Green and sustainable synthesis of nanomaterials: Recent advancements and limitations

Environmental Research, Journal Year: 2023, Volume and Issue: 231, P. 116316 - 116316

Published: June 1, 2023

Language: Английский

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Synthesis of green nanoparticles for energy, biomedical, environmental, agricultural, and food applications: A review

Environmental Chemistry Letters, Journal Year: 2024, Volume and Issue: 22(2), P. 841 - 887

Published: Jan. 20, 2024

Language: Английский

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Nanotechnology–General Aspects: A Chemical Reduction Approach to the Synthesis of Nanoparticles

Molecules, Journal Year: 2023, Volume and Issue: 28(13), P. 4932 - 4932

Published: June 22, 2023

The role of nanotechnology is increasingly important in our society. Through it, scientists are acquiring the ability to understand structure and properties materials manipulate them at scale atoms molecules. Nanomaterials forefront rapidly growing field nanotechnology. synthesis nanostructured materials, especially metallic nanoparticles, has attracted tremendous interest over past decade due their unique properties, making these excellent indispensable many areas human activity. These special can be attributed small size large specific surface area which very different from those bulk materials. Nanoparticles sizes shapes needed for applications, so a variety protocols required produce monodisperse nanoparticles with controlled morphology. purpose this review firstly introduce reader basic aspects related and, secondly, discuss greater detail. This article explains concepts nanotechnology, introduces methods synthesizing describes types, possible applications. Of proposed metal chemical reduction usually preferred because it easy perform, cost-effective, efficient, also allows control structural parameters through optimization conditions. Therefore, method discussed more detail—each factor by described detail, i.e., precursors, solvents, reducing agents, stabilizers. that used characterize nanomaterials described. Finally, based on available literature collection, shown how changing parameters/methods affects final characteristics nanoparticles.

Language: Английский

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Recent Advances in Nano-Enabled Seed Treatment Strategies for Sustainable Agriculture: Challenges, Risk Assessment, and Future Perspectives

Nano-Micro Letters, Journal Year: 2023, Volume and Issue: 15(1)

Published: Feb. 16, 2023

Abstract Agro seeds are vulnerable to environmental stressors, adversely affecting seed vigor, crop growth, and productivity. Different agrochemical-based treatments enhance germination, but they can also cause damage the environment; therefore, sustainable technologies such as nano-based agrochemicals urgently needed. Nanoagrochemicals reduce dose-dependent toxicity of treatment, thereby improving viability ensuring controlled release nanoagrochemical active ingredients However, applications nanoagrochemicals plants in field raise concerns about nanomaterial safety, exposure levels, toxicological implications environment human health. In present comprehensive review, development, scope, challenges, risk assessments on treatment discussed. Moreover, implementation obstacles for use treatments, their commercialization potential, need policy regulations assess possible risks Based our knowledge, this is first time that we have presented legendary literature readers order help them gain a deeper understanding upcoming nanotechnologies may enable development future generation agrochemical formulations, potential associated with treatment.

Language: Английский

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Biomimetic facile synthesis of zinc oxide and copper oxide nanoparticles from Elaeagnus indica for enhanced photocatalytic activity

Environmental Research, Journal Year: 2022, Volume and Issue: 212, P. 113323 - 113323

Published: April 23, 2022

Language: Английский

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Biosynthesis of Gold and Silver Nanoparticles Using Phytochemical Compounds

Molecules, Journal Year: 2023, Volume and Issue: 28(7), P. 3240 - 3240

Published: April 5, 2023

Gold and silver nanoparticles are that have been widely used in various fields shown good benefits. The method of nanoparticle biosynthesis utilizing plant extracts, also known as green synthesis, has become a promising considering the advantages it compared to other synthesis methods. This review aims give an overview phytochemical compounds plants gold nanoparticles, properties produced using extracts based on concentration structure compounds, their applications. Phytochemical play important role reducing agents stabilizers stages nanoparticles. Polyphenol sugars, proteins main responsible for affects physical properties, stability, activity is know be able overcome limitations controlling produced. Based structure, ortho-substituted hydroxyl result smaller size well-defined shape, which can lead greater stability. Furthermore, optimal condition process required gain successful reaction includes setting metal ion concentration, temperature, time, pH.

Language: Английский

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Current Overview of Metal Nanoparticles’ Synthesis, Characterization, and Biomedical Applications, with a Focus on Silver and Gold Nanoparticles

Pharmaceuticals, Journal Year: 2023, Volume and Issue: 16(10), P. 1410 - 1410

Published: Oct. 4, 2023

Metal nanoparticles (NPs) have garnered considerable attention, due to their unique physicochemical properties, that render them promising candidates for various applications in medicine and industry. This article offers a comprehensive overview of the most recent advancements manufacturing, characterization, biomedical utilization metal NPs, with primary focus on silver gold NPs. Their potential as effective anticancer, anti-inflammatory, antimicrobial agents, drug delivery systems, imaging agents diagnosis treatment variety disorders is reviewed. Moreover, translation therapeutic settings, issue inclusion clinical trials, are assessed light over 30 investigations concentrate administering either or NPs conditions ranging from nosocomial infections different types cancers. paper aims not only examine biocompatibility nanomaterials but also emphasize challenges may limit safe integration into healthcare practices. More than 100 nanomedicines currently market, which justifies ongoing study use medicine. Overall, present review highlight innovative therapeutics field biomedicine, citing some relevant current applications.

Language: Английский

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Plant-mediated synthesis of nanoparticles and their applications: A review

Materials Research Bulletin, Journal Year: 2023, Volume and Issue: 163, P. 112233 - 112233

Published: March 12, 2023

Language: Английский

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Green Synthesis of Metal and Metal Oxide Nanoparticles: A Review of the Principles and Biomedical Applications

International Journal of Molecular Sciences, Journal Year: 2023, Volume and Issue: 24(20), P. 15397 - 15397

Published: Oct. 20, 2023

In recent years, interest in nanotechnology has increased exponentially due to enhanced progress and technological innovation. tissue engineering, the development of metallic nanoparticles been amplified, especially their antibacterial properties. Another important characteristic metal NPs is that they enable high control over features developed scaffolds (optimizing mechanical strength offering controlled release bioactive agents). Currently, main concern related method synthesis oxide environmental impact. The physical chemical uses toxic agents could generate hazards or exert carcinogenicity/environmental toxicity. Therefore, a greener, cleaner, more reliable approach needed. Green synthetic come as solution counter aforementioned limitations. Nowadays, green preferred because it leads prevention/minimization waste, reduction derivatives/pollution, use non-toxic (safer) solvents. This not only biomass sources reducing for salts. biomolecules also cover synthesized act situ capping agents. Further, involvement formation process reduces toxicity, prevents nanoparticle agglomeration, improves antimicrobial activity nanomaterial, leading possible synergistic effect. study aims provide comprehensive review nanoparticles, from routes, selected solvents, parameters latest application biomedical field.

Language: Английский

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A state-of-the-art of phytoremediation approach for sustainable management of heavy metals recovery

Environmental Technology & Innovation, Journal Year: 2023, Volume and Issue: 30, P. 103043 - 103043

Published: Feb. 2, 2023

Phytoremediation is deemed as an efficient and environmentally friendly alternative which utilizes different types of hyperaccumulator plants known macrophytes for the removal heavy metal pollutants from water through mechanisms including phytoextraction, rhizofiltration, phytovolatilization phytostabilization. The phytoremediation efficiency affected by several key factors such plant species (floating, emergent submerged), surrounding climate (temperature about 27 °C with sufficient sunlight water) environmental conditions (appropriate amount sodium chloride, nutrients chelating agents at pH 5 to 6). main problem potential secondary pollution due re-released absorbed contaminants requires utmost attention. post-treatment disposal handling methods post-phytoremediation are reviewed extensively. Heat treatment method able produce valuable biochemicals high temperatures range 160 1600 °C. Extraction can extract up 99 % metals, while composting relatively low energy usage. Synthesis nanomaterials phytoremediated reduce usage hazardous chemicals but hard be upscaled. Meanwhile, phytomining economically feasible (saving $8,710 per hectare crops) restricted certain treatment. major hurdle remains in capability these achieve great balance between economic viability impacts. Therefore, ultimate goal this paper provide technical assessment perspective views optimizing performance well addressing underlaying issues corresponded available order amplify commercial value process a whole.

Language: Английский

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