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152 articles for “UV effects”
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Development of an Innovative Nanotransdermal Formulation Utilizing an Optimal Combination of Acyclovir and Omeprazole to Improve Antiviral Efficacy
Abstract: The study effectively created nanogel formulations of Acyclovir and Omeprazole using the solvent diffusion technique. Among the various formulations (F1–F9), F9 was identified as the most suitable for gel preparation based on its pH evaluation. Drug content analysis, performed using UV-spectroscopy, confirmed the homogeneity of the prepared nanogels, which appeared opaque, free of lumps, particles, or aggregates. The spreadability assessment of F9 demonstrated excellent spreadability, while viscosity values for all …
Published in International Journal of Biomedical Innovations and Engineering · Vol. 2, Issue 1, 2024 · pp. 19–35 Read article
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Synthesis, characterization, and antibacterial activity of silver nanoparticles with expired minocycline as reducing agent: proposed as a recycling technique.
Abstract: In this research, expired minocycline, a broad-spectrum tetracycline antibiotic, was employed as both a reducing and stabilizing agent for the eco-friendly synthesis of silver nanoparticles. This sustainable method avoids the use of toxic chemical reducing agents, providing a greener alternative for nanoparticle production. The synthesized silver nanoparticles were analyzed using several characterization techniques, such as UV-Vis’s spectroscopy, scanning electron microscopy, transmission electron microscopy, and Edex analysis, to assess their structural, …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 16, Issue 1, 2026 · pp. 30–43 Read article
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Investigating the Effect of Spectral Variations on the Performance of Monocrystalline, Polycrystalline and Amorphous Silicon Solar Cells
Abstract: The study of spectral variations is very important in the characterization of silicon solar cells. The spectral variations of monocrystalline, polycrystalline and amorphous solar cells is studied through the spectral response with the help of spectral response evaluation meter, CEP-25HS-50SR. PVsyst 6.4.3 software is used to study the variation of air mass throughout the day and the year and to understand that how solar irradiance varies with the changing air …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 7, Issue 3, 2016 · pp. 28–36 Read article
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Swift heavy Ion Irradiation Effects on Structural and Spectroscopic Properties of Nanocomposites of Polypyrrole Nanotubes and Silver Nanoparticles
Abstract: Polypyrrole nanotubes-silver nanoparticle nanocomposites (PPy-NTs:Ag-NPs) have been synthesized by in-situ reduction of silver nitrate (AgNO3) to suppress the agglomeration of Ag-NPs. The synthesized nanocomposite has been irradiated with 100 MeV Si9+ ion beam. The structural and spectroscopic properties of the nanocomposites after irradiation have been studied by SEM, XRD, Raman and UV-vis spectroscopy. Decrease in size of the nanotubes has been observed from SEM micrographs due to swift heavy ion …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 8, Issue 2, 2018 · pp. 1–6 Read article
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Biosynthesis of Silver Nanoparticles using Leaf and Stem Extracts of Eclipta alba and their Medical Applications
Abstract: AbstractBiosynthesis of silver nanoparticles using plants has emerged as a simple and feasible alternative to more complex physical and chemical synthetic procedures. Nanoparticles synthesis through greener routes can be used in a safer mode for various human applications. In this work, we describe a cost effective and environment friendly technique for biosynthesis of silver nanoparticles from 1mM AgNO3 solution using leaf and stem extracts of Eclipta alba as reducing as …
Published in Research & Reviews : Journal of Botany · Vol. 2, Issue 1, 2013 · pp. 1–9 Read article
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The Effect of L-Valine on the Growth and Characterization of Lithium Sulphate Monohydrate Single Crystals
Abstract: Pure and amino acid doped good quality single crystals of Lithium Sulphate Monohydrate (LSM) were grown by slow evaporation solution growth technique at room temperature using water as solvent. The effect of amino acid (L-valine) dopant on the growth and characterization of LSM single crystal was investigated. Single-crystal X-ray diffractometer was utilized to find the unit cell parameters for pure and L-valine doped LSM crystals. The powder X-ray diffraction pattern …
Published in Research & Reviews : Journal of Physics · Vol. 8, Issue 1, 2019 · pp. 92–103 Read article
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Thermodynamic, Kinetic and Mechanistic Investigations of Ruthenium(III) Catalyzed Methylparaben Oxidation by Diperiodatocuprate(III) in Aqueous Alkaline Medium
Abstract: The kinetics of ruthenium(III) catalyzed degradative oxidation of methylparaben by the copper complex, diperiodatocuprate(III) in alkaline medium is studied at 25ºC and at a ionic strength of 8.0 × 10−2 mol dm−3. In the presence of catalyst ruthenium(III), the reaction between methylparaben and diperiodatocuprate(III) in aqueous alkaline medium exhibits 1:1 stoichiometry. The oxidation products were identified by UV-visible, GC-MS and IR spectroscopy. The reaction exhibited unit order in case of …
Published in Journal of Catalyst & Catalysis · Vol. 2, Issue 1, 2015 · pp. 4–17 Read article
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Thermal Performance Analysis of a Solar Dryer-cum-Air Heater with Modified Absorber Surface
Abstract: Abstract The use of solar resource for food drying has always been a food preservation technique which has widely been practised in most parts of the world. The solar drying system utilizes solar energy to heat up air and to dry food substance placed in dryer, which is beneficial in reducing wastage of food products and helps in preservation of the same. Unfortunately, some of the methods practised in the …
Published in Journal of Thermal Engineering and Applications · Vol. 3, Issue 3, 2016 · pp. 34–40 Read article
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Structure–Optical Property Correlation of Co-Doped TiO₂ and ZnO Nanofillers for Advanced Functional Composite Applications
Abstract: This study investigates the enhancement of the structural and optical properties of titanium dioxide (TiO₂) and zinc oxide (ZnO) nanoparticles through cobalt (Co) doping. Pristine TiO₂ and ZnO are widely studied metal oxides; however, their large band gaps and limited visible-light absorption restrict their performance in optoelectronic, photocatalytic, and environmental applications. Co doping is employed as an effective strategy to overcome these limitations by inducing band-gap narrowing, creating defect-related electronic …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1374–1394 Read article
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Inclusion of Silver Ions into Modified Cellulosic Fabrics for Durable and Improved Antibacterial Activity
Abstract: Silver ions were added to β-cyclodextrin-grafted organic cotton to create antibacterial fabrics that are more effective and long-lasting. In the presence of sodium hypophosphite, citric acid was used as a cross-linker to graft β-cyclodextrin onto the fabric, cementing the structure for ten minutes at 150°C. The presence of silver ions on the grafted fabric was verified by UV-visible and FTIR spectral studies of β-cyclodextrin, β-cyclodextrin-grafted fabric, ungrafted fabric, silver ions, …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 11, Issue 3, 2024 · pp. 39–52 Read article
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Review on Unveiling the Shadow of Hyperpigmentation
Abstract: Natural products offer promising solutions for treating skin pigmentation disorders due to their non-toxic properties and effective mechanisms of action. Studies highlight their safety and efficacy through methods such as cytotoxicity tests, tyrosinase activity assays, and melanogenesis inhibition evaluations. Advanced delivery systems like liposomes and nanoparticles further enhance their performance by improving solubility and skin penetration. Skin pigmentation disorders, influenced by factors such as UV radiation, hormonal changes, and inflammation, …
Published in Research and Reviews: A Journal of Pharmacology · Vol. 15, Issue 2, 2025 · pp. 59–66 Read article
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Anti-Soiling Coating Technologies for PV Panels Under Dust Storm Conditions
Abstract: Background: Deployment of photovoltaics (PV) in arid and semi-arid areas where there is ample sunlight has been increasing quickly because of their high solar irradiation. The rising number of dust storms, as well as depositing particulate matter into the air, has caused a significant decrease in energy production due to reduced transmittance of light through the surface of the PV panel from the dust on the panel’s surface. This has …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 13, Issue 2, 2026 · pp. 28–38 Read article
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The Safety of Dental X-ray Machine against the Deoxyribonucleic Acid (DNA): In Vitro Model Explores the Effects of Chlorine Free Radical, Duration of Exposure and the Doses of Irradiation
Abstract: Background: Patients attended to the dental clinics are referred to X-ray which may arise the possibility of adverse reactions upon oral mucosa. X-ray-induced oral mucosa damage is related to the generation of the free radicals in the aqueous media of the cells. Objectives: This study aimed to clarify the safety of dental X-ray exposure by utilizing an in vitro experimental model of calf-thymus double strands DNA (ctdsDNA) molecule exposed to …
Published in Research and Reviews: A Journal of Dentistry · Vol. 10, Issue 2, 2019 · pp. 23–28 Read article
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Electrooxidation of Methylene Blue over nanoparticle coated DSA synthesized by sol-gel method
Abstract: The current study uses the sol-gel approach to synthesize a new Dimensionally Stable Anode (DSA) covered with nanoparticles. The objective is to enhance the electrocatalytic activity and overall performance of the anodes in treating synthetic industrial wastewater containing reactive dyes. CuO and TiO2 nanoparticles are coated using a thermal decomposition technique on a titanium electrode. The DSA surface gains more surface area and better catalytic capabilities when nanoparticles are coated …
Published in Emerging Trends in Chemical Engineering · Vol. 11, Issue 2, 2024 · pp. 34–43 Read article
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Green synthesis of Silver nanoparticles using leaf extract of Cyclea peltata and its Antimicrobial activity
Abstract: Nanotechnology is a reliable and enabling environment friendly process for the synthesis of nanoscale particles of structures ranging from approximately 1- 100 nm. Since the chemical synthesis of nanoparticles have adverse effect in medical applications, green synthesis of nanoparticles is in a huge need. Silver is one of the substances used in nanoformulation. Silver nanoparticles were successfully synthesized through silver nitrate through a simple green route using the clean, dried, …
Published in Research & Reviews : Journal of Botany · Vol. 8, Issue 2, 2019 · pp. 1–6 Read article
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Modified Solution Combustion Approach for Probing of Structural and Dielectric Properties of Sm3+ Doped GdAlO3 Nanoparticles
Abstract: A modified solution combustion approach was used in the preparation of nanosized Gd1xSmxAlO3 (x=1, 3, 5, 7, 9 mol%) using mixture of ODH and novel fuel E. tirucalli plant latex as fuels with corresponding metal nitrates. The structural morphology of synthesized and calcined powders are revealed using various analytical techniques such as Powder X-ray diffraction (PXRD), Scanning electron microscopy (SEM), Transmission electron microscopy (TEM), Fourier transform infrared spectroscopy (FTIR) and …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 10, Issue 1, 2020 · pp. 16–25 Read article
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Autonomous Infection Control System
Abstract: Escalating problems arise mainly at hospitals due to transmission of microbes through air, which causes life threatening situations. Doctors, nurses and other members are more vulnerable to diseases from within the place. PPE kits and other disinfecting procedures require an in-human presence to do the work, which makes it more challenging and puts the person's life at risk. In current scenarios, human presence is required for sanitising and cleaning procedures, …
Published in Journal of Mechatronics and Automation · Vol. 11, Issue 2, 2024 · pp. 12–18 Read article
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Doping of Metal Precursors on Cadmium Selenide Quantum dots—A Review
Abstract: In this article, we review effects of doping on Cadmium-Selenide (CdSe) Quantum dots (QDs). Different dopants critically influence the properties and functionalities of nanocrystals (QDs). It is of strong interest to understand the structural characteristics of dopants and how they interact with the QDs. Differently, doped CdSe QDs were characterized by X-ray diffraction (XRD) technique, UV-Visible absorption spectroscopy, photoluminescence (PL) spectroscopy. The important results and measurements are discussed. CdSe quantum …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 7, Issue 3, 2017 · pp. 1–4 Read article
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Multifunctional Car Covering System
Abstract: Traditional car covers are heavy, consume much space, and are not suitable for today’s advanced generation. They fail to meet the evolving necessities of modern vehicle protection. Often, they are operated manually, offer minimal security, and lack advanced features such as automated deployment or integrated maintenance systems. To address these problems and limitations, this project introduces an innovative and multifunctional smart car covering system powered by a wiper-like mechanism and …
Published in Journal of Automobile Engineering and Applications · Vol. 13, Issue 2, 2026 · pp. 8–13 Read article
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Chemical Synthesis, Spectral Characterization and Electrical Conductivity Behavior of Poly(2-Methoxyaniline-Co-2-Chloroaniline) and its CuO Nanocomposite and Polypropylene Glycol Blend
Abstract: AbstractCopolymerization of 2-chloro aniline and 2-methoxy aniline was achieved chemically by oxidative polymerization technique using ammonium persulphate as the oxidizing agent in acidic medium in the presence of sodium lauryl sulphate, an anionic surfactant. Copolymerization was also carried out in the absence of the surfactant to study the effect of surfactant on the thermal stability and electrical conductivity. The copolymer composite with CuO nano particles and blend with poly propylene …
Published in Journal of Polymer & Composites · Vol. 6, Issue 3, 2018 · pp. 1–13 Read article