced photocatalyst g-C3N4/Bi4Ti3O12/Bi4O5I2 heterojunction was constructed for efficient coupled photocatalytic H-2 evolution and antibiotics degradation. The optimal photocatalyst showed excellent H-2 production rate under visible light and high removal efficiency of antibiotics, showcasing a promising approach for clean energy production and environmental detoxification through high photo-absorbing heterojunction photocatalysts.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

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Article Chemistry, Physical

Environmental-friendly synthesis of heterojunction photocatalysts g-C3N4/BiPO4 with enhanced photocatalytic performance

Xin Zhu et al.

Summary: Heterojunction photocatalysts g-C3N4/BiPO4 with varying loadings of g-C3N4 were synthesized by ball milling process in different time, showing superior performance in degrading tetracycline under simulated sunlight condition. The enhanced photocatalytic activity was attributed to changes in morphology and structure after ball milling, increased specific surface area, outstanding visible-light absorption, and efficient separation of electron-hole pairs.

APPLIED SURFACE SCIENCE (2021)

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Article Chemistry, Physical

Construction of hierarchical CuBi2O4/Bi/BiOBr ternary heterojunction with Z-scheme mechanism for enhanced broad-spectrum photocatalytic activity

Shuai Fu et al.

Summary: By constructing the CuBi2O4/Bi/BiOBr heterostructure, efficient photocatalytic degradation of organic pollutants such as CIP was achieved, attributed to enhanced light absorption and Z-scheme heterostructure.

JOURNAL OF ALLOYS AND COMPOUNDS (2021)

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Article Engineering, Environmental

Photocatalytic oxidation of pharmaceutical contaminants of emerging concern using sunlight and visible radiation: Mechanism and ecotoxicological evaluation

Joao Gomes et al.

Summary: This study aimed at investigating the mechanism of photocatalytic oxidation for pharmaceutical and personal care product pollutants, and their environmental impact. The results showed that while photocatalytic oxidation could effectively degrade pollutants, it also had the potential to form toxic by-products, raising concerns about environmental toxicity.

JOURNAL OF WATER PROCESS ENGINEERING (2021)

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Article Chemistry, Physical

Enhanced Photocatalytic Activity of Spherical Nd3+ Substituted ZnFe2O4 Nanoparticles

Loan T. T. Nguyen et al.

Summary: Nanocrystalline ZnNdxFe2-xO4 ferrites with different Nd3+ ion concentrations were fabricated in this study, showing enhanced photocatalytic activity for dye degradation. The addition of Nd3+ ions resulted in smaller grain size, reduced optical bandgap energies, and more efficient separation of photoinduced electron and holes in the ferrite samples.

MATERIALS (2021)

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Article Engineering, Environmental

Coupling biological and photocatalytic treatment of atrazine and tebuthiuron in aqueous solution

Lwazi Charles Mahlalela et al.

Summary: Research has found that combining biological and photocatalytic processes for treating pesticides in aqueous solution can effectively degrade atrazine, but the removal of tebuthiuron is not significant.

JOURNAL OF WATER PROCESS ENGINEERING (2021)

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Article Chemistry, Physical

Self-assembled ultrathin CoO/Bi quantum dots/defective Bi2MoO6 hollow Z-scheme heterojunction for visible light-driven degradation of diazinon in water matrix: Intermediate toxicity and photocatalytic mechanism

Xiaoming Xu et al.

Summary: The ultrathin CoO/Bi quantum dots (QDs)/Bi2MoO6 with oxygen vacancies (OVs) hollow Z-scheme heterojunction exhibited excellent photocatalytic activity in diazinon degradation, achieving a removal efficiency of 94.2%. The study also investigated the effects of catalyst dosage, pH, different anions, and humic acid on diazinon removal, confirming the eventual conversion of diazinon into harmless products based on toxicity assessment. The improved photocatalytic activity was attributed to the synergistic effect of various factors, such as ultrathin hollow structure, surface plasmon resonance (SPR) effect, OVs, and the Z-scheme heterostructure, leading to enhanced visible light absorption and fast charge separation.

APPLIED CATALYSIS B-ENVIRONMENTAL (2021)

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Article Environmental Sciences

Optimal degradation of organophosphorus pesticide at low levels in water using fenton and photo-fenton processes and identification of by-products by GC-MS/MS

Chemseddine Zekkaoui et al.

Summary: This study identified optimal conditions for degrading diazinon at low concentrations using Fenton and photo-Fenton processes. Mathematical models were used to optimize degradation, and by-products were identified using QuEChERS and GC-MS/MS, revealing potential degradation pathways for diazinon.

CHEMOSPHERE (2021)

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Z-scheme BiVO4/g-C3N4 heterojunction: an efficient, stable and heterogeneous catalyst with highly enhanced photocatalytic activity towards Malachite Green assisted by H2O2 under visible light

Yuzhen Li et al.

Summary: A BiVO4/g-C3N4 heterojunction was successfully prepared by wet impregnation-calcination method, forming a new photocatalytic system that can efficiently degrade pollutants with the illumination of visible light. Various techniques were used to identify the properties of the heterojunction, and factors affecting photocatalytic efficiency were explored, indicating the significant role of H2O2 in the degradation process.

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Recent advances on ZIF-8 composites for adsorption and photocatalytic wastewater pollutant removal: Fabrication, applications and perspective

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Highly efficient photocatalytic degradation of chlorpyrifos in aqueous solutions by nano hydroxyapatite modified CFGO/ZnO nanorod composite

T. S. Anirudhan et al.

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Article Engineering, Chemical

Fabrication of 3D Bi5O7I/BiOIO3 heterojunction material with enhanced photocatalytic activity towards tetracycline antibiotics

Zhijia Zhu et al.

Summary: The study successfully prepared Bi5O7I/BiOIO3 composite materials with excellent degradation efficiency and stability in photocatalysis. Through investigation of electron migration and photocatalytic mechanism, it elucidated the active species and heterojunction structure contributing to the improved photocatalytic activity.

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Fabrication of a Z-scheme Zn3V2O8/g-C3N4 nano-heterojunction with high interfacial charge transfer for superior photocatalytic removal of diazinon pesticide under visible light

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