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152 articles for “UV effects”
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Investigations on Anthocyanin and Its Regulatory Role
Abstract: Anthocyanin is the most widely studied and abundant group of natural pigments. It has been gaining increased attention for its potential health benefits. This vibrant, water-soluble pigment is found in fruits, vegetables, and flowers, and is responsible for the colors of many of the foods we eat. Anthocyanins are not only responsible for the aesthetic appeal of these foods, but they are also believed to have powerful antioxidant, anti-inflammatory, and …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 14, Issue 1, 2024 · pp. 32–37 Read article
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Laser Ablation Technique to Synthesize Ag Nanoparticles in Harsh Environment During Conjugation with Ovalbumin and Their Effects on Candida albicans
Abstract: In this study was developed a rapid, easy, eco-friendly and free-polutions method to AgNPs synthesized which was laser ablation technique to bulk target silver in harsh environment which was SBF due to salts and ions content cause silver nanoparticle aggregated via the interactions among nanoparticles and components of the ionic solution. So, was add ovalbumin to achived long term stability of colloidal AgNPs solution because of this protien has been …
Published in Journal of Polymer & Composites · Vol. 11, Issue 2, 2023 · pp. 47–60 Read article
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Crystalline and Polymeric Interactions in Multi- layered Bulletproof Glass: A Study of Ballistic Resistance and Structural Integrity
Abstract: Bulletproof glass is engineered to withstand high-impact projectiles, offering a critical line of defense in various industries such as banking, military, and armored vehicles. This study explores the structural composition, energy absorption mechanisms, and performance characteristics of bulletproof glass when exposed to ballistic threats. The glass consists of layered constructions, often involving polycarbonate and adhesive interfaces such as polyvinyl butyral, which enhance its energy absorption and resistance to projectiles. The …
Published in International Journal of Crystalline Materials · Vol. 1, Issue 2, 2024 · pp. 10–17 Read article
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Synthesis and Structural Characterization of Nanocrystalline CeO2 and Ce0.95Cu0.05O2 Solid Solution Catalysts Properties and its Applications
Abstract: The Main study and the development of CeO2 and Cu doped CeO2 nanocrystals containing transition-metal species are of crucial importance for understanding the preparation and fabrication of CeO2 and Cu doped CeO2 nanoparticles by solution combustion technique to taken glycine as fuel. Here, we have investigated the effect of Cerium dioxide and Cu dopant ions on the structural properties of Ce1-xCuxO2 nanocrystals (NCs) synthesized via co-precipitation technique. XRD results confirmed …
Published in Journal of Catalyst & Catalysis · Vol. 11, Issue 4, 2024 Read article
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Antibiofilm Activity of Thermal Evaporated Tin Oxide Thin Film
Abstract: Biofilm is the deposition of microorganisms and their products on a solid surface submerged in water, which is prevalent problem, responsible for the degradation of the surface over the time. Elimination of microorganisms from submerged solid surface is enormously important process to reduce degradation of that surface. Recently, Tin Oxide (SnO2) nanoparticles have attracted the attention of researchers for its antibacterial property due to hydrophobic and non-toxic nature. Thin films …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 17, Issue 3, 2015 · pp. 1–5 Read article
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Decolorization of Diazo Dye Amido Black 10B by a Bacterium Kerstersia sp. Strain VKY1
Abstract: Amido Black 10B, a diazo dye having various industrial applications was decolorized by a bacterium Kerstersia sp. strain VKY1. The effect of various parameters such as dye concentration, pH, temperature and NaCl concentration was investigated. At 200 mg/l dye concentration, the strain decolorized 81% of the dye at temperature 35°C and pH 7.0 in 36 h of incubation. This strain decolorized the dye over a wide range of pH (5–11), …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 8, Issue 3, 2018 · pp. 37–43 Read article
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Comparative Study of Structural and Optical Properties of Bismuth Ferrite Nanoparticles for Photovoltaic Applications Synthesized via Different Sol-Gel Methods
Abstract: Pure multiferroic bismuth ferrite (BiFeO3) nanoparticles were successfully synthesized using an energy-efficient, low-temperature sol-gel method, comparing two distinct approaches: auto-combustion and non-auto-combustion. To ensure phase stability, the precursor solution's pH was strictly maintained between 1 and 2 using ammonia solution (NH4OH), while ethylene glycol (C2H6O2) was employed as a chelating agent for the Fe3+ and Bi3+ cations. All samples underwent a final annealing process at 500 °C to promote crystallization. …
Published in Journal of Materials & Metallurgical Engineering · Vol. 16, Issue 1, 2026 · pp. 83–94 Read article
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Green Synthesis of Silver Nanoparticles Using The Leaf Extract of Micrococca mercurialis. (L.) Benth. and Its Antibacterial Activity
Abstract: In the present study, fresh and powder leaf extracts of Micrococca mercurialis. (L.) Benth. were used for green synthesis of metallic silver nanoparticles (SNPs). The efficacy of SNPs was tested against some human and animal pathogens. Stable SNPs were formed after adding aqueous solution of 1 mM AgNO3 with the fresh and powder leaf extracts. Quantitative analysis of green synthesized SNP was monitored by UV-visible spectroscopy. Bacteriological tests were performed …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 5, Issue 2, 2015 · pp. 21–26 Read article
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Polymeric Micelles for Medicinal Plant Solubilization and Delivery of Bioactive Compounds
Abstract: This study involved the design, fabrication, and characterization of polymeric micellar nanocomposites utilizing amphiphilic block copolymers to effectively encapsulate and transport hydrophobic phytoconstituents. The selected bioactive molecule is curcumin, a polyphenol with limited water solubility. A polymeric system known as PEG-PCL was utilized to fabricate core-shell nanostructures by a solvent evaporation-induced self-assembly method. The resulting nanocomposites exhibited homogeneity and colloidal stability, characterized by a zeta potential of −18.7 ± 1.4 …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 208–219 Read article
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Thermal Annealing of Magnesium Sulphide (MgS) Thin Films: Surface-Interface Studies for Energy Applications
Abstract: Surface morphology of materials can be changed/modulated by the application of temperature. Sulphides of various alkaline earth metals like Beryllium, Calcium, Magnesium, Strontium and Barium are receiving interest because of the various advanced energy, sensors and photo-chemical applications. Magnesium and Nano Magnesium are also receiving great interest in the last few years due to their Hydrogen storage capacity. Thermal annealing is a very important technique for modification of surface properties. …
Published in Research & Reviews : Journal of Physics · Vol. 11, Issue 3, 2022 · pp. 26–30 Read article
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Synthesis and Characterization of Silver Nanoparticles by using Aqueous Leaf Extract of Tecomella Undulata (SM.) seem. and their Antibacterial Properties
Abstract: Abstract The efficient protocol for bio-synthesis of silver nanoparticles (AgNPs) using Tecomella undulata leaves was developed. The present study revealed that bio-active compounds and secondary metabolites present in the aqueous extract function as stabilizing agent for AgNPs. UV-Visible spectro-analysis and FTIR confirm the presence of bioactive compounds and TEM, EDX and XRD studies confirm the crystalline nature, structure and surface morphology of silver nanoparticles produced from the plant Tecomella undulata. …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 7, Issue 2, 2020 · pp. 5–13 Read article
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Investigating the Effect of Annealing Temperatures on SnO2 Nano Structural Thin Films and their Properties
Abstract: As deposited and two different annealing temperatures (500°C and 600°C) of Tin dioxide (SnO2) thin films are prepared on glass substrates by Chemical Bath Deposition (CBD) technique and subsequently their structural, morphological, optical and electrical properties are investigated and analyzed as a function of annealing temperature. It’s found that SnO2 films exhibit different nanostructures at different annealing temperatures. XRD analysis confirms that both deposited and annealed films are cubic structure …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 12, Issue 1, 2022 · pp. 28–39 Read article
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Characterization and Antimicrobial Investigations of Isomeric Pr(III) Juglonates
Abstract: Hydroxy napthoquinone derivatives constitute an interesting group of ligands which is recognized as ‘Juglones’. Isomeric Lawsone-Juglone and Phthiocol-Plumbagin are the most important members of the Juglone series and are biologically active, having natural origin. They form isomeric pairs of ligands resulting into isomeric pairs of metal chelates. The isomerism is occurring due to formation of either five or six membered rings in the metal chelates. In the present work Prasodymium …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 545–552 Read article
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Modified Cellulosic Fabrics with Eugenol Added for Longer-Lasting and Better Antibacterial Activity
Abstract: Eugenol was added to cyclodextrin-grafted organic cotton to create antibacterial textiles with increased efficacy and durability. Grafting of β-cyclodextrin on fabric was done with citric acid as cross linker in the presence of sodium hypophosphite by fixing at 150oC for 10 min. UV-Visible and FTIR spectral studies of β-Cyclodextrin, β-Cyclodextrin-grafted fabric, ungrafted fabric, eugenol and eugenol –loaded fabric confirmed the inclusion of eugenol on grafted fabric. Eugenol was recovered from …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 14, Issue 1, 2023 · pp. 14–28 Read article
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Improving Polymer Composite Properties Through Reinforcement Learning Guided Prototyping A Novel Approach for Material Engineering
Abstract: Innovative approaches integrating reinforcement learning (RL) and machine learning (ML) into the fields of polymer composite prototyping and soft actuator manufacturing for applications. This new an algorithm utilizing RL optimizes polymer composite fabrication parameters to enhance material properties efficiently. By iteratively adjusting parameters based on predefined objectives, the RL agent guides the prototyping process, promising to revolutionize polymer composite engineering. A finest control method for locked loop control of Shape …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 208–218 Read article
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Spectrophotometric Method for the Estimation of Levosulpiride in Bulk Drug and Formulations
Abstract: Levosulpiride having D2-dopamine receptor antagonistic activity gives ant depressive and antiulcer effect. There are three new simple accurate, rapid, economical and precise procedures for spectrophotometric estimation of Levosulpiride in bulk and pharmaceutical formulation. Levosulpiride was estimated at 291.5 nm in 0.1 N NaOH, 290 nm in 0.1 N HCl and 292.5 nm in 6.8 phosphate buffer. Linearity range was found to be 10–50 µg/mL in all the three methods. The …
Published in Research & Reviews: A Journal of Drug Design & Discovery · Vol. 2, Issue 1, 2015 · pp. 19–23 Read article
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Chemical Modifications of Polymer for Improved Anti-Microbial Action
Abstract: Infections caused by pathogenic microorganisms are a significant concern. Polymers, large molecules formed by chemically connecting monomers, have acquired significant interest due to their intrinsic properties. Polymers function as a matrix for the components that contain antibacterial agents. Developing polymers with antibacterial activity is a crucial research area that aims to alleviate the problem of microbe contamination. The antibacterial polymers typically exhibit prolonged effectiveness. Modification of polymers enhances their anti-microbial …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1919–1931 Read article
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Treated Sewage in Fish Farming and Ecological Challenges
Abstract: The use of treated sewage in fish farming presents a sustainable and cost-effective approach towards resource conservation and aquaculture productivity. Treated sewage is enriched with essential nutrients, like nitrogen and phosphorus, which supports the growth of aquatic plants and phytoplankton. These are vital components of aquaculture ecosystems. This practice reduces freshwater dependency and mitigates waste disposal challenges as well as aligns with circular economy principles. Pilot projects in China and …
Published in International Journal of Marine Life · Vol. 2, Issue 1, 2025 · pp. 26–31 Read article
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Green Synthesis of Silver Nanoparticles Using Ficus Religiosa Linn Leaf Extract
Abstract: Nanotechnology is always a promising field for many new technological innovations. Turning Chemical process green also gains more attention of researchers due to high environmental concern. The process that involves ecofriendly procedures, use of less toxic solvents, less toxic byproducts, use of cheaper raw materials are all becoming ever increase in demand for current research scenario. Plants especially those having medicinal properties are beneficial for synthesizing nanoparticles as it will …
Published in Journal of Catalyst & Catalysis · Vol. 8, Issue 2, 2021 · pp. 45–52 Read article
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MYCOSYNTHESIS OF SILVER NANOPARTICLES AND INVESTIGATION OF THEIR ANTIMICROBIAL ACTIVITY
Abstract: The silver nanoparticles were formed in contact with the cell free filtrate of Alternaria alternata. The nanoparticles were characterised by means of UV-Vis spectrophotometer, Transmission electron microscopy (TEM), Dynamic Light Scattering (DLS), Energy-dispersive X-ray (EDX), X-ray Diffraction (XRD) and Fourier Transform Infra-red Spectroscopy (FTIR). The synthesized silver nanoparticles showed an absorbance maximum at 420 nm in the visible range. Transmission electron microgram and particle size distribution curve showed the formation …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 1, Issue 1, 2011 · pp. 17–26 Read article