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297 articles for “fT”
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Green Synthesis and Functional Evaluation of Ag–Polypyrrole/TeO2 Nanocomposites for Advanced Electronic Applications
Abstract: Ag–PPy/TeO₂ nanocomposites with TeO₂ loadings ranging from 2% to 10% were synthesized using an in-situ chemical polymerization method. Green tea extract, rich in phytochemicals, acted as both a reducing and stabilizing agent to facilitate the formation of metal oxide nanoparticles. The structural and morphological characteristics of the nanocomposites were analyzed using FTIR, PXRD, and SEM techniques. FTIR confirmed the successful integration of Ag, TeO₂, and PPy functional groups. PXRD patterns …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 64–76 Read article
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Gamma Irradiation Effects on Structural and Optical Properties of PVA/Al₂O₃/TiC Polymer Nanocomposites for Optoelectronic Applications
Abstract: PVA/TiC/Al2O3 nanocomposite (PTA) films were successfully prepared via the solution casting method. The impact of high-dose gamma (γ) irradiation (30 kGy) on the structural and optical properties of PVA/TiC/Al2O3 nanocomposites was systematically explored using X-ray diffraction (XRD), Fourier-transform infrared spectroscopy (FTIR), scanning electron microscopy (SEM), and UV–Visible spectroscopy. XRD analysis confirmed the semi-crystalline nature of the nanocomposites, which was found to decrease upon incorporation of Al₂O₃ nanoparticles and exposure to …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 717–729 Read article
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Monitoring the Effectiveness of Water-Based Plants for the Inhibition of Metal
Abstract: The temperature performance profile of the plant extracts shows that inhibition efficiency increased with increasing temperature of the system until at about 323K at 9.00hrs immersion time where a decline in inhibition efficiency occurred implying the opposite at higher temperatures and longer immersion time. Corrosion rate parameters changed with rise in temperature and exposure – immersion time. Plots of rates of corrosion against the volume(s) of the test inhibitor(s) in …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 13, Issue 1, 2026 · pp. 37–46 Read article
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Self-Healing Polymeric Composites Reinforced with Green Synthesized Nanoparticles
Abstract: The development of sustainable self-healing polymeric materials is critical for enhancing durability and service life in advanced engineering applications. In this study, zinc oxide (ZnO), magnesium oxide (MgO), and ferric oxide (Fe₂O₃) nanoparticles were green-synthesized using Allium cepa extract and incorporated into epoxy-based polymeric composites to improve mechanical, thermal, and self-healing properties. This bio-based synthesis is eco-friendly and safe alternative to harsh chemical techniques, utilizing natural antioxidants to stabilize the …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 305–314 Read article
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High-Performance Polymer Composite Membranes for Selective Ion Transport in Advanced Energy Conversion Systems
Abstract: The development of high-performance Polymer Composite Membranes (PCM) with enhanced ion transport is essential for Polymer Electrolyte Membrane Fuel Cells (PEMFC). However, low-humidity conditions and filter agglomeration still limit long-term membrane stability. This research designs a functionalized PCM integrating cross-linked Poly (Vinyl Alcohol)/Poly (Ethylene Glycol) (PVA/PEG) matrix with sulfonic acid functional groups and Titanium Dioxide (TiO₂) nanofillers to improve selective ion transport under low-humidity conditions. Two types of PCM were …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 724–736 Read article
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Design, Synthesis, and in vitro Evaluation of Novel Benz/Imidazole-2-acetonitrile Derivatives as Antibacterial and Antifungal Agents
Abstract: Benzimidazole is a pharmaceutically important compound. In this research, we were able to prepare several heterocyclic derivatives from it by first preparing a new azo derivative ZH through a reaction of 3-aminoacetophenone with benzimidazole-2-acetonitrile. This azo derivative was then introduced via a condensation reaction with aromatic amine derivatives, resulting in the preparation of two Schiff base derivatives Z1 and Z2. From these bases, six and seven membered heterocyclic derivatives were …
Published in Emerging Trends in Chemical Engineering · Vol. 13, Issue 2, 2026 · pp. 53–87 Read article
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Synthesis, Characterization, and Thermogravimetric Analysis of Polylactic Acid-Based Bio-Adhesive for Industrial Applications
Abstract: This study investigated the synthesis, characterization, and thermogravimetric analysis of polylactic acid (PLA)-based bio-adhesives for industrial applications. The adhesive was synthesized using an emulsion polymerization method with varying compositions of PLA and vinyl acetate. The physicochemical, mechanical, and thermal properties of the synthesized adhesives were assessed through pH analysis, viscosity measurement, peel strength evaluation, tack tests, biodegradability investigations, Fourier Transform Infrared Spectroscopy (FTIR), Differential Scanning Calorimetry (DSC), and Thermogravimetric Analysis …
Published in Journal of Materials & Metallurgical Engineering · Vol. 16, Issue 2, 2026 · pp. 42–56 Read article
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Synthesis and Evaluation of MgO-Supported Activated Carbon for Carbon dioxide Capture
Abstract: Carbon dioxide (CO₂) capture has emerged as a critical strategy for mitigating greenhouse gas emissions and addressing global climate change. In this study, a series of MgO-supported activated carbon adsorbents containing 2, 4, 6, 8, and 10 wt% MgO were successfully synthesized using the impregnation method to evaluate their CO₂ adsorption performance. The structural, chemical, and surface properties of the prepared materials were characterized using powder X-ray diffraction (PXRD), Fourier-transform …
Published in Journal of Catalyst & Catalysis · Vol. 13, Issue 3, 2026 · pp. 53–57 Read article
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Doping of Cerium, Boron and Sulphur with ZnO Nanoparticles and their Impact on Lattice Parameters, Studied through UDM Model
Abstract: Un-doped and tri-doped ZnO nanoparticles were successfully synthesized by the simple sol-gel method. Tri-doped nanoparticles of ZnO were prepared by using Ce, B and S as a dopant in concentrations of 1, 2 and 4 wt% with respect to ZnO. The effect of Ce, B and S on the ZnO nanoparticles was investigated by using X-ray diffraction (XRD), transmission electron microscopy (TEM) and Fourier transform infrared (FTIR) techniques against particles …
Published in Emerging Trends in Chemical Engineering · Vol. 4, Issue 1, 2017 · pp. 21–28 Read article
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Synthesis of Isoamyl Acetate (Banana oil) Using Fly Ash Supported Nano Crystalline Solid Acid Catalyst
Abstract: A novel fly ash supported solid acid catalyst (HClO4/FA) has been synthesized by using F-type fly ash and HClO4 as precursor. The variation of surface and physicochemical properties of the fly ash by activation methods resulted in improved acidity and therefore, catalytic activity for acid catalyzed esterification reactions. The HClO4/FA catalyst was characterized by XRF, XRD, FT-IR, SEM and BET surface area. The catalytic performance of HClO4/FA catalyst was evaluated …
Published in Journal of Catalyst & Catalysis · Vol. 4, Issue 2, 2017 · pp. 1–8 Read article
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Sulfated Zirconia Catalyzed Biodiesel Production from Acid Oil Containing High Free Fatty Acids
Abstract: Biodiesel fuel has shown great promise as an alternative to petro-diesel fuel. Biodiesel production is widely conducted through esterification and transesterification reaction, catalyzed by homogeneous or heterogeneous catalysts. In the present endeavour, sulphated zirconia has been prepared using microwave method and characterized by using XRD, FT-IR, BET surface area, SEM and acidity measurement. The utility of synthesized catalyst is demonstrated in catalytic biodiesel production from acid oil feed stock. The …
Published in Journal of Catalyst & Catalysis · Vol. 4, Issue 2, 2017 · pp. 35–45 Read article
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Synthesis of Biodiesel from Biowaste/Vegetable Oil by Using Heterogeneous Nano-Catalyst
Abstract: This paper presents preparation of heterogeneous nanocatalyst (NaOH/ZnO-Li2CO3) for biodiesel synthesis from biowaste/vegetable oil by transesterification. Transesterification is an important reaction that produces fatty acid methyl esters which are excellent substitutes for diesel fuel. Biodiesel production by using nanocatalyst is one of important approaches in the biofuel research. The optimization of transesterification reaction is affected by the catalyst type, reaction temperature, reaction time, methanol to biowaste/oil ratio. The analysis of …
Published in Journal of Catalyst & Catalysis · Vol. 4, Issue 1, 2017 · pp. 11–23 Read article
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An Efficient Synthesis of Annulated Novel Dihydropyridine Derivatives using Zeolite H-BEA and Zeolite BEA-SO3H
Abstract: Modified zeolite (zeolite BEA-SO3H) was synthesized with intent to improve the surface area and Si/Al ratio by loading chlorosulphonic acid onto zeolite H-BEA. Parent and modified zeolite were characterized by variety of characterization techniques such as, ICP, FT-IR, XRD, TGA, NH3-TPD,BET surface area, etc. The catalytic applications of parent and modified zeolite H-BEA were demonstrated through the synthesis of novel quinoline and benzoquinoline substituted dihydropyridines (DHPs) via one pot Hantzsch …
Published in Journal of Catalyst & Catalysis · Vol. 1, Issue 2, 2014 · pp. 1–12 Read article
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Effective Removal of Widely Applicable Pesticides Using Iron Pillared Clay (Fe/Bt): Adsorption Behaviour and Kinetics
Abstract: The vast application of pesticides for agricultural purpose to enhance adequate plant growth is quite alarming, with its negative environmental influence increasing every day. The current study investigates the potential of iron pillared bentonite (Fe/Bt) for effective removal of three different widely applicable pesticides (Glyphosate, Bentazon and Diazinon) in aqueous solution. This adsorbent has been characterized ab initio by FT-IR spectroscopy. Adsorption parameters such as contact time, initial pesticide concentration …
Published in Journal of Catalyst & Catalysis · Vol. 10, Issue 1, 2023 · pp. 10–20 Read article
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Development of High-Strength Geopolymer Concrete
Abstract: Pollution in cement production is a major environmental issue throughout the world. Geopolymer concrete is an alternate cement as well as environment-friendly material in construction field. It is also used as an alternative for ordinary Portland cement because of no emission of greenhouse gas CO2. The current limitation in geopolymer concrete has been applied in precast members. The geopolymer concrete is prepared by using fly ash, ground granulated blast furnace …
Published in Journal of Construction Engineering, Technology & Management · Vol. 4, Issue 1, 2014 · pp. 8–13 Read article
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Consequence Analysis, Vulnerability Mapping and Fuzzy Fault Tree Analysis for a Better Disaster Management in and Around Chemical Industrial Areas
Abstract: Chemical industries are prone to hazards like fire, explosion and toxic gas releases. Qualitative and quantitative hazard analyses are essential for the identification and quantification of the hazards associated with chemical industries. This study presents the results of a consequence analysis carried out to assess the damage potential of the hazardous material storages in an industrial area of central Kerala, India. These results are used for the estimation of individual …
Published in Journal of Industrial Safety Engineering · Vol. 1, Issue 1, 2014 · pp. 12–18 Read article
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Reliability Analysis using Fault Tree Criterion: A Case Study of Inlet Guide Valve of Centrifugal Air Compressor
Abstract: Inlet guide valves (IGVs) are one of the most important components in centrifugal air compressors. Evaluating and analyzing the workings and potential failures of IGV ensures efficient working of centrifugal air compressor by eliminating the potential failure modes. Also, analyzing the risk of the component helps in ensuring reliability and safety, which can in turn ensure higher availability and utilization of the system as a whole. Reliability of IGV will …
Published in Journal of Industrial Safety Engineering · Vol. 1, Issue 2, 2014 · pp. 7–12 Read article
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Chemical Synthesis of Zinc Oxide Nanoparticles and Characterization
Abstract: Chemical precipitation method was followed to synthesize zinc oxide nanoparticles. Zinc acetate and ethylene glycol were used in the preparation, and polyvinyl alcohol was also used along with zinc acetate to control the size and morphology. The precipitated particles were subjected to oxidation. The ZnO nanoparticles were characterized by analytical methods like XRD, FTIR, DLS, AFM, SEM and TEM. ZnO nanoparticles had crystal-like structures with size range of 6.17 to …
Published in Journal of Materials & Metallurgical Engineering · Vol. 3, Issue 2, 2013 · pp. 14–20 Read article
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Synthesis and Characterization of Green Synthesized Iron Nano Particle (GInP) Using Eucalyptus globulus for Lead Removal
Abstract: The application of green synthesized iron nanoparticle for the removal of lead is researched in this study. The FT-IR and XRD results reveal that a nanoparticle with 80 nm size could be synthesized using Eucalyptus globulus leaf extract. The specific surface area of the nanoparticle was found to be 59 m2/g. The lead removal capability of the green synthesized iron nanoparticle (GInP) was investigated for lead concentration ranging from 50–250 …
Published in Journal of Materials & Metallurgical Engineering · Vol. 10, Issue 3, 2020 · pp. 20–25 Read article
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Determination of Heavy Metals in Soil Samples in the Vicinity of Liquid Natural Gas Project, Shabwah Governorate, Yemen
Abstract: The present work aimed to determine the contaminants in soils resulting from or deposited due to emissions that come from natural gas in the area of Balhaf which is an LNG project in Republic of Yemen. Total of 8 surface soil samples were collected at depth of approximately (0–10 cm) from two sites which has different distances from the natural gas liquefaction project, took 4 samples from first site. The …
Published in Journal of Materials & Metallurgical Engineering · Vol. 12, Issue 1, 2022 · pp. 67–76 Read article