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1013 articles for “characterization”
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Chemical Treatments to Modify the Surface of Agricultural Waste Fibers as a Green Substitute to Cellulosic Fiber Treatment
Abstract: Scientists are searching for natural elements that can decompose naturally and replace synthetic materials that have not been biodegradable for a while. The automotive, space, furniture, construction, medical, and packaging industries are among the many that use synthetic composite materials. This has resulted in growing interest in biodegradable bio composites. In recent years, a variety of stem fibers, including jute, flax, hemp, and kenaf, have been employed to replace the …
Published in International Journal of Composite and Constituent Materials · Vol. 11, Issue 1, 2025 · pp. 35–45 Read article
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Surface Modification and Performance Evaluation of Biologically Degummed Lady’s Finger Bast Fibers
Abstract: This research aims to investigate the physicomechanical characteristics of biologically degummed lady’s finger bast fiber (LFF) and to walk through the entire process of turning LFF into a commercial cellulosic fiber that can be used globally in a variety of textile applications, including carpets, oil and liquid absorption, packaging, basic textile products, coarse ornamental textile products, geo-textiles, and reinforcements in polymer matrix composites. This article describes the application of different …
Published in International Journal of Composite and Constituent Materials · Vol. 11, Issue 1, 2025 · pp. 21–34 Read article
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Advancements in Predictive Maintenance: A Review of Data-Driven Approaches, Machine Learning, and AI in Diverse Industrial Landscapes
Abstract: The Internet of Things (IoT), the use of machine learning (ML), and artificial intelligence (AI)-driven advances in predictive maintenance are the key topics of this study. With the goal of offering a thorough grasp of existing approaches and potential future developments, it analyzes applications in predictive maintenance in many sectors. Predictive maintenance approaches are the major topic of discussion, with an emphasis on their advantages, disadvantages, difficulties, and prospects. Additionally, …
Published in International Journal of Computer Aided Manufacturing · Vol. 10, Issue 2, 2024 · pp. 19–32 Read article
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Comparative Design and Performance Analysis of Axial Flow Compressor Blades Using Various Materials
Abstract: This study presents a comprehensive design and performance analysis of axial flow compressor blades using various materials to improve efficiency, durability, and performance. Axial flow compressors are critical components in aircraft engines and industrial gas turbines, and the choice of blade material significantly impacts their functionality under extreme operational conditions. The analysis explores several materials, including traditional alloys, advanced composites, and high-temperature resistant metals, evaluating their mechanical properties, thermal stability, …
Published in International Journal of Mechanics and Design · Vol. 10, Issue 2, 2024 · pp. 7–15 Read article
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Thermodynamic of Biomass Pyrolysis of RenewableEnergy Production
Abstract: Biomass pyrolysis is a pivotal thermochemical process for converting organic materials into valuable biofuels and chemicals, playing a critical role in the renewable energy landscape. This study explores the thermodynamic principles underlying biomass pyrolysis, emphasizing its potential for sustainable energy production. In this process, biomass is thermally broken down in the absence of oxygen, producing syngas, biochar, and bio-oil. Thermodynamic analysis provides insights into the energy requirements, reaction pathways, and …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 10, Issue 1, 2024 Read article
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Exploring the role of Nanomaterials in construction and self-healing technologies.
Abstract: In recent times, nanotechnology and nanoscience have gained popularity because of their sustainable characteristics. Nanomaterials exhibit useful properties, such as strength, durability, insulating properties, thermal properties, etc, which is very important when considering construction materials. This study is conducted to explore the role of nanomaterials and to understand how they improve the function and efficiency of building materials specifically in sustainability and self-healing aspects. This study is done with the …
Published in International Journal of Architecture and Infrastructure Planning · Vol. 10, Issue 2, 2024 · pp. 13–25 Read article
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Magnetohydrodynamic Instabilities in Liquid Metal Batteries: A Study of Metal Pad Roll Dynamics and Stability Thresholds
Abstract: This paper presents a comprehensive study on the metal pad roll instability (MPRI) in liquid metal batteries (LMBs), a key phenomenon driven by magnetohydrodynamic (MHD) forces. LMBs, which are poised to revolutionize grid-scale energy storage due to their low cost, long lifespan, and high current density, face critical challenges due to instabilities that can compromise operational stability. This work characterizes the MPRI in cylindrical reduction cells and offers theoretical formulations, …
Published in International Journal of Energetic Materials · Vol. 10, Issue 2, 2024 · pp. 7–11 Read article
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Understanding and Controlling Metal Pad Roll Instability in High-Capacity Liquid Metal Battery Systems
Abstract: The present study delves into the roll instability of metal pads within cylindrical liquid metal battery cells, focusing on the characteristics, control, and modeling of the instability within an energetic materials context. Explicit formulas are derived that offer theoretical benchmarks for magnetohydrodynamic solvers OpenFOAM and SFEMaNS, revealing an excellent alignment with experimental observations on gravity wave damping rates in multilayered liquid metal battery systems. Instability thresholds are analyzed for metal …
Published in International Journal of Energetic Materials · Vol. 10, Issue 2, 2024 · pp. 12–16 Read article
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Sustainable Hydrogen Solutions: Beryllium-Based Complexes and Catalysts for Efficient Energy Storage and Production
Abstract: This study explores the potential of beryllium (Be) and transition metal (TM) complexes in hydrogen storage and production, focusing on the hybridization of atomic orbitals to form dihydrogen complexes within nanostructured materials. We analyze the binding energies and adsorption characteristics of H₂ molecules in Be-dihydrogen complexes and compare them with TM-dihydrogen complexes. The findings indicate that Be can effectively bind H₂ at room temperature, making it a promising candidate for …
Published in International Journal of Energetic Materials · Vol. 10, Issue 2, 2024 · pp. 1–5 Read article
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Challenges in the Preservation of Vernacular Architecture in the Face of Urbanization
Abstract: Because it embodies the traditional knowledge and skill of local communities, vernacular architecture is an essential manifestation of cultural identity. The use of regionally specific materials, construction methods, and designs tailored to local environmental circumstances are characteristics of this architectural style, which all represent the unique heritage and values of the communities involved. However, maintaining vernacular architecture has grown more difficult due to the quick speed of urbanisation and global …
Published in International Journal of Architectural Heritage · Vol. 7, Issue 2, 2024 · pp. 58–64 Read article
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Single-Electron System of the Group 2 Elements:A Comparative Investigation
Abstract: This study presents a comparative investigation of the single-electron systems in group 2 elements, withthe primary objective of understanding the underlying trends in ionization energy, chemical reactivity,spectral lines, and radial probability distributions. The purpose of this research is to elucidate howthese properties evolve as one moves down the group, from beryllium (Be) to radium (Ra), and toexplore the implications for theoretical models and practical applications. One of the key problemsaddressed …
Published in International Journal of Composite Materials and Matrices · Vol. 10, Issue 2, 2024 · pp. 1–17 Read article
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Comparative Study of Bioethanol Production from Mixed Floral Wastes by Pichia kudriavzevii CY 902 and Saccharomyces cerevisiae 13122
Abstract: Ever since ethanol has proved to be an alternative to fuel, various sources are explored to enhance its production. Thus far, starch and sugar containing substrates, such as sugarcane and corn are employed for commercial production of ethanol resulting in an imbalance in the industrial and domestic supply of sugars causing an impact on their prices. Therefore, this study investigated the potential of mixed floral wastes as a cheaper alternative …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 10, Issue 2, 2024 · pp. 34–45 Read article
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Analyzing Atmospheric Particulate Matter in PortHarcourt and Omoku, Nigeria, Using Artificial NeuralNetworks and Fuzzy Logic
Abstract: Port Harcourt and Omoku, two densely populated towns in Rivers State, Nigeria, are hubs of industrial, commercial, and residential activities, characterized by the presence of oil and gas industries, educational institutions, large markets, and, in the case of Omoku, access to free electric power supply. These activities contribute to environmental degradation through industrial effluents, domestic waste, automobile emissions, gas flaring, and biomass burning, which release aerosols that form harmful particulates …
Published in International Journal of Chemical Engineering and Processing · Vol. 10, Issue 2, 2024 · pp. 16–52 Read article
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Strengthening of Foundation for Pavement
Abstract: Abstract The bearing capacity of soil is a critical factor in construction engineering, particularly for designing and constructing pavement foundations. It directly depends on the load intensity the soil can support. For Class AA loading conditions, a minimum bearing capacity of 20 t/m² is required. However, the presence of frequent rain and flash floods often reduces the soil's effectiveness due to water saturation. Saturated soil experiences a 50% decrease in …
Published in International Journal of Construction Engineering and Planning · Vol. 10, Issue 2, 2024 · pp. 9–14 Read article
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Utilizing Bakelite Waste as Partial Replacement for Coarse Aggregate in Concrete: A Sustainable Approach
Abstract: Abstract This research study investigates the innovative use of Bakelite waste as a partial substitute for coarse aggregate in concrete, focusing on its effects on various mechanical properties and overall performance of the concrete mix. With the growing concern over waste management and environmental sustainability, the incorporation of non-biodegradable materials, such as Bakelite, into construction practices offers a dual benefit: reducing the volume of waste destined for landfills while simultaneously …
Published in International Journal of Concrete Technology · Vol. 10, Issue 2, 2024 · pp. 23–28 Read article
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Exploring the Utilization of Bakelite Waste as a Partial Coarse Aggregate Replacement in Concrete: An Assessment of Mechanical Properties and Durability
Abstract: Abstract The burgeoning challenge of plastic waste management has prompted researchers to seek sustainable alternatives within various sectors, particularly in the construction industry, which is a significant consumer of raw materials. This study thoroughly investigates the viability of incorporating Bakelite waste, a type of thermosetting plastic known for its durability and resistance to degradation, as a partial replacement for coarse aggregates in concrete formulations. Concrete mixtures were meticulously designed with …
Published in International Journal of Concrete Technology · Vol. 10, Issue 2, 2024 · pp. 6–10 Read article
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An Article on Partial Fulfillment of Coarse Aggregate in Concrete Mix
Abstract: AbstractBakelite, a synthetic thermosetting polymer, has been extensively utilized in the production of variouscomponents across different industries in India. As the demand for Bakelite continues to rise, so doesthe challenge of managing its waste, which poses significant environmental concerns due to its nonbiodegradable nature. In this context, utilizing Bakelite waste as a partial substitute for coarseaggregate in concrete presents an innovative and environmentally sustainable approach to wastemanagement. This method not …
Published in International Journal of Concrete Technology · Vol. 10, Issue 2, 2024 · pp. 1–5 Read article
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Velocity and Concentration Distribution of Turbidity Currents
Abstract: AbstractThis study conducts a comprehensive analysis of the velocity and concentration characteristics withinturbidity currents, focusing on detailed evaluations of the hydrodynamic and sediment transportproperties. The investigation includes separate calculations for the velocity and concentrationdistributions within the near-boundary and jet regions, allowing for an in-depth comparison betweenthese distinct flow areas. By computing dimensionless profiles of both velocity and concentration, thestudy offers a visual representation of flow behaviors and sediment patterns, which …
Published in International Journal of Water Resources Engineering · Vol. 10, Issue 2, 2024 · pp. 15–22 Read article
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A study of the experience of discomforts by Primigravida mothers during 2nd trimesters of pregnancy and the remedial measures adopted by them to overcome these discomforts in a view to administer a need-based health instruction in a selected rural area of Haldwani, Uttarakhand.
Abstract: Introduction: Pregnancy is a wonderful experience yet it is associated with unpleasant discomforts which can occurs because of physiological changes during pregnancy such as nausea, vomiting, heartburns, constipation, loss of appetite, backache, shortness of breath, leg cramps, abdominal cramps, frequency of micturition, itching, fatigue, emotional stress, leucorrhea and insomnia. Moreover, the pregnancy is not only a period of great joy but also one of great stream to warms and may …
Published in International Journal of Obstetrics, Perinatal and Neonatal Nursing · Vol. 10, Issue 2, 2024 · pp. 18–36 Read article
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Comparison of predictive ability of stroke-associated pneumonia risk scores in acute hemorrhagic stroke
Abstract: Objective: To determine the best scoring system among 5 scores (Pneumonia score, PANTHERIS, ISAN score, A2DS2, ACDD4) for prediction of pneumonia after acute haemorrhagic stroke in Stroke Centre. Subjects and Methods: We carried out retrospective study of 508 patients with acute haemorrhagic stroke admitted to Department of Neurology of Pyongyang medical university from January 1, 2018 to August 1, 2022. Demographic and clinical traits of patients were collected and analysed. …
Published in International Journal of Nursing Critical Care · Vol. 10, Issue 2, 2024 · pp. 12–19 Read article