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1969 articles for “conduction” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Investigation of Dielectric Properties of Lead-Free BaTiO3 Ceramic at Different Sintering Temperatures
Abstract: In the present study, Barium titanate (BaTiO3) was produced using the conventional solid-state sintering technique at three distinct sintering temperatures: 1000, 1100, and 1200°C. It was confirmed by the X-ray diffraction pattern that the perovskite phase was formed without secondary peaks and that the presence of the tetragonal phase was observed near room temperature. Upon conducting a frequency- dependent dielectric study, it was found that ceramic sintered at 1100°C exhibited …
Published in Recent Trends in Fluid Mechanics · Vol. 12, Issue 1, 2025 · pp. 23–30 Read article
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Development of A Gyratory Bladed Grinding Machine for Ripe Plantain Processing
Abstract: The processing of ripe plantains faces significant challenges, including inefficient grinding and mortar pasting methods, inconsistent paste quality, and maintenance difficulties with existing equipment. This paper presents the development of a gyratory bladed grinding machine specifically for ripe plantain processing. SOLIDWORKS CAD software was applied to create the machine's CAD, or computer-aided design, model. The design analysis of the machine components was conducted, and appropriate materials were selected to accommodate …
Published in International Journal of Industrial and Product Design Engineering · Vol. 2, Issue 2, 2024 · pp. 29–37 Read article
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Signal Feature Extraction and Machine Learning Techniques for Human Activity Recognition
Abstract: Human Activity Recognition (HAR) has emerged as a critical field of study with diverse applications in healthcare, fitness tracking, smart homes, and human-computer interaction. The aim of this research is to create an efficient HAR system through advanced techniques characterized by signal feature extraction and machine learning algorithms. The MEMS sensors are used appropriately during data mining to extract time-domain, frequency-domain, and statistical features, which are subsequently passed to the …
Published in Journal of Mobile Computing, Communications & Mobile Networks · Vol. 12, Issue 1, 2025 · pp. 24–41 Read article
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Comparison of High and Low Temperature Properties of Dual Modified Asphalt Binders with Polyphosphoric Acid and Polymer Modified Bitumen using Rheological Tests
Abstract: The main objective of this study was to investigate the properties of asphalt binder mixtures at both high and low temperatures. To achieve this, two types of admixtures were selected and combined, resulting in a technology known as dual modified asphalt binders. Extreme temperatures during summer and winter can lead to significant issues such as cracking and rutting in asphalt binder pavement. In order to address these problems, a comprehensive …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 23–34 Read article
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Development And Examination of a Composite Material Reinforced with Natural Bamboo Fiber
Abstract: This work provides a novel replacement for fiber-reinforced polymers (FRP) by integrating bamboo fibers into an epoxy matrix. Numerous studies are being conducted in this area to reach the intended standard. This composite exhibits a strong resemblance to synthetic fiber-based composites. This is mainly because to the benefits, which include low cost, biodegradable qualities, easy availability, non-toxicity, non-abrasiveness, and light weight. The representation used for the BFRP was a single …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 417–425 Read article
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Effect of Water Absorption on the Mechanical Properties of Oil Palm Empty Fruit Bunch (OPEFB) Reinforced Polymer Composite
Abstract: Natural fibres are progressively picking up attention as their applications are diversified into multiple industries which includes the automotive industry where lightweight materials are of utmost importance. The demand for natural fibre reinforced polymer matrix composites was nevermore as predominant as it is today. Oil palm empty fruit bunch (OPEFB) fibres are natural fibres and contribute to an eco-friendlier substitute when compared to synthetic fibres. These fibres are obtainable in …
Published in Journal of Materials & Metallurgical Engineering · Vol. 15, Issue 1, 2025 · pp. 11–26 Read article
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Water Hyacinth (Eichhornia crassipes) as Phytoremediator of Abattoir Contaminated Effluents
Abstract: The abattoir industry provided meat for more than 170 million Nigerians and job opportunities for teeming population. It has also been categorized as one of the industries responsible for major pollution of soil and water resources. The aim of this study was to analyze the pollutants present in the effluents from the selected abattoir and evaluate the effectiveness of water hyacinth (Eichhornia crassipes) in removing these pollutants. The experiment was …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 16, Issue 1, 2025 · pp. 1–08 Read article
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Optimization Of Mechanical Properties Of 500/7 Grade Ductile Cast Iron (DCI) By Using SMAW: Applications In Reinforced Composites And Thermoplastics Through Taguchi & GRA
Abstract: Welding, a critical manufacturing process, is broadly engaged to join metals and thermoplastics using heat, pressure, or both. This study inspects the Shielded Metal Arc Welding (SMAW) method to optimize welding parameters and improve the mechanical properties of Ductile Cast Iron (DCI) grade 500/7, a material widely used in high-strength and thermal conductivity applications in aerospace and automotive sectors. Using an L9 OA (orthogonal array), experiments were conducted on nine …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 204–222 Read article
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Synthesis and Characterization of Sustainable, Low-Cost, Biomass-Derived Carbon Films from Hevea Brasiliensis (Rubber) Wood for Environmentally Friendly Gas Sensors with Enhanced Selectivity and Sensitivity to Polar Vapors and Hazardous Gases
Abstract: Hevea brasiliensis (rubber) wood sawdust was utilized to fabricate carbon gas sensors for detecting 1000 ppm of ethanol, methanol, acetone, carbon dioxide, and ammonia gases. The carbon particles were prepared by phosphoric acid impregnation followed by thermal activation and then fabricated into films on conductive and non-conductive substrates using the doctor blade method. X-ray diffraction (XRD) analysis revealed distinct graphitic features with peaks at the (002) and (100) planes, indicating …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 12, Issue 1, 2025 · pp. 22–36 Read article
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Au@Sio2@PVP-DCMD Membranes: A Breakthrough in Heavy Metal Removal and Antibacterial Defense
Abstract: This study investigates the development and characterization of multifunctional gold-doped silica (Au@SiO₂) membranes for water distillation and antibacterial applications. The manufacturing process integrated gold nanoparticles into silica matrices using sol-gel techniques. Structural analysis was conducted using SEM (showing uniform pore distribution with an average pore size of 40-50 nm), FTIR (confirming Si-O-Si and Si-Au-Si bonding peaks at 525 cm⁻¹ and 1310 cm⁻¹ respectively), EDX (revealing gold nanoparticle content of 1.5 …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 13–27 Read article
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Failure Analysis of Hybrid Natural/Synthetic Fiber Composite Laminates in The Application of Hybrid Composite Pressure Vessel
Abstract: Composite laminates are frequently utilized in multiple sectors. The growing complexity of composites in aircraft applications necessitates hybridization of these materials. These hybrid laminates consist the combination of one natural fiber and two selected synthetic fibers. This work investigates three different six-layer hybrid composite laminate combinations: Jute2/Carbon2/Jute2, Jute2/Glass2/Jute2, and Carbon2/Glass2/Carbon2, with helix angles of 0° and 90° and a volume fraction of 50% fiber content. Each specimen is fabricated utilizing …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 85–98 Read article
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Behavior of Surface Polaritons on Cylindrical Semiconducting Materials at Nanoscale with Radius Dependence Frequency
Abstract: Surface plasmon resonance (SPR) is a physical property of the surface to investigate the important properties of optical behaviors for nanomaterial and biomaterial. It involves the excitation of electrons within a thin metal sheet by incident light at a specific angle, prompting them to propagate parallel to the surface. This sensitivity to external factors, such as changes in the refractive index of the surrounding medium due to molecular adsorption, underscores …
Published in Research & Reviews : Journal of Physics · Vol. 13, Issue 2, 2024 · pp. 1–7 Read article
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The Effects of Physiochemical Parameters and Microbial Counts on Metal Coupons Corrosions in Freshwater Environment at Different Water Depths
Abstract: The effect of water quality on metal coupon corrosion was investigated at the New Calabar River in Choba. The study examined metal corrosion rates at five different depths: 30 cm, 60 cm, 90 cm, 120 cm, and 150 cm in a freshwater environment. Water samples were collected at each depth and analyzed for physicochemical and microbial parameters to understand their impact on metal degradation. Key parameters measured included pH, Electrical …
Published in Journal of Water Pollution & Purification Research · Vol. 12, Issue 2, 2025 · pp. 31–51 Read article
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The Concept of Guillain-Barré Syndrome (GBS) in Unani Medicine and the Potential Role of Unani Pharmacology in Its Management
Abstract: Introduction: Guillain–Barré Syndrome (GBS) is an autoimmune neurological disorder characterized by progressive muscle weakness and paralysis due to immune-mediated damage to the peripheral nervous system. Conventional treatments focus on immunotherapy and supportive care, but alternative approaches, such as Unani Medicine offer promising holistic management strategies. Unani Medicine attributes GBS to humoral imbalance, particularly an excess of Balgham (Phlegm) affecting nerve function, leading to weakness and dysfunction. Objective: This study aims …
Published in Journal of AYUSH: Ayurveda, Yoga, Unani, Siddha and Homeopathy · Vol. 14, Issue 2, 2025 · pp. 32–52 Read article
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Numerical Study of Natural Convection Heat Transfer in Porous Particles Through Composite Filters
Abstract: The study of heat transmission through porous materials within the confines of reactor configurations stands as a pivotal realm of inquiry in the realms of engineering and the applied sciences, possessing wide-ranging applications spanning from soil mechanics to the refinement of heat exchange systems. Porous substances, distinguished by their interconnected voids or interstices, present an array of reactor forms that profoundly shape the flow of fluids and the conveyance of …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 268–279 Read article
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Enhancing Thermal and Mechanical Performance of Polymer-Based Phase Change Materials with Graphite Nanoplatelets: A High-Efficiency Approach for Energy Storage Applications
Abstract: This study explores the performance enhancement and characterization of polymer-based phase change material (PCM) composites reinforced with graphite nanoplatelets (GNPs) for thermal management applications. The integration of GNPs significantly improved thermal conductivity, which increased from 0.38 W/m·K in pure PCM to 2.60 W/m·K with 10 wt% GNPs, marking a 580% improvement. Differential Scanning Calorimetry (DSC) analysis revealed a reduction in latent heat capacity from 180 J/g to 150 J/g—approximately 16.7%—attributed …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 150–162 Read article
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Adaptation of Finger Millet (Eleusine coracana) Varieties in Southern Ethiopia
Abstract: Finger millet (Eleusine coracana) is one of the cereal food and feed crops grown in Ethiopia. The crop is considered a low input crop. Unavailability of improved varieties was realized as one of the major production constraints at all potential areas in southern Ethiopia. The present study was conducted with an objective to identify the adaptive, preferred and better yielding finger millet varieties for further demonstration and pre-scale up. The …
Published in Research & Reviews : Journal of Botany · Vol. 14, Issue 2, 2025 · pp. 1–5 Read article
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Experimental Investigations of EDM Parameters on Machining Square Blind Holes in Maraging Steels
Abstract: Square blind holes have certain qualities that make them useful in fields where accuracy and efficiency are crucial, like aerospace, automotive, molding, and general manufacturing industries where structural integration is required in precise assembly. It is challenging to machine square blind holes with traditional machining due to geometrical complexity as precision is required for sharp corners which is difficult to get at the corners due to tool wear. Electrical discharge …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 390–397 Read article
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Biochar-Filled Soy Protein Composites: Evaluating Thermal and Mechanical Properties for Sustainable Polymer Applications
Abstract: The growing demand for environmentally sustainable and biodegradable materials has intensified interest in alternative solutions for thermal insulation. This study explores the development of composite materials using mango seed shell biochar (MSSB) and soy protein isolate (SPI) as a biodegradable matrix-filler system. Mango seed shells, an abundant agro-industrial waste, were subjected to pyrolysis at 500°C for 2 hours to produce biochar. The resulting MSSB was incorporated into SPI with glycerol …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 60–71 Read article
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Social Media Usage Among Youth in Punjab: Platform Preferences, Usage Habits, and Academic Impact
Abstract: Background: The role of social media in daily life and communication activities continues to grow, especially among young people. Given the shift towards more social interaction and engagement online, it is important to look at the preferences of the platforms, their habits of usage, and how they relate with academic engagement. This research study analyzes the social media utilization patterns of youth residing in Punjab, India with the aim of …
Published in Journal of Communication Engineering & Systems · Vol. 15, Issue 2, 2025 · pp. 21–30 Read article