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119 articles for “optical microscope”
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Aluminium-Doped Zinc Ferrite Nanoparticles Synthesized by Combustion Method for Polymer Composite Applications
Abstract: ZnFe₂₋xAlₓO₄ (x = 0 and 0.5) nanoparticles were synthesized via a combustion method owing to its simplicity, cost efficiency, and ability to produce highly crystalline nanomaterials. Powder X-ray diffraction (XRD) analysis confirmed the formation of a single-phase cubic spinel structure without detectable secondary phases, indicating high phase purity. The average crystallite size was estimated to be in the range of 14–20 nm, confirming the nanocrystalline nature of the samples. Field-emission …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 272–282 Read article
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A Review on Novel Emulsification Technique: A Nanoemulsion
Abstract: Kinetically stable and isotropic system of submicron size range is the nanoemulsion. In this system two immiscible liquids are mixed together to form a single-phase system with the identical concentration and ratio of surfactant and cosurfactant. Nanoemulsion droplet sizes fall typically in the range of 20- 200 nm. Some literature suggest this range below 100 nm with shows narrow size distribution. In this review, major focus is given on the …
Published in Trends in Drug Delivery · Vol. 3, Issue 2, 2016 · pp. 25–34 Read article
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Synthesis and Structural Characterization of Nanocrystalline CeO2 and Ce0.95Cu0.05O2 Solid Solution Catalysts: Properties and 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. The structural properties of Ce1-xCuxO2 nanocrystals were examined by investigating the influence of cerium dioxide and Cu dopant ions. The CeO2 single-phase cubic system was successfully incorporated with Cu …
Published in Journal of Catalyst & Catalysis · Vol. 11, Issue 3, 2024 · pp. 29–38 Read article
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Rapid Biosynthesis of Silver Nanoparticles of Flower-like Morphology from the Root Extract of Saussurea lappa
Abstract: With the emergence of nanomedicine, nanobiotechnology, and nanopharmacotherapeutics, there has been a rising demand of nanomaterials. Silver nanoparticles (AgNPs) finds immense applications for drug delivery, biomedical sciences, catalysis, etc. Numerous industries are at present synthesizing therapeutic AgNPs to meet the global demand. By using chemical methods, which are very cost-effective to produce these materials, are quite hazardous, environment polluting, produce harmful byproducts, and have several other alarming aspects. The extract …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 5, Issue 1, 2018 · pp. 20–24 Read article
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Preparation and characterization of High-performance ZnO/PVB Nanocomposite films for UV-shielding and Optoelectronics
Abstract: Zinc oxide nanoparticles can be incorporated into polymer matrices to create materials for various high-performance engineering applications. In this study, zinc oxide nanoparticles were reinforced at different loadings (0.5, 1.0, 0.5, 1.0, 1.5, and 2.0 wt.%) in polyvinyl butyral matrix to synthesize nanocomposite films using the solution casting method. The impact of zinc oxide nanofiller on the morphology and ultraviolet-shielding performance of polyvinyl butyral nanocomposite films was evaluated using various …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 27, Issue 3, 2025 · pp. 35–53 Read article
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Automated Blood Cell Counting and Disease Identification Using Image Processing: Implications for Polymer Composite- Based Biomedical Diagnostic Devices
Abstract: Accurate quantification of blood cells is central to clinical decision-making and to the performance of emerging polymer composite–based diagnostic platforms. This work presents a cost-effective, image-processing pipeline for automated counting of red blood cells (including overlapping cells), white blood cells, and platelets from Leishman-stained peripheral blood smears, and articulates its relevance to polymer composite microfluidic and biosensor devices. Implemented in Python with OpenCV, the workflow performs grayscale conversion, median/Gaussian denoising, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 262–270 Read article
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Exploring the Dual Functionality of Polypyrrole/Cobalt Sulphide Nanocomposite in Photocatalysis and Gas Sensing
Abstract: Cobalt sulphide nanomaterial was synthesized using the co-precipitation method, and chemical polymerization of polypyrrole (ppy) was performed in the presence of the synthesized cobalt sulphide nanomaterial for the preparation of nanocomposite. The synthesized ppy/cobalt sulphide nanocomposite was characterized by transmission electron microscopy (TEM), selected area electron diffraction (SAED), X-ray powder diffraction (XRD), Fourier transformation infrared spectroscopy, and UV-visible spectroscopy. The TEM micrograph revealed that the generated cobalt sulphide nanoparticles were …
Published in Journal of Polymer & Composites · Vol. 11, Issue 3, 2023 · pp. 72–85 Read article
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MgO Nanoparticles Prepared By Microwave-Irradiation Technique and Its Seed Germination Application
Abstract: The nanoparticles are having the vast surface area because of their size is which in the nano range. All the nano structured materials possess a huge surface energy. The nanoparticles of inorganic compounds are used in various fields like electronics, optics, seed germination, paints, different types of sensors, water purification and biomedical fields. The present work is focused on preparation, characterization and application of Vigna radiata (mung bean) seed germination …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 18, Issue 1, 2016 · pp. 10–17 Read article
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Solar Energy Materials Synthesis and Characterization
Abstract: The studies on the structural, microstructure and composition of the MoSe2 films are discussed in this research work. It deals with the optical properties of pulse plated films of MoSe2. Very little information has been given in the literature concerning the deposition current efficiency using pulse plating. In agreement with pulse plating theory, according to reference, the limiting overall plating rate of materials generally does not exceed the values for …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 6, Issue 3, 2019 · pp. 24–37 Read article
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Synthesis of Homogenous Colloidal Silver Nanoparticles
Abstract: Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4 Silver nanoparticles have potential applications in various fields such as biology, medicine, electronics and optical components. Suitability for these applications depends on the size, shape and chemical composition of the nanoparticles. The method of synthesis plays an important role in determining many of these properties. In this study, the formation of silver nanoparticles has been studied via the chemical reduction of …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 1, Issue 2, 2011 · pp. 59–66 Read article
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Comprehensive Review of the Fundamental and Functional Properties of Crystalline Materials
Abstract: Crystalline materials, characterized by their highly ordered atomic arrangements, serve as the backbone of modern engineering and technology. This review provides a detailed examination of their diverse properties, categorized into mechanical, thermal, electrical, and optical domains. We analyze fundamental mechanical parameters such as the elastic modulus, yield strength, and fracture toughness, alongside functional behaviors like fatigue and creep. The discussion extends to thermal transport and expansion, electrical conductivity and resistivity, …
Published in International Journal of Crystalline Materials · Vol. 3, Issue 1, 2026 · pp. 20–24 Read article
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Recent Advances in Crystalline Materials
Abstract: Crystalline materials are solids in which atoms, ions, or molecules are arranged in a highly ordered, repeating three-dimensional lattice. This well-defined structure gives rise to unique physical, chemical, electrical, optical, thermal, and mechanical properties, making crystalline materials essential for numerous scientific and industrial applications. Advances in materials science, crystal engineering, and nanotechnology have enabled precise control over crystal size, morphology, composition, and defect structures through innovative synthesis techniques. These developments …
Published in International Journal of Crystalline Materials · Vol. 3, Issue 2, 2026 · pp. 14–21 Read article
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Hybrid Polymer Nanocomposites with Enhanced Dielectric and Optical Properties for Wireless Communication Systems
Abstract: The incorporation of nanofillers into polymer matrices offers a promising approach to enhancing the multifunctional properties of composite materials. This study examines the effect of nanofiller concentration on the dielectric performance, mechanical strength, thermal stability, optical absorbance, and electromagnetic interference (EMI) shielding effectiveness of polyvinylidene fluoride (PVDF)-based nanocomposites. Titanium dioxide (TiO₂) and zinc oxide (ZnO) nanofillers were incorporated at varying concentrations to assess their influence on material properties. EMI shielding …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 518–549 Read article
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Thin Film Technology in Sensor Manufacturing – A Technical Discussion
Abstract: Thin‑film technology has become the cornerstone of modern sensor manufacturing, enabling the convergence of miniaturisation, multifunctionality, and cost‑effective mass production. This paper surveys the latest advances in deposition techniques—ranging from magnetron sputtering and chemical vapour deposition to atomic‑layer deposition (ALD) and ink‑jet‑printed sol‑gel processes—and examines how their unique material‑control capabilities translate into performance gains across the sensor spectrum (chemical, physical, and bio‑sensing). By integrating nanoscale thickness control (≤ 10 nm) …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 13, Issue 1, 2026 · pp. 47–57 Read article
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Semiconducting Materials for Emerging Electronics and Technological Applications
Abstract: Semiconducting materials are important for emerging electronic and photovoltaic technologies because their structural, optical and electrical properties can be tailored for specific device applications. In this study, a TiO₂-based composite photoanode is considered as a polymer-assisted semiconducting thin-film system in which inorganic TiO₂ nanoparticles are processed with organic film-forming components to produce a porous layer for dye-sensitised solar cell application. Nanocrystalline TiO₂ nanoparticles were synthesised from titanium isopropoxide using a …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 · pp. 36–50 Read article
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AI-Accelerated Development of Gradient Polymer Nanocomposite Thin Films
Abstract: Gradient polymer nanocomposite thin films are an active field of materials research due to the fact that it enables scientists to de-facto regulate the optical, electrical, and mechanical properties of a film by merely altering its composition on a layer-by-layer basis. This type of control opens the gate to the improved flexible electronics, long lasting protective coats, and the new smart gadgets. The problem is, though, that it is a …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 456–469 Read article
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Structural and Photoluminescence Studies of Porous Anodic Alumina Templates Prepared using Different Electrolytes
Abstract: The effect of different electrolytes on the structural and optical properties of porous anodic alumina (PAA) was investigated. PAA templates were synthesized using different electrolytes namely; oxalic, phosphoric, sulphuric and chromic acids maintained at two different temperatures, 18 and 27°C respectively. PAA templates were prepared using two-step anodization process in 0.3 M of sulphuric acid at 20 V, 0.3 M of oxalic acid at 40 V and 0.3 M of …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 6, Issue 2, 2016 · pp. 20–24 Read article
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Amorphous Carbon Nanotube (ACNT), Two-dimensional Molybdenum Disulfide Nanosheets (MoS2) and Amorphous Carbon Nanotube-MoS2 Nanohybrids: A Brief Theoretical and Practical Analysis
Abstract: Recently, carbon nanotube and MoS2 nanosheets have been showing great interest in the field of nanoscience and nanotechnology for its exceptional physical, optical and electronic properties. The synthesis procedure of crystalline carbon nanotube is immensely tough for which researchers are focused on amorphous carbon nanotube. Single layer MoS2 with direct band gap shows better semiconductor behavior such as photoluminescence, makes them more acceptable in optoelectronic applications in comparison with graphene, …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 21, Issue 3, 2019 · pp. 1–13 Read article
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Classical Physics versus Quantum Physics: An Overview
Abstract: Newtonian mechanics is the foundation of Classical Physics. Newton’s mechanics, Thermodynamics, Wave theory of Optics and Maxwell’s electromagnetic theory belong to regime of Classical Physics and can be used to explain a wide range of phenomena in the Universe at macroscopic scale. These theories fail spectacularly when applied to phenomena in the atomic and nuclear regime, for example, proton-atom scattering or the flow of electrons in a semiconductor. Quantum mechanics …
Published in OmniScience: A Multi-disciplinary Journal · Vol. 4, Issue 2, 2014 · pp. 36–42 Read article