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125 articles for “light absorption”
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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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Experimental Analysis and Design Proposal of Banana Fiber Reinforced Polymer Composites and Computer Analysis
Abstract: This study presents a comprehensive experimental investigation and design model development using banana fiber reinforced polymer (BFRP) composites. The primary aim is to evaluate the mechanical and physical performance of the composite, with particular emphasis on tensile strength, flexural strength, and water absorption characteristics. These properties are critical for applications in industries such as transportation and construction, where durability, lightweight materials, and cost-effectiveness are essential. Banana fibers, being natural, renewable, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 901–907 Read article
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Multi-Layer Aluminum–Polymer Hybrid Structures for Improved Automotive Impact Performance
Abstract: Layered metal–polymer hybrid laminates have emerged as promising candidates for lightweight automotive structures requiring high impact resistance and structural reliability. In this study, aluminum/glass–epoxy hybrid laminates were fabricated using a symmetric stacking sequence through hot compression molding to evaluate their mechanical and energy absorption performance. Density analysis revealed an average measured density of 2.34 g/cm³, closely matching the theoretical value of 2.36 g/cm³, with a deviation of approximately 1.02%, indicating …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 42–53 Read article
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Li-Fi based Underwater Audio and Data Transmission System
Abstract: Visible Light Communication, or Li-Fi (Light Fidelity), is a wireless optical networking technique used for communication (VLC). Due to its lack of RF communication's drawbacks, such as water absorption and scattering, Li-Fi has the potential to completely transform underwater communication. This project suggests utilizing two Arduinos, a solar panel, a speaker, a display, an amplifier, a laser, a battery, and other components to create a Li-Fi based underwater audio and …
Published in Recent Trends in Fluid Mechanics · Vol. 11, Issue 2, 2024 · pp. 23–29 Read article
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Damage Mechanisms in Multiwall Carbon Nanotube-based Carbon Fiber Reinforced Composites under Ballistic Impact Loading
Abstract: The incorporation of nanomaterials even in very small amounts has a significant effect on the properties of the fiber reinforced polymer reinforced composites. Multiwalled carbon nanotubes (MWCNTs) are studied mostly due to their potential for higher energy absorption capacity and high hardness. Due to the enormous growth of utilization of composites in aerospace, automotive, marine, and defense industry, impact resistance is a major concern due to their high susceptibility to …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 20, Issue 2, 2018 · pp. 36–47 Read article
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Study to evaluate and correlate the levels of heavy metals in dental calculus of burnt tobacco (Mishri) users and non-tobacco users with their periodontal status Using Atomic Absorption Spectrometry (AAS)
Abstract: The use of burnt tobacco products, such as Mishri, is associated with numerous health risks, including periodontal diseases. Heavy metals present in tobacco can accumulate in dental calculus, potentially exacerbating periodontal conditions. This study aimed to assess and establish a correlation between the levels of heavy metals present in dental calculus among burnt tobacco (Mishri) users and non-tobacco users, in relation to their periodontal health status. Utilizing Atomic Absorption Spectrometry …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 166–174 Read article
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The Potential of Li-Fi for High-Speed Underwater Data Transfer
Abstract: Recently, there has been a growing interest in using underwater communication (UC) to monitor obstacles and marine life in oceans. Unlike conventional methods which struggle due to the absorption of radio waves in water, Li-Fi technology has emerged as a promising solution. Li-Fi utilizes light to transmit data, making it effective for underwater communication as light can penetrate deep into the ocean. In a recent study, researchers successfully demonstrated real-time …
Published in International Journal of Electrical and Communication Engineering Technology · Vol. 2, Issue 2, 2024 · pp. 10–17 Read article
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Polymer-Based Acoustic Composite Materials for Urban Noise Mitigation: Design, Performance and Legal Integration
Abstract: This study explores the development and use of polymer-based acoustic composite materials for effective urban noise mitigation, wherein the performance of the materials is linked to legal compliance frameworks. Rapid urbanization has intensified noise pollution from transportation, industrial activity, and construction, posing a serious threat to public health and environmental quality. Although regulatory standards exist, their implementation is often limited due to inadequate technical interventions. This research focuses on advanced …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 403–412 Read article
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Experimental Investigation of Water Absorption and Mechanical Behavior of Bamboo Fiber Based Polymer Composites
Abstract: The objective of this research is to assess the suitability of bamboo fibers as a sustainable alternative to synthetic and wood fibers for reinforcing polymer composites. Plant-based fibers, particularly bamboo, offer advantages such as biodegradability, lightweight nature, abundance, and impressive mechanical properties that rival or surpass those of conventional materials. In this study, special focus is placed on the extraction of long fibers from Dendrocalamus giganteus, using a combined mechanical …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1471–1481 Read article
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Exploring the Role of Microbiota in Dairy Science: Understanding the Gut Microbiome of Dairy Animals for Enhanced Milk Production
Abstract: This article delves into the intriguing realm of dairy science, focusing specifically on the role ofmicrobiota in the context of milk production. Microbiota, particularly the gut microbiome, plays a crucial role in the overall health and productivity of dairy animals. Understanding the complex interactions between the gut microbiota and the host organism has the potential to revolutionize dairy industry practices and improve milk quality. Article highlights recent advancements in the …
Published in Research and Reviews : Journal of Dairy Science and Technology · Vol. 12, Issue 1, 2023 · pp. 18–24 Read article
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PEROVSKITE MATERIALS: A REVIEW OF STRUCTURE, PROPERTIES AND
Abstract: Perovskite materials have emerged as one of the most promising classes of functional materials for next-generation energy conversion and optoelectronic applications due to their exceptional structural, optical, and electrical properties. Their unique ABX₃ crystal structure provides excellent compositional flexibility, allowing researchers to tailor their physical and chemical characteristics for specific applications. Features such as tunable bandgaps, high optical absorption coefficients, long charge carrier diffusion lengths, and balanced electron-hole transport have …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 16, Issue 2, 2026 Read article
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Comparison between Some Physical and Chemical Proprieties of the Water in Khartoum Sites
Abstract: Water is a life source it cover most of the earth surface, it can be found in rivers, seas, oceans and ground water. It may has different proprieties depend on the sources or seasonal or the environments. In this study measurements of some physical and chemical variables were made specifically in Khartoum site, where water samples were taken from different areas representing rivers, wells and water purification stations. Then UV …
Published in Research & Reviews : Journal of Food Science & Technology · Vol. 8, Issue 1, 2019 · pp. 13–21 Read article
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Preparation and Characterization of PVA-MgO Nanocomposite Films
Abstract: In this work, Magnesium Oxide Nanoparticles (MgO NPs) doped with 3 g of polyvinyl alcohol (PVA) at different weight percentages (0, 2, 4, 6, and 8 wt.%) using the solvent casting method, to fabricate thin PVA-MgO nanocomposite (NC) films. These films were characterized by (i) XRD, SEM, EDX, DLS, and Zeta Potential for morphological studies, (ii) FTIR spectra and UV-Visible techniques for spectroscopic studies and (iii) DSC for thermal studies. …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 27, Issue 2, 2025 · pp. 40–62 Read article
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Design and Analysis of Cantilever Optomechanical Resonator
Abstract: Solar energy harvesting is one of the leading branches of research in the world. Sun is the greatest source of energy on earth. A lot of techniques are developed in order to tap this energy as much as possible. Optomechanical resonance is a very novel approach for achieving this objective. Solar energy is used to heat a cantilever beam which vibrates at its natural frequency. Due to vibration the beam …
Published in Trends in Machine design · Vol. 2, Issue 1, 2015 · pp. 21–25 Read article
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Investigating the Effect of Spectral Variations on the Performance of Monocrystalline, Polycrystalline and Amorphous Silicon Solar Cells
Abstract: The study of spectral variations is very important in the characterization of silicon solar cells. The spectral variations of monocrystalline, polycrystalline and amorphous solar cells is studied through the spectral response with the help of spectral response evaluation meter, CEP-25HS-50SR. PVsyst 6.4.3 software is used to study the variation of air mass throughout the day and the year and to understand that how solar irradiance varies with the changing air …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 7, Issue 3, 2016 · pp. 28–36 Read article
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Comparison of the Compressive Strength of Concrete Made with Palm Kernel Shell and Gravel as Coarse Aggregates
Abstract: The investigation of alternative materials for the construction, comparison of the compressive strength of concrete made with palm kernel shell as coarse aggregate and concrete made with gravel. A mix proportion of 1:2:4 with water cement ratio of 0.6, ordinary Portland cement, PKS, gravel and sand were used for this research. 24 cubes were cast and tested for compressive strength at 7, A14, 21 and 28 days. The result showed …
Published in Journal of Construction Engineering, Technology & Management · Vol. 12, Issue 1, 2022 · pp. 12–18 Read article
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Artificial Intelligence-Assisted Multi-Objective Optimization of Agricultural Biomass-Reinforced Polymer Composites
Abstract: Agricultural biomass can reduce the environmental burden of polymer composites, yet its heterogeneous structure creates competing effects on strength, moisture resistance, density, and process ability. This study developed an artificial intelligence-assisted framework for balanced composite formulation. Experimental data of agricultural biomass reinforced polymer composites were gathered, harmonized and validated using leakage-controlled validation. The mechanical and physical properties were predicted by artificial neural networks and conventional regression models. Explainable analysis gave …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 · pp. 202–222 Read article
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Bhojanottara Karma – An Accentuated Ritual after Intake of Ahar
Abstract: AbstractWellness is the way to achieve physical, mental, social, emotional and spiritual gratification. Ayurveda emphasizes that normalcy in terms of Guna and Karma of Tridosa (three humors) refers to a wellness of an individual, so the name Tri-Sthuna (three main pillars of Shareera). Ahara as the source of energy, Nidra as a state of energy conservation and Abrahmacarya as an act of energy consumption, all together as a Trayopastambha support …
Published in Journal of AYUSH: Ayurveda, Yoga, Unani, Siddha and Homeopathy · Vol. 3, Issue 1, 2014 · pp. 67–72 Read article
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Effect of Thickness in Electroluminescence Spectra on 2-5 Dialoxy-PPV (ROPPV) Films
Abstract: The optical properties and electroluminescence (EL) of ROPPV (2-5-dialoxy-PPV) films of various thicknesses have been studied. The thickness of ROPPV layer on glass slide was measured by Fizeau fringes interferometric technique which varied from 200 to 400 nm. The absorption spectra show that the absorption occurred only in ultraviolet region. Thick films show only one peak at 310 nm, whereas by decreasing the thickness, the peaks are obtained at lower …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 2, Issue 1, 2015 · pp. 4–9 Read article
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Comparative Analysis of Eco Friendly Brick with Red Bricks
Abstract: This research presents a comparative analysis between conventional red bricks and eco-friendly bricks made from mud, rice husk, and dry plant leaves. The aim is to evaluate the potential of using sustainable, low-cost, and locally available agricultural waste materials in brick production as an environmentally conscious alternative to traditional methods. The eco-bricks were manufactured without kiln firing, significantly reducing energy consumption and carbon emissions. A series of laboratory tests—including compressive …
Published in Journal of Structural Engineering and Management · Vol. 12, Issue 3, 2025 · pp. 42–46 Read article