Sustainable Nanotechnology for Food Preservation: Synthesis, Mechanisms, and Applications of Zinc Oxide Nanoparticles

Journal of Agriculture and Food Research, Год журнала: 2025, Номер unknown, С. 101743 - 101743

Опубликована: Фев. 1, 2025

Язык: Английский

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Green Synthesis of ZnO Nanoparticles Using Ficus benghalensis for Visible Light–Driven Photocatalytic Degradation of Crystal Violet and Antibacterial and Antibiofilm Activities

Luminescence, Год журнала: 2025, Номер 40(1)

Опубликована: Янв. 1, 2025

ABSTRACT Crystal Violet (CV) is a vibrant and harmful dye known for its toxicity to aquatic life potential carcinogenic effects on humans. This study explores the removal of CV through photocatalysis driven by visible light, as well examining antibacterial antibiofilm characteristics zinc oxide nanoparticles (ZnO NPs) synthesized from aerial roots Ficus benghalensis . Various characterization techniques were employed confirm optical properties, crystal lattices, morphology ZnO NPs. TEM images showed that NPs had spherical shape, with an average size 40 80 nm. The photocatalytic analysis revealed exhibited substantial activity under effectively degrading 90.6% in aqueous solution. was evaluated against clinically relevant bacterial strains such Pseudomonas aeruginosa Bacillus subtilis , revealing notable zones inhibition. Moreover, 96.8 ± 0.5% 98.3 0.3% P. Staphylococcus aureus respectively. In conclusion, this demonstrated sustainable solution wastewater treatment applications.

Язык: Английский

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Eco-friendly zinc oxide nanoparticle biosynthesis powered by probiotic bacteria

Applied Microbiology and Biotechnology, Год журнала: 2025, Номер 109(1)

Опубликована: Янв. 29, 2025

Abstract The rapid advancement of nanotechnology, particularly in the realm pharmaceutical sciences, has significantly transformed potential for treating life-threatening diseases. A pivotal aspect this evolution is emergence “green nanotechnology,” which emphasizes environmentally sustainable synthesis raw materials through biological processes. This review focuses on and application zinc oxide (ZnO) nanoparticles (NPs) from probiotic bacteria, those sourced wastewater. Microorganisms wastewater tolerate harmful elements enzymatically convert toxic heavy metals into eco-friendly materials. These bacteria are instrumental ZnO NPs exhibit remarkable antimicrobial properties with diverse industrial applications. As challenge drug-resistant pathogens escalates, innovative strategies combating microbial infections essential. explores intersection microbiology, antibacterial resistance, highlighting importance selecting suitable synthesizing potent activity. Additionally, addresses biofunctionalization their applications environmental remediation therapeutic innovations, including wound healing, antibacterial, anticancer treatments. Eco-friendly NP relies identification these “nano-factories.” Targeting can uncover new capabilities, advancing friendly production methods. Key points • Innovative needed to combat like MRSA. Wastewater-derived an method synthesis. show significant activity against various pathogens.

Язык: Английский

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Eco-Friendly Synthesis of Al2O3 Nanoparticles: Comprehensive Characterization Properties, Mechanics, and Photocatalytic Dye Adsorption Study

Coatings, Год журнала: 2024, Номер 14(7), С. 848 - 848

Опубликована: Июль 6, 2024

Metal and metal oxide nanoparticles are gaining traction in inorganic catalysis photocatalysis, driving the development of eco-friendly methods. This study introduces an cost-effective approach for synthesizing Al2O3 (NPs) using extracts derived from leaves Calligonum comosum L. The primary objective this investigation is to assess photocatalytic efficacy synthesized catalyst addressing organic pollutants. NPs exhibit a spherical morphology with crystalline arrangements, as evidenced by average crystallite size 25.1 nm XRD analysis. band gap energy determined be 2.86 eV. In terms mechanical properties, show significant potential enhancing both flexural compressive thereby making them viable choice improving performance composites. Notably, Young’s modulus hybrid composite (comprising plant material NPs) exhibits remarkable increase 34.4% flexion 78.3% compression compared alone. catalytic evaluated methylene blue (MB) cationic dye Rose Bengal (RB) anionic dye. Impressively, demonstrate degradation efficiencies 98.2% MB 90.5% RB. processes occur under solar light irradiation, contact time 120 m, maintained pH 7, temperature 25 °C. found that promising, cost-effective, environmentally friendly option water treatment.

Язык: Английский

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Green Synthesis of Hexagonal-like ZnO Nanoparticles Modified with Phytochemicals of Clove (Syzygium aromaticum) and Thymus capitatus Extracts: Enhanced Antibacterial, Antifungal, and Antioxidant Activities

Materials, Год журнала: 2024, Номер 17(17), С. 4340 - 4340

Опубликована: Сен. 2, 2024

The green synthesis of ZnO NPs is becoming increasingly valued for its cost-effectiveness and environmental benefits. This study successfully synthesized hexagonal using a combination clove (

Язык: Английский

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Supercritical CO2 directional-assisted green synthesis of ZnO nanoparticles obtained from Euphorbia stricta L. for functional applications

Inorganic Chemistry Communications, Год журнала: 2024, Номер 167, С. 112737 - 112737

Опубликована: Июнь 15, 2024

Язык: Английский

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Green marvel: Harnessing spinach leaves' power for enhanced photodegradation of various effluents with biogenic ZnO nanoparticles

Desalination and Water Treatment, Год журнала: 2024, Номер 319, С. 100566 - 100566

Опубликована: Июнь 26, 2024

This study investigates the use of ZnO NPs (Zinc oxide nanoparticles) derived from spinach leaf extracts in a sustainable photocatalytic technology to enhance decomposition hazardous effluents refineries and paper mills. The biosynthesized were characterized through X-ray diffraction (XRD), UV-Vis spectroscopy, scanning electron microscopy (SEM), transmission (TEM). XRD analysis reveals that possess hexagonal wurtzite structure, exhibiting preferred arrangement (101) planes. synthesized have spherical shape, as seen SEM images. TEM detected size be between 35 40 nm. results indicate produced via biosynthesis activity efficiently decomposing organic chemicals found gasoline refining effluent when exposed light. At pH 8, exhibited highest rate degradation for toluene (84.26 %) xylene (90.36 after being simulated sunlight 240 min. In context treatment mill effluents, it has been shown subsequent cycles resulted reduction chemical oxygen demand (COD) levels 81.24 %, 74.14 68.92 60.24 53.82 respectively.

Язык: Английский

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Bio‐Inspired Synthesis and Photocatalytic Applications of α‐Fe₂O₃@ZnO Nanobinary Using Laurus nobilis Leaf Extract: Efficient for Anionic and Cationic Dye Degradation With Reusability Studies

Applied Organometallic Chemistry, Год журнала: 2025, Номер 39(4)

Опубликована: Март 11, 2025

ABSTRACT This study investigates the sustainable synthesis and applications of α‐Fe₂O₃@ZnO nanocomposites derived using Laurus nobilis leaf extract as a natural reducing agent, promoting eco‐friendly material development for environmental remediation. XRD analysis confirmed formation nanocomposite with crystallite size 21.48 nm, while SEM revealed porous structure uniformly distributed particles ranging from 20 to 50 nm. FTIR spectroscopy identified characteristic Fe‐O Zn‐O bonds, ensuring nanocomposite's purity. Optical showed direct indirect bandgap energies 2.80 1.16 eV, respectively, highlighting its excellent optical properties. The demonstrated remarkable photocatalytic efficiency, achieving 96.3% degradation Brilliant Cresyl Blue (BCB) dye 95.88% Rose Bengal (RB) within 120 min under sunlight irradiation. followed first‐order kinetics, rate constants 0.0241 −1 BCB 0.01875 RB. exhibited reusability, maintaining 93.5% efficiency after five cycles, structural stability throughout repeated use. These results underscore multifunctional potential green‐synthesized dye‐contaminated wastewater treatment, contributing technologies.

Язык: Английский

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Silver and Zinc Oxide Nanoparticles for Effective Aquaculture Wastewater Treatment

Nanomaterials, Год журнала: 2025, Номер 15(7), С. 559 - 559

Опубликована: Апрель 5, 2025

This study explores the use of silver nanoparticles (Ag NPs) and zinc oxide (ZnO NPs), either singly or in combination, for nanoremediation aquaculture wastewater. Aquaculture wastewater was treated with varying doses Ag NPs ZnO across following six groups: Group 1 (0.05 mg NPs/L), 2 (1 3 NPs/L + 4 (0.025 0.5 5 (0.1 a control group. Water quality, microbial loads nanomaterial concentrations were assessed over ten days. Transmission electron microscopy (TEM) showed average particle sizes 102.5 nm 110.27 NPs. The removal efficiencies NH4-N 98% treatment groups. In addition, COD 33.33%, 68.82%, 49.59%, 61.49%, 37.65%. log-reductions aerobic plate counts nanoparticle-treated 1.191, 1.947, 1.133, 1.071, 0.087, compared to reduction 0.911 untreated Silver ranged from 0.0079 0.0192 mg/L, while 0.3040 0.9740 indicating that ZnO-NPs represent sustainable method

Язык: Английский

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A Review on Modified ZnO to Address Environmental Challenges through Photocatalysis: Photodegradation of Organic Pollutants

Materials Today Energy, Год журнала: 2024, Номер unknown, С. 101774 - 101774

Опубликована: Дек. 1, 2024

Язык: Английский

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