Starch-based controlled release fertilizers: A review

International Journal of Biological Macromolecules, Journal Year: 2023, Volume and Issue: 238, P. 124075 - 124075

Published: March 20, 2023

Language: Английский

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Structural characterization of marine macroalgae derived silver nanoparticles and their colorimetric sensing of hydrogen peroxide

Materials Chemistry and Physics, Journal Year: 2023, Volume and Issue: 313, P. 128787 - 128787

Published: Dec. 7, 2023

The present study investigates the algae-mediated synthesis, characterization, and H2O2 sensing ability of silver nanoparticles using Sargassum spp. extract. synthesized were spherical agglomerates exhibited an absorbance peak at 418 nm, as analyzed by FE-SEM UV–vis spectrophotometric analysis. TEM-SAED analysis interpreted size between 2 – 35 nm crystallinity corresponding to face-centered cubic (FCC) structure. This was further supported from XRD findings, which ascertained presence (111), (200), (220), (311) lattice planes. FT-IR confirmed capping algal phenolics functional groups, XPS studies. observed be highly stable in aqueous suspensions, due zeta potential value (−22.6 mV). On incubation nanoparticles, with solutions, decolorization nanoparticle solution along reduction nm. color change could utilized for detection contaminated samples. Therefore, this reveals sustainable biomass synthesizing beneficial exploited environmental applications.

Language: Английский

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Green Synthesis of Nanoparticles: A Biological Approach

IntechOpen eBooks, Journal Year: 2023, Volume and Issue: unknown

Published: Aug. 11, 2023

Nanoparticles are often associated with their small size and numerous applications. However, the synthesis process is equally important as it determines properties of nanoparticles. While traditional nanoparticle methods require use hazardous chemicals high-energy consumption, green offers a sustainable, cost-effective, environmentally friendly alternative. This approach utilizes natural resources biologically active compounds that can act reducing, stabilizing, or capping agents in one-step Green advantages, including development processes minimal environmental impact improved safety for synthesis. Overall, nanoparticles using chemistry promising sustainable efficient production. chapter provides general overview nanoparticles, applications, synthesis, highlights various biological used these factors affecting

Language: Английский

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A comprehensive review on silver nanoparticles: Synthesis approaches, characterization techniques, and recent pharmaceutical, environmental, and antimicrobial applications

Microchemical Journal, Journal Year: 2023, Volume and Issue: 196, P. 109615 - 109615

Published: Nov. 10, 2023

Language: Английский

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Process optimization for green synthesis of silver nanoparticles using Rubus discolor leaves extract and its biological activities against multi-drug resistant bacteria and cancer cells

Scientific Reports, Journal Year: 2024, Volume and Issue: 14(1)

Published: Feb. 19, 2024

Abstract Multi-drug resistant (MDR) bacteria are considered a serious public health threat. Also, increasing rate of resistance to anticancer drugs, as well their toxicity, is another point concern. Therefore, the new antibacterial and agents always needed. The synthesizing silver nanoparticles (AgNPs) using medicinal plants, an effective approach for developing novel agents. Rubus discolor , native species Caucasus region, produces leaves that typically discarded by-product raspberry production. present study has focused on optimizing green synthesis AgNPs R. extract through response surface methodology. optimal values were AgNO 3 concentration 7.11 mM, time 17.83 h, temperature 56.51 °C, percentage 29.22. production was confirmed UV–visible spectroscopy (λ max at 456.01 nm). TEM analysis revealed well-dispersed (an average size 37 XRD crystalline structure. EDX detected strong peak keV corresponded Ag. zeta potential value (− 44.2 mV) indicated stability nanoparticles. FT-IR spectra showed presence various functional groups from plant compounds, which play important role in capping bio-reduction processes. impressive activities against MDR Escherichia coli Pseudomonas aeruginosa (MIC ranging 0.93 3.75 mg ml −1 ). phytochemical phenolics, tannins, flavonoids AgNPs. They also significant cytotoxic effects A431, MCF-7, HepG2 cells (IC 50 11 49.1 µg −l

Language: Английский

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Silver Nanoparticles: A Comprehensive Review of Synthesis Methods and Chemical and Physical Properties

Nanomaterials, Journal Year: 2024, Volume and Issue: 14(18), P. 1527 - 1527

Published: Sept. 20, 2024

Recently, silver nanoparticles (NPs) have attracted significant attention for being highly desirable nanomaterials in scientific studies as a result of their extraordinary characteristics. They are widely known effective antibacterial agents that capable targeting wide range pathogens. Their distinct optical characteristics, such localized surface plasmon resonance, enlarge utilization, particularly the fields biosensing and imaging. Also, capacity to control charge modify them using biocompatible substances offers improved durability specific interactions with biological systems. Due exceptional stability minimal chemical reactivity, NPs suitable diverse array applications. These produced through chemical, biological, physical processes, each which has advantages disadvantages. Chemical techniques often encounter issues complicated purification, reactive substances, excessive energy usage. However, eco-friendly approaches exist, even though they require longer processing times. A key factor affecting stability, size distribution, purity is synthesis process selected. This review focuses on how essential it choose appropriate method order optimize characteristics use NPs.

Language: Английский

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A systematic Review on Green Synthesis of Silver Nanoparticles Using Plants Extract and Their Bio-medical Applications

Heliyon, Journal Year: 2024, Volume and Issue: 10(11), P. e29766 - e29766

Published: May 1, 2024

Nanoparticles have recently become considered as a crucial player in contemporary medicine, with therapeutic uses ranging from contrast agents imaging to carriers for the transport of drugs and genes into specific target. ability more precise molecular interactions human body order target cells tissues minimal adverse effects maximal outcomes. With least number side greatest possible benefit, nanoparticles can particular through body. The majority global public health problems are now treated green synthesized silver (AgNPs), which substantially affect fundamental structure DNA proteins thus display their antimicrobial action. AgNPs inhibit proliferation tumor induce oxidative stress. By inhibiting vascular endothelial growth factor (HIF)-1, pro-inflammatory mediators generated by reduced, mucin hypersecretion is lessened, gene activity subsequently regulated prevent infections. biogenic synthesis (AgNPs) using various plants applications antibacterial, antifungal, antioxidant, anticancer, anti-inflammatory, antidiabetic activities been extensively discussed this article. Also, because only natural substances utilized manufacturing process, particles that created naturally coated, stabilized, play vital role these biomedical actions. characterization AgNPs, possibility preparing AgNPSs different shapes biological method impact on functions toxicities, size, shape other properties toxicity profiles, limitations, future prospects green-mediated also reported study. major goal study provide readers comprehensive, informed, up-to-date summary production methods under-investigational antidiabetic, antifungal anti-inflammatory properties. This review provides instructions suggestions additional studies based AgNPs. evaluation pushes researchers look resources like plant parts create useful nanobiotechnology.

Language: Английский

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Green nanoparticles for advanced corrosion protection: Current perspectives and future prospects

Applied Surface Science Advances, Journal Year: 2024, Volume and Issue: 21, P. 100605 - 100605

Published: April 30, 2024

The article discusses the function of green nanoparticles in preventing corrosion different alloys such as copper, zinc, steel, and aluminium alloys. Green are characterized by their environmentally friendly sustainable production methods, which emphasize using natural materials. Environmental issues have long been linked to traditional inhibitors, has led a shift towards more alternatives. A potential remedy for these is use nanoparticles, derived from renewable biodegradable resources. support sustainability goals strong inhibition properties. Their combined role makes them essential players future where environmental awareness material safety coexist. review envisages significant paradigm critical industrial contexts, calls robust ecologically approach prevention. can potentially transform field materials protection entirely, investigation inhibitors opens up new directions study development. In conclusion, this highlights crucial creating creative solutions will enhance productivity well-being. Finally, prospects difficulties sustainably applying also explored.

Language: Английский

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Understanding the mechanism underlying the green synthesis of Metallic nanoparticles using plant extract(s) with special reference to Silver, Gold, Copper and Zinc oxide nanoparticles

Hybrid Advances, Journal Year: 2025, Volume and Issue: 9, P. 100399 - 100399

Published: Feb. 1, 2025

Language: Английский

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Nanopesticides for Managing Primary and Secondary Stored Product Pests: Current Status and Future Directions

Heliyon, Journal Year: 2025, Volume and Issue: unknown, P. e42341 - e42341

Published: Jan. 1, 2025

Language: Английский

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