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1952 articles for “and RA” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Optimizing Heat Transfer Performance in CO2 Finned-Tube Gas Coolers: A Comparative CFD Study of Design Variations
Abstract: Computational fluid dynamics (CFD) simulations and mathematical analysis are used in this study to examine the heat transfer efficiency of CO2 fined tube gas coolers. To maximize heat transfer efficiency, CFD simulations were carried out on a variety of gas cooler designs with variable fin geometry, including offset strip fins, using the ANSYS Fluent program. Under the baseline design, there was a finned tube cooler measuring 610 mm in length, …
Published in Recent Trends in Fluid Mechanics · Vol. 11, Issue 3, 2024 · pp. 1–13 Read article
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An Insilico Study of Isobutrin and Phosphorylase Kinase - A Ray of Hope for Psoriasis Patients – Clinical Hypothesis
Abstract: Psoriasis is a chronic, hyper-proliferative and inflammatory skin disease. Increased levels of the calmodulin-containing enzyme, namely, phosphorylase kinase (PhK), were observed in the human epidermis of the active psoriasis cases. Thus PhK is a potential biomarker for the diagnosis and progression of the skin disease, namely, psoriasis. The search for the potential molecules that could supress the over expression of PhK is underway and any break-through in this direction leads …
Published in International Journal of Cheminformatics · Vol. 2, Issue 1, 2024 · pp. 1–8 Read article
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Forecasting of Crushing Strength of Sustainable Concrete by Employing Deep and Random Forest Machine Learning
Abstract: Sustainable concrete is one of the milestone of the concrete industry. This concrete fulfills the requirements of concrete manufacturing industry such as strengthen, Durability, environment friendly and many of other. With this properties of concrete, sustainable concrete is an ideal substitute for ordinary concrete in the concrete industry. In the 21th century Machine learning is a tool which is use to employ the characteristics of sustainable concrete by using deep …
Published in Journal of Polymer & Composites · Vol. 12, Issue 7, 2024 · pp. 41–46 Read article
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Complex Tuberculous Meningitis: A Case Series Highlighting Rare Co-infections and Severe Complications
Abstract: This case series presents two complex cases of tuberculous meningitis (TBM) with different complications, illustrating the diverse clinical presentations and management challenges of this disease. Case 1 involves an 18-year-old female with TBM complicated by cryptococcal co-infection, while Case 2 describes a 64-year-old female with TBM complicated by obstructive hydrocephalus and secondary bacterial infections. Both patients had been on anti-tubercular therapy before presentation. Diagnostic approaches included cerebrospinal fluid analysis, cultures, …
Published in International Journal of Pathogens · Vol. 1, Issue 2, 2024 · pp. 1–7 Read article
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Raspberry Pi-based Self-driving Car Technologies: A Review of Hardware and Software Integration
Abstract: An assessment of the state, possibilities, and difficulties of self-driving car technology. Autonomous vehicles (AVs), also referred to as self-driving cars, are automobiles that can navigate and function without the need for human involvement. They make decisions, sense their environment, and traverse routes safely by combining sensors, cameras, radar, lidar, and sophisticated algorithms. The advancement of autonomous vehicles holds the capacity to completely transform the transportation sector by enhancing security, …
Published in International Journal of Electronics Automation · Vol. 2, Issue 2, 2024 · pp. 1–6 Read article
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Size-biased Sujatha Distribution with Properties and Application to Model Flood Data
Abstract: In this study, a size-biased version of the Sujatha distribution was proposed to model flood data. The descriptive statistical properties based on moments and the reliability properties of the distribution are discussed in detail along with their derivation and graphical presentation. An interesting feature of the proposed distribution is that it is a member of the exponential family of distributions. A sequential probability ratio test was performed using the proposed …
Published in Research & Reviews : Journal of Statistics · Vol. 13, Issue 1, 2024 · pp. 31–46 Read article
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Potential of Particle Size Mix Ratios of Plantain Ogoni Red with Clay Soil: The Integrity of Adsorbent Performance in AGO Treatment in Fresh Water Environment
Abstract: The research is focus on monitoring the performance of various formulated adsorbent mix ratio of clay soil with some agro-based materials in treatment of contaminated water environment. The agro-based material used was Plantain Ogoni Red (POR) and fresh water environment was used for this research. The agro-based material was processed into different particle sizes of 150 𝜇m, 300 𝜇m, 600 𝜇m and 1.18 mm and the clay soil into fine …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 15, Issue 3, 2024 · pp. 12–25 Read article
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An Overview of Examination of Some Basic Raw Materials for Adsorbent on Approach of Pollutant Mitigation and Treatment
Abstract: This research showcases the basic parameters that are required to produce bio-adsorbent suitable for adsorption process and their important role on treatment of contaminated water environment. The overview of the physicochemical parameters of the raw materials used for the production of the adsorbents, the particle size and the mix ratio were identified as a contributing factor to the rate of contaminants mitigation in the system. The effect of water pollution …
Published in Journal of Petroleum Engineering & Technology · Vol. 14, Issue 2, 2024 · pp. 01–16 Read article
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Performance and Robustness of Wind Turbine Blades Composed of Recovered Waste Carpet Fiber Polymer Composites
Abstract: Carpets stay in good condition for ten to fifteen years, after which they wear out and are discarded. The large amount of used carpet waste is often dumped in landfills, causing health risks, air pollution, and other environmental problems. To reduce the growth of landfill sites, it is essential to implement recycling measures for carpet waste, protecting the environment by reusing these materials in new products. Carpet are made from …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 53–66 Read article
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Assay of the Antitrypanosomal Activity of Ziingiber Officinale Extract in Wister Rats
Abstract: This research investigated the antitrypanosomal effects of Zingiber officinale in rats infected with Trypanosoma brucei brucei. Twelve adult rats, 7 weeks old and of both sexes, were randomly divided into six groups (1 through 6), with each group consisting of two rats. All six groups (1–6) were intraperitoneally injected with 0.1 ml of blood containing 10⁶ Trypanosomes/ml. Groups 1–4 received daily intraperitoneal doses of the plant extract at concentrations of …
Published in Research and Reviews : Journal of Veterinary Science and Technology · Vol. 14, Issue 1, 2025 · pp. 32–37 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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A Review on Materials and Working Process Parameters of Selective Laser Sintering
Abstract: The potential for additive manufacturing technology to replace some of the current conventional manufacturing methods makes it one of the research and development fields that is expanding quickly. With additive manufacturing, three-dimensional physical models are produced layer by layer from computer-aided design (CAD) models. Fully dense metal things may be produced more rapidly and accurately with additive manufacturing. The Selective Laser Sintering (SLS) procedure uses powder bed fusion, in which …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 522–529 Read article
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Smart Bank Locker Security System
Abstract: This paper introduces a smart bank locker security system that aims to improve the reliability and security of locker access in banks. The system has a Raspberry Pi 4B as the controller, with face detection and fingerprint scanning used for dual-factor authentication. The fingerprint scanner and facial recognition unit identify the user's identity prior to access. After successful verification, a relay is triggered to open the locker. A liquid crystal …
Published in Journal of Electronic Design Technology · Vol. 16, Issue 2, 2025 · pp. 31–36 Read article
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Thermal Management of Different Composites Materials Using a Convergent and Straight Vortex Tube
Abstract: The present study focuses on an in-depth and meticulous exploration into the intricate realm of thermal management in three distinct yet widely utilized composite materials—namely, Liquid Crystal Polymer (LCP) Composites, Glass Fiber Reinforced Polymers (GFRPs), and Aramid Fiber Composites (Kevlar). This investigation employs an innovative counter-flow vortex tube system, meticulously analyzing and comparing the thermal efficiency of these materials under different intake configurations. Specifically, two distinct geometrical intake designs—a straight …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 252–266 Read article
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Influence of Hybrid Fiber Reinforcement on the Interfacial Bonding and Fracture Toughness of Epoxy-Based Polymer Composites Under Cyclic Loading
Abstract: This study investigates the influence of hybrid fiber reinforcement on the interfacial bonding and fracture toughness of epoxy-based polymer composites under cyclic loading. Carbon, glass, and aramid fibers, both individually and in hybrid combinations, were incorporated into the epoxy matrix to evaluate their thermal, mechanical, and fatigue-resistant properties. Thermal characterization revealed distinct material behaviors, with carbon fibers exhibiting superior thermal conductivity, while glass and aramid fibers provided enhanced thermal stability. …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 799–824 Read article
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Quasi-Sobol-Based Optimization and Sigmoid Fuzzy Logic for Efficient Task Clustering in Decentralized Edge-Cloud Architectures
Abstract: Decentralized edge-cloud systems face a lot of issues in efficient task clustering, resource allocation, and real-time decision-making. Conventional methods mostly fail to work well under dynamic workloads and uncertain conditions. This study intends to optimize task clustering through quasi-Sobol-based optimization and Sigmoid Fuzzy Logic for resource allocation, enhancing decision-making accuracy and achieving efficiency in the system at the edge-cloud environment. A hybrid technique that has incorporated optimization via Quasi-Sobol sequences …
Published in Trends in Machine design · Vol. 12, Issue 2, 2025 · pp. 9–18 Read article
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A Comprehensive Review on Mentha arvensis Species
Abstract: Mentha arvensis L., often referred to as field mint or wild mint, is a fragrant medicinal herb in the Lamiaceae family and is extensively found in temperate and subtropical areas. The plant is appreciated for its essential oil, notably high in menthol, which adds to its unique scent and extensive medicinal possibilities. Historically, M. arvensis has been utilized in several medical systems for addressing digestive issues, respiratory problems, headaches, and …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 16, Issue 1, 2026 Read article
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Assessment of Hygiene Degradation and Expiry Indicators in Household Bedding Products
Abstract: Household bedding products such as pillows, bedsheets, blankets, and mattresses play a crucial role in ensuring comfort, sleep quality, and overall health. However, prolonged use without timely replacement or proper maintenance can result in hygiene degradation, leading to the accumulation of dust, allergens, microorganisms, and chemical wear. This study aims to assess the factors contributing to hygiene decline and to identify reliable indicators of expiry for common bedding items. The …
Published in International Journal of Environmental Noise and Pollution Control · Vol. 4, Issue 1, 2026 · pp. 33–47 Read article
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An Experimental Investigation on the Characterization of Al6061-Polymer Adhesive Joint by Design of Experiment
Abstract: Aluminium alloys and polymers are the light-weight materials extensively used in structural, aero-space, automobile and marine applications. Al6061 alloy and nylon 6 were joined through the adhesive bond and their characteristics were analyzed. However, joining of these dissimilar materials for the evolution of hybrid engineering structures were complex because of their difference in physical, chemical and mechanical behaviours. The Taguchi’s, Design of Experiment were conducted on the various mixture of …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 206–219 Read article
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Mechanical Performance Evaluation of Brachyuran Shell Particle-Infused S-Glass Fibre Epoxy Polymer Composites
Abstract: Epoxy composites bio-filled with brachyuran crab shell powder and reinforced with S-glass fibres at different loadings (2%, 4%, and 6%) are tested for their mechanical properties in this work. Using modest amounts of filler significantly improved hardness, ultimate tensile strength, and flexural strength in the empirical data. The largest increase in hardness was 64.42% at 4% filler, up from 26.22% at 2%; however, there was a dramatic decrease to 13.11% …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 500–507 Read article