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121 articles for “particle size analysis”
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Enhancing Mechanical Properties by Parameter Optimization in Fiber and Particle Reinforced Composites
Abstract: This research focuses on optimizing the mechanical and thermal properties of hybrid fiber and particle-reinforced composites through systematic parameter optimization using the Taguchi method and Grey Relational Analysis (GRA). Composites were fabricated using varying fiber volume fractions (20%, 30%, and 40%), particle sizes (20 μm, 60 μm, and 100 μm), and curing temperatures (60°C, 80°C, and 100°C) in a 3-factor, 3-level experimental design. Key properties such as tensile strength, impact …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 75–85 Read article
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A Sol-Gel Approach for the Fabrication of Zinc Oxide Nanoparticles and Their Nanocomposite with Urea Formaldehyde (UF)
Abstract: In the performed work, zinc oxide nanoparticles were synthesized via the sol-gel method using zinc sulphate as the precursor material. Urea-formaldehyde (UF) resin was employed as a polymer matrix to encapsulate the produced ZnO through an acid-catalyzed polymerization process. This encapsulation aimed to improve the dispersion stability and surface reactivity of ZnO within the polymeric medium. The synthesized materials were subjected to comprehensive characterization using Fourier Transform Infrared Spectroscopy (FT-IR), …
Published in International Journal of Crystalline Materials · Vol. 2, Issue 2, 2025 · pp. 21–27 Read article
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Fabrication, Interfacial Characterization, and Superparamagnetic Properties of Fe₃O₄@γ-Fe₂O₃ Core/Shell Nanoparticle-Reinforced Chitosan Biopolymer Composites
Abstract: Magnetite/maghemite core/shell nanoparticles were prepared by alkaline co-precipitation of Fe(II) and Fe(III) precursors followed by controlled thermal oxidation at 350 °C and subsequently incorporated into chitosan at 1, 3, and 5 wt% loadings by solution casting. The resulting films were evaluated by X-ray diffraction (XRD), Fourier-transform infrared spectroscopy (FT-IR), high-resolution transmission electron microscopy (HR-TEM), vibrating-sample magnetometry (VSM), thermogravimetric analysis (TGA), and tensile testing. XRD showed the characteristic cubic spinel reflections …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 Read article
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Combustion Synthesis of NiO-YSZ Precursor Nanocomposites for SOFC Anode and Its Characterization
Abstract: In the present work, the mixture of Nickel Oxide-Yttria Stabilized Zirconia (NiO-YSZ) composites of composition, mNiO–(1–m) Zr0⋅9Y0⋅1 O1⋅95 (m = 0⋅4), anode materials was synthesized by combustion process using glycine as fuel and nitrate as oxidizer. The study of prepared nanocomposites has been done by Fourier transform infrared spectroscopy (FTIR), differential thermal analysis-thermo gravimetric analysis (DTA-TGA), X-ray diffraction (XRD) and scanning electron microscopy (SEM) to determine the powder properties. The …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 2, Issue 3, 2012 · pp. 1–9 Read article
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Microstructural, Mechanical and Strengthening Mechanisms of Al7075 Metal Matrix Composite with Al2O3 Nano Particle Processed Through Ultrasonic Cavitation Assisted Stir-casting
Abstract: In this investigation, we produced Al7075 matrix composites using a stir casting method enhanced by ultra-sonic cavitation, reinforcing them with nano-Al2O3 particles. The SEM microstructural analysis confirmed the presence of nano-Al2O3 particles in all the composites, showcasing their consistent particle size and reasonably even distribution within the matrix. Optical microscopic examinations revealed that the presence of nano-Al2O3 particles, along with the aggressive ultrasonic cavitation effect, resulted in grain refinement in …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 31–43 Read article
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Experimental Investigation of Hematite Fines Reduction to Magnetite with Coal and Coke Fines
Abstract: In this current investigation, we aimed to comprehensively examine how various key processing parameters influence the reduction of hematite particles enveloped by coal and coke fines. This reduction process took place in an externally heated cylindrical steel container, which we will call the "work tube." This work tube had a diameter of 70 mm and a height of 300 mm and was situated within a pot furnace. For the experimentation, …
Published in Journal of Materials & Metallurgical Engineering · Vol. 13, Issue 2, 2023 · pp. 1–9 Read article
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Experimental Studies on the Mechanical and Microstructural Properties of Sustainable Concrete Incorporating Palm Oil Industrial Waste
Abstract: Diving into the world of concrete, normal concrete is widely used in construction but poses environmental challenges due to significant carbon dioxide emissions from cement production. Incorporating oil palm shells (OPS) and palm oil fuel ash (POFA) into concrete offers a sustainable alternative, utilizing waste products from the palm oil industry and reducing environmental impact. Experimental studies have examined the use of OPS and POFA as partial replacements for coarse …
Published in Journal of Polymer & Composites · Vol. 12, Issue 7, 2024 · pp. 19–40 Read article
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Microsphere-Based Drug Delivery: A Critical Review of Innovations and Applications
Abstract: Microspheres have emerged as a revolutionary approach in pharmaceutical sciences, offering controlled and targeted drug delivery with improved bioavailability, stability, and patient compliance. These spherical carriers, ranging from nanometers to micrometers in size, can encapsulate both hydrophilic and hydrophobic drugs, enabling sustained and site-specific release. The development of microspheres has been significantly driven by the need to enhance drug efficacy while minimizing systemic side effects. This review provides a comprehensive …
Published in Trends in Drug Delivery · Vol. 12, Issue 2, 2025 · pp. 52–59 Read article
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Green Synthesis of Cobalt Oxide Nanoparticles Using Delonix regia Leaf
Abstract: Green synthesis of nanoparticles offers a sustainable and eco-friendly alternative to conventional methods. This study explores the biosynthesis of cobalt oxide nanoparticles (Co3O4 NPs) using Delonix regia leaf extract as a reducing and stabilizing agent. The synthesized Co3O4 NPs were characterized by UV-visible spectroscopy, Fourier transform infrared (FTIR), X-ray diffraction (XRD), scanning electron microscopy (SEM), and transmission electron microscopy (TEM), confirming their uniform spherical morphology with an average size of …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 16, Issue 1, 2025 · pp. 30–38 Read article
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Bioinformatics-based Preparation and Characterization of Silver Nanoparticles Synthesized from Pterocarpus marsupium
Abstract: Silver nanoparticles were synthesized using Pterocarpus marsupium bark extract in combination with silver nitrate solution through a green synthesis method. Silver nanoparticles formation was confirmed by the formation of dark brown from solution of silver nitrate, where the reduction of silver ion occurs which leads to the formation of silver nanoparticles. The UV–visible spectra showed a peak at 429 nm, confirming the reduction of silver ions and the subsequent synthesis …
Published in Research & Reviews: A Journal of Bioinformatics · Vol. 11, Issue 2, 2024 · pp. 21–34 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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Dissolution Enhancement in Nano/Micro-Sized Dispersions of Piroxicam with the Novel Polymer Soluplus® and Polyvinyl Pyrrolidone
Abstract: Piroxicam, a Non-Steroidal Anti-Inflammatory Drug (NSAID), belongs to the class II of the biopharmaceutical classification system (BCS) and thus exhibits poor bioavailability. In an effort to tackle this issue, we report here the comparative properties of the solid dispersions of piroxicam made from a novel graft copolymer of polyvinyl caprolactam-polyvinyl acetate-polyethylene glycol (Soluplus) and the linear polymer polyvinyl pyrrolidone (K 25), both the dispersions synthesized identically using solvent evaporation method. …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 3, Issue 1, 2012 · pp. 10–19 Read article
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Surface Analysis of Tungsten Doped TiO2 Films and Its Effect on Photocatalytic Degradation of Environmental Pollutants
Abstract: Normal 0 false false false Nanocrystalline TiO2 films, undoped and doped W6+ ions have been prepared on cleaned glass substrate by sol-gel route. Formation of anatase TiO2 phase has been confirmed by XRD analysis of the samples annealed at 550oC for 5 hours. Size of nanocrystals calculated by Debye-Scherrer’s formula and measured by TEM was found to decrease with increase in doping level. Average nanocrystal diameter in undoped sample is …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 1, Issue 1, 2011 · pp. 26–41 Read article
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Effect of Annealing on Structural and Surface Properties of Nanostructured ZnO Thin Films
Abstract: Normal 0 false false false EN-IN X-NONE AR-SA MicrosoftInternetExplorer4 ZnO thin films with different grain size were grown on amorphous quartz substrate using spin coating method. We have reported the effect of annealing temperatures on the structural and surface properties of ZnO thin films. The surface properties were characterized by AFM. From XRD analysis, it can be seen that, the FWHM decreases with an increase in annealing temperature from 500 …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 6, Issue 3, 2016 · pp. 11–18 Read article
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Study on CdS Nanoparticles and Nanocrystalline Thin Films Synthesized by Chemical Bath Deposition Technique
Abstract: Normal 0 false false false EN-US X-NONE X-NONE Cadmium Sulfide (CdS) nanoparticles and nanocrystalline thin films were synthesized by chemical bath deposition technique at room temperature. The elemental composition of the as-grown CdS nanoparticles and nanocrystalline thin films were determined by energy dispersive analysis of X-rays (EDAX). Crystallite size and lattice parameter were determined from X-ray diffractogram whereas transmission electron microscopy (TEM) image gave particle size and the selected area …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 1, Issue 3, 2011 · pp. 8–15 Read article
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Determination of the Antidiabetic Drug Miglitol in Pharmaceuticals by Ultra-Performance Liquid Chromatography
Abstract: Miglitol (MGL) is a drug used in the treatment of type-2 diabetes mellitus. A new analytical method employing ultra-performance liquid chromatography (UPLC) with UV-detection is presented for the determination of MGL in bulk drug and tablet forms. Analysis was performed in less than 3 min in isocratic mode on a reversed phase BEH C18 (100 mm × 2.1 mm; 1.7 µm particle size) column using phosphate buffer of pH 3.7-acetonitrile …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 9, Issue 2, 2018 · pp. 11–26 Read article
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Solid-State Reactions: Mechanistic Insights, Kinetic Behavior and Emerging Applications in Advanced Materials
Abstract: Solid-state reactions are fundamental to the synthesis and transformation of inorganic materials, playing a crucial role in the development of ceramics, semiconductors, catalysts, and energy storage systems. Unlike reactions in liquid or gaseous phases, they are limited by restricted atomic mobility and typically require elevated temperatures to enhance diffusion and overcome activation energy barriers. These reactions proceed through interfacial contact between solid reactants, followed by nucleation of product phases and …
Published in International Journal of Crystalline Materials · Vol. 3, Issue 1, 2026 · pp. 10–14 Read article
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Structural Investigations of NiFe2O4 Synthesised by the Pyrolysis of Single Source Precursor
Abstract: NiFe2O4 nanoparticles have been synthesized using the single source precursor [NiFe2(cin)3(N2H4)3] via pyrolysis thermal decomposition route. The single source precursor prepared by a simple precipitation method, was characterised by hydrazine and metal analyses, infrared spectral analysis and thermo-gravimetric analysis. Using appropriate annealing conditions, NiFe2O4 nanoparticles were synthesised by the thermal treatment of the precursor. From XRD and HRTEM studies, the particle size of the sample was found to be around …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 7, Issue 3, 2016 · pp. 12–16 Read article
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Occupancy of Al 3+ /Cr 3+ ions at B-sites in Ni-Zn-Cu ferrite system synthesized by sol-gel auto-combustion method
Abstract: Ferrites find extensive application in traditional electronic, electrical, and magnetic equipment and systems.The ferrite materials substituted with different cations have become most important because of their both fundamental and technological application. In our current research, we investigate the impact of Al3+ and Cr3+ ions on the properties of nano- sized Ni0.7Zn0.2Cu0.1Fe2O4 ferrites created using the sol-gel auto-combustion process. We employ various analytical techniques, including XRD, SEM, FTIR, ESR, VSM, and …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 14, Issue 2, 2023 · pp. 47–52 Read article
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Effect of Size of Crushed Ceramic Tiles as Fine Aggregates in Cement Composites
Abstract: Recent studies have shown marked upsurge of waste production where ceramic contributes to 30% waste production in ceramic industry. Research on ceramic waste as partial substitute for fine aggregate has not been fully exploited. A focused investigation is made to check whether the ceramic waste having particle size same and lesser than fine aggregates as partial substitute in cement mortar and concrete. Ceramic waste collected is crushed into required sizes …
Published in Recent Trends in Civil Engineering & Technology · Vol. 5, Issue 3, 2015 · pp. 46–53 Read article