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1334 articles for “Rats”
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Investigation of 2, 4-D Hepatotoxicity and Lepidium sativum Antitoxicity on Rat Tissue using FT-IR Spectroscopy
Abstract: Pesticides have been proven to induce various toxicities in animals, plants and humans. The current study aimed to apply FTIR spectroscopy for the investigation of the antitoxic effect of the medicinal plant Lepidium sativum (LS) against the pesticide 2, 4-dichlorophenoxyacetic acid (2, 4-D) hepatotoxicity. Twelve male albino Wister rats were divided into four groups (control, protective, curative and LS only) and were treated for 4 weeks. Results indicated that the …
Published in International Journal of Animal Biotechnology and Applications · Vol. 6, Issue 1, 2020 · pp. 17–29 Read article
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Crime Rate Prediction System Using Machine Learning.
Abstract: Crime rate prediction is an important research area that helps law enforcement agencies to take proactive measures to prevent crime. The proposed model uses a combination of historical crime data to predict crime rates.The proposed model uses a supervised learning approach where the crime rate is predicted based on a set of input features. The input features include historical factors such as area, year, crime type. This paper presents various …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 9, Issue 1, 2023 · pp. 18–27 Read article
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The Effect of Compression Ratio on the Performance and Emissions of Internal Combustion Engine Using Oxy Fuels
Abstract: Energy sources are becoming a major issue, with the main concern being cost and continuous supply. The production of oxy fuels is cheap, simple and environmentally friendly, as well as being able to be produced locally, reducing the cost of transporting fuel. Oxy fuels are used as a pure fuel directly in an engine or can be mixed with fossil fuel. The fuels granted under oxy fuels are methanol, ethanol, …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 5, Issue 2, 2019 · pp. 1–10 Read article
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Effects of Compressor Pressure Ratio and Combustion Chamber Exhaust Gases Temperatures on Gas Turbine Cycle Performance
Abstract: Today, we are seeing an increasing share of gas power plants in the production and supply of electricity therefore, it is essential to know the impact of different factors on the performance of these plants.The main purpose of this study is to investigate the effect of different parameters such as compressor pressure ratio and temperature of the combustion chamber on the performance of gas turbines .First, the thermodynamic relationships governing …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 6, Issue 1, 2020 · pp. 1–6 Read article
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Isothermal CSTR Heat Exchanger Rating Models for Acetic Acid Production using Homogeneous Catalysed Reaction
Abstract: This work deals with the development of design models for heat exchanger rating in homogeneouscatalytic acetic acid production at isothermal condition exploiting the derived continuous stirred tankreactor heat generation per unit volume equations at constant temperature. Coil in tank heatexchanger is invoked for this study resulting to novel design equations which were stochasticallyexamined and found to be capable of simulating the rating performance dimensions as a function ofkinetic parameters. The …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 7, Issue 1, 2021 · pp. 14–28 Read article
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Analysis of Box Culvert with Different Aspect Ratio
Abstract: Box culverts are the default buried structure type, where pipe solutions are not suitable. Their larger openings are often required to provide adequate hydraulic capacity. Box culverts are also frequently used for pedestrian or cattle underpasses. The reinforcement used in concrete box culverts can be either conventional bar reinforcement or welded wire fabric. Welded wire fabric has yield strength slightly larger than conventional bar reinforcement. Standard designs for precast concrete …
Published in International Journal of Transportation Engineering and Traffic System · Vol. 3, Issue 1, 2017 · pp. 32–38 Read article
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Economical Size of Over Head Tanks by Height/Diameter Ratio
Abstract: Storage reservoirs and overhead tanks are used for the storage of various products like water, liquid petroleum, petroleum products and similar liquids. The force analysis of the reservoirs or tanks is about the same irrespective of the chemical nature of the product, unless the product is corrosive. For a very high value of H/D, cost of OHT is higher as width of vertical increases due to hoops stress. Similarly, for …
Published in International Journal of Water Resources Engineering · Vol. 3, Issue 1, 2017 · pp. 55–59 Read article
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Predicting Dispersion Rate of Nitrobacter Pressured by Potassium Deposition in Silty Clay Formation at Wetland Area of Port Harcourt
Abstract: This study predict the dispersion rate of Nitrobacter in silty clay, the study were developed to determine the rate of dispersions under the pressure of phosphorus in the study area, coastal deposition were observed to develop lots of Nitrobacter contaminant in the coastal environment, investigation carried out by other experts proof abortive in monitoring and evaluation of dispersion rate in the costal location, based on this factors, it becomes imperative …
Published in International Journal of Water Resources Engineering · Vol. 4, Issue 1, 2018 · pp. 45–51 Read article
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Arduino Based Smart Automatic Ration Distribution System Using Fingerprint Sensor
Abstract: Today’s ration distribution system faces several challenges and plenty of problems like non legal importing and corruption of products happens in the ration distribution centers in India. These controversies embrace irregular activity of the products, wrong entries within the manual stock register. Alternative times the particular product provided by the government for the distribution does not reach the common people. In our project, we have got replaced the manual work …
Published in International Journal of Image Processing and Pattern Recognition · Vol. 5, Issue 2, 2019 · pp. 7–13 Read article
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Experimental Investigation of Three Pass Helical Coil Heat Exchanger Keeping Constant Mass Flow Rate of Tube Fluid
Abstract: Heat exchanger is an adiabatic steady flow, open system in which two flowing fluid exchange or transfer heat without loosing or gaining any to the ambient. Heat exchangers are the important engineering systems with vast variety of applications including power generation, heating ventilation and air conditioning systems, nuclear, heat recovery systems, food and paper industries and many more. Helical coil structure configuration is very effective for heat exchangers because it …
Published in International Journal of Mechanics and Design · Vol. 6, Issue 2, 2020 · pp. 17–22 Read article
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Common Fixed Point Theorem in 2-Metric Space Satisfying Rational Inequality
Abstract: Some common fixed point theorems using a new technique by altering distance between the points with the help of certain continues control function. On the other hand, some fixed point theorems by using a non monotonic control function and discussed the importance of control function. In this study, using more general condition satisfying rational inequality along with by proving common fixed point theorem in 2-Metric space.
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 5, Issue 1, 2019 · pp. 1–3 Read article
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Association of Caffeine Consumption and Self-Rated Health among Young and Older Adults
Abstract: Background: European Food Safety Authority (EFSA 2015) reported that moderate daily caffeine consumption at levels up to 400 mg/day do not raise safety concerns and not associated with adverse effects in healthy adult population, while, high levels of caffeine consumption have been linked to a variety of illnesses such as cancer, heart disease, and diabetes. Despite these findings, there remains a gap in research relating to whether caffeine consumption adversely …
Published in International journal of Nursing Science Practice and Research · Vol. 4, Issue 2, 2018 · pp. 40–61 Read article
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Evaluation of Green Rating System for Building
Abstract: Civil Industry is a rapidly growing industry in this is due to the country's huge economic, social, and infrastructural development. This development of the construction industry leads to a negative impact on the environment and harms human beings. Hence, to reduce this the concept of ‘Green Building Technology is put forward in recent years. Green Building Technology is a rating system adopted worldwide which provides unique guidelines to make construction …
Published in International Journal of Construction Engineering and Planning · Vol. 9, Issue 1, 2023 · pp. 39–45 Read article
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Optimization of CNC Machining Parameter for Al6061 to Improve Surface Roughness and Material Removal Rate
Abstract: In the present study effect of cutting parameter on material removal rate and surface roughness are measured and they are optimized. The experiment is performed on Al6061 work material. Design of experiment is done with Taguchi method. Input parameters taken for experiment are speed, feed and depth of cut for turning and surface roughness and material removal rate are output responses parameter. The analysis is carried out using S/N ratio …
Published in International Journal of Manufacturing and Materials Processing · Vol. 3, Issue 2, 2017 · pp. 29–35 Read article
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Taguchis Parameter Design Approach to normal cement concrete mixture proportioning
Abstract: This paper presents the results of the optimization of normal cement concrete mixture using Taguchi approach. The Taguchi experiments were designed using an L9 orthogonal array with three factors and three levels each. The water-cement ratio (W/C), total aggregate-cement ratio (TA/C) and total aggregate-water ratio (TA/W) were treated as the control factors. The effects of the water-cement ratio, total aggregate-cement ratio and total aggregate-water ratio on the compressive strength were …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 4, Issue 2, 2018 · pp. 23–29 Read article
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A Review on Hybrid Honeycomb Engine Mounts for Vibration Isolation in Variable Compression Ratio Engines
Abstract: The increasing sophistication of modern engine systems has highlighted the importance of advanced vibration control methods. Engines today are required to function under continuously changing operating conditions, particularly in Variable Compression Ratio (VCR) systems, where vibration behavior becomes highly complex, non-linear, and dependent on time. Under such circumstances, conventional engine mounts often struggle to deliver stable and consistent performance. In contrast, hybrid honeycomb structures offer significant advantages due to their …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 12, Issue 1, 2026 · pp. 29–34 Read article
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Right Hand Circularly Polarized Ku-Band Patch Antenna withImproved Axial Ratio Bandwidth for Small Satellite Application
Abstract: This study presents the design and fabrication of a Ku-band patch antenna that achieves right-hand circular polarization (RHCP) with an enhanced axial ratio (AR) bandwidth. The proposed antenna consists of two circular split ring resonators(SRRs) and a T-shaped feedline. To achieve circular polarization, circular split ring resonators were placed symmetrically at both ends of the T-shaped feedline. The proposed antenna has been carefully designed and simulated using the CST Microwave …
Published in International Journal of Microwave Engineering and Technology · Vol. 11, Issue 2, 2025 · pp. 56–63 Read article
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Improve the Process Parameters for Evaluation of Material Removal Rate (MRR) on Turning Operation using Carbide Insert Tool
Abstract: Abstract The Material Removal Rate (MRR) is a critical performance indicator in turning operations, directly influencing productivity, cost-efficiency, and part quality. In this study, the focus is on optimizing the process parameters to improve MRR during turning operations using carbide insert tools. Carbide inserts are favored in machining due to their high hardness, wear resistance, and ability to withstand elevated cutting forces, making them suitable for high-performance turning operations. The …
Published in International Journal of Manufacturing and Materials Processing · Vol. 11, Issue 1, 2025 · pp. 17–24 Read article
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Comparison of Theoretical and Experimental Approach to Predict Crude Oil Spreading Rate in Niger Delta Area, Nigeria
Abstract: Theoretical and Experimental approach was employed to examine the rate of crude oil characteristics upon the influence of transport and spreading, using Niger Delta raw crude oil. The major raw crude oil used for this investigation are Escravos crude oil, Brass blend and Bonny light and the rate of transport and spreading was monitored based on the laboratory set – up experiment. Mathematical model was developed to monitor, predict and …
Published in International Journal of Chemical Engineering and Processing · Vol. 4, Issue 2, 2018 · pp. 27–37 Read article
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Modelling the Effect of Functional Parameter Upon Temperature on The Biodegradation Rate of Hydrocarbons: A Mathematical Review
Abstract: As oil industries continue exploration and exploitation of the environment, the tendency of oil spillage, and by extension, pollution of the marine and coastal environment is on the rise. Therefore, this research work reviews the methodologies or ways of curbing this menace which includes the use ofmicrobes to consume or ‘eat up’ such oil spills in a series of redox processes. However, several factors affect the rate of consumption of …
Published in International Journal of Chemical Engineering and Processing · Vol. 8, Issue 1, 2022 · pp. 43–49 Read article