Green synthesis of cuo nanoparticles. UV-Vis spectra could provide useful .

Green synthesis of cuo nanoparticles Lamiifolium (DMAZ) and W. A variety of indoles derivatives afforded the corresponding N-arylated products with excellent yields (up to 98%). Jun 1, 2023 · Green synthesis of CuO nanoparticles using an aqueous leaf extract of Abutilon indicum as a green fuel: The synthesized CuO nanoparticles display strong and desirable biological traits such as effective antibacterial, photocatalytic, and antioxidant activities. 9(1), 7–12 (2015). Hamed , 1 Sahar M. Mouneir , 2 Eman O. Regarding applicative, facile, green chemical research, a bio-inspired approach is being reported for the synthesis of CuO nanoparticles by pectin (PEC) as a natural reducing and stabilizing agentin alkaline medium without using any toxic reducing agent. Raman spectroscopy revealed the pre … Mar 1, 2019 · Further, in the synthesis of CuO nanoparticles these metabolites can act as a complexing as well as a capping agent [25]. The CuO nanoparticles produced by the process after calcination at 700° C were characterized by X-ray diffraction (XRD) and the pattern reveals monoclinic structure. CuO nanoparticles demonstrated Aug 24, 2022 · The contemporary world is concerned only with non-biodegradable waste management which needs more sophisticated procedures as compared to biodegradable waste management. The researchers are behind sustainable nanotechnology pathways which are made possible by using biodegradable waste for Nov 30, 2023 · The antimicrobial activity was tested for the green synthesis CuO Nanoparticles against the gram-positive and gram-negative bacteria by using the Muller - Hinton agar plates. Sep 1, 2022 · Green synthesized CuO nanoparticles, and their nanocomposites show various applications. The Aug 14, 2015 · SEM images reveal that green synthesis of CuO nanoparticles shows sponge-like structure and highly porous, agglomerated, and irregularly shaped primary particles with large voids and pores. 7H 2 O, CuSO 4. In this study, an economic, green and easy-scalable May 1, 2021 · The obtained XRD pattern confirmed the metal source completely converted to hybrid CuO/NiO nanoparticles. in Nov 22, 2024 · This study investigates the structural, chemical, and morphological properties of CuO nanoparticles synthesized via a green synthesis route using Opuntia ficus-indica cladode extract, with a focus on the effects of stepwise versus direct calcination. The pores and voids can be attributed to the amount of gas escaped from the reaction mixture during low-temperature solution combustion method as shown in Jan 1, 2025 · The second proposed mechanism postulates that the oxidation state of copper remains unchanged during the green synthesis of CuO nanoparticles using the plant extract. XRD, TEM, SEM, UV–Vis, DLS, zeta potential, Apr 7, 2020 · Herein, we report the synthesis of CuO nanoparticles by an alkaline hydrolysis process in the presence of the flower extract of Lantana camara, an invasive weed, followed by calcination in air at 400 °C. This review aims to provide a critical discussion of the synthesis of CuO nanostructures. Green synthesis of CuO nanoparticles using Gloriosa superba L. Oct 1, 2020 · The green synthesis of CuO nanoparticles was synthesized by Allium sativum extract. • Antibacterial, antioxidant, anticancer, antiparasitic, antidiabetic, and antiviral properties of CuO nanoparticles have been explained. This approach provides an environmentally benign alternative that avoids toxic chemicals, paving the way for Oct 23, 2024 · Using plant extracts in the green synthesis of nanoparticles has become an environmentally acceptable approach. UV-Vis, FT-IR, and XRD were used to investigate surface plasmon resonance (SPR), functional In view of facile, cost-effective, and environmentally friendly synthetic methods, palladium-doped copper oxide (Pd-CuO) nanoparticles have been synthesized from Ocimum sanctum (commonly known as “Tulsi”) phytoextract for gas-sensing applications. Dec 6, 2021 · In this study, a simple and green strategy was reported to prepare bimetallic nanoparticles (NPs) by the combination of zinc oxide (ZnO) and copper oxide (CuO) using Sambucus nigra L. Oct 12, 2016 · The main goal of this study was the synthesis of copper oxide nanoparticles with a green method using Starch extracted from Solanum tuberosum. Particles were made up of a sheet-like building structure 23. , 5 ( 51 ) ( 2015 ) , pp. Oliveira b , Laís C. The reduction of CuSO 4 (Cu 2+) into CuO nanoparticles could be identified by the solution colour changed from pale yellow to red-brown in the existence of leaf extract and CuSO 4 as shown in Figure 1(a), while the solution of G. Alhadlaq c , Raja Mohan d , Annadurai G a , Maqusood Ahamed c Feb 28, 2023 · The degradation of dyes is a difficult task due to their persistent and stable nature; therefore, developing materials with desirable properties to degrade dyes is an important area of research. With the increasing demand for environmentally friendly and sustainable synthesis methods, biogenic synthesis (green synthesis) has become prominent in the fabrication of CuO NPs. Therefore, it is imperative to check the toxic effects of CuO-NP at very low concentrations. Green synthesis of CuO nanoparticles using aqueous extract of Thymus vulgaris L. 7) Trop. This study compares the reproductive toxicity of chemically synthesized CuO NPs (ChemSyn CuO NPs) and green synthesized CuO NPs (GrSyn CuO NPs) in rats and their offspring during mating, pregnancy, and lactation phases. Chakraborty et al. Detailed characterization of the Jun 19, 2021 · Various synthesis methods are used for CuO synthesis such as chemical precipitation, electrochemical reduction, microwave irradiation, and thermal decomposition plants, which attracted many researchers in green route for the synthesis of copper, but in the chemical method, the use of toxic chemicals limited its applications. Biodegradable waste has the potential to become useful to society through a simple volarization technique. The synthesis of CuO NPs using green methodology with small size and high stability paved the way to protect the environment by not involving toxic chemicals and environment-friendly methodology for pharmacological and photocatalytic applications. Recently, green synthesis of CuO nanoparticles using plant extracts such as Glorosia Superba [26], Aloe vera [27], Gum karaya [28], Phyallanthies amorus [29], and Malva sylvestris [30] has been reported earlier. May 9, 2024 · Addressing the pressing challenge of developing sustainable and cost-effective nanoparticle synthesis methods, this study introduces an innovative approach to green nanotechnology. Jan 2, 2021 · In this present work, we report the green synthesis of mixed bimetal oxides (CuO/NiO) for the efficient reduction of toxic nitrophenols (NP, DNP and TNP) in aqueous medium. egypro. Taibah Univ. The synthesis of nanoscale metals via chemical, physical, and green synthesis techniques is the subject of a growing amount of research these days. The nanoparticles coincided with one Jan 10, 2023 · Green Synthesis of CuO-TiO2 Nanoparticles for the Degradation of Organic Pollutants: Physical, Optical and Electrochemical Properties January 2023 Catalysts 13(1):163 Materials science; Chemistry; Copper nanoparticles; Green synthesis; Date palm; Seedless dates; Chemical reduction. The characteristics of these green synthesized CuO NPs, including their structural, optical, morphological, and electrochemical properties, were examined using various characterization techniques. Jan 21, 2021 · Nasrollahzadeh, M. The degradation efficiency of CuO nanoparticles towards methylene blue dye, a model pollutant present in water resources, was assessed and found to be 97% after 90 minutes of light exposure. To synthesize CuO nanoparticles (NPs) using green methods, aqueous extracts of garlic and astragalus were utilized as both reducing and stabilizing agents. However, biogenic reduction of metal precursors to produce corresponding NPs is eco Green Synthesis of CuO Nanoparticles using Phyllanthus Amarus Leaf Extract and their Antibacterial Activity Against Multidrug Resistance Bacteria . All the analyses exposed that the nanoparticles were highly Jun 1, 2019 · Copper oxide nanoparticles (CuO NPs) have attracted huge attention due to catalytic, electric, optical, photonic, and antibacterial activity. 2 %), such as, green jujube-ZnO, green Beta vulgaris-ZnO, date pits-MgO, even other biogenic catalysts such as Crataegus pentagyna-Fe 3 O 4 /SiO 2 /Cu 2 O–Ag, green Pulicaria undulata-TiO 2, and green MgO. In this study, copper oxide nanoparticles (CuO NPs) were synthesized through a green approach using the water extract of papaya (Carica papaya L. PEG has a negative Oct 1, 2020 · The green synthesis of CuO nanoparticles was synthesized by Allium sativum extract. [83] CuO nanostructures: Green synthesis of CuO nanostructures Nasrollahzadeh M, Sajadi SM, Rostami-Vartooni A, Hussin SM. Initially, fresh garlic bulbs and astragalus roots were collected, washed thoroughly, and dried in shade. In addition, CuO nanoparticles have also been used to prepare nanocomposites through green methods based on their enhanced activity for various applications. (GH) plant. Acharyulu, R. 8% CuO nanoparticles was 2. Subsequently, 20 mL of the aqueous yam peel extract was added to the mixture. The particles were mostly spherical, but there were few CuO nanoparticles with more irregular forms. The present study examines a simple green synthesis of Green synthesized copper oxide (CuO) nanoparticles (NPs) were employed as electrocatalytic materials for the fabrication of counter electrode in dye sensitized solar cells (DSSCs). [58] synthesized CuO nanoparticles by used of two different precursors such as copper acetylacetonate and Cu(NO 3) 2 3H 2 O through hydrothermal process. This study focused on the green synthesis of CuO nanoparticles from U. The structural, morphological, and compositional properties of Pd-doped CuO nanoparticles were studied using various techniques such as XRD Nov 1, 2023 · CuN refers to nickel doped CuO nanoparticles. Aug 11, 2023 · In this study, 10% CuO/ZnO and 20% CuO/ZnO nanocomposites, which have enhanced antibacterial activity than either of the CuO and ZnO nanoparticles, were green synthesized by using copper and zinc precursors with Zingiber officinale rhizome extract. Dec 14, 2020 · The current study compared the synthesis, characterization and properties of copper oxide nanoparticles (CuO) based on green and traditional chemical methods. The green synthesis of several CuO nanoparticles using plant extracts is summarized in Table 3. Raman spectroscopy revealed the presence of CuO, Na2CO3, and Na2SO3, with the latter two being associated with elements inherited from the cactus Dec 1, 2023 · Copper oxide nanoparticles (CuO NPs) were produced through an environmentally friendly green synthesis. 2015. Harunar Rashid * a a Department of Chemistry, Rajiv Gandhi University, Rono Hills, Doimukh, 791 112, Arunachal Pradesh, India. Mousa , 3 and Gehan T. Jan 2, 2022 · Green synthesis of copper/copper oxide nanoparticles and their applications: a review. Jun 15, 2021 · Environmentally friendly copper oxide nanoparticles (CuO NPs) were prepared with a green synthesis route without using hazardous chemicals. 5H 2 O, and Ni(NO 3) 2. A simple method for green synthesis using an aqueous Oct 1, 2021 · Here, the green synthesis of CuO nanoparticles was performed by using Capsicum frutescens leaf extract. X-ray diffraction and high resolution-scanning electron microscopy confirmed Cu/Cu2O/CuO NPs crystallinity and the particle size which ranged from 5 to 20 nm. leaves and their catalytic performance for N-arylation of indoles and amines. May 25, 2015 · Each CuO NPs possesses the average particles size of 20–30 nm. These plates were inoculated with freshly prepared overnight inoculums which were swabbed over the entire surface of the medium. J. Dec 15, 2023 · We reported template-free green synthesized copper oxide nanoparticles using Tribulus terrestris seed natural extract without any isolation process. Dec 31, 2015 · Nanotechnology is a new and emerging technology with wealth of applications. Ogwuegbu 1, Ayansina S. Jan 1, 2024 · The current research aims to explore the synthesis of CuO nanoparticles by green method using a plant extract and to explore their potential applications in photocatalytic degradation of industrial dye effluents and also eco-friendly electrochemical sensor for detection of ciprofloxacin. 113-119 Looking for a cost-effective and ecofriendly method for wastewater treatment is a global challenge. In this study, we developed a green synthesis method for producing copper oxide (CuO) nanoparticles using sucrose as a natural reducing agent. Abdel Hamid , 1 Mohamed G. Since Richard Feynman's inspiring talk on December 29, 1959 titled "There's Plenty of Room at the Bottom" at the annual American Physical Society meeting at California Institute of Technology (Caltech) [], thousands of researchers all over the world began to Aug 8, 2023 · Various researchers have reported about the green synthesis of CuO nanoparticles from various plant extract such as Aloe vera, 43,44 Terminalia phanerophlebia, 45 Gloriosa superba, 46 Psidium guajava, 47 Solanum nigrum, 48 Abutilon indicum, 49 Lantana camara, 50 and Malva sylvestris. The observed binding energy values of peaks in the XPS spectra of CuO nanoparticles generated through sugar cane juice show the existence of Cu (2+), whereas a lower binding energy value implies the presence of O 2− in Mar 25, 2021 · 3. The predominant (1 1 1) facets, which are expected to be chemically and dynamically active and therefore catalytically active. Download scientific diagram | Green synthesis of CuO nanoparticles from publication: Green Synthesis of Copper oxide Nanoparticles & Biomedical Application | Some synthesis methods of Oct 12, 2024 · CuO nanoparticles were successfully synthesized using green synthesis methods with aqueous extracts from O. 2a and b). 1, 2020, 304-339. P. X-ray diffraction (XRD), spectroscopic, and microscopic methods were used to explore the crystallinity, optical properties, morphology, and other features of the CuO–ZnO samples. Table 1: particle size of CuO nanoparticles using Coleus aromaticus leaf extract by Debye Scherrer formula Fig 3: FESEM image of Cu/CuO NPs (a) 2 μm, (b) 200 nm. Shehab , 1 Doaa A. Green engineered copper and copper oxide nanoparticles (Cu and CuO NPs) synthesis has been reported to be more economical and best alternative method among available Green Synthesis of CuO Nanoparticles using Ziziphus Mauritiana L. Selection and peer-review under responsibility of COE of Sustainalble Energy System, Rajamangala University of Technology Thanyaburi (RMUTT) doi: 10. ,2018), a growing field of research known as “green synthesis of nanoparticles” focuses on the use of plant extracts. plant extract as fuel by solution combustion synthesis, their characterization and studies on antibacterial activities against selected pathogenic bacteria. This could be due to secondary or tertiary particles aggregating from small primary particles. The attained Sg-CuO NPs physical and optical nature is characterized by May 4, 2022 · Abstract. May 18, 2023 · Green synthesis of CuO nanoparticles using Hibiscus sabdariffa L. Moreover, CuO/ZnONPs herein catalyzed Copper oxide (CuO) nanoparticles have considerable attention their unique properties and potential for advanced sustainable applications in electronics, energy storage, catalysis, environmental remediation, biomedical applications, and sensing. Babalola 2 and Damian Onwudiwe 3 Aug 13, 2019 · CuO nanoparticles (NPs) are applied in various key technologies, such as catalysis, energy conversion, printable electronics and nanojoining. Introduction. The ultraviolet visible spectrum reflects maximum absorbance in the scale of 270 nm. [32] with slight modification was used in the synthesis of CuO and Ce-doped CuO nanoparticles. 4979387 Jan 18, 2024 · The HR-TEM image revealed detailed morphological information about the CuO-NPs (Fig. Green synthesis approaches struggle to manage nanoparticle size, shape, and other features. ) Dumort. Green engineered copper and copper oxide nanoparticles (Cu and CuO NPs) synthesis has been reported to be more economical and best alternative method among available Dec 15, 2017 · CuO nanoparticles were synthesized by environmentally benign green route with copper acetate precursor using Caloropis procera leaf extract. G. It is noticed that green synthesis of CuO NPs produces the small and uniform size of spherical particles. The leaves contain alkaloids, phenols, carbohydrates, and aromatic compounds in large quantities [39]. The nano CuO recycled for at least for five times without loss of its catalytic activity. Plant extract-based green synthesis eliminates the need for stabilizing agents to maintain the particle size of synthesized nanoparticles, as well as the demand for hazardous chemical reactants like reducing or oxidizing agents [15]. Swaminadham Department of Nanotechnology, Swarnandhra College of Engineering and Technology, Narsapur – 534 280, India. Through thorough X-ray diffraction analysis, this work Mar 1, 2014 · The promising applications of 0D CuO nanoparticles, 1D CuO nanotubes, 1D nanowires/rods, 2D CuO nanostructures, and several complex 3D CuO nanostructures along with perspectives in terms of future research on CuO nanostructures will be highlighted. Dubey, V. Somnifera (GZDK) plants. ABSTRACT: Green routes of synthesis are simple, safe, nontoxic and eco-friendly methods to synthesize nanoparticles of various metals and their oxides by the application of bioactive compounds of plants, algae, fungi, yeast, etc. 40628 - 40635 May 1, 2024 · The method also presents problems. In this study CuO nanoparticles were Jan 22, 2020 · Chemically synthesized copper oxide nanoparticles (CuONPs) involve the generation of toxic products, which narrowed its biological application. extract. Green synthesis of CuO with good physico-chemical properties have been accomplished with the use of microbial precursors such as Penicillium aurantiogriseum, Penicillium citrinum, Penicillium waksmanii [31] and Seratia sp. The powder X-ray diffraction pattern explained the high crystalline nature and the calculated crystallite size in 25−35 nm. Aug 29, 2023 · The current research aims to employ an eco-friendly, less toxic, inexpensive method for the synthesis of copper oxide (CuO) nanoparticles with antibacterial and antioxidant potential using leaf extract of Coleus amboinicus which behaves as a reducing and capping agent. Moreover, no additional impurity peaks were observed in calcinated sample indicates the phase purity of the CuO/NiO nanoparticles. Pharm. Google Scholar [41] Mar 12, 2022 · There is a need for developing eco-friendly, cost-effective materials in medical, biological, and agricultural fields, now, the problem can be resolved using environment-friendly green approached metal oxide nanoparticles were used. J Colloid Interface Sci. The use of plant leaf extracts in the biosynthesis of Oct 1, 2015 · A facile, efficient and environmentally-friendly protocol has been developed for the green synthesis of CuO nanoparticles (NPs) by aqueous extract of Gundelia tournefortii as a mild, renewable and non-toxic reducing agent. 245-253 Dec 15, 2017 · Green synthesis of CuO nanoparticles using aqueous extract of Thymus vulgaris L. Zones of inhibition of the synthesized nanoparticles (derived from green synthesis) against E. Furthermore, catalytic performances were investigated for methylene blue (MB) degradation and 4 Jul 1, 2012 · Green synthesis of predominant (1 1 1) facets CuO nanoparticles. The large zone of inhibition values reported in this work reveals that the synthesized nanoparticles give better antibacterial activity. Therefore, this study investigated the removal of wastewater pollutants using copper oxide nanoparticles (CuONPs). , Maham, M. Download scientific diagram | -Green synthesis of CuO nanoparticles from publication: Biogenic synthesis of CuO nanoparticles and their biomedical applications: a current review | In this paper Sep 2, 2024 · The CuO nanoparticles were green synthesized using walnut shell powder in different calcination temperatures (400°, 500°, 700°, and 900 °C). 1828 , AIP Publishing ( 2017 ) , 10. ac. This method is completely green and free from toxic and harmful solvents. lactuca and G. It involves the synthesis and application of materials having one of the dimensions in the range of 1–100 nm. 1016/j. This approach utilizes biological entities such as plants and microorganisms to produce CuO NPs, offering advantages in terms of availability, simplicity, cost May 25, 2015 · Green synthesis of CuO nanoparticles by aqueous extract of Gundelia tournefortii and evaluation of their catalytic activity for the synthesis of N-monosubstituted ureas and reduction of 4-nitrophenol Journal of Colloid and Interface Science, Volume 455, 2015, pp. We have covered all of the conceivable green production techniques of copper/copper oxide nanoparticles in this review. ) peel biowaste as reducing as ABSTRACT: Green routes of synthesis are simple, safe, nontoxic and eco-friendly methods to synthesize nanoparticles of various metals and their oxides by the application of bioactive compounds of plants, algae, fungi, yeast, etc. The nanoparticles overlap, allowing for the creation of a flower-like Nov 9, 2016 · Research on green production methods for metal oxide nanoparticles (NPs) is growing, with the objective to overcome the potential hazards of these chemicals for a safer environment. In this study, we use copper oxide nanoparticles (CuO NPs) fabricated with Sesbania grandiflora (Sg) (Hummingbird tree) leaves to test the effectiveness of green synthesizing methods. leaf extract without CuSO 4 kept its primary colour after Aug 1, 2021 · In this context, the plants, Adiantum lunulatum [12], wheat seed [13], Oak Fruit Hull [14], Azadirachta indica [15], green and black tea [16], Carica papaya [17], and aloe-vera [18], [19], etc have been investigated for the green synthesis of CuO nanoparticles with potential applications like antibacterial, antioxidant, antilarvicidal, dye Dec 25, 2024 · Plant extract-based synthesis is attracting a lot of interest recently for the synthesis of ZnO and CuO nanoparticles [13], [14]. Nov 22, 2024 · This study investigates the structural, chemical, and morphological properties of CuO nanoparticles synthesized via a green synthesis route using <i>Opuntia ficus</i>-<i>indica</i> cladode extract, with a focus on the effects of stepwise versus direct calcination. They observed that the synthesized . In our study, copper oxide nanoparticles (CuO NPs) were synthesized using ethanolic May 1, 2022 · For example, the particle size of Fe 3 O 4 nanoparticles synthesized via green synthesis method is 2–80 nm, which is much smaller than the 87–400 nm particles synthesized by wet chemical method (Gokila et al. de Lima f , Fausthon F. The electrochemical band gap energies of Cu/Cu2O/CuO NPs were calculated to be between 0. 2016;466:113–119. The XRD patterns of the green synthesized CuO NPs shows similar diffraction peaks without considerable shift in the peak position. doi: 10. The biosynthesized CuO NPs were successfully characterized using FTIR, XRD Jan 1, 2021 · The synthesis of CuO NPs through a green route can be easily done by using many types of leaf extracts such as tea leaf, fruits peel extracts, neem leaves extracts, aloe vera extracts and coffee powder extracts and we can focus on enhancing the capabilities of nanoparticles specifically be water-dispersible and prolong stability in aqueous Apr 16, 2018 · Green synthesis of CuO nanoparticles using Gloriosa superba L. The biosynthesized CuONPs were successfully characterized using UV, FTIR, XRD, SEM, EDAX, HRTEM, and zeta potential analysis. The UV, FTIR, XRD, SEM, TEM, and PL analyses of the CuO nanoparticles created through green synthesis confirmed their formation as crystalline assemblies, with particle sizes ranging from 10 to 50 nm when agglomerated. , 16 ( 1 ) ( 2017 ) , pp. Green synthesis of CuO nanoparticles by aqueous extract of Gundelia tournefortii and evaluation of their catalytic activity for the synthesis of N Sep 1, 2023 · Green synthesis of metal and metal oxide nanoparticles from plant leaf extracts and their applications: A review“ Green Processing and Synthesis, vol. Elsayed , 1 Atef M. The semiconductor nanoparticles like CuO and TiO2 can be utilized for degrading dye contaminants through the photocatalysis process. Raimundo b , Vinícius D. This mechanism involves the formation of coordination complexes between the copper ions and various phytochemicals present in the plant extract. Powder X-ray diffraction and transmission electron microscope analysis revealed that synthesized CuO nanoparticles are in monoclinic phase with average particle size of 20 nm. Hence, the extracts of mint leaves and orange peels were Jan 13, 2023 · • The recent methods for fabrication of CuO nanoparticles have been discussed with emphasis on green synthesis methods for different biomedical approaches. 808 10th Eco-Energy and Materials Science and Engineering (EMSES2012) Synthesis of CuO Nanoparticles by Precipitation Oct 1, 2019 · Green synthesis of Ni@Fe 3 O 4 and CuO nanoparticles using Euphorbia maculata extract as photocatalysts for the degradation of organic pollutants under UV-irradiation Author links open overlay panel Khatereh Pakzad a , Heshmatollah Alinezhad a , Mahmoud Nasrollahzadeh b Apr 27, 2024 · This study focused on the synthesis of copper oxide nanoparticles (CuO NPs), zinc oxide nanoparticles (ZnO NPs), and a bimetallic CuO-ZnO nanocomposite (CZ NC) through an environmentally friendly Nov 7, 2024 · It is found that green synthesized CuO nanoparticles of 30 nm in the average particle size. benghalensis plant extracts. 1 eV. The XRD data reported the tenorite structure of the CuO and Jan 15, 2021 · In recent years, the green chemistry based-approach for the synthesis of nanoparticles has shown tremendous promise as an alternative to the costly and environmentally unfriendly chemically synthesized nanoparticles. Microscopic results indicated that the plant extract played an important role in the modulation of the size and shape of the product. We present a novel method for fabricating copper oxide nanoparticles (CuO NPs) by harnessing the unique properties of Trigonella foenum-graecum (TFG) extract. Sep 12, 2022 · Naika, H. seeds extract and their catalytic performance for the reduction of 4-nitrophenol and phosphine-free Heck coupling reaction under aerobic conditions Mar 27, 2023 · Green methods of synthesizing nanoparticles are safer than chemical and physical methods, as well as being eco-friendly and cost-efficient. jcis. The size, functional group, shape, stability and purity of the as-synthesized CuO nanoparticles were analysed by FT-IR, XRD Sep 1, 2017 · A few researchers have produced CuO nanoparticles with size ranging from 6 to 25 nm through hydrothermal process [58], [59], [60]. 245-253 Oct 1, 2022 · TEM imaging was utilised to analyse the shape of green synthesized CuO NPs nanoparticles as shown in Fig. Ayangbenro 2, Doctor M. In this study, facile, ecofriendly synthesis of copper oxide (CuO) nanoparticles was successfully achieved using aqueo … Oct 1, 2024 · Nanoparticles, characterized by their unique physicochemical properties, represent a significant frontier in interdisciplinary research, particularly within the realms of biomedicine and environmental science. Jul 6, 2024 · Macroalgae seaweeds such as Ulva lactuca and Gracilaria verrucosa cause problems on the northern coast of the Italian Adriatic Sea because their overabundance hinders the growth of cultivated clams, Rudatapes philippinarum. 9 and 2. 1 (b). A wide variety of physico–chemical approaches are being used these days for the synthesis of nanoparticles (NPs). This investigation delves into the eco-friendly synthesis of silver (Ag), copper oxide (CuO) and zinc oxide (ZnO) nanoparticles utilizing extracts derived from Psidium guajava L. Rakesh Chowdhury a, Aslam Khan b and Md. religiosa leaf extract in the green synthesis of CuO based nanomaterial [24]. El-Bassyouni 4 Jan 1, 2021 · The copper oxide nanoparticles (CuO NPs) were synthesized by the microwave combustion method using moringa oleifera and punica grantum. D. Sci. S. May 30, 2024 · 2. The gas chromatography–mass spectrometry Oct 1, 2023 · The material in this works can be competitive with biomediated-synthesized nanoparticles (64. The yield of nanoparticles produced via green synthesis is lower than standard techniques, making it difficult to commercialize. The Jan 4, 2023 · The present investigation focused on the biosynthesis of copper oxide nanoparticles (CuONPs) using Halymenia dilatata seaweed aqueous extract. XRD, EDX, FE-SEM, FTIR have been used for characterization of biosynthesized CuO NPs. Fourier Nov 22, 2024 · The method reported by Ogwuegbu, et al. 4 Synthesis of CuO nanoparticles. acerifolium-fabricated CuO nanoparticles were Apr 6, 2017 · Thus synthesis of CuO NPs has attracted tremendous interest to scientists and researchers Herein, we reported a green and simple method for biosynthesizing CuO NPs using banana peel extract as reducing and stabilizing agent. Jul 3, 2024 · Nanoparticles, owing to their unique physicochemical properties, have garnered significant attention in various scientific disciplines, including materials science, chemistry, biology, and environmental engineering. Copper oxide nanoparticles (CuO NPs) have been utilized in a many of applications in the last Feb 22, 2020 · Green synthesis of nanoparticles is made in large quantities worldwide for a wide range of applications. Green synthesis of CuO nanoparticles . de A. Silva a , Rafael A. Mthiyane 2, Olubukola O. CuO NPs were characterized by SEM, TEM, XRD, EDS, FT-IR and UV–vis spectroscopy. Santos c , Allan J. 0–94. , 2021). 6H 2 O, respectively. In the present study, we propose a simple, one-pot mechanochemical approach to synthesize CuO nanoparticles (NPs) using the leaf extract of Seriphidium oliverianum, as a reducing and stabilizing agent Green synthesis of CuO nanoparticles using Ligustrum lucidum extract, and the antioxidant and antifungal evaluation. The biosynthesized CuONPs had crystalline Jun 1, 2024 · There are many synthesis methods for CuO nanoparticles, but this review focuses on the synthesis of CuO NPs using Plant extract. Although the biosynthesis of copper oxide nanoparticles by Aeromonas hydrophila as previously been reported, the potential of microorganisms as biological materials for the synthesis of nanoparticles is not yet to be fully explored. EDX spectrum displays the Nov 1, 2024 · Green synthesis of copper oxide (CuO) nanoparticles using banana peel extract and their photocatalytic activities In AIP Conference Proceedings , vol. Jul 15, 2021 · After spin coating with CuO nanoparticles, the absorption peak of CuO @ZnO NWAs exhibits a red shift to the visible light range in the range of 200–900 nm, which is much broader than the UV adsorption region of ZnO, implying that the deposition of CuO nanoparticles can effectively improve the visible light utilization rate of composite materials. 06. Mercy C. [Google Scholar] Jul 12, 2024 · Metallic nanoparticles (NPs) are used in various biomedical applications due to their widespread utility. Jul 18, 2019 · ABSTRACT Development of green technology is generating interest of researchers towards eco-friendly and low cost method for bio-synthesis of nanoparticles. Aug 1, 2020 · Tamarix gallica leaf extract mediated novel route for green synthesis of CuO nanoparticles and their application for N-arylation of nitrogen-containing heterocycles under ligand-free conditions RSC Adv. The antibacterial activity of green synthesized CuO May 30, 2024 · The obtained garlic and astragalus extracts were then utilized for the green synthesis of CuO nanoparticles. In this work green synthesis approach was adopted to synthesize CuONps utilizing Syzygium aromaticum bud extract. Transmission electron microscope (TEM) analysis Using the transmission electron microscope (TEM), to examine the size, shape, moreover, nanoparticles Cu/CuO morphology, as seen in Fig 4. Araújo d e , João F. e green method was applied to synthesize CuO, ZnO NPs, and CuO/ZnO NCs using Zingiber o cinale Plant extract-based synthesis is attracting a lot of interest recently for the synthesis of ZnO and CuO nanoparticles [13], [14]. [32] as reductants. extract and their antibacterial activity. 12. Apr 15, 2020 · Heterogeneous Cu/Cu2O/CuO nanoparticles were synthesised via polyphenols of pomegranate for various application. by green synthesis of Betel leaf (piper Betle). Uniform CuO NPs were synthesized by the leaves extract of Calotropis Jan 1, 2013 · Energy Procedia 34 ( 2013 ) 740 – 745 1876-6102 © 2013 The Authors. Various characterization techniques, including X-ray diffraction, field emission scanning electron microscopy, high-resolution transmission electron microscopy, ultraviolet (UV)–visible spectroscopy, and Fourier May 26, 2023 · Green synthesis of CuCo 2 O 4 –CuO composite nanoparticles grown on nickel foam for high-performance oxygen evolution reaction Author links open overlay panel Thayse R. Raja Naika Department of Studies and Research in Environmental Science, Tumkur University, Tumkur572103, Karnataka, India Correspondence rajanaika@mailtumkuruniversity. Details of the synthesis procedure, including reaction conditions and nanoparticle characterization, are described in subsequent sections. coli for CuO and CuN were 11 mm and 28 mm at 30 mg/ml respectively. These organic dyes contaminate drinking water which may leads to the development of cancer in humans. 5 (a-d). Nov 1, 2023 · The green methodologies of nanoparticles with plant extracts have received an increase of interest. The effect of the composition of CuO to TiO2 on the morphological, optical, electrochemical, and photodegradation efficiency in the composites was studied. extract and their antibacterial activity Footnote Peer review under responsibility of Taibah University H. N. verrucosa. et al. The results confirm the formation of CuO nanoparticles dispersed in leaf extracts of Coleus Aromaticuus 16. May 22, 2023 · The green approach to the synthesis of metal oxide is an alternative to conventional methods in its ability to be facile, less expensive, time-consuming, non-toxic, and suited for large-scale manufacturing. extract to treat wastewater in Soba Sewage Green synthesis of nanoparticles is a simple, rapid Mar 1, 2024 · Green synthesis of CuO nanoparticles using Cassia auriculata leaf extract and in vitro evaluation of their biocompatibility with rheumatoid arthritis macrophages (RAW 264. Dec 23, 2024 · The article explores the antibacterial characteristics of copper oxide (CuO) nanoparticles synthesized through an eco-friendly method utilizing garlic bulb (Allium sativum) extract. The study aims to synthesise copper oxide nanoparticles (CuO NPs) using Cynodon dactylon plant extract at room temperature. The synthesized CuO nanoparticles were also examined for antioxidant and electrochemical sensing studies using cyclic voltammetry. Nov 29, 2024 · The growing demand for sustainable and eco-friendly methods in nanoparticle production has driven interest in utilizing renewable resources. Aug 28, 2023 · In this light, the study reports that Parthenium hysterophorus -mediated green synthesis of CuO NPs can effectively address environmental pollution in cost-effective, eco-friendly, and May 1, 2022 · Nowadays, green synthesis plays an essential part in the preparation of copper oxide nanoparticles. 1. Jul 27, 2022 · The concentration of nanoparticles in the solution that we used to prepare a methylcellulose film with 0. & Sajadi, S. This review focuses on the synthesis, characterization, and sustainable applications of CuO nanoparticles update serving as a concise and informative Nov 9, 2016 · Research on green production methods for metal oxide nanoparticles (NPs) is growing, with the objective to overcome the potential hazards of these chemicals for a safer environment. Gas chromatography-mass spectrometry (GC-MS) analysis confirmed the capping of CuONPs by CLE esters (CLE-CuONPs). Extract and Its Characterizations Shreyas Pansambal 1 , Sonali Gavande 1 , Suresh Ghotekar 2 , Rajeshwari Oza 1 , Keshav Deshmukh* 1 Aug 26, 2022 · CuO–ZnO nanocomposites (NCs) were synthesized using an aqueous extract of Verbascum sinaiticum Benth. 51 This phytomediated method using different plant extracts Jan 1, 2022 · Copper nanoparticles show considerable antibacterial, anti-fungal and related effects in comparison with bulk CuO and have been explored for their biological applications. Green synthesis of copper oxide nanoparticles Jan 1, 2022 · A similar result was obtained using F. Plant extract-based green synthesis eliminates the need for stabilizing agents to maintain the particle size of synthesized nanoparticles, as well as the demand for hazardous chemical reactants like reducing or oxidizing agents [15]. Published by Elsevier B. The stability of the synthesized CuO NPs was assessed by comparing the UV-Vis spectrum of CuO NPs at different age. This discrepancy limits application-specific product specifications. V. The synthesized copper oxide nanoparticles were characterized by different techniques, including X-ray diffraction (XRD), UV–Vis spectrophotometry, and scanning electron microscopy (SEM). M. 018. Res. 9, no. 1 Green synthesis of CuO nanoparticles. These compounds are the phytochemical agents which are the source for the capping and stabilizing process of nanoparticles. CuONPs synthesized by a green solution combustion synthesis (SCS) and characterized b … Sep 11, 2024 · Green synthesis or PEG-CuO nanoparticles, can reduce the risk of harm to healthy cells and tissues, which is crucial for maintaining patient safety during treatment 59,60. The composition of synthesized CuO NPs has been examined by investigating the energy-dispersive X-ray spectroscopy (EDX), as shown in Fig. 5 · 10 −3 mol/LSamples of methylcellulose films modified with Feb 1, 2017 · Green synthesis of Pd/CuO nanoparticles by Theobroma cacao L. Nov 26, 2024 · The release of effluent from organic dyes has become a serious threat in the growth of the textile sector. Silva a , Jakeline R. Green Synthesis of CuO Nanoparticles Using Leaf Extract of Catha edulis and Its Antibacterial Activity 337 ions and form Cu(OH)2 with a pale blue color [40]. Assy , 1 Samar M. M. The synthesized CuO were confirmed by spectroscopic and morphological characterization such as ultraviolet-visible (UV-vis) spectroscopy, fourier transform infrared (FTIR) spectroscopy, zeta potential, scanning electron microscopy (SEM Sep 1, 2023 · This review discusses the various green synthesis methods of CuO NPs and their biological applications, mainly anti-bacterial, anti-fungal, anti-viral, anti-cancer, drug delivery, and biosensor applications for encountering multiple diseases, based on the current findings to better understand the prospect of green NPs being employed on a larger The green synthesis of ZnO, CuO, and NiO nanoparticles was assessed by the rapid change in color of Azadirachta indica (neem) leaf extract solution from light green to yellowish, dark brown, and dark green within 15 min of the addition of ZnSO 4. This work aims to investigate the effect of fuel ratio on the synthesis of CuO Jan 1, 2015 · The investigation aims at the synthesis of copper oxide nanoparticles (CuO Nps) using Gloriosa superba L. biloba L. In recent years, the synthesis of metal oxide nanoparticles, such as NiO, Fe2O3, ZnO, SnO2, and CuO via green routes, has gained attraction due to their diverse applications in May 23, 2015 · The present study reports biologically oriented process for green synthesis of CuO nanoparticles by using eco-friendly and non-toxic Aloe vera leaf extract. The proposed approach for the synthesis of CuO nanoparticles (NPs) was employed as a reducing agent for an extract comprising various plant parts, including flower, leaf, and peel extracts Dec 1, 2024 · Although there are numerous methods for producing CuO nanoparticles (Berra et al. Aug 11, 2023 · Synthesis of CuO, ZnO Nanoparticles, and CuO/ZnO Nanocomposites. R. Green synthesis of metal nanoparticles (NPs) has attracted considerable attention because of its cheaper protocols and more environmentally friendly than standard synthetic methods. In this study, facile, ecofriendly synthesis of copper oxide (CuO) nanoparticles was successfully achieved using aqueous extract of Pterospermum acerifolium leaves. 1063/1. This manuscript also diagrammatically depicts the exact mechanism of all conceivable biosynthetic routes. 2013. 38: Kalaiyan et al. 185 - 192 Aug 30, 2021 · The aim of this work was to synthesize copper oxide nanoparticles (CuO NPs) utilizing heartwood aqueous extract of Suaeda maritima (L. SEM, XRD, UV-vis, FTIR, TGA, BET, and CV were used to characterize these materials. N. leaves and their catalytic performance for N-arylation of indoles and amines Journal of Colloid and Interface Science, Volume 466, 2016, pp. It removes the organic solvent from synthetic protocols and eliminates the toxic chemicals produced by chemical reactions. UV-Vis spectra could provide useful Jan 10, 2023 · CuO-TiO2 nanocomposites were successfully synthesized using the C. Hence, we have developed a one-pot, green method for CuONP production employing the leaf extract of Cymbopogon citratus (CLE). Green synthesis of CuO nanoparticles using Lantana camara flower extract and their potential catalytic activity towards the aza-Michael reaction†. In the synthesis of CuO, 5 g of Cu(NO 3) 2⦁ 3H 2 O was dissolved in 10 mL of distilled water. Thus, the calcination process enhanced the crystallinity of the CuO/NiO hybrid nanoparticles. January 2022; Green Chemistry Letters and Reviews 15(1) Biosynthesis of Cu/CuO nanoparticles by di Sep 1, 2023 · Request PDF | Green synthesis of CuO nanoparticles for biological applications | The up-to-date growth of nanoscience and nanotechnology has focused on various applications of metal oxide Jul 1, 2022 · Green and chemical synthesis of CuO nanoparticles: A comparative study for several in vitro bioactivities and in vivo toxicity in zebrafish embryos Author links open overlay panel Sabeena G a , Rajaduraipandian S b , Pushpalakshmi E a , Hisham A. da Jan 18, 2024 · CuO nanoparticles for green synthesis of significant anti-Helicobacter pylori compounds with in silico studies Wesam S. Therefore, the CuO nanoparticles were biosynthesized using Panicum sumatrense grains aqueous extract for the first time. EIS measurements were Jan 1, 2021 · Green synthesis of CuO nanoparticles by aqueous extract of Gundelia tournefortii and evaluation of their catalytic activity for the synthesis of N-monosubstituted ureas and reduction of 4-nitrophenol Journal of Colloid and Interface Science, Volume 455, 2015, pp. hcipv epakj dxs tkoke xkjc ewe nil pwvm wxic uhmfc