Plant-Mediated Biosynthesis and Photocatalysis Activities of Zinc Oxide Nanoparticles: A Prospect towards Dyes Mineralization

Fagier, Mohamed Awad

doi:10.1155/2021/6629180

Cited by 71 publications

(36 citation statements)

References 125 publications

(156 reference statements)

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“…It is discussed in the following table. The average crystal size (45.76 nm) investigated is used as antibacterial activities, and the same result was reported by using silver nanoparticles for the application of typical microbial activities [16] 3.2. Scanning Electron Microscopic Analysis of ZnO NPs.…”

Section: Resultsmentioning

confidence: 68%

Synthesis, Characterization, and Antibacterial Activity of ZnO Nanoparticles from Fresh Leaf Extracts of Apocynaceae, Carissa spinarum L. (Hagamsa)

Saka¹,

Jule²,

Gudata³

et al. 2022

Journal of Nanomaterials

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Biosynthesis of nanoparticles is a new way to produce nanoparticles by using bioorganic foundations. It is attainment care because it is cost-effective, eco-friendly, and comprehensive measure manufacture potentials. The application of leaf extract to depose nanoparticles has been taken as a green method. In this study (Carissa spinarum L.), leaf extracts were reserved for examining their possibility to prepare zinc oxide nanoparticles (ZnO NPs). Zinc acetate is used as the source of zinc; deposition temperature and time were 80 degree Celsius and 60 minutes, respectively. The characterization study was done by UV-Vis spectroscopy, X-ray diffraction (XRD), scanning electron microscope (SEM), and photoluminescence (PL). The surface plasmon resonance around 358 nm from the UV–Vis qualitative evaluation result represents the ZnO NPs formation. The crystalline shape of nanoparticles is disclosed inside the XRD result, morphology confirmed through SEM effects, and consequently, the ZnO NPs scale was predicted. We have given allotted the image-catalytic degradation of excitement dye at 365 nm in image reactor victimization ZnO NPs. This will be our preliminary strive at the Carissa spinarum L. extract on ZnO NPs guidance, and degradation reveals that ZnO NPs showcase clever image-catalytic belongings, and zinc oxide (ZnO) nanoparticles were created to be operative against Bacillus and Staphylococcus.

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Section: Resultsmentioning

confidence: 68%

Synthesis, Characterization, and Antibacterial Activity of ZnO Nanoparticles from Fresh Leaf Extracts of Apocynaceae, Carissa spinarum L. (Hagamsa)

Saka¹,

Jule²,

Gudata³

et al. 2022

Journal of Nanomaterials

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“…Se mezcla una parte del extracto con nitrato de zinc hidratado u óxido de zinc o sulfato de zinc y la mezcla se hierve a la temperatura y el tiempo deseados para lograr una mezcla eficiente. Algunos realizan la optimización en este punto utilizando diferentes temperaturas, pH, concentración de extracto y tiempo [10].…”

Section: Revista De Ciencias Tecnológicas (Recit) Volumen 4 (4): 299-313unclassified

Síntesis verde de materiales nanoestructurados de ZnO en la degradación de contaminantes orgánicos por medio de la fotocatálisis heterogénea

Ortiz¹,

Valencia²,

Parra³

et al. 2021

Rev. Ci. Tec.

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El óxido de zinc (ZnO) es un material con un amplio repertorio de propiedades ópticas, piezoeléctricas, actividad antimicrobiana, semiconductividad y fotocatalíticas que lo hacen útil en un gran número de aplicaciones. Sin embargo, el aumento de la preocupación por el impacto medio – ambiental ha llevado a desarrollar procesos ecológicos para su producción. En los últimos años, la síntesis verde de materiales nanoestructurados ha ganado atención por ser un método no complejo, económico y respetuoso con el medio ambiente en contraste con los métodos físicos y de síntesis química. Se han desarrollado diferentes nanomateriales empleando sustratos biológicos de entre los cuales los más estudiados son los extractos vegetales que fungen como una fuente de agentes reductores y / o estabilizadores. Por lo tanto, la presente revisión incluye un resumen de las diferentes fuentes de extractos vegetales y metodologías aplicadas a la síntesis verde de nanopartículas y películas delgadas de óxido de zinc y los avances en cuanto a la eficiencia de la actividad fotocatalítica de los materiales sintetizados. En este trabajo también presentamos un mapeo bibliométrico sobre el crecimiento de estudios en la materia en un periodo de 10 años comprendido entre el año 2011 y el 2020.

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“…The use of biological templates changes the final surface properties of ZnO by controlling of the morphology and size. Many parameters influence the particle shape and size: temperature, reaction time, pH, type, and concentration of the both the zinc source and plant [28]. Various plants and exotic fruits have been used in ZnO biosynthesized particles: Coriandrum sativum [29], Garzinia mangostana [30], Cannabis sativa [31], Brassica oleracea [32], Cassia fistula [33], Mentha spicata [34], Mentha pulegium [35], etc.…”

Section: Introductionmentioning

confidence: 99%

Modified Approach Using Mentha arvensis in the Synthesis of ZnO Nanoparticles—Textural, Structural, and Photocatalytic Properties

et al. 2022

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Zinc oxide arouses considerable interest since it has many applications—in microelectronics, environmental decontaminations, biomedicine, photocatalysis, corrosion, etc. The present investigation describes the green synthesis of nanosized ZnO particles using a low-cost, ecologically friendly approach compared to the classical methods, which are aimed at limiting their harmful effects on the environment. In this study, ZnO nanoparticles were prepared using an extract of Mentha arvensis (MA) leaves as a stabilizing/reducing agent, followed by hydrothermal treatment at 180 °C. The resulting powder samples were characterized by X-ray diffraction (XRD) phase analysis, infrared spectroscopy (IRS), scanning electron microscopy (SEM), and electron paramagnetic resonance (EPR). The specific surface area and pore size distribution were measured by the Brunauer–Emmett–Taylor (BET) method. Electronic paramagnetic resonance spectra were recorded at room temperature and at 123 K by a JEOL JES-FA 100 EPR spectrometer. The intensity of the bands within the range of 400–1700 cm−1 for biosynthesized ZnO (BS-Zn) powders decreased with the increase in the Mentha arvensis extract concentration. Upon increasing the plant extract concentration, the relative proportion of mesopores in the BS-Zn samples also increased. It was established that the photocatalytic performance of the biosynthesized powders was dependent on the MA concentration in the precursor solution. According to EPR and PL analyses, it was proved that there was a presence of singly ionized oxygen vacancies (V0+) and zinc interstitials (Zni). The use of the plant extract led to changes in the morphology, phase composition, and structure of the ZnO particles, which were responsible for the increased photocatalytic rate of discoloration of Malachite Green dye.

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Plant-Mediated Biosynthesis and Photocatalysis Activities of Zinc Oxide Nanoparticles: A Prospect towards Dyes Mineralization

Cited by 71 publications

References 125 publications

Synthesis, Characterization, and Antibacterial Activity of ZnO Nanoparticles from Fresh Leaf Extracts of Apocynaceae, Carissa spinarum L. (Hagamsa)

Synthesis, Characterization, and Antibacterial Activity of ZnO Nanoparticles from Fresh Leaf Extracts of Apocynaceae, Carissa spinarum L. (Hagamsa)

Síntesis verde de materiales nanoestructurados de ZnO en la degradación de contaminantes orgánicos por medio de la fotocatálisis heterogénea

Modified Approach Using Mentha arvensis in the Synthesis of ZnO Nanoparticles—Textural, Structural, and Photocatalytic Properties

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