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824 articles for “wells performance”
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Synthesis, Characterization of Mesoporous Zeolite BEA and Its Application in Multicomponent Reactions
Abstract: Strongly acidic mesoporous zeolite beta (MZB or Beta/MCM-41composite) with bimodal pore structure and stepwise distributed acidity has been synthesized by novel route using zeolite BEA as silica-alumina source. The material was characterized by various techniques. Powder XRD showed the existence of well-structured microphase zeolite Beta and mesophase MCM-41 in the composite materials. The performance of the composite material as a catalyst was investigated for the synthesis of various biologically active …
Published in Journal of Catalyst & Catalysis · Vol. 1, Issue 3, 2014 · pp. 25–45 Read article
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Power Control of Doubly Fed Induction Generator (DFIG) Based on IP Controller
Abstract: Conventionally, the indirect power control of Doubly Fed Induction Generator (DFIG) has been developed based on conventional Proportional-Plus-Integral (PI) controller due to its simple construction and implementation. The steady-state error minimization, overshoot elimination and disturbance rejection are not possible where the gains of PI controller are chosen by trial and error method. The steady-state error and disturbance rejection can be possible if the gains of PI controller are chosen by …
Published in Journal of Power Electronics and Power Systems · Vol. 6, Issue 3, 2016 · pp. 23–32 Read article
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Bias Detection and Accuracy Enhancement in Voice-based Banking Authentication Using Deep Learning
Abstract: Biometric systems have become an integral part of how many people access banking services today, and voice verification systems can be a secure and easy-to-use source of banking authentication that does not require any physical contact with the bank or any other person. From the security perspective, these systems would normally provide an effective means of identifying an individual but frequently exhibit bias with respect to demographics such as the …
Published in International Journal of Information Security Engineering · Vol. 4, Issue 2, 2026 Read article
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Direct Synthetic Routes of MXenes and Their Application in Carbon Fiber Reinforced Plastics (CFRPs) As Supplementary Sizing Layer†
Abstract: Sized carbon fibers with a supplementary sizing layer of MXenes (synthesized via traditional MAX phases), bonded to carbon fibers (CFs) as well as the resin matrix via different kinds of physicochemical (van der Waals force, hydrogen bonding, covalent bonding) interactions enhanced the performance of the resulting carbon fiber reinforced plastic (CFRP) materials. This is because of the strong interface generated due to the appearance of MXene at the interface of …
Published in International Journal of Crystalline Materials · Vol. 1, Issue 1, 2024 · pp. 07–13 Read article
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Preparation and characterization of High-performance ZnO/PVB Nanocomposite films for UV-shielding and Optoelectronics
Abstract: Zinc oxide nanoparticles can be incorporated into polymer matrices to create materials for various high-performance engineering applications. In this study, zinc oxide nanoparticles were reinforced at different loadings (0.5, 1.0, 0.5, 1.0, 1.5, and 2.0 wt.%) in polyvinyl butyral matrix to synthesize nanocomposite films using the solution casting method. The impact of zinc oxide nanofiller on the morphology and ultraviolet-shielding performance of polyvinyl butyral nanocomposite films was evaluated using various …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 27, Issue 3, 2025 · pp. 35–53 Read article
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Automotive Aluminium Advancements: Driving Efficiency and Performance in Manufacturing
Abstract: Due to the special qualities of aluminum and its alloys, aluminum is one of the most versatile materials used in engineering and construction. Its electrical and thermal characteristics are good, and it reflects light and heat well. It is highly corrosion-resistant under many service conditions. Besides, it is soft, ductile and possesses lower specific gravity. It can be cast and worked into almost any form and can be given a …
Published in International Journal of Manufacturing and Production Engineering · Vol. 1, Issue 2, 2023 · pp. 20–24 Read article
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IOT Based design and implementation of home automation using Blynk application.
Abstract: The increasing advancement in communications technology has sparked significant interest in home automation systems. It concentrates on the evolution of an IOT-based prototype home automation system which is capable of remotely controlling various household components with the help of the internet anytime and anywhere, as well as being programmable to operate based on ambient conditions. This paper represents prototype design implementation and performance testing of Home Automation System of low …
Published in Journal of Microcontroller Engineering and Applications · Vol. 10, Issue 3, 2023 · pp. 16–22 Read article
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Fabrication of Low-Cost and High-Efficiency Crystalline Silicon Solar Cells Using Polymeric Carrier Selective Contacts
Abstract: Crystalline silicon (c-Si) solar cells are the leading choice in the photovoltaic market due to their dependability and long-term stability, but lowering production costs and increasing efficiency remain key issues. Organic semiconductors use carrier-selective contacts based on doped amorphous silicon layers and transition metal oxides to simplify and lower the production costs of efficient crystalline silicon solar cells. Polymers are rapidly being used in photovoltaics as flexible substrates, photoanode films, …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 124–131 Read article
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Use of Alccofine and Porcelain Waste Aggregate in Concrete Composite for Strength Enhancement
Abstract: Building construction applications benefit from recent studies on alumino-silicate alkaline activation geo-polymers and their supplementary modifier alccofine as well as new process advancements characteristics including flexural strength and split tensile strength determine structural performance and durability. The construction sector utilizes supplementary cementitious materials, waste materials, and Geo Polymer Concrete (GPC) for concrete composites because it requires environmental sustainability along with better functionality and longer service life of concrete structures. This …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 23–33 Read article
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Industrial Waste Challenges and Green Manufacturing Practices: Enhancing Small and Medium-sized Enterprises (SME’s) Sustainability
Abstract: This study investigates green-manufacturing practices affects the lasting growth of Small and Medium-sized Enterprises (SMEs). The article examines how SMEs' ecological, communal, and financial sustainability performance can facilitate in improving by implementing Soft Total Quality Management (TQM) practices. The research adds to the body of data by emphasizing the value of using a comprehensive Total Quality Management (TQM) strategy to support sustainable growth in Small and Medium-sized Enterprises (SMEs). The …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 693–698 Read article
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A Review on Hybrid Inorganic–Polymer Analog Nanocomposites Incorporating Pozzolanic Wastes and nano-Additives
Abstract: The recent progress of polymer matrix nanocomposites (PMNCs) reveals that the performance of matrix and filler is at the core of matrix–filler interaction, interfacial bonding, and well-controlled distribution of nanoscale reinforcements. Applying these concepts, we consider inorganic particulate systems as hybrid nanocomposites, in which a discontinuous inorganic matrix is effectively reinforced via synergistic co-incorporation of pozzolanic wastes and nano-additives. In the composite system described above, silica-, alumina-rich pozzolanic materials serve …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 · pp. 131–141 Read article
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Management of Waste Generated in Steel Rerolling Industries of Nepal
Abstract: The study on nature and management of waste generated in iron & steel industries of Nepal provides an overview of the nature and type of waste generated and their current management practices. The purpose of the study was to identify the nature of waste generated in iron and steel industries of Nepal and recommend appropriate measures for its management. For this study, five iron & steel industries were visited to …
Published in Journal of Industrial Safety Engineering · Vol. 7, Issue 3, 2020 · pp. 1–7 Read article
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Production and Characterization of Cardanol Based Schiff Complexes and their Biological Significance
Abstract: Synthesis and analysis of cardanol consisted Schiff base ligand along with its complexes such as Cu, Co and Ni are considered as a novel tetradentate cardanol contained Schiff base ligand molecules for various biological effects. It is prepared by the condensation reaction of 2-aminophenol and di-α formylmethoxybis (3-pentadecenyl phenyl) methane which is termed as DFMPM in the molar ratio of 2:1. The characterization of the experimental compounds is done with …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 9, Issue 2, 2019 · pp. 19–24 Read article
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Particle Swarm Optimization based PID controller for Extrusion Process
Abstract: The process called extrusion was used for making objects of fixed cross-sectional profile by pushing or pulling the material through the die of the preferred cross-section. The extrusion process was a nonlinear process in which the quality of the product relies on various parameters such as temperature, extrusion speed, etc.; hence there should be a controller working in an optimized manner required to maintain these parameters properly suitable for the …
Published in Journal of Control & Instrumentation · Vol. 11, Issue 2, 2020 · pp. 10–16 Read article
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Secure Forge: Deepfake Image Detection Using Vision Transformers
Abstract: Deepfake technologies have become a major risk to the credibility and trustworthiness of digital visual information. Using powerful generative models like GANs and autoencoders, deepfakes can generate highly realistic fake videos and images, resulting in misinformation, identity theft, and public loss of trust in digital media. Classic Convolutional Neural Networks (CNNs) while being highly effective in initial-stage, deepfake detection tend to be limited by their local receptive fields and dependency …
Published in Journal of Image Processing & Pattern Recognition Progress · Vol. 12, Issue 3, 2025 · pp. 32–45 Read article
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Sustainable Innovations in Vapor Compression Systems: A Review of Heat Recovery and Environmental Performance
Abstract: Vapor compression refrigeration systems are widely used in residential, commercial, and industrial sectors, contributing significantly to global energy consumption and greenhouse gas emissions. This review explores sustainable innovations in vapor compression systems, focusing on waste heat recovery techniques and their impact on environmental performance. Key advancements include the integration of heat exchangers, ejector systems, and hybrid configurations that enhance energy efficiency while reducing refrigerant load and emissions. With a focus …
Published in Journal of Thermal Engineering and Applications · Vol. 13, Issue 1, 2026 · pp. 16–21 Read article
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Next-Gen Techniques for Bottleneck Detection in High-Performance Computing
Abstract: Modern computing systems face new challenges in bottleneck detection and mitigation due to their increasing complexity which stems from multi-core architectures alongside distributed platforms and real-time processing needs. Traditional methods like hardware profiling and static analysis which used to work well now struggle to keep up with the changing conditions of dynamic system behaviors and diverse computing environments along with variable workload patterns. The current limitations restrict their capability to …
Published in Recent Trends in Parallel Computing · Vol. 12, Issue 2, 2025 · pp. 09–14 Read article
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Carbon based Supercapacitor for Electric Vehicles
Abstract: Carbon materials, like activated carbon, and graphene, are abundant and can be produced sustainably. This eco-friendliness aligns well with the overarching goals of electric vehicle manufacturers who are keen to diminish their carbon footprint. Their compatibility with renewable energy systems also opens avenues for integrated energy solutions, enhancing overall system efficiency. Carbon-based supercapacitors hold significant promises as complementary energy storage devices in the electric vehicle landscape. While challenges related to …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 14, Issue 3, 2024 · pp. 01–11 Read article
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Suspension System with Combined Leaf and Helical Spring: A Review
Abstract: A good suspension system of any automobile vehicle must have minimum deflection, minimum weight, low maintenance and low operating cost with some other fine properties. Springs are major element of any suspension system and first line of its defense. If the suspension springs are rigid enough, they will not absorb road shocks efficiently, and if they are more flexible, then they will keep vibrating for a longer time even after …
Published in Journal of Automobile Engineering and Applications · Vol. 3, Issue 2, 2016 · pp. 28–36 Read article
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Enhancement in Biomedical Polymer Nanocomposites: Biocompatibility and Mechanical Property Predictions using Machine Learning
Abstract: A machine learning (ML)-based framework is developed and validated through experimental analysis and comparative modeling to enhance system dependability and improve prediction performance. The proposed framework includes key stages such as data preprocessing, feature evaluation, model training, and performance benchmarking to determine the most effective prediction technique. Several machine learning models were evaluated, including Ensemble models, Artificial Neural Networks (ANN), Decision Tree (DT), Random Forest (RF), Support Vector Machine (SVM), …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 275–296 Read article