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919 articles for “top-down”
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Analyzing The Mechanisms of Polymerization and The Related Kinetic Pathways Using Refined Analytical Methods.
Abstract: In numerous sectors, polymeric materials play a crucial role, yet effectiveness is largely determined by their molecular structure and the processing parameters utilized. This investigation presents an integrative approach aimed at delineating the connections between polymer structure, properties, and processing through sophisticated characterization methods. With the implementation of small angle X Ray Scattering (SAXS),NMR(Nuclear magnetic resonance( spectroscopy) FM(Atomic Force Microscopy) and rheological analysis, we analyze the complex interplay between molecular …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 86–94 Read article
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Molecular Docking Analysis of Phytocompounds from Ficus hispida Aagainst Epidermal Growth Factor Receptor Kinase Domain
Abstract: The Epidermal Growth Factor Receptor (EGFR) kinase domain plays a key role in cancer, as it promotes tumour growth and helps cancer cells survive, making it an important focus for developing treatments. Through comprehensive computational analysis, this study investigates the anticancer potential of phytocompounds from Ficus hispida, a medicinal plant renowned for its diverse bioactive compounds, as novel EGFR inhibitors. Molecular docking techniques using Py Rx software were employed to …
Published in International Journal of Cell Biology and Cellular Functions · Vol. 3, Issue 2, 2025 Read article
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Molecular Docking Analysis of Phytocompounds from Ficus hispida Against Epidermal Growth Factor Receptor Kinase Domain
Abstract: The Epidermal Growth Factor Receptor (EGFR) kinase domain plays a key role in cancer, as it promotes tumour growth and helps cancer cells survive, making it an important focus for developing treatments. Through comprehensive computational analysis, this study investigates the anticancer potential of phytocompounds from Ficus hispida, a medicinal plant renowned for its diverse bioactive compounds, as novel EGFR inhibitors. Molecular docking techniques using Py Rx software were employed to …
Published in International Journal of Cell Biology and Cellular Functions · Vol. 3, Issue 2, 2025 · pp. 48–62 Read article
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Thermodynamic Analysis of Cascaded Organic Rankine Cycle for Optimizing Thermal Efficiency
Abstract: AbstractPower cycles converting medium temperature heat (~300°C) into electricity using working fluids like toluene, benzene etc. result in vacuum on condenser side operating near ambient temperatures. To overcome this, two stage cascaded power cycle is proposed with toluene in the top cycle and R- 245fa as a bottom cycle working fluid. In this scheme, condensation heat of toluene is used as a heat source for R- 245fa. A realistic analysis …
Published in Journal of Thermal Engineering and Applications · Vol. 5, Issue 3, 2018 · pp. 30–35 Read article
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Risk Assessment for Integrated Project Management System in Construction Industry
Abstract: AbstractThis paper presents a risk assessment model for construction projects. There are a number of problems in the construction industry in India that are attributed to various factors. The focus of the present research is to identify factors that influence the smooth completion of a project and develop a risk assessment model. The experience and success in the construction industry nowadays does not depend only on the traditional civil engineering …
Published in Journal of Construction Engineering, Technology & Management · Vol. 8, Issue 1, 2018 · pp. 20–25 Read article
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Preparing a Blueprint for Modification and Development of the Reality of the Construction Contracts in Iraq
Abstract: Inthe field of contractingthe contract is at the topof the commitmentsourcestothe twopartiesnamely;contractor andemployer, so itis necessary to know thematter related toa contractbecause the originalbase is that “the contract is a law ofcontractors”.The stateis able toprotect the public interest,accounting and punish the abusers, andthen cooperatingbetweenparties ofthe contract andfacilitating the implementation ofconstructioncontracts speeding indecision-makingregarding difficulties and problemsin thejusticeand fairness that become acceptable policywhich should be encouragedto workand protect itwithin the limitsprescribedlegally, because …
Published in Journal of Construction Engineering, Technology & Management · Vol. 6, Issue 2, 2016 · pp. 94–115 Read article
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Design of High Voltage Generation through Cockcroft–Walton Voltage Multiplier Circuit: A Review
Abstract: There are several advantages of High voltage DC (HVDC) system. However, the main limitation of the HVDC system is the generation of HVDC. Therefore, the objective of the paper is to emphasize the design of a high voltage generation through Cockcroft–Walton Voltage multiplier circuit. This paper focus on development in Cockcroft-Walton Voltage multiplier circuit since decades, various other topologies available, designing parameters of Cockcroft–Walton Voltage multiplier circuit. The paper tends …
Published in Journal of Control & Instrumentation · Vol. 11, Issue 3, 2020 · pp. 42–50 Read article
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Study and Design of Reconfigurable Processor Peripherals using Xilinx Tools
Abstract: AbstractXilinx Platform Studio used in this paper to create a reconfigurable processor system. The Xilinx Embedded Development Kit (EDK) software allows mapping processor of a Microblaze plus several on-chip peripheral bus (OPB) peripherals. The EDK bridges the gap between Hardware (HW) and Software (SW), flows by providing a single HW/SW design environment. Xilinx ISE is to create a top-level design hierarchy. It extends a fully software architecture by generating and …
Published in Journal of Electronic Design Technology · Vol. 9, Issue 1, 2018 · pp. 17–23 Read article
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Performance Analysis of Bridgeless Converter Based SMPS used for Welding Application
Abstract: Abstract: This paper deals with performance analysis bridgeless converter based switched mode power supply (SMPS) of improved power quality. Power Factor Correction (PFC) based bridge less SMPS having so many applications in the area of welding power supply with IPC. This topology based on the constant voltage output and output current varied according to load changes. In the proposed topology, it is replaced the front end diode bridge rectifier with …
Published in Journal of Electronic Design Technology · Vol. 10, Issue 1, 2019 · pp. 27–33 Read article
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Mathematical Modeling and Design of Improved Maximum Power Point Tracking System for Solar Photovoltaic System for Renewable Energy Applications
Abstract: This paper investigates the implementation of maximu m point tracking system for grid connected solar photovoltaic system using converters topology including maximu m power point tracking system. The implementation of maximu m point tracking system is realized with the help of incremental conductance method. The implementation is done for cuk converters and sepic converters to investigate the effect of maximu m power point tracking and effect of converter topology with …
Published in Journal of Electronic Design Technology · Vol. 12, Issue 3, 2021 · pp. 25–36 Read article
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A Review of Android Application Development
Abstract: Android applications are now ubiquitous and an essential element of the present and future landscape. With over 2.8 billion active users in over 190 countries and a market share of 75%, the Android Operating System is one of the most popular operating systems in the world. It is a Google-sponsored open-source operating system created by the Open Handset Alliance. It was also founded in 2003 by Andy Rubin, Rich Miner, …
Published in Journal of Electronic Design Technology · Vol. 13, Issue 2, 2022 · pp. 1–10 Read article
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IoT-Based Smart Automotive Parking System
Abstract: A billion devices and services can be connected to the Internet of Things (IoT) at any time, anywhere, and with a variety of applications. IoT has recently emerged as a technology. The topic of smart auto parking is one of the most important current research discussion topics on the IoT. Almost a million cars are on the highways of a modern urban city, but there is not enough parking. Also, …
Published in Journal of Electronic Design Technology · Vol. 13, Issue 3, 2022 · pp. 28–34 Read article
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Improvement of Sand Subgrade Soil Strength with Geogride Reinforcement
Abstract: The quality and life of pavement is greatly affected by the type of sub-grade, sub base and base course materials. The most important of these are the type and quality of sub-grade soil. But in Iraq most of the flexible pavements are needed to be constructed over weak and problematic sub-grade. Flexible pavements constructed on weak subgrade with low California bearing ratio (CBR) are required to increase its total thickness. …
Published in Journal of Geotechnical Engineering · Vol. 3, Issue 1, 2016 · pp. 14–19 Read article
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Squat Angle Detection Instrument for Powerlifting Sport
Abstract: Squat exercise in powerlifting is prominent for building lower limb muscles of the body which issupported on the feet and the knee is bent so that the buttocks rest on the heel. Powerlifting Squatrequires the lifter to squat down until “the top surface of the legs at the hip joint is lower than the topof the knees”. In powerlifting, the qualifying weight for a squat must be 90 kg or …
Published in Journal of Mechatronics and Automation · Vol. 10, Issue 1, 2023 · pp. 40–51 Read article
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Computational Modeling on Behavior of Annular Stone Column with Variation of Parameters in Stratified Soils
Abstract: Many studies made reports on the soft soil improvement by the application of stone columns.Ordinary stone columns are installed by vibro-replacement method in the field to be get compacted. The material requirement will be based on diameter of column and encasement around the column can be provided to get more loading ability. In this study, the modification of stone column by changing its structure from solid stone column to hollow …
Published in Journal of Materials & Metallurgical Engineering · Vol. 12, Issue 3, 2022 · pp. 9–17 Read article
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A Transformer-based Multilevel Inverter with Lesser Components
Abstract: This paper presents a multilevel inverter topology with lesser number of components than a conventional multilevel inverter, thereby reducing the overall cost of the same. Here, a nine-level transformer-based multilevel inverter topology is proposed which uses only 8 switches while a conventional transformer-less multilevel inverter uses 16 switches for achieving the same voltage level. The structure consists of a single dc source feeding two standard H-bridges. The process of intermediate …
Published in Journal of Microelectronics and Solid State Devices · Vol. 6, Issue 2, 2019 · pp. 1–12 Read article
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Study of Current Conveyors for Signal Processing Applications
Abstract: Current conveyors are basic analog building blocks used for voltage as well as current processing applications. Current conveyors are used as a voltage or current buffer in many applications. They are used for high frequency, high bandwidth, high dynamic range, better linearity, high driving capability, low voltage and low power applications. Current conveyors modify the limitations of low impedance at the output, tradeoff between speed and bandwidth and constant gain …
Published in Journal of Microelectronics and Solid State Devices · Vol. 4, Issue 1, 2017 · pp. 7–14 Read article
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Performance Improvement of Nano Field Effect Transistor Based on Zinc Oxide Semiconducting Materials – a Critical Analysis
Abstract: New semiconductor materials and new shapes for contemporary nanostructured semiconductor devices, like nanowires, have been researched as a result of advancements in transistor technology. Because of their unique electrical, photonic, and sensing capabilities, nanowires (NWs) constructed of various semiconductor material systems (gallium arsenide, zinc oxide, etc.) have been the subject of intense research over the past 20 years. Due to its distinctive properties, including high electron mobility, high crystalline quality, …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 99–107 Read article
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Software and Hardware Implementation of Quasi z Source Inverter in DC-DC Converter with DC Motor as Load
Abstract: DC/DC power converters are employed in applications like telecom, industrial, automotive, military, aerospace and motor drives. The dc/dc converter market is forecast to grow at a strong rate to $ 4.3 billion by 2016. The primary factor limiting the widespread application of low voltage producing renewable energy sources to motor load is interfacing of converter system. The traditional voltage source inverter (VSI) cannot be dealt without overrating of inverter because …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 3, 2015 · pp. 97–107 Read article
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Photovoltaic System Based Modified SEPIC Converter with Perturb and Observe Algorithm
Abstract: In recent years, because of the increasing demand of the electrical energy, the solar energy has been considered as one of principal renewable energy sources for electric power generation. As it has low power efficiency; to increase the extracted power from PV system is a matter of concern. To extract maximum power, a maximum power point tracking (MPPT) controller is necessary in a PV system. In this paper, a PV …
Published in Journal of Power Electronics and Power Systems · Vol. 7, Issue 2, 2017 · pp. 33–41 Read article