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1653 articles for “rats”
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Machinability of Metal Matrix Composites using Wire Electric Discharge Machining: A Review
Abstract: Metal Matrix composites [MMCs] are increasingly being applied in the automotive and aerospace industries as high-performance substitutes for traditional materials. Due to these properties, namely, high strength-to-weight ratio, outstanding fracture toughness, and low density, a vast array of uses is feasible. We can control the properties of MMCs directionally as well, which makes them the perfect choice for military uses and marine and sports equipment. The machining of MMCs plays …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 303–311 Read article
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Behaviour of Tri-Directional Advanced Composite Beam Using Finite Element Method
Abstract: The present work shows the modal analysis of tri-directional advanced composite beams using the finite element method. The mechanical parameters of the beam are supposed to vary in the direction of beam length (x), width (y), and thickness (h). In this work material parameters are assumed to vary according to the exponential rule of functionally graded material. To authenticate the accuracy of the present work, the result with a particular …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 610–620 Read article
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Alzheimer’s Disease Detection Using ML Algorithm
Abstract: A degenerative neurological state of affairs, Alzheimer's disease (AD) gradually impairs cognitive and functional capacities, especially in people over 65. Early AD detection is crucial for efficient management and treatment prep. This study delves into novel approaches for the early detection of AD using non-invasive methods. We've implemented a blend of neuroimaging data analysis and machine learning algorithms to pinpoint markers indicative of the disease during its initial phases. Our …
Published in Journal of Experimental & Applied Mechanics · Vol. 15, Issue 3, 2024 · pp. 53–57 Read article
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Evaluation of Impact Strength and Hardness for Polymer Matrix Composites with Steel, Carbon and Glass Reinforcements for Automotive Applications
Abstract: Polymer matrix composites (PMCs) play a crucial role in a wide range of engineering submissions, owing to their impressive strength-to-weight ratio and customizable mechanical properties. This research focuses on examining how PMCs, enhanced with different materials, specifically carbon fibres, glass fibres, and steel fibres, behave when subjected to dynamic and static loading conditions. The study involves creating three distinct types of PMC specimens, each reinforced with one of the mentioned …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 738–748 Read article
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Synthesis of Magnetically Recoverable Nickel (II) Complex-Functionalized Fe 3 O 4 @ISNA (ISNA= Isonicotinic acid) Nanomaterials: Catalytic Studies on Nitrophenol Reduction and TD- DFT Studies
Abstract: In this study, we aimed to develop a novel, environmentally sustainable, and magnetically separable heterogeneous nanocatalyst, denoted as Fe 3 O 4 @ISNA@NiL (where L represents the ligand). The synthesis involved a two-step process, first, isonicotinic acid was chemically grafted onto the surface of iron oxide nanoparticles (Fe 3 O 4 ) to introduce functional groups capable of further chemical modification. Subsequently, a nickel(II) Schiff base monomeric complex was anchored …
Published in Journal of Polymer & Composites Read article
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Performance Analysis of Dual Junction Solar Cell Devices utilizing Subcells of In0.51Ga0.49P and GaAs to Study Key Solar Cell Parameters via TCAD based Simulation
Abstract: In the present work, a multi-junction solar cell was designed to obtain better performance over single-junction solar cells. The proposed structure is composed of different layers of diverse semiconductor materials stacked on each other. Here, an In0.51Ga0.49P/GaAs double-junction solar cell was outlined as having a distinctive composite material (GaAs) as the tunneling junction. To optimize the solar cell's effectiveness, In0.47Ga0.15Al0.37P was used in the window layer and the back-surface field …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 829–837 Read article
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Investigation of Chopped Basalt Strands for Concrete Beams Structures
Abstract: The current work unveils a sort of strategy for hacked basalt strands supported for cement footers. The material used to develop the bars are hacked basalt fiber, waterway sand, coarse total and fine total. In this the mechanical and flexure conduct of basalt fiber with differing rate to be utilized to test the crystal and advanced esteem is use to project the pillar. Absolutely six bars is projected out of …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 233–240 Read article
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Parental Burden and Its Contribution to Mental Health Relapse
Abstract: In today’s era, psychologists need to comprehend the complex dynamics of burden on parents and how it affects mental health relapse. Rationale: The chapter explores the relationship between high levels of expressive emotion (e.g., anger, criticism, and emotional over-involvement) and parents’ stress. There is a critical need for focused therapies by examining a variety of models and research, that focus on neurodevelopmental disorders, schizophrenia, and bipolar illness. Creating efficient support …
Published in OmniScience: A Multi-disciplinary Journal · Vol. 14, Issue 3, 2024 · pp. 1–7 Read article
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Comparison of a Human Papillomavirus Test with the Hybrid Capture 2 and a Real-Time PCR Method for 18 High-Risk and Low-Risk Human Papillomavirus Infections in Women
Abstract: Squamous intraepithelial lesions (SILs), which are a kind of cancer, and HUMAN papillomavirus (HPV) viral load have frequently been investigated as a risk factor in findings that were in dispute. These studies made use of several HPV viral quantitation assays [including the commercially available hybrid capture 2 (HC2) assays], which vary in their capacity to consider variations in cervical cell collection, linear dynamic range of viral load quantitation, and identified …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 15, Issue 1, 2025 · pp. 10–16 Read article
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Performance Analysis of Heat Pump and Air Conditioning System Using R-32 Refrigerant & Theoretical Comparison With R-290 Refrigerant
Abstract: An extensive performance analysis of a heat pump air conditioning system for both cooling and heating applications is included in this research. The purpose of the research is to assess the system's overall performance, energy consumption, and efficiency under various operating scenarios. The research incorporates a range of experimental techniques. An overview of the heat pump air conditioning system's parts and operation is given at the outset of the examination. …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 11, Issue 3, 2024 · pp. 14–21 Read article
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Integrative Machine Learning Approaches for Predicting the Rheological Behaviour of Soft Magnetorheological Elastomers
Abstract: Magnetorheological Elastomers (MREs) are advanced composite materials known for their ability to alter mechanical properties under external magnetic fields, making them highly valuable in adaptive damping systems, vibration control, and smart devices. The accurate prediction of rheological behavior in soft MREs remains a significant challenge due to the complex interplay between material composition and magnetic fields. To address this challenge, this study employs a multi-pronged approach that integrates traditional material …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 1083–1096 Read article
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Effect of Cell Carrier Loading on Phenol Degradation in Association with Production of Exopolymeric Substances and Biofilm Characteristics during Start up and Steady State in a Pulsed Plate Bioreactor
Abstract: Biodegradation of phenol in a continuous pulsed plate bioreactor (PPBR) using immobilized bacterial cells has been shown to be a highly efficient process. The present paper reports the studies on the effect physical characteristics of biofilm (biofilm thickness, attached dry biomass and biofilm dry density) and chemical characteristics in terms of exopolymers viz. protein, carbohydrate and humic substance produced by Pseudomonas desmolyticum (NCIM 2112) bacterial cells immobilized on granular activated …
Published in International Journal of Pollution: Prevention & Control · Vol. 2, Issue 2, 2024 · pp. 24–30 Read article
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Composite Gel-Fibers and Solid-State-Processed Tapes Based on Disentangled Ultra-High Molecular Weight Polyethylene and Electrically Conductive Carbon Black: a Comparative Study
Abstract: In this study, oriented nanocomposite gel-spun fibers and solid-state-processed tapes were manufactured and analyzed. The fibers and tapes were produced using a specific type of nascent disentangled ultra-high molecular weight polyethylene (UHMWPE) reactor powder. As the filler, commercially available electrically conductive carbon black (CB) was used. The ultra-high filler content values up to 75 wt.% were achieved for the UHMWPE/CB gel-spun fibers, while the degree of filling was limited (up …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 151–165 Read article
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Quantification and Forecasting of Plastic waste in Gorakhpur city, India
Abstract: Plastic pollution is one of the biggest environmental threats faced by human society, especially in cities like Gorakhpur, which have minimal resources for waste management but a very high amount of waste that keeps on increasing day by day. The purpose of this research is to determine the total amount of plastic waste (PW) generated in Gorakhpur city and forecast plastic waste generation. The snowball sampling method was used for …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 946–962 Read article
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Biometric Fingerprint Systems for Secure and Efficient Attendance Tracking in Workplaces and Universities
Abstract: A fingerprint attendance system, which uses each person's unique fingerprint rather than more conventional techniques like sign-in sheets or ID cards, is a simple and dependable approach to keeping track of who is present. The device instantly compares the user's finger to the fingerprint on file when they place it on a scanner, thereby recording their attendance. This avoids errors such as someone signing in on behalf of others or …
Published in International Journal of VLSI Circuit Design & Technology · Vol. 2, Issue 2, 2024 · pp. 12–17 Read article
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Isolated Bidirectional Flyback Converter in EV Charging and V2G Systems: A State-of-the-Art-Review
Abstract: The growing adoption of electric vehicles (EVs) and the potential of Vehicle-to-Grid (V2G) technology underscore the importance of efficient and reliable isolated bidirectional DC-DC converters in EV charging systems. The market for electric vehicles (EVs) is expanding at an exponential rate due to the worldwide trend towards sustainable transportation, with electric mobility emerging as a crucial way to lower carbon emissions and rely less on fossil fuels. This review examines …
Published in International Journal of Electrical Power and Machine Systems · Vol. 2, Issue 2, 2024 · pp. 23–32 Read article
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Historical Antecedents of Boko Haram Insurgency and Its Implications on Educational Development in Northeast Nigeria
Abstract: The Boko Haram insurgency has greatly affected the socio-economic and educational systems of Northeast Nigeria. This paper examines the historical antecedents of the insurgency, analyzing how socio-political, economic, and ideological factors have contributed to its emergence and persistence. The study highlights the enduring impact of colonial legacies, socio-economic marginalization, and governance failures, which have collectively created fertile ground for the radicalization of disenfranchised populations. The insurgency’s deliberate targeting of educational …
Published in OmniScience: A Multi-disciplinary Journal · Vol. 14, Issue 3, 2024 · pp. 54–63 Read article
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Control System for Off-Grid Multiple Hybrid Renewables
Abstract: This article focuses on designing a renewable energy control system for a household self-consumption network, combining solar and hydroelectric energy to meet the energy demand of a standard home. We conducted an exhaustive analysis of each energy source, evaluating parameters such as solar radiation, optimal tilt of photovoltaic panels, and conversion system efficiency. Equipment for this system is selected based on the characteristics obtained in the study. Hydroelectric energy is …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 15, Issue 3, 2024 · pp. 20–34 Read article
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Is Hydrogen the Future of the Automotive Sector? A Critical Overview
Abstract: The transition towards sustainable energy sources in the automotive sector has become imperative in light of escalating environmental challenges and the depletion of fossil fuels. Among alternative energy solutions, hydrogen has emerged as a promising candidate due to its high energy density, zero-emission potential, and technological advancements in fuel cell systems. This review critically examines the viability of hydrogen as a dominant energy source for future automotive applications. The paper …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 15, Issue 3, 2024 · pp. 35–43 Read article
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Advanced Anomaly Detection in Cloud Infrastructures Using Deep Learning Algorithms
Abstract: It is critical to guarantee the stability and security of cloud environments as cloud computing is becoming the backbone of contemporary IT infrastructures. Neglecting to quickly identify and resolve anomalies, which might point to security breaches, performance problems, or system breakdowns, can lead to disastrous outcomes. The increasing size and complexity of cloud infrastructures are challenging the effectiveness of traditional anomaly detection methods. These approaches often depend on rule-based systems …
Published in Journal of Computer Technology & Applications · Vol. 16, Issue 1, 2025 · pp. 1–11 Read article