Dual Z-scheme core-shell PANI-CeO2-Fe2O3-NiO heterostructured nanocomposite for dyes remediation under sunlight and bacterial disinfection

Article Engineering, Chemical

Synthesis of dual Z-scheme photocatalyst ZnFe2O4/PANI/Ag2CO3 with enhanced visible light photocatalytic activity and degradation of pollutants

Rui Zhang et al.

Summary: The ZnFe2O4/PANI/Ag2CO3 photocatalyst synthesized by the co-precipitation method exhibits excellent photocatalytic degradation performance towards bisphenol A and nitrobenzene.

ADVANCED POWDER TECHNOLOGY (2022)

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Article Engineering, Environmental

Efficient degradation of tetracycline using core-shell Fe@Fe2O3-CeO2 composite as novel heterogeneous electro-Fenton catalyst

Jingjing Zhang et al.

Summary: A novel heterogeneous EF catalyst, Fe@Fe2O3-CeO2, was successfully synthesized for efficient degradation of organic pollutants. The catalyst exhibited excellent performance with high removal and mineralization efficiency, good recyclability and stability. The heterogeneous EF process showed promising catalytic activity towards degradation of various organic pollutants, providing insights into the reaction mechanism and facilitating its application in refractory wastewater treatment.

CHEMICAL ENGINEERING JOURNAL (2022)

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Review Environmental Sciences

A critical review on relationship of CeO2-based photocatalyst towards mechanistic degradation of organic pollutant

A. A. Fauzi et al.

Summary: Nanostructured photocatalysts, particularly CeO2-based photocatalysts, have shown potential in addressing environmental challenges caused by population growth and urbanization. Modifications of CeO2, such as doping with metals and non-metals, have been explored to enhance photodegradation performance in wastewater treatment. Advanced heterojunction types like p-n heterojunction and Z-scheme show superior performance in charge carrier separation for efficient degradation of contaminants.

CHEMOSPHERE (2022)

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Article Environmental Sciences

Review on Methylene Blue: Its Properties, Uses, Toxicity and Photodegradation

Idrees Khan et al.

Summary: The paper discusses the significant health issue of unavailability of clean drinking water in modern society, as well as the toxicity and environmental pollution caused by industrial dyes. By studying photodegradation technology to remove MB, efficient and environmentally friendly water treatment systems can be achieved. The photodegradation mechanism and factors affecting MB are summarized.

WATER (2022)

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Article Environmental Sciences

Energy-levels well-matched direct Z-scheme ZnNiNdO/CdS heterojunction for elimination of diverse pollutants from wastewater and microbial disinfection

Muhammad Shahid Nadeem et al.

Summary: A well-matched direct Z-scheme ZnNiNdO/CdS heterojunction was fabricated and characterized. The composite showed enhanced photocatalytic and antibacterial performance through co-doping and tuning of the energy bandgap.

ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH (2022)

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Article Chemistry, Physical

Fabrication of dual Z-scheme TiO2-WO3-CeO2 heterostructured nanocomposite with enhanced photocatalysis, antibacterial, and electrochemical performance

Tauseef Munawar et al.

Summary: Direct dual Z-scheme heterostructured nanocomposite TiO2-WO3-CeO2 (NC) and pristine metal oxides nanostructures (NSs) were fabricated using a facile co-precipitation route. The NC exhibited narrow energy bandgap, higher electrical conductivity, and lower recombination rate, showing superior photodegradation and antimicrobial activity, as well as excellent capacitive behavior.

JOURNAL OF ALLOYS AND COMPOUNDS (2022)

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Review Chemistry, Multidisciplinary

Photocatalysis for removal of environmental pollutants and fuel production: a review

Anbalagan Saravanan et al.

Summary: Photocatalysis research focuses on developing green technologies to address water pollution and fossil fuels issues by converting light energy to chemical energy. Various methods are used to synthesize photocatalytic materials for environmental remediation and production of biodiesel, methanol, and hydrogen.

ENVIRONMENTAL CHEMISTRY LETTERS (2021)

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Article Chemistry, Physical

Facile synthesis of Cr-Co co-doped CdO nanowires for photocatalytic, antimicrobial, and supercapacitor applications

Tauseef Munawar et al.

Summary: CdO and Cr-Co co-doped CdO nanowires were successfully synthesized and characterized for their physical, photocatalytic, antibacterial, and electrochemical properties through various analytical techniques. The optimal doped Cd0.90Co0.05Cr0.05O (Cd4) sample showed high efficiency in photodegradation of dyes and inhibition of bacteria. Additionally, the Cd4 sample exhibited excellent electrochemical performance with high specific capacitance, energy density, and power density, making it a potential material for various applications.

JOURNAL OF ALLOYS AND COMPOUNDS (2021)

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Article Materials Science, Ceramics

PANI-Co3O4 with excellent specific capacitance as an electrode for supercapacitors

Yanyun Fan et al.

Summary: A novel PANI-Co3O4 supercapacitor electrode was synthesized in this study, showing a specific capacitance of 3105.46 F g(-1) and good cycle stability. This composite material has great potential for application in high-performance energy storage devices.

CERAMICS INTERNATIONAL (2021)

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Article Chemistry, Physical

Polyaniline supported CdS/CeO2/Ag3PO4 nanocomposite: An A-B type tandem n-n heterojunctions with enhanced photocatalytic activity

Abi M. Taddesse et al.

Summary: By synthesizing ternary composites with different ratios, the photocatalytic activity of CdS/CeO2/Ag3PO4 was found to be higher, with optimum operational parameters including pH 4, initial dye concentration of 10 ppm, and photocatalyst load of 0.15 g/L. Reactive oxygen species and hydroxyl radicals play major roles in the degradation of MeO dye.

JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY (2021)

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Article Materials Science, Ceramics

Facile synthesis and characterization of conducting polymer-metal oxide based core-shell PANI-Pr2O-NiO-Co3O4 nanocomposite: As electrode material for supercapacitor

Muhammad Naveed ur Rehman et al.

Summary: In this study, metal oxide nanoparticles and their composites with conducting polymers were successfully synthesized and characterized using various analytical techniques. The quaternary nanocomposite showed higher conductivity and specific capacitance, along with lower polarization resistance and solution resistance. This enhances surface-dependent electrochemical properties and provides a novel research idea for the manufacturing of supercapacitor electrode materials.

CERAMICS INTERNATIONAL (2021)

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Article Engineering, Chemical

Enhancement in carrier separation of ZnO-Ho2O3-Sm2O3 hetrostuctured nanocomposite with rGO and PANI supported direct dual Z-scheme for antimicrobial inactivation and sunlight driven photocatalysis

Faisal Mukhtar et al.

Summary: In this study, three different ZnO-Ho2O3-Sm2O3 nanostructure composites were successfully fabricated and characterized. The NCR composite showed superior antibacterial and photocatalytic performance, attributing to the Z-scheme supported with rGO, promoting electron/hole separation and hindering charge carrier recombination.

ADVANCED POWDER TECHNOLOGY (2021)

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Article Engineering, Electrical & Electronic

Surfactant-assisted synthesis of NiCo2O4/NiO nanocomposite by facile atmospheric pressure microplasma electrochemical process with photocatalytic applications

M. Shafique et al.

Summary: NiCo2O4/NiO nanocomposites were synthesized via atmospheric pressure microplasma electrochemical method, and the influence of surfactants on the morphology and properties of the nanostructures was studied. Different morphologies like nanorods, nanowires, and nanoflowers were obtained from SEM analysis, and X-ray diffraction analysis revealed the structural properties and crystallite size dependence on surfactants used. Photoluminescence study showed band edge emission and additional visible region emission due to defects, while Raman and FTIR spectroscopy were used to examine the functional characteristics of the nanostructures. Furthermore, the photocatalytic activity of these nanostructures in Rhodamine B dye solution under sunlight was investigated, showing effective decolorization with both visible light and photocatalyst.

JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS (2021)

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Article Chemistry, Physical

Enhanced photo-Fenton activity over a sunlight-driven ignition synthesized α-Fe2O3-Fe3O4/CeO2 heterojunction catalyst enriched with oxygen vacancies

Sujay G. C. Shekar et al.

Summary: The synthesis of ternary alpha-Fe2O3-Fe3O4/CeO2 nanocomposite using a sunlight-driven ignition method allows for the introduction of oxygen vacancies on its surface, facilitating multiple degradation mechanisms. This heterojunction catalyst exhibits enhanced photocatalytic activity in degrading organic dyes, attributed to improved charge separation through oxygen vacancies. The presence of oxygen vacancies also promotes the photo-Fenton catalytic process, enhancing the degradation of methylene blue dye.

JOURNAL OF MOLECULAR LIQUIDS (2021)

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Article Materials Science, Ceramics

Zn0.9Ce0.05M0.05O (M = Er, Y, V) nanocrystals: Structural and energy bandgap engineering of ZnO for enhancing photocatalytic and antibacterial activity

Tauseef Munawar et al.

CERAMICS INTERNATIONAL (2020)

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Article Engineering, Chemical

Core-Shell Structured Magnetic γ-Fe2O3@PANI Nanocomposites for Enhanced As(V) Adsorption

Yan Zhang et al.

INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH (2020)

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Article Materials Science, Multidisciplinary

Multi metal oxide NiO-Fe2O3-CdO nanocomposite-synthesis, photocatalytic and antibacterial properties

Faisal Mukhtar et al.

APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING (2020)

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Article Chemistry, Physical

CeO 2 /g-C 3 N 4 /V 2 O 5 ternary nano hetero-structures decorated with CQDs for enhanced photo -reduction capabilities under different light sources: Dual Z -scheme mechanism

Amit Kumar et al.

JOURNAL OF ALLOYS AND COMPOUNDS (2020)

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Article Materials Science, Multidisciplinary

PANI/Sm2O3 nanocomposite sensor for fast hydrogen detection at room temperature

Samaneh Rasouli Jamnani et al.

SYNTHETIC METALS (2020)

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Article Chemistry, Multidisciplinary

Ag3PO4/NiO Composites with Enhanced Photocatalytic Activity under Visible Light

Ricardo K. Santos et al.

ACS OMEGA (2020)

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Article Chemistry, Physical

0D/2D Co3O4/TiO2 Z-Scheme heterojunction for boosted photocatalytic degradation and mechanism investigation

Yuting Wang et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2020)

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Article Chemistry, Inorganic & Nuclear

Novel photocatalyst and antibacterial agent; direct dual Z-scheme ZnO-CeO2-Yb2O3 heterostructured nanocomposite

Tauseef Munawar et al.

SOLID STATE SCIENCES (2020)

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Article Nanoscience & Nanotechnology

Surfactant-assisted cerium oxide and its catalytic activity towards Fenton process for non-degradable dye

Bhawana Jain et al.

ADVANCED COMPOSITES AND HYBRID MATERIALS (2020)

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Article Chemistry, Multidisciplinary

A magnetic γ-Fe2O3@PANI@TiO2 core-shell nanocomposite for arsenic removal via a coupled visible-light-induced photocatalytic oxidation-adsorption process

Yuan Wang et al.

NANOSCALE ADVANCES (2020)

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Article Chemistry, Physical

Construction of α-Fe2O3/CeO2 decorated g-C3N4 nanosheets for magnetically separable efficient photocatalytic performance under visible light exposure and bacterial disinfection

Shanmugam Vignesh et al.

APPLIED SURFACE SCIENCE (2019)

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Article Engineering, Electrical & Electronic

Effect of holmium oxide on impedance and dielectric behavior of polyaniline-holmium oxide composites

S. Manjunatha et al.

JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS (2019)

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Article Materials Science, Multidisciplinary

Synthesis of magnetically recoverable visible-light-induced photocatalysts by combination of Fe3O4/ZnO with BiOI and polyaniline

Aziz Habibi-Yangjeh et al.

PROGRESS IN NATURAL SCIENCE-MATERIALS INTERNATIONAL (2019)

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Review Chemistry, Physical

Adsorptive removal and photocatalytic degradation of organic pollutants using metal oxides and their composites: A comprehensive review

Rashi Gusain et al.

ADVANCES IN COLLOID AND INTERFACE SCIENCE (2019)

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Article Chemistry, Physical

Enhanced photocatalytic performance of ZnSe/PANI nanocomposites for degradation of organic and inorganic pollutants

Abbas Shirmardi et al.

APPLIED SURFACE SCIENCE (2018)

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Article Chemistry, Physical

Multiple-shell ZnSe core-shell spheres and their improved photocatalytic activity

Lijuan Zhao et al.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2017)

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Article Biochemistry & Molecular Biology

Synthesis and characterization of metal oxides (CeO2, CuO, NiO, Mn3O4, SnO2 and ZnO) nanoparticles as photo catalysts for degradation of textile dyes

Lalitha Gnanasekaran et al.

JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY B-BIOLOGY (2017)

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Article Chemistry, Multidisciplinary

Microstructure and photocatalytic properties of polyimide/heterostructured NiO-Fe2O3-ZnO nanocomposite films via an ion-exchange technique

Yonglin Lei et al.

RSC ADVANCES (2017)

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Article Chemistry, Multidisciplinary

Green and Environmentally Sustainable Fabrication of Ag-SnO2 Nanocomposite and Its Multifunctional Efficacy As Photocatalyst and Antibacterial and Antioxidant Agent

Tanur Sinha et al.

ACS SUSTAINABLE CHEMISTRY & ENGINEERING (2017)

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Review Chemistry, Physical

Research progress on conducting polymer based supercapacitor electrode materials

Qiufeng Meng et al.

NANO ENERGY (2017)

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Article Chemistry, Physical

Highly efficient and visible light driven Ni0.5Zn0.5Fe2O4@PANI modified BiOCl heterocomposite catalyst for water remediation

Ruchika Tanwar et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2017)

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Article Chemistry, Physical

A stable Ag3PO4@PANI core@shell hybrid: Enrichment photocatalytic degradation with π-π conjugation

Li Liu et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2017)

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Review Chemistry, Physical

Structural design of TiO2-based photocatalyst for H2 production and degradation applications

Minmin Gao et al.

CATALYSIS SCIENCE & TECHNOLOGY (2015)

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Article Chemistry, Physical

Core-shell structured γ-Fe2O3@SiO2@AgBr:Ag composite with high magnetic separation efficiency and excellent visible light activity for acid orange 7 degradation

Baozhu Tian et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2014)

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Article Chemistry, Multidisciplinary

Surfactant-assisted synthesis of CeO2 nanoparticles and their application in wastewater treatment

He Li et al.

RSC ADVANCES (2012)

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Article Chemistry, Multidisciplinary

Defect Engineering in Cubic Cerium Oxide Nanostructures for Catalytic Oxidation

Neil J. Lawrence et al.

NANO LETTERS (2011)

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Article Optics

Large enhancement of photocurrent gain based on the composite of a single n-type SnO2 nanowire and p-type NiO nanoparticles

Meng-Lin Lu et al.

OPTICS EXPRESS (2011)

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Dual Z-scheme core-shell PANI-CeO2-Fe2O3-NiO heterostructured nanocomposite for dyes remediation under sunlight and bacterial disinfection

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