Papers

61,005 results
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Article Tier 2

Green Synthesis of Photocatalytically Active ZnO Nanoparticles Using Chia Seed Extract and Mechanistic Elucidation of the Photodegradation of Diclofenac and p-Nitrophenol

Zinc oxide nanoparticles (ZnO NPs) were synthesized using a green method with chia seed extract as a capping agent, producing quasi-spherical particles less than 30 nm with hexagonal crystal structure. The ZnO NPs showed photocatalytic activity for degrading environmental pollutants, providing an eco-friendly synthesis route to a widely used nanomaterial.

2024 Catalysts 5 citations
Article Tier 2

Effective Antibacterial/Photocatalytic Activity of ZnO Nanomaterials Synthesized under Low Temperature and Alkaline Conditions

Researchers synthesized ZnO nanomaterials under low temperature and alkaline conditions (1-4 M NaOH) and evaluated their photocatalytic degradation of methyl blue dye and antibacterial activity against both Gram-positive bacteria (Bacillus manliponensis, Micrococcus luteus, Staphylococcus aureus) and Gram-negative bacteria (Escherichia coli), finding effective performance in both applications.

2022 Nanomaterials 19 citations
Article Tier 2

Green synthesis of nanostructured zinc oxide by Ocimum tenuiflorum extract: characterization, adsorption modeling, cytotoxic screening, and metal ions adsorption applications

Researchers synthesized zinc oxide nanoparticles using Ocimum tenuiflorum leaf extract and tested their ability to adsorb cadmium and lead ions from water. The nanoparticles effectively removed heavy metal contaminants from environmental water samples, demonstrating potential as an eco-friendly tool for water remediation.

2023 Biomass Conversion and Biorefinery 28 citations
Article Tier 2

Green Synthesis of Semiconductor Nanocomposite (O-ZnO) Using Onion Peels Extract for Degradation of Organic Materials

Researchers synthesized zinc oxide nanocomposite using onion peel extract via a green synthesis route and evaluated its photocatalytic performance for removing cefixime antibiotic from aqueous solution through advanced oxidation. The synthesized O-ZnO nanocomposite was characterized by BET, XRD, FESEM, and FTIR analyses and demonstrated effective degradation of pharmaceutical organic pollutants under controlled conditions.

2025 Nature Environment and Pollution Technology
Article Tier 2

Laboratory and Commercial Synthesized Zinc Oxide Nanoparticles Adsorption onto Coconut Husk: Characterization, Isotherm, Kinetic, and Thermodynamic Studies

Researchers investigated the adsorption of laboratory-synthesized and commercial zinc oxide nanoparticles onto raw coconut husk, conducting batch adsorption studies and characterizing samples by XRD, FESEM, and spectroscopic techniques to evaluate coconut husk as a biosorbent for ZnO-NP removal from water.

2020 Biointerface Research in Applied Chemistry 18 citations
Article Tier 2

ZnO Semiconductor Nanoparticles and Their Application in Photocatalytic Degradation of Various Organic Dyes

Researchers synthesized zinc oxide nanoparticles using a green method with pepper plant extract and tested their ability to break down organic dyes in water under UV light. The nanoparticles achieved 100% elimination of methylene blue within 60 minutes and high degradation rates for other common dyes. The study demonstrates a sustainable approach to photocatalytic water treatment for removing organic pollutants.

2021 Materials 81 citations
Article Tier 2

Facile Fabrication of Oxygen-Defective ZnO Nanoplates for Enhanced Photocatalytic Degradation of Methylene Blue and In Vitro Antibacterial Activity

Researchers fabricated ZnO nanoplates with varying oxygen defect densities by controlling crystal growth temperature and found that defect-rich nanoplates showed superior photocatalytic activity for degrading methylene blue dye and stronger antibacterial effects, linking defect engineering to photocatalyst performance.

2023 Catalysts 24 citations
Article Tier 2

ZnO nanostructured matrix as nexus catalysts for the removal of emerging pollutants

Researchers reviewed the use of zinc oxide nanoparticles (ZnO NPs) as photocatalysts — materials that use light to break down pollutants — for removing emerging contaminants like pharmaceuticals and microplastics from water and wastewater. Green synthesis methods, where plants or microbes are used to manufacture the nanoparticles, showed especially high pollutant removal efficiency while reducing the environmental footprint of the process itself.

2023 Environmental Science and Pollution Research 19 citations
Article Tier 2

Purified Mangosteen Peel Extract Mediated-Green Synthesis of Nanostructure Zinc Oxide Incorporated into a Nata de Sago Bacterial Cellulose Transparent Film for UV-Visible Spectroscopy Detection of Hexavalent Chromium in Aqueous Media

Researchers developed zinc oxide nanostructures using purified mangosteen peel extract as a reducing and capping agent, incorporating them into Nata de Sago bacterial cellulose transparent films for UV-Vis spectroscopy detection of hexavalent chromium in aqueous media.

2025 Malaysian Journal of Chemistry
Article Tier 2

Green synthesis and enhanced photocatalytic activity of ZnSe nanoparticles capped with Artemisia herba-alba and calligonum plants extracts

Scientists created tiny particles using natural plant extracts that can help break down harmful chemicals in water when exposed to light. These plant-based particles worked just as well as traditional methods for cleaning contaminated water, but they're cheaper and better for the environment. This could lead to new ways to clean up polluted water sources, making drinking water safer for communities.

2026 Scientific Reports
Article Tier 2

Effect of zinc oxide nanoparticle types on the structural, mechanical and antibacterial properties of carrageenan-based composite films

Researchers synthesized zinc oxide nanoparticles from three different zinc salts and incorporated them into carrageenan composite films, evaluating how synthesis precursor affects the structural, mechanical, and antibacterial properties of the resulting biopolymer composites. The study identified which ZnONP synthesis route produces nanoparticles with the most favorable properties for food packaging applications.

2024 Food Science and Preservation 5 citations
Article Tier 2

Recent Progress in ZnO-Based Nanostructures for Photocatalytic Antimicrobial in Water Treatment: A Review

This review summarized recent progress in ZnO-based nanostructures for photocatalytic antimicrobial water treatment, highlighting how nanostructure morphology and doping strategies enhance reactive oxygen species generation and broaden applications for removing pathogens and micropollutants including microplastics.

2022 Applied Sciences 24 citations
Article Tier 2

The Influence of Mechanochemical Synthesis Method on Photodegradability Characteristics of Hydroxyapatite/Zinc Oxide Composite

Researchers synthesized a ZnO/hydroxyapatite nanocomposite via mechanochemical attrition milling and evaluated its photocatalytic degradation of methyl orange dye under UV irradiation, finding that compositions with 75% ZnO and 25% ZnO showed the best combined adsorption and photodegradation performance.

2025
Article Tier 2

Development of novel composite materials based on kaolinitic clay modified with ZnO for the elimination of azo dyes by adsorption in water

Researchers created composite materials by coating kaolinite clay with zinc oxide nanoparticles and found the modified clay could remove over 95% of toxic azo dyes from water within 5 minutes. The material's positive surface charge after zinc oxide doping was the key factor driving its strong adsorption of negatively charged dye pollutants.

2024 Results in Surfaces and Interfaces 6 citations
Article Tier 2

Green synthesis of iron (III) oxide (Fe3O4) Nanoparticles Using Citrus sinensis Peel Extract for the Removal of Ciprofloxacin in Water

Researchers created iron oxide nanoparticles using orange peel extract and tested their ability to remove the antibiotic ciprofloxacin from water. The study suggests this green synthesis approach achieved up to 97% removal efficiency, offering a low-cost, eco-friendly method for cleaning antibiotic contamination from water sources.

2024 Journal of applied science and environmental management 4 citations
Article Tier 2

Removal of Nano-Zinc Oxide (nZnO) from Simulated Waters by C/F/S—Focusing on the Role of Synthetic Coating, Organic Ligand, and Solution Chemistry

This study examined how to remove nano-zinc oxide particles from water using coagulation, flocculation, and sedimentation processes. As engineered nanoparticles increasingly enter water supplies, effective removal methods are needed to protect drinking water quality.

2023 Processes
Article Tier 2

Poly(vinyl chloride) Films Incorporated with Antioxidant ZnO-Flavonoid Nanoparticles: A Strategy for Food Preservation

Researchers developed poly(vinyl chloride) films incorporating ZnO-flavonoid nanoparticles as antioxidants, evaluating their mechanical, optical, and antimicrobial properties for potential use in food packaging applications.

2024 Foods 5 citations
Clinical Trial Tier 1

ZnO nanoparticles improve bioactive compounds, enzymatic activity and zinc concentration in grapevine

Foliar spraying of zinc oxide nanoparticles at 50-75 mg/L on grapevines increased crop yield, boosted antioxidant compounds, and improved zinc concentration in berries. While focused on agricultural biofortification rather than microplastics, the research demonstrates how nanoparticles interact with edible crops and accumulate in plant tissues, which is relevant to understanding nanoplastic behavior in food systems.

2023 Notulae Botanicae Horti Agrobotanici Cluj-Napoca 6 citations
Article Tier 2

Sustainable functionalized smectitic clay-based nano hydrated zirconium oxides for enhanced levofloxacin sorption from aqueous medium

Researchers developed a functionalized smectitic clay-based nano hydrated zirconium oxide composite for removing the antibiotic levofloxacin from water, achieving high adsorption capacity through a sustainable and reusable nanomaterial approach.

2023 Journal of Hazardous Materials 46 citations
Article Tier 2

Adsorption of Lead from Effluents Using Synthesized ZnO Nanoparticles: A Comprehensive Study for Wastewater Treatment

This paper is not about microplastics — it evaluates synthesized zinc oxide nanoparticles as an adsorbent for removing lead from contaminated water, addressing heavy metal pollution in wastewater treatment.

2023 Asian Journal of Chemical Sciences 1 citations
Article Tier 2

Biogenic silver nanoparticles of Moringa oleifera leaf extract: Characterization and photocatalytic application

Researchers developed an environmentally friendly method for producing silver nanoparticles using Moringa oleifera leaf extract, optimizing the conditions for their formation and stability. The resulting nanoparticles were crystalline and spherical, and demonstrated strong photocatalytic activity in degrading the industrial dye Malachite green in water. The study suggests that plant-based silver nanoparticles could serve as effective, low-cost tools for breaking down organic pollutants in aqueous environments.

2024 Nanotechnology Reviews 17 citations
Article Tier 2

Degradation of Microplastics by a Novel Green Synthesised Nanoparticle

Researchers evaluated the ability of zinc nanoparticles synthesized from Piper longum plant extract to degrade microplastics isolated from human saliva. Light microscopy-based analysis of degradation intermediates showed that these green-synthesized nanoparticles could reduce MP concentration, offering a potentially sustainable and low-cost approach to oral microplastic mitigation.

2025
Article Tier 2

Green Synthesis of Citrus sinensis Peel Extract‐Mediated Ag‐TiO2 and Its Application as a Photocatalyst for Organic Molecules and Antimicrobial Agent

Silver-titanium dioxide nanocomposites were synthesized using Citrus sinensis peel extract as a green reducing agent and evaluated for photocatalytic wastewater purification and antimicrobial activity. The Ag-TiO2 composite showed improved photocatalytic performance compared to pristine TiO2, demonstrating the potential of plant extract-mediated green synthesis for environmental applications.

2024 Journal of Nanotechnology 6 citations
Article Tier 2

Retracted: Synthesis characterization of Zn-based MOF and their application in degradation of water contaminants

This review examines zinc-based metal-organic frameworks (Zn-MOFs) as photocatalysts for degrading organic pollutants such as dyes in wastewater, reporting over 90% degradation efficiency and good reusability, highlighting their potential as high-surface-area nanomaterials for water treatment.

2022 Water Science & Technology 20 citations