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171 articles for “phase composition”
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Spin Coated Polyvinylidene Difluoride / Ionic Liquid Nanocomposite Thin Films with Enhanced Dielectric and Piezoelectric Properties
Abstract: This study introduces a novel approach to enhance the piezoelectric and dielectric properties of polyvinylidene difluoride (PVDF) by incorporating 1-butyl-3-methylimidazolium tetrafluoroborate ([BMIM][BF₄]) ionic liquid via a spin-coating method— a processing route that has been rarely reported for PVDF/ionic liquid composites. Structural and morphological analyses using X-ray diffraction (XRD), Raman spectroscopy, Fourier-transform infrared spectroscopy (FTIR), and scanning electron microscopy (SEM) confirm the successful integration of [BMIM][BF₄] into the PVDF matrix. The …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1190–1204 Read article
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Comparison of RSM and ANN Modeling Approaches in Predicting the Laser Phase Transformation Hardening Parameters on the Heat Input and Hardened-Bead Profile Quality of Unalloyed Titanium
Abstract: In the present work, laser transformation hardening (LTH) of unalloyed titanium, nearer to ASTM Grade 3 of chemical composition was investigated using CW 2kW, Nd: YAG laser. The laser process variables such as laser power, scanning speed, and focused position play a major role in deciding the laser hardened bead quality. Two methods, Response Surface Methodology (RSM) and Artificial Neural Network (ANN) were used to predict the heat input and …
Published in Journal of Materials & Metallurgical Engineering · Vol. 5, Issue 1, 2015 · pp. 36–59 Read article
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Comparative Investigation on Mechanical Properties of AMCs Fabricated through Liquid and Solid-State Fabrication Process
Abstract: This current research work is primarily focused on comparative experimental study on effect of two distinct fabrication process routes i.e. liquid state and solid state process and their corresponding parameters on microstructure and micro-hardness properties of Aluminium matrix composites (AMCs). In this work, AMCs were fabricated by reinforcing Al2O3 powder materials of 5, 10 and 15 wt.% into pure Aluminum (Al) matrix phase through two distinct processes; liquid state (stir …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 202–215 Read article
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Microbially Modified Sustainable Cementitious Composites Using Industrial Ash Fillers
Abstract: The growing demand for sustainable, durable construction materials has driven the development of bio-engineered cementitious composites incorporating industrial by-products and self-healing mechanisms. This study investigates a microbially modified cementitious composite that integrates industrial ash fillers with bacteria-based self-healing technology to enhance mechanical performance and microstructural integrity while reducing cement consumption. Cement was partially replaced with industrial ash at 20%, 30%, and 40% replacement levels, and a uratolytic bacterial strain (Bacillus …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 331–350 Read article
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Effect of ZrO2 nanoparticles on Electrical conductivity of PVA/PVP polymer blend doped with ammonium iodide
Abstract: This work reports the properties of solid polymer electrolyte films obtained via incorporating varying amounts of ZrO2 nanoparticles into the PVA/PVP polymer blend with ammonium iodide salt. Material synthesis was done by the solution casting technique. Frequency dependent impedance and conductivity parameters of polymer electrolyte films were investigated at different temperatures (303K-353K) using impedance spectroscopy. The results of ionic conductivity of prepared polymer blend samples at various temperatures were studied …
Published in Journal of Polymer & Composites · Vol. 10, Issue 3, 2022 · pp. 85–94 Read article
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Fabrication and Assessment of Tribological Performance of Nickel-Graphene-MXene Hybrid Nano-composites
Abstract: As industries such as aerospace, automotive, defence, and electronics demand materials with superior wear resistance, high strength, and thermal stability, traditional metals are reaching their performance limits. Hybrid nanocomposites offer a pathway to meet these stringent requirements. In this study, novel Nickel-Graphene-MXene hybrid nanocomposites were fabricated using a powder metallurgy route, incorporating varying weight percentages (up to 2 wt.%) of MXene and 1 wt.% graphene nanosheets into a nickel matrix …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 780–798 Read article
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Electrical Measurements on La-modified Four-Layered Aurivillius Ceramics
Abstract: Bismuth layered structure ferroelectric (BLSF) of Aurivillius family is found to be attractive owing to its scientific and technological point of view. These materials have potential ferroelectric applications owing to the fact of its high Curie temperature, high temperature piezo-devise and ferroelectric random access memory (FRAM), applications. In addition, Bi-modified compounds have shown improved ferroelectric properties. However, the plausible reason for improving ferroelectric properties in Bi-modified is still unclear. The …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 157–170 Read article
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Structural and Elasto-Mechanical Properties of Half Heusler Alloy CoHfBi as Ferromagnetic Semiconductor
Abstract: Herein, we have explored Half Heusler Alloy CoHfBi under the density functional theory is simulated using the Wein2k package. The structural characterization we had done in two different phases, i.e., spin polarised, and non-spin polarised which suggests that the CoHfBi alloy stable in spin polarised phase in Y2 type structure. Ab-Initio calculations are helpful to examine the dependence of the global properties of Heusler alloys on atomic composition and crystal …
Published in Journal of Semiconductor Devices and Circuits · Vol. 10, Issue 2, 2024 · pp. 20–25 Read article
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Nano-Silica Reinforced Crosslinked Biopolymer–PCM Composites for Improved Thermal Cycling Durability
Abstract: Crosslinked biopolymer–PCM composites reinforced with nano-silica were developed to enhance thermal cycling durability, leakage resistance, and structural stability for advanced thermal energy storage applications. A starch-based biopolymer was chemically crosslinked using citric acid to create a stable polymer network, while paraffin was employed as the phase-change medium and nano-silica (1–4 wt%) served as a multifunctional inorganic reinforcement. FTIR analysis confirmed successful esterification between citric acid and the polymer backbone, indicated …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1–10 Read article
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A Critical Review on Semi-solid and Solid Lubricants for Industrial Applications
Abstract: Friction materials are very important for the safe moving of automobiles and the safety of people. As the pad slides against its match, the moving energy is turned into heat by the friction. As the vehicle's speed is lost as heat in the pads and rotors, the friction at the contact slows it down. Lubricants are compounds that are applied to moving parts to reduce friction and wear. Used primarily …
Published in Journal of Polymer & Composites · Vol. 11, Issue 8, 2023 · pp. 105–114 Read article
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An Experimental Study on Multi-Criteria Parameters Optimization of Process for Al6351/SiC/Gr Metal Matrix Composites Using AHP-TOPSIS Approach
Abstract: This research focuses on optimizing the process parameters of Wire Electrical Discharge Machining (WEDM) for a hybrid Metal Matrix Composite (MMC) comprising Al6351 aluminum alloy reinforced with 4% SiC and 6% graphite (Gr), fabricated via squeeze casting. This technique enables the formation of dense, defect-free composites with uniform reinforcement distribution, enhancing both mechanical properties and structural integrity. Microstructural characterization using Scanning Electron Microscopy (SEM) confirmed the even dispersion and bonding …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 303–319 Read article
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Nano-enhanced Bio-based Phase Change Materials: A Brief Revie
Abstract: The high latent temperatures and variable melting points of bio-based phase change materials make them ideal for thermal control. This covers heat regulation for medical and pharmaceutical items, building comfort, and high-end electronics and automobiles. In recent years, research and application of energy-saving materials and technologies in buildings has increased strength. Modern construction technology aims to keep old and new structures energy efficient. TES employing PCMs is an energy-efficient approach. …
Published in Journal of Polymer & Composites · Vol. 11, Issue 4, 2023 · pp. 15–27 Read article
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Synthesis of Zinc Oxide Nanoparticles Through Polymeric Precursor Route and their Integration into Functional Nanocomposites
Abstract: A polymer precursor approach for creating zinc oxide (ZnO) nanoparticles with regulated size and shape is described in this work. By stabilising and capping particles, the polymer-assisted pathway efficiently reduces particle agglomeration while facilitating controlled nucleation and growth. The surface shape and dispersion of the produced ZnO nanoparticles were assessed using the scanning electron microscopy (SEM). When compared to traditional synthesis techniques, the addition of polymer greatly enhanced surface homogeneity …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 883–890 Read article
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Synthesis and Characterization of Ta Doped Nanostructured PZT
Abstract: Lead Zirconate Titanate (PZT) powder of composition Pb(Zr0.65Ti0.35)O3 was modified by incorporation of Tantalum (Ta5+) in a wide composition range (5–25 at%) by chemical co-precipitation method using PbO, Zr2O3, TiO2 and Ta2O5. X-ray diffraction patterns of the samples showed the formation of a single phase and confirmed the formation of a rhombohedral phase of all the samples after sintering. SEM analysis showed well-developed, uniformly packed grains. Both the linear particle …
Published in Journal of Materials & Metallurgical Engineering · Vol. 3, Issue 2, 2013 · pp. 41–48 Read article
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Design of Ultrafast Optical Full Subtractor Link and Performance Analysis
Abstract: AbstractThis article illustrates proposed optical full subtractor schematic through SOA-MZI, yield borrow and difference outputs concurrently. The objective has been accomplished by exploiting nonlinear attributes with SOA. Numerical simulations have been executed and craving optical subtractor output waveforms have been verified at 100 Gbps data rate. Optimization criterion for the design’s performance measurement is taken as Q-factor and the extinction ratio factor. The subtractor output difference and borrow outcomes with …
Published in Trends in Opto-electro & Optical Communication · Vol. 7, Issue 3, 2017 · pp. 7–20 Read article
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AN EXPERIMENTAL INVESTIGATION OF HIGH PERFORMANCE BY USING STEEL AND POLYPROPYLENE FIBRES
Abstract: This study explores the feasibility of partially substituting conventional cement in concrete with steel and polypropylene fibers to improve mechanical performance and introduce alternative composite materials. Concrete cube specimens measuring 150 × 150 × 150 mm were cast with varying mix designs corresponding to M20 and M25 grades. The experimental program was executed in two distinct phases. In Phase I, control mixes of M20 and M25 grade concrete were prepared …
Published in Recent Trends in Civil Engineering & Technology · Vol. 15, Issue 3, 2025 · pp. 7–13 Read article
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Graphene-Based Electronic Skin for Wearable Health Monitoring and Human–Machine Interaction, Materials, Structures, and AI Integration
Abstract: Graphene-based electronic skin (e-skin) has emerged as a transformative technology for next-generation wearable health monitoring and advanced human–machine interaction (HMI). Owing to its outstanding electrical conductivity, mechanical flexibility, atomic-scale thickness, and biocompatibility, graphene enables the fabrication of ultrathin, conformal, and multifunctional sensors capable of mimicking the sensory functions of natural human skin. Over the past decade, research in this domain has progressed rapidly across four interconnected fronts: material synthesis and …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 · pp. 175–180 Read article
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Partitioning Dynamics of Nutrients in Transition Dairy Cows: Metabolic, Hormonal, and Cellular Mechanisms Affecting Lactation and Fertility
Abstract: This review critically examines nutrient partitioning dynamics in dairy cows during the transition phase, a period that profoundly affects lactation and reproductive performance. During this phase, cows experience extensive physiological changes that alter nutrient requirements and utilization, making effective management essential for health and productivity. The review synthesizes current research on mechanisms of nutrient partitioning, with particular attention to energy, protein, and mineral balance, which are crucial for optimizing milk …
Published in International Journal of Nutritions · Vol. 3, Issue 1, 2026 · pp. 10–20 Read article
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Synthesis and Characterization of VO 2+ doped SrMg 2 (PO 4 ) 2 Nanopowder by Solid State Reaction technique suitable for White LED material
Abstract: VO2+ doped SrMg2(PO4)2 nanopowder was synthesized by using solid state reaction (SSR) technique. Various experimental techniques have been performed on prepared sample. XRD analysis has revealed that prepared nanopowder is in monoclinic phase. The average crystallite size, micro strain and dislocation density evaluated and make an analogy with W-H plot method. SEM micrographs shows that agglomerated stone like structure and EDS spectrum shows elemental compositions of synthesized sample. FTIR spectrum …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 95–110 Read article
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Machine Learning Based Optimization of Polymer Structure Property Relationships in Composite Material Systems
Abstract: In modern engineering applications, polymer-based composite materials have garnered a lot of attention because of their lightweight nature, high strength-to-weight ratio, and changing physical features. In order to maximize the relationships between polymer structure and properties in composite materials, this study suggests a strategy based on reinforcement learning (RL). The research utilized the Polymer Composite Properties Dataset, which contains 12,700 records associated with polymer matrices, reinforcement fillers, interfacial bonding characteristics, …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 242–255 Read article