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375 articles for “working concentration”
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A Descriptive Study on Contents Being Generalized in News Apps and Smartphone Users’ Attitude towards Them
Abstract: We are in an era where the emerging technologies play an important role in our routine life. Smartphones are one of those gifts of technology which made us depend on it for almost every task starting from carrying a grocery list to learning about an open-heart surgery. One of the popular categories of apps that we users often install is ‘News’ apps. This study will intend to find the user’s …
Published in OmniScience: A Multi-disciplinary Journal · Vol. 8, Issue 1, 2018 · pp. 1–7 Read article
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Evaluation Of Anti Obesity Activity Of Citrus Sinensis & Citrus Limon By High Fat Diet Induced Model Using Danio Rerio
Abstract: Obesity, defined by the World Health Organization (WHO) as an abnormal or excessive fat accumulation that may impair health, is becoming one of the greatest challenges to global health in this millennium, with more than 300 million men and nearly 450 million women obese globally in 2018. Obesity turns into serious problem globally. Zebrafish model can be used extensively for drug screening due to its low maintenance cost, comparatively short …
Published in Research and Reviews: A Journal of Pharmacology · Vol. 14, Issue 1, 2024 · pp. 24–31 Read article
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A Machine learning approach to asses carbon emission, utility to produce biomaterial
Abstract: The transportation sector, and the automotive industry in particular, has grown significantly over the last ten years. However, these quick advancements have also brought about important problems that require workable answers. The problem of carbon emission is responsible for global warming due to greenhouse gas emission. The present work is focused on CO2 emission from public and personal transport within Agra city on a real-time basis. In the context of …
Published in International Journal of Advanced Control and System Engineering · Vol. 3, Issue 1, 2025 · pp. 22–30 Read article
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The Solar Duo: Amplifying Energy Generation with Photovoltaics and Thermal Solar
Abstract: It is now essential to use renewable energy sources to address the problems of climate change and energy sustainability. Photovoltaics (PV) and thermal solar systems have come to be recognised as leading renewable energy technologies. This study examines the "Solar Duo," a PV and thermal solar technology combination that works well together to increase energy production and system efficiency. The document gives an overview of PV and thermal solar systems …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 10, Issue 1, 2023 · pp. 36–40 Read article
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Review on Design and Development of Hydrogen Production System using HHO Dry Cell Method
Abstract: The current work aims to review an experimental setup for the production of HHO gas. It involves the production of HHO gas by dry cell method, and selecting an appropriate electrolyte for production of HHO gas. The system involves sizing and selection of components like bubbler, measuring devices, moisture removal dryer and safety device like flash back arrestor. HHO gas thus produced can be used in a brazing, welding and …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 7, Issue 2, 2016 · pp. 56–59 Read article
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Polymer Composite-Supported Jackfruit Peel Adsorbent for Enhanced Copper (II) Removal from Wastewater: Batch Equilibrium and Isotherm Analysis
Abstract: The increasing concern of disposal of copper-containing effluents into the environment has led to heightened interest in designing cost-effective, eco-friendly and scalable adsorbent systems. Traditional metals and synthetically engineered sorbents prove to be effective; however, these systems are energy intensive. Agricultural residues entrapped in polymer composite systems constitute an economically feasible solution to this environmental challenge. This work reports on the design, characterization and performance evaluation of an economical adsorbent …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 375–390 Read article
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Synthesis and Characterizations of GeS0.5Se0.5 (I2) Single Crystals
Abstract: Material processing of layered structure remains a widely investigated subject in recent time due to their anisotropic properties. The large volume of work carried out in this field is of importance not only in basic science but also in industrial as well as energy applications. In this paper authors report growth of GeS0.5Se0.5 (I2) single crystals using Chemical Vapour Transport (CVT) technique with iodine as a transporting agent. Photograph of …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 7, Issue 1, 2019 · pp. 10–16 Read article
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A Systematic Review of Method Development and Validation for Ramipril Analysis Using Hplc in Cardiovascular Research
Abstract: The field of analytical chemistry encompasses a variety of methods that are crucial in determining the chemical composition of different substances. UV-visible spectroscopy and high-performance liquid chromatography (HPLC) are two widely utilized methods that are the subject of this article. UV-visible spectroscopy uses the Beer-Lambert law to quantify light absorption, which can provide information about the concentration of absorbing species. The method is based on how light and matter interact, …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 15, Issue 2, 2024 · pp. 37–44 Read article
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Design and Control of Three Phase Grid Connected Solar PhotoVoltaic Power System
Abstract: As the world power utilization quickly increments with populace development, new power era limits are obliged to cover that request. So there is requirement for force era utilizing renewable sources. Henceforth photovoltaic system is actualized to tie with the force framework. Keeping in mind the end goal to concentrate greatest force yield from PV framework proficiently, MPPT system is used. A DC-DC converter utilizes voltage source inverter which is controlled …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 1, 2015 · pp. 20–32 Read article
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Texture Study on 316L Weldments after Heat Treatments
Abstract: AbstractAustenitic stainless steels are regularly used as components in many parts and vessels work in the ocean. Also, 316L stainless steel (SS) is used in nuclear reactors, located near sea. 316L SS base metal (BM) and weld metal (WM) are aged at 450°C and at 350°C for 6000 hours and texture analysis using electron backscatter diffraction (EBSD) revealed that the texture is independent of delta-ferrite content. Inverse Pole Figures (IPF) …
Published in Journal of Thermal Engineering and Applications · Vol. 5, Issue 3, 2018 · pp. 1–10 Read article
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Hybrid Numerical–Artificial Neural Network Study of Chemically Reactive MHD Nanofluid Flow Incorporating Thompson–Troian Slip and Stefan Blowing
Abstract: Boundary layer behaviour in chemically reactive nanoliquid is significantly affected by surface conditions, magnetic fields, heat and mas transfer mechanisms. However, the combined impact of Stefan blowing and nonlinear Thompson–Troian slip under inclined magnetic fields remains mostly unexplored, particularly in mixed convection flows. In this research work, the flow of a chemically reactive nanoliquid over a permeable surface is investigated by considering the Troian slip, inclined magnetic fields, Stefan blowing, …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 409–425 Read article
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Study of a Mist Enhanced Evaporative Cooler
Abstract: Comfort air conditioning through vapour-compression refrigeration is commonly used and is the energy-intensive system. That to split air conditioning system is being employed to create cooling in closed spaces which lag in fresh air supply leading to an increase in carbon dioxide concentration in the cooled space. This is of very much concern towards to maintain indoor air quality. Evaporative Cooling (or Desert Cooling) concept is also a known phenomenon …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 12, Issue 3, 2025 · pp. 1–13 Read article
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DRIVER ANTI-SLEEP ALARMING AND PROTECTION
Abstract: Road accidents due to driver drowsiness is one of the biggest problems worldwide, which kills thousands of people every year. Fatigue slows the reaction time, reduces the concentration, and, most importantly, impairs the judgment, thus making drowsy driving as dangerous as drunk driving. To reduce such accidents, various technologies have been employed to develop driver anti-sleep devices. These include sensor-based detection, camera-based eye monitoring, EEG analysis, and real-time alert systems. …
Published in International Journal of Electronics Automation · Vol. 4, Issue 1, 2026 Read article
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Antibacterial Property of Crocus Sativus L.
Abstract: ABSTRACTCrocus sativus commonly called saffron has been used widely in Middle East and South East Asia as a drug to promote health and to fight diseases. Saffron though cultivated in different parts of the world, is mainly cultivated in Iran. It has wide range of medical uses such as antitumor, antifungal and antiinflammatory activities. Characteristic components of saffron are crocetin, picrocrocin and safranal that are responsible for color, bitter taste, …
Published in Research & Reviews : Journal of Herbal Science · Vol. 1, Issue 1, 2012 · pp. 17–23 Read article
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Catalyst, Mixed Catalyst and Additive Effects on the Oscillatory Behaviour of Pyrogallol based Chemical Oscillator
Abstract: The present work is aimed to investigate the effect of the metal ions used as single as well as mixed catalysts and Mo(VI) ion as additive on the oscillatory behaviour of the reaction system comprising of pyrogallol (1,2,3-trihydroxybenzene) as organic substrate and inorganic bromate as oxidant in aqueous sulphuric acid medium (1.5 mol Lï€1). The reactions were monitored both spectrophotometrically and potentiometrically. From kinetic study, the order of reactivity of …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 5, Issue 2, 2014 · pp. 11–19 Read article
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Synthesis and Characterization of Al-Mg-Si Alloy based Hybrid Composite Reinforced with SiC and Graphite
Abstract: The present work is carried out to investigate the mechanical properties of Al-Mg-Si alloy matrix based hybrid metal matrix composites (MMCs) using stir casting method owing to its popularity and large scale productions. SiC and graphite reinforcements were added each with 1%, 2%, 3% and 4% respectively to fabricate four composites specimens. X-ray diffractometer and scanning electron microscope were used for phase identification and microstructure characterization (SEM). Density, hardness, compressive …
Published in Journal of Polymer & Composites · Vol. 10, Issue 3, 2022 · pp. 9–19 Read article
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Automatic Gas Leakage Detection System
Abstract: This project report presents the design and implementation of a focused automatic gas leakage detection and ventilation system centered on the Arduino Nano microcontroller and the MQ-2 gas sensor. The primary function of the system is to detect flammable gases like LPG, propane, and methane using the MQ-2 gas sensor. This sensor continuously monitors the surrounding air for the presence of these gases. When the gas concentration crosses a predefined …
Published in Journal of VLSI Design Tools and Technology · Vol. 15, Issue 3, 2025 · pp. 29–35 Read article
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Role of Hot-Injection Technique for the Synthesis of Phase-Pure Kesterite CZTS Nanocrystals for Biosensing Applications
Abstract: Main Focus in this present work, is biosensing application of CZTS nanoparticle instead of established and mainstream photovoltaics application. Here, biocompatible CZTS have been synthesized using butylamine. The capping effect has been explored in two ways first, post synthesis ligand exchange from TOPO-capped CZTS (Ex-situ) and during synthesis (In-situ). The sample obtained after ex-situ ligand exchange was analysed for its stability using x-ray diffraction method (XRD), transmission electron microscopy (TEM) …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 20, Issue 3, 2018 · pp. 6–12 Read article
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An Experimental Examination of Palm Oil Blend with Diesel Fuel on Engine Execution and Outflow of a Diesel Engine: A Research
Abstract: The main objective of this research work was to optimize the performance and emission of four stroke, single cylinder, indirect injection, water cooled diesel engine operating on palm oil and diesel blend. The use of vegetable oil as a fuel in diesel engine causes some problem because of their high thickness contrasted and routine diesel fuel. Different methods and strategies are utilized to take care of the issues coming about …
Published in Journal of Thermal Engineering and Applications · Vol. 2, Issue 3, 2015 · pp. 1–7 Read article
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Optimized Design and Control of Oil Exploitation Strategies: An Assisted Approach
Abstract: Because there are so many factors and scenarios to consider, optimizing oil exploitation tactics requires complicated decision-making. Conventional approaches frequently concentrate on particular elements of the design infrastructure, which restricts their capacity to fully handle the process. In order to maximize a set of oil exploitation variables in a hierarchical fashion, this research proposes a novel assisted optimization technique that combines mathematical algorithms with engineering analysis. By grouping variables into …
Published in Journal of Petroleum Engineering & Technology · Vol. 15, Issue 1, 2025 · pp. 29–34 Read article