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220 articles for “Spectroscopy”
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Synthesis And Application of Nano Zinc Oxide in Fabrication of Rubber Composites
Abstract: Nano zinc oxide (ZnO) has garnered significant attention in recent years due to its unique properties and potential applications in various fields. This paper discusses the synthesis of nano ZnO by precipitation method and characterizes them with various techniques such as X-ray diffraction (XRD), Scanning Electron Microscopy (SEM), and Fourier Transform Infra-Red (FTIR) Spectroscopy and explores its application in the preparation of rubber composites. These synthesized particles were measured to …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 1–10 Read article
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Comparative Assessment of Conversion Degree, Resin Tag Depth, and Mineral Deposition in Adhesive Resin Enhanced with Inorganic Nanofillers such as Cerium Dioxide and Tantalum Oxide Nanoparticles
Abstract: The World Health Organization (WHO) characterizes dental caries as the deterioration of tooth enamel resulting from acids generated by microbial activity on carbohydrates. Untreated dental caries can lead to pain, eating and sleeping difficulties, and systemic health issues, ultimately diminishing the quality-of-life Composite restorative materials moderately became one of the most used restorative materials for anterior restorations and also is used more extensively for restoring posterior teeth which are having …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 110–118 Read article
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Zn Doped CuO Nanoparticles for Increasing the Longevity of The Agricultural Products †
Abstract: Nanotechnology is an enabling technology at the service of mankind. Indeed, enhancing the long-term storage of agricultural products (post-harvest during transportation and storage) in general and apples and tomatoes, in particular, is a challenge. Zn-doped CuO is a proven nanomaterial with special ability to kill plant pathogens as well as a variety of microorganisms (bacteria, virus, and fungus). Much of the review is focused on the landmark papers published by …
Published in International Journal of Crystalline Materials · Vol. 1, Issue 1, 2024 · pp. 14–29 Read article
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Selected Heavy Metals Levels (Cu, Cr, Cd, Pb, Fe) in Gwadabawa Lake, Sokoto State, Nigeria
Abstract: The main aim of this work was to determine the concentrations of some heavy metals, specifically Cu, Cd, Pb, Cr and Fe in Gwadabawa lake, Gwadabawa Local Government, Sokoto State using standard methods (atomic absorption spectroscopy) and materials of analytical grade. The results were analyzed. The range of Fe concentration was 0.01 ± 0.001 to 1.37 ± 0.3(ppm), and range of Cu concentration determined was 0.00 to 0.02±0.008(ppm). The range …
Published in International Journal of Minerals · Vol. 1, Issue 1, 2024 · pp. 8–15 Read article
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Gelatin-EiO2 (Ei = Si/Ti/Zr) Based Mesoporous Nano-hybrids: Synthesis and Characterization
Abstract: The hybrid materials are mostly prepared by combining the organic or bio-organic part to the inorganic building blocks and are used in many applications. Gelatin as one of the main component of hybrid materials is an attractive option. It is biodegradable; biocompatible; non-toxic; bio-adhesive and contains many active groups such as –NH2, –COOH, in the biopolymer backbone makes these hybrid materials important in various technological applications. The synthesis of a …
Published in Journal of Materials & Metallurgical Engineering · Vol. 14, Issue 3, 2024 · pp. 30–58 Read article
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Experimental Study on the Wear Mechanisms of Cutting Tools in High-Performance Machining
Abstract: Because high-performance machining (HPM) may increase output and improve product quality, it is essential for modern production. The quick wear of cutting tools under high-stress circumstances, however, presents serious difficulties that affect surface smoothness, tool life, and cost-effectiveness. Through an analysis of the impacts of cutting speed, feed rate, tool material, and cooling techniques, this work explores the wear processes impacting cutting tools in HPM. Advanced spectroscopy and microscopy procedures …
Published in International Journal of Fracture Mechanics and Damage Science · Vol. 2, Issue 1, 2024 · pp. 9–14 Read article
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Orange Peels as Biosorbent for Heavy Metals and Its Application in Water Pollution Remediation Studies
Abstract: Ecosystems and public health are seriously threatened by heavy metal poisoning of water sources, which is growing. Heavy metal removal from wastewater using conventional technologies is either costly, ineffective, or results in secondary pollutants. In this regard, biosorption has become an affordable and environmentally beneficial substitute. The mitigation study of heavy metals from wastewater is crucial for the protection of the environment and human health. Efforts have been made to …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 14, Issue 3, 2024 · pp. 7–14 Read article
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Structural, Electrical and Optical Properties of RGO-Incorporated PVA Nanocomposites for UV Shielding Applications
Abstract: Polymer matrix-based nanocomposites reinforced with appropriate nanoparticles have the potential to exhibit improved electrical, optical and mechanical properties, as well as improved UV-shielding capabilities. These materials are currently being utilised for various commercial applications, such as window shields and automotive components. We prepared reduced graphene oxide (rGO)-incorporated polyvinyl alcohol (PVA) polymer nanocomposites employing a solution casting method. XRD and SEM results confirmed that the rGO nanosheets were dispersed well in …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 119–137 Read article
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Evaluation of Polysaccharide-Based Membranes for Transdermal Drug Delivery in Chronic Pain Management
Abstract: In order to improve treatment effectiveness and patient compliance, chronic pain management is still a major challenge in modern healthcare, requiring creative medication delivery methods. The potential of polysaccharide-based membranes for transdermal drug delivery is assessed in this work, with particular attention to chitosan, alginate, and hydroxypropyl methylcellulose (HPMC). Fourier-transform infrared spectroscopy (FTIR) and scanning electron microscopy (SEM) were two characterization techniques used to assess the membranes' physical and chemical …
Published in International Journal of Membranes · Vol. 1, Issue 2, 2024 · pp. 28–38 Read article
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Evaluation of Bio-Based Polymer Composites Containing Guava Leaf Extract for Antimicrobial Functionality
Abstract: This study explores the formulation of an herbal soap using guava leaf extract as a primary ingredient. Guava leaves are a rich source of biopolymers like pectin and cellulose, which may contribute to the binding properties in the soap. The antimicrobial activity of the soap was evaluated against common skin pathogens (Staphylococcus aureus, Trichoderma spp., Aspergillus spp.). The formulated soap exhibited inhibitory effects against all tested pathogens. The weight, foaming …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 875–880 Read article
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Biodegradation of Plastic Waste Using Various Fungal Isolates from Plastic-Polluted Sites in Meerut: Analysis of Polymers and Composites
Abstract: By isolating microorganisms from a dumpsite containing low-density polyethylene (LDPE), the potential for microbial decomposition of plastic waste was studied. Four different strains of Aspergillus niger (fungus) were identified and used to biodegrade plastic waste. The isolated fungal strains included Aspergillus niger, Alternaria, A. fumigatus, A. flavus, and A. luchuensis. Predominant fungal strains, Aspergillus niger and Alternaria, were selected for polyethylene degradation under laboratory conditions. In a controlled shaker culture, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 184–197 Read article
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Comparative Analysis of Polyethylene Terephthalate Based Blended Lean Mortar Mixes by Applying Mathematical Simulations and Regression Approach
Abstract: Currently, construction manufacturing units need an abundant number of non-renewable resources rising in the quarrying of natural strata, producing a disparity in our precious environment. Besides this, a plentiful amount of waste material like plastic waste in several forms such as solid, filler, etc., is generated gradually. Therefore, efficient sustainable disposal seemed like a threatening mission across the world. To mitigate the issue, in the present investigation, fine aggregate (sand) …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 60–70 Read article
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Structural and Optical Properties of Nanocomposites of Polyethylene Oxide Embedded with Nano-ZNO
Abstract: Polymer nanocomposites have attracted significant attention in recent years owing to their unique properties and potential applications in a variety of fields. In this study, PEO-ZnO nanocomposites were prepared with different wt.% (5, 10 and 15) nano-ZnO particles incorporated into PEO matrix by a solution casting method. Structural and Optical properties of PEO-ZnO nanocomposites were studied. X-ray diffraction (XRD) studies suggest the incorporation of ZnO NPs into PEO matrix. The …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 586–600 Read article
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Synthesis and Photoluminescence Dynamics of Europium (III) and Terbium (III) Co-doped of GdSrAl3O7 Color-Tunable Nanophosphors
Abstract: A series of Europium (III) and Terbium (III) co-doped GdSrAl3O7 color-tunable nanophosphors were synthesized by a simplistic, streamlined and self-propagating, urea-assisted solution combustion synthesis process. The structural and luminescence characteristics of synthesized Eu3+/Tb3+ co-doped Gadolinium Strontium Aluminate nanocrystalline phosphors were validated using powder X- ray diffraction (PXRD), scanning electron microscopy (SEM), transmission electron microscopy (TEM), energy dispersive X- ray analysis (EDAX), and photoluminescence spectra studies. The morphological studies revealed that …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 1069–1082 Read article
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Integrative Machine Learning Approaches for Predicting the Rheological Behaviour of Soft Magnetorheological Elastomers
Abstract: Magnetorheological Elastomers (MREs) are advanced composite materials known for their ability to alter mechanical properties under external magnetic fields, making them highly valuable in adaptive damping systems, vibration control, and smart devices. The accurate prediction of rheological behavior in soft MREs remains a significant challenge due to the complex interplay between material composition and magnetic fields. To address this challenge, this study employs a multi-pronged approach that integrates traditional material …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 1083–1096 Read article
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Recent Developments in Structural Genomics: Uncovering Cellular Functions
Abstract: Structural genomics has become a groundbreaking field for understanding cellular functions by revealing the three-dimensional structures of proteins and other biomolecules. This field combines advanced methods like X-ray crystallography, nuclear magnetic resonance spectroscopy, cryo-electron microscopy, and computational modeling to explore the molecular structure and behavior of cellular components. Recent advances have significantly accelerated the pace of structure determination, bolstered by high-throughput methods and artificial intelligence tools like AlphaFold. These developments …
Published in International Journal of Cell Biology and Cellular Functions · Vol. 2, Issue 2, 2024 · pp. 30–35 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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Composition and Structure of Oil Finishing Agent †
Abstract: Use of oil finishing agent is widely used in the process of production of carbon fibers to impart unusual and exceptional strength to the carbon fibers, the key load-bearing component, of the advanced materials, namely, carbon fiber reinforced composites (CFRPs). CFRPs are being widely used in the realm of aeronautics, astronautics, aeronautics, geonautics, sports equipment, and many more. However, quite often, much of the knowledge on the composition of oil …
Published in International Journal of Crystalline Materials · Vol. 2, Issue 1, 2025 · pp. 01–10 Read article
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Strategic Approaches to Sustainable Lithium Extraction: Advances in Technology, Resource Recovery, and Environmental Management
Abstract: Lithium, a critical mineral for modern technological advancements, is in high demand due to its role in the production of lithium-ion batteries, which power electric vehicles, portable electronics, and renewable energy storage solutions. This paper provides a comprehensive overview of lithium’s sources, including pegmatites, brine deposits, and sedimentary lithium minerals, while examining production, extraction methodologies, and challenges related to sustainability and environmental impact. Additionally, advancements in laser-induced breakdown spectroscopy (LIBS) …
Published in International Journal of Minerals · Vol. 1, Issue 2, 2024 · pp. 8–13 Read article
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Biomedical Applications of Green-Synthesized Cobalt Oxide Nanoparticles
Abstract: The biomedical potential of cobalt oxide nanoparticles (Co3O4 NPs) synthesized via green methods is gaining recognition due to their biocompatibility and multifunctionality. This article reviews the antibacterial and anticancer properties of Co3O4 NPs synthesized using Delonix regia leaf extract. Characterization techniques confirmed their nanoscale size and uniform morphology. The antibacterial assay against Escherichia coli revealed significant activity, attributed to enhanced permeability and interaction with bacterial membranes. These findings highlight the …
Published in Emerging Trends in Chemical Engineering · Vol. 12, Issue 1, 2025 · pp. 20–29 Read article