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1562 articles for “X.509”
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In-Situ Polymerized GO/PANI Composites: Structural Evolution, Optical Modulation, and NH₃ Sensing at Room Temperature
Abstract: Graphene oxide (GO)/polyaniline (PANI) composites with varying PANI contents (20, 40, and 60 wt%) were synthesized via in-situ oxidative polymerization and systematically investigated for their structural, morphological, optical, and gas-sensing properties. X-ray diffraction (XRD) confirmed a progressive increase in interlayer spacing and partial exfoliation of GO layers with increasing PANI content, indicating intercalation-assisted hybridization. Fourier transform infrared (FTIR) spectroscopy revealed the characteristic vibrational bands of both constituents and confirmed strong …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 · pp. 509–525 Read article
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Synthesis and Characterization of Bamboo-Supported Nano Zerovalent Iron (NZVI-AB) for Cr(VI) Sequestration
Abstract: Remediation of chromium contaminated sites present both technological and economic challenges, as conventional methods are often too expensive and difficult to operate. In this study, bamboo supported Zero-valent iron (Fe0) nanoparticles were synthesized, characterized, and were tested for removal of Cr(VI). Fe0 nanoparticles were synthesized by the reduction of ferric chloride with avocado polyphenols and characterized by FTIR (Fourier transform infrared) spectroscopy and XRD (X-ray diffraction). Batch experiments were performed …
Published in Journal of Materials & Metallurgical Engineering · Vol. 10, Issue 3, 2020 · pp. 1–7 Read article
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Effects of Composition on Structure & Mechanical Property of TiAl Based Intermetallic Compounds
Abstract: The effects of Al content and ternary additions such as Mo, V and Si in as cast g based alloys made by plasma arc melting on solidification structures and mechanical properties were studied. The Columnar g /a2 lamellar structures in Al-lean alloys due to primary a solidification had higher room temperature fracture strength and strain than g phase structures through the reaction of L + a = g in Al-rich …
Published in Journal of Materials & Metallurgical Engineering · Vol. 11, Issue 3, 2021 · pp. 1–10 Read article
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Preparation and Charactrization of lead free piezoelectric ceramic/PVA polymer composites
Abstract: Sodium potassium niobate (Na0.5K0.5 NbO3 ) ceramic was prepared through conventional solid state reaction using AR grade NaNO3, KNO3 and Nb2O5 in stochiometric ratio. Poly vinyl alcohol (PVA) polymer - sodium potassium niobate composite films were prepared by solution casting method by changing the blend ratio of PVA / Na0.5K0.5NbO3. The prepared samples in the form of films were characterized by powder X-ray diffraction. The XRD studies revealed the presence …
Published in Journal of Polymer & Composites · Vol. 6, Issue 1, 2018 · pp. 1–8 Read article
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Influence of Bi2O3 on Physical, Optical and gamma radiation Properties of BaO-Bi2O3-B2O3-CuO and BaO-Bi2O3-B2O3-Fe2O3 glasses
Abstract: In this present work glasses with chemical composition 30BaO-XBi2O3-(69-X)B2O3-1CuO and 30BaO-XBi2O3-(69-X)B2O3-1Fe2O3 (X = 0, 5, 10, 15, 20 and 25 mole%) have been prepared and labeled as BBBC and BBBF series, respectively. Traditional quenching method was employed for making these samples. XRD diffractograms confirmed that the materials were amorphous. Physical, optical and structural properties were studied with the influence of Bi2O3 concentration. The density of both BBBC and BBBF series …
Published in Journal of Polymer & Composites · Vol. 10, Issue 1, 2022 · pp. 20–31 Read article
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Synthesis and Characterization of Al-Mg-Si Alloy based Hybrid Composite Reinforced with SiC and Graphite
Abstract: The present work is carried out to investigate the mechanical properties of Al-Mg-Si alloy matrix based hybrid metal matrix composites (MMCs) using stir casting method owing to its popularity and large scale productions. SiC and graphite reinforcements were added each with 1%, 2%, 3% and 4% respectively to fabricate four composites specimens. X-ray diffractometer and scanning electron microscope were used for phase identification and microstructure characterization (SEM). Density, hardness, compressive …
Published in Journal of Polymer & Composites · Vol. 10, Issue 3, 2022 · pp. 9–19 Read article
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Enhancing Concrete Strength: Investigating the Impact of Glass Fines on Mechanical Properties
Abstract: The global emission of CO2 from cement industries poses a significant environmental challenge, being a primary contributor to environmental issues. Numerous researchers have explored alternative cementitious materials to formulate robust and long-lasting concrete. This study focuses on utilizing waste glass powder (GlP), derived from rejected soda-lime glass bottles collected from various sources, for experimental purposes. The laboratory experiments investigate the behavior of concrete incorporating glass as a partial substitute for …
Published in Recent Trends in Civil Engineering & Technology · Vol. 13, Issue 3, 2023 · pp. 15–23 Read article
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Standardization of Rakta-Akika Bhasma and Pisthi: An Ayurvedic Formulation
Abstract: Background: Standardization of the classically prepared medicines is a must apart from other organoleptic tests as mentioned in the ancient text. Rakta Akika Bhasma (RAB) and Pishti (RAP) is a traditional Ayurvedic preparation for Hridaroga (Cardiac disease), Shiroroga (headache due to vitiated Dosha), Kasa (cough), Raktaja Vikara (bleeding disorders) and many more. Aim: The present research work was conducted to analyze raw and processed Rakta Akika Bhasma and Pishti for …
Published in Research and Reviews : A Journal of Ayurvedic Science, Yoga and Naturopathy · Vol. 10, Issue 2, 2023 · pp. 28–39 Read article
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A Study on Chemical Composition in Temperature Sensor
Abstract: As the demand for precision thermal monitoring in extreme environments – such as aerospace propulsion systems and micro-electromechanical systems (MEMS) – continues to escalate, the chemical stability of temperature sensing elements has become a critical focal point. This study investigates the correlation between the chemical composition of thin-film resistance temperature detectors (RTDs) and their operational longevity under thermal cycling. By employing X-ray Photoelectron Spectroscopy (XPS) and Energy-Dispersive X-ray Spectroscopy (EDS), …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 16, Issue 2, 2026 · pp. 1–7 Read article
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A Proposed Hybrid Spatial Indexing: QX Tree
Abstract: Out of different spatial indexing structures available for accessing spatial data, none of them is suitable for high dimensions. This is because the performance of the spatial indexing structures become poorer with the increase in dimension. Thus there is a need for a better spatial indexing structure for the same. Here we have proposed a hybrid indexing structure by combining the Quad Tree and X Tree. We have considered the …
Published in Recent Trends in Programming languages · Vol. 2, Issue 1, 2015 · pp. 23–27 Read article
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Fabrication of Nanocrystalline Fe2Mn2Ni2Zn2O11 at Different Calcination Temperatures and Its Analysis
Abstract: The superconducting nanocrystalline ceramic powder Fe2Mn2Ni2Zn2O11 was designed and fabricated by a high-temperature special furnace. In the area of ceramic superconductors, particle size is an important factor. Here the authors analyzed the particle size and strain of the nanocrystalline ceramic super conducting material. The sample was analyzed by X-ray Diffraction (XRD), particle size determination, SEM and EDX. The comparison of XRD results with JCPDS files confirmed the orthorhombic structure of …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 16, Issue 3, 2014 · pp. 8–15 Read article
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Study of Microstructural and Mechanical Properties of YSZ and YSZ/Al2O3 Nanopowders Synthesized by Solution Combustion Method
Abstract: AbstractIn the present work different compositions of nanocrystalline tetragonal zirconia stabilized with yttrium oxide (YSZ) have been produced by solution combustion route. Same compositions of YSZ with alumina doping have also been prepared by similar method. The nanopowders obtained are characterized by various characterization techniques like XRD, FTIR, SEM and Wilson Hardness testing techniques. XRD and FTIR analysis confirmed the tetragonal phase of calcined YSZ sample. The particle sizes are …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 19, Issue 2, 2017 · pp. 8–17 Read article
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Preparation and Characterization of Lanthanum Doped Calcium Aluminate Nanophosphor (CaAl2O4: La) by Sol-Gel Method
Abstract: Abstract Lanthanum doped calcium aluminate nanophosphor (CaAl2O4: La) was prepared by sol-gel method. Characterizations such as XRD, SEM, EDAX and PL were done. Monoclinic structure was confirmed by the XRD analysis; the particle size was found to be 27 nm and is determined by (Williamson and Hall plot) W-H plot method. It shows that the particles were of small granular structure, and were interlinked with each other, lead to the …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 6, Issue 1, 2016 · pp. 24–28 Read article
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A Benign Route for the Synthesis of MgO Nanoparticles and Their Antifungal Activity
Abstract: Magnesium oxide nanoparticles (MgO NP’s) with particle size 50±10 nm were prepared by hydrothermal method and further characterized by X-ray Diffractometry (XRD) and high resolution field emission scanning electron microscopy (FESEM). The prepared MgO NP’s were also evaluated for their antifungal activity against Trichothecium roseum, Cladosporium herbarum, and Alternaria alternata. The antifungal activity of the synthesized nanoparticles against the selected fungi was assessed as reduction in spore germination and by …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 23, Issue 3, 2021 · pp. 37–44 Read article
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Design and Simulation of Low-power, High-speed Effective Area Mux Based One-bit Full Adder Using CMOS Technology
Abstract: Our findings reveal a novel kind of circuit capable of performing both XOR and XNOR operations in parallel. Power dissipation and delay are both greatly reduced in the proposed circuits due to their low output capacitance as well as minimal short-circuit power dissipation. We show six new hybrid 1-bit full-adder (FA) circuits that take use of the XOR-XNOR or XOR/XNOR gates' special full-swing function. Each potential circuit layout has both …
Published in International Journal of VLSI Circuit Design & Technology · Vol. 1, Issue 1, 2023 · pp. 25–33 Read article
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Investigation of Mechanical Properties in Ductile Iron with Alloyed and Unalloyed at Time and Temperature on Austempering
Abstract: Due to the combination of its numerous excellent mechanical qualities, the flexible iron has been used more and more since its invention in 1948. To develop significantly improved characteristics, the unnecessary investigation is being done. The most recent development in the field of flexible iron, or SG iron, is Austempererd malleable iron. At four different temperatures, two different types of spheroidal graphite (SG) cast iron samples with varying copper weight …
Published in Journal of Polymer & Composites · Vol. 11, Issue 9, 2023 · pp. 1–9 Read article
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EFFECT OF CALCINATION CONDITION AND COOLING METHOD ON REACTIVITY OF LIME SLUDGE
Abstract: In this Experimental Study, Raw Lime sludge from the Paper industry was characterized by XRD and TGA techniques. Lime Sludge was calcined for a temperature range of 550–7500C for 2 h and cooled by air cooling. The effect of calcination temperature on the reactivity of resultant Sludge was investigated by various indirect and direct methods of pozzolanic activity assessment such as the Strength Activity Test(SAI), Lime reactivity test, XRD, TGA, …
Published in Journal of Polymer & Composites · Vol. 11, Issue 10, 2023 · pp. 36–48 Read article
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Aerodynamic Analysis of Bio-inspired Wing with Adaptive Aspect Ratio
Abstract: The bio-inspired morphing wing is a futuristic concept in the aviation field that draws inspiration from birds and insects. Drawing inspiration from the exceptional flight capabilities of birds and insects, the goal is to develop a wing design that can adapt its aspect ratio, similar to nature. By incorporating the adaptive aspect ratio capabilities into the wing configuration, it becomes possible to optimize the wing's aerodynamic performance to adapt wide …
Published in Journal of Polymer & Composites · Vol. 11, Issue 13, 2023 · pp. 143–153 Read article
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Influence of Agitation and Static Cultivation on Physicochemical Characteristics of Bacterial Cellulose Produced by Gluconacetobacterliquefaciens MTCC 3135
Abstract: Bacterial cellulose (BC) a with applications spanning biomedical, food, paper, electronics, and diverse industrial processes. Its unique properties include high purity, biocompatibility, and flexibility. BC is a versatile natural biopolymeric material, secreted by certain acetic acid bacteria. BC has numerous benefits over plant cellulose due to distinctive features, e.g., higher polymerization degree and purity, superior crystalline structure, water retention, biocompatibility, and biodegradability, which make BC a valuable material in creating …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 14, Issue 2, 2024 · pp. 1–11 Read article
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Synthesis and Functional Group Analysis of Solution Processed Zinc Oxide Thin Film Grown on Polyethylene Terephthalate
Abstract: Flexible electronics field is growing every day. Existing technology is facing issues like brittleness, toxicity, inadequacy. Fabrication cost increases in processing of such materials. In this work, zinc oxide nanoparticles synthesized by solution processing technique were used to grow 120nm thick thin film (TF) on Polyethylene terephthalate (PET). This method reduces the processing cost and Zinc Oxide (ZnO) is cheaper and abundant in comparison to other semiconductors option. Material was …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 56–66 Read article