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1495 articles for “work”
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Determination of Poly Chlorinated biphenyls in sediment of Trondheim fjord (Norway) and Lake Tana (Ethiopia) using pressurized liquid extraction (PLE) and Gas Chromatography – Mass Spectrometry (GC-MS).
Abstract: The presence of polychlorinated biphenyls (PCBs) in the environment is of great concern, as they are compounds that are hazardous to the environment and human health. Environmental investigations of PCBs can be challenging as they are found in trace amount, thus, it is important to have a reliable method for the determination of PCBs in environmental samples. In this work, an analytical method for the determination of PCBs in marine …
Published in International Journal of Environmental Chemistry · Vol. 5, Issue 2, 2019 · pp. 1–10 Read article
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Biokinetic Model of Crude Oil degradation: The Integration of Moringa-Alcohol-Water Root Extracts
Abstract: Mathematical model was developed to study the crude oil degradation on the effect of moringa-alcohol-water root extracts. In different soils environment of Niger Delta area of Nigeria. The mass of moringa in alcohol and water used for this research work is 500g and 600g. In all cases the decrease with increase in the period of exposure (Time) for remediation of the contaminated soil types studied for the first order rate …
Published in International Journal of Environmental Chemistry · Vol. 6, Issue 2, 2020 · pp. 1–12 Read article
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Effect of Temperature on Fungi Concentration in Crude Oil Remediation in an Aerated Bioreactor
Abstract: This research work was conducted to demonstrate the significance of temperature on the characteristics of fungi growth of crude oil degradation in fresh and salt water media. Comparison of fresh and salt contaminated water media was examined, the effect of temperature on crude oil degradation and the characteristics of total heterotrophic bacteria and fungi action. For Total Heterotrophic Fungi (THF) were Aspergillus niger, Aspergillus flavus, mucor sp, penicillium sp, Aspergillus …
Published in International Journal of Environmental Chemistry · Vol. 8, Issue 2, 2022 · pp. 12–21 Read article
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ANALYSIS OF FE AND TOTAL IRON BINDING CAPACITY (TIBC) IN CORD AND MATERNAL BLOOD SERUM
Abstract: This work explains the correlation between antenatal maternal blood and umbilical cord blood iron levels and it was not found to be closely related previously. It is observed that economic background of the patients influences the normal range of Iron binding level in Umbilical cord blood of the neonates selected from a government hospital, India. This investigation concludes that low Fe content in Umbilical cord blood makes the child susceptible …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 3, Issue 2, 2017 · pp. 25–37 Read article
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Design of a Continuous Stirred Tank Reactor for Acetic Acid Production Using Homogeneous Catalyzed Reaction
Abstract: The carbonylation of methanol to give acetic acid is one of the most important homogeneously catalyzed industrial processes. Detailed work has been carried out by researchers on its kinetic study and attempt to increase the activity of the catalyst. In this work attention is focused on the design of a continuous stirred tank reactor (CSTR) for the production of 210, 000 tons per year of acetic acid. At a maximum …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 7, Issue 1, 2021 · pp. 17–38 Read article
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AN EXPERIMENTAL STUDY ON HAZARDS OF TOBACCO CHEWING AMONG LABORS IN JAIPUR DISTRICT RAJASTHAN
Abstract: An experimental study conducted on the risks of chewing tobacco among the jobs that work in Jaipur. The aim of the study is to evaluate the effectiveness of planned planned instructions (PTP) in the knowledge of the dangers of chewing tobacco and to raise awareness about the dangers of chewing tobacco among people. The 60 works were selected through an intentional factory sampling technique in Jaipur and the tool was …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 4, Issue 1, 2018 · pp. 28–31 Read article
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A Generic Assessment of Commercial Battery based Energy Storage Projects Round the World
Abstract: The importance of battery based electrical energy storage projects is on the rise globally, especially in conjunction with the boom in renewable energy technology deployment all over the world. A number of large scale battery energy storage projects have already been deployed and several more are in the pipeline. Along with it, research and development activities on novel battery chemistries are being actively pursued. This work aims to present major …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 6, Issue 2, 2020 · pp. 1–9 Read article
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Development of Biokinetic Model for Crude Oil Remediation using Neem-Water-Alcohol Root Extracts
Abstract: Model was developed to examine the degradation of crude oil in different soil environment using Neem roots extract subjected in fermentation for a period of one week. The Neem roots extract of 500g and 600g was used in carrying out the research work and both was extracted from fermented Neem roots in alcohol medium. The reaction mechanism was tested using first order rate constant with Neem treatment in both solvent …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 6, Issue 2, 2020 · pp. 1–15 Read article
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Molecular Study of Indian Herbals at Microwave Region Using Time-domain Spectroscopy
Abstract: The dielectric properties of liquids are useful to some extent to understand the liquid structure and molecular interactions therein. The study of dielectric properties of liquid materials is necessary not only to understand the liquid structure but also to provide technical data for practical uses in industry, science, medicine, and engineering. Time-domain spectroscopy (TDS), a spectroscopicmethod used in physics uses brief terahertz radiation pulses to examine the characteristics of matter. …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 8, Issue 1, 2022 · pp. 23–28 Read article
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Investigation of Mild Steel Corrosion by Clay Soil Environment
Abstract: This research work was carried out to observe the microbiologically induced corrosion in relation to mild steel of clay soil environments. We analyzed the physicochemical parameters and ascertained their biological features and impacts in the soil environment. In course of this research work, clay soil samples were collected in exactly four different locations at 100 m to 200 m and mixed together to form a single sample (sample D). The …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 8, Issue 2, 2022 · pp. 54–63 Read article
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Using Pavement Automated Monitoring System in Prioritization of Maintenance Decisions
Abstract: The road transportation system greatly affects the development of economy and social activities for the country. However, pavement maintenance and rehabilitation may be extremely costly and require a lot of funds and resources. Therefore, it is essential to spend these funds in an optimal way. In recent years, the major challenge that have faced most of highway management agencies in Iraq is how to preserve the road network at an …
Published in International Journal of Construction Engineering and Planning · Vol. 1, Issue 1, 2015 · pp. 1–13 Read article
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Evaluation of Manpower Training and Development in Nigeria Construction Industry
Abstract: Abstract Lack of technical and managerial skill is often identified as one of the major problem facing construction industry in developing countries resulting in poor competitiveness with their developed and industrialized counterparts. Research had shown that building failure is not only caused as result of inefficient design, lack of standard materials, but also due to lack of skilled labour in the construction project. This research evaluate manpower training and development …
Published in International Journal of Construction Engineering and Planning · Vol. 2, Issue 1, 2016 · pp. 13–26 Read article
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Evaluation of Challenges to Women Participation in the Nigeria Construction Industry
Abstract: Construction industry is a mobile industry which always has its production site wherever contract is given. Participation of women in the profession is not being encouraged as there male counterpart. This paper is to assess the barriers to women participation in the construction industry in Nigeria. The cause for this was reviewed through the consultation of literatures and the used of questionnaires. Some factors are identified as challenges and at …
Published in International Journal of Construction Engineering and Planning · Vol. 2, Issue 2, 2016 · pp. 5–13 Read article
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Isolation Technique in Bridge, Building
Abstract: Seismic Isolation is simple structural design approach to mitigate or reduce earthquake damage potential. It is easiest to see the principle at work by referring directly to the most widely used of these advanced techniques, known as ‘Base Isolation’. A base isolated structure is supported by a series of bearing pads, which are placed between the buildings and building foundation. Base isolation has now been used in numerous building in …
Published in International Journal of Construction Engineering and Planning · Vol. 2, Issue 2, 2016 · pp. 1–4 Read article
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Evaluation of Strength in Natural Bricks by Using Mineral Admixtures
Abstract: In the construction field nowadays substructures and superstructure are adopted by bricks only for the framed type of structure and also load bearing wall adopted for bricks in super structure works. Last four decades in our Tamil Nadu more number of bricks were used for the buildings. In this work, it is decided to design an alternate to clayey soil with addition of stabilisers such as fly ash, rice husk …
Published in International Journal of Construction Engineering and Planning · Vol. 3, Issue 1, 2017 · pp. 85–89 Read article
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Effect of Opening Shapes and Sizes on the Gravity Dam
Abstract: Design of gravity dams is an important issue in dam engineering. Opening in the dam plays a vital role in the failure of the gravity dam. In the present work finite element analysis of the gravity dam for different opening shapes and sizes are studied. Koyna dam is considered for the analysis. Study of stress concentration and deformation generated in the dam is conducted in the present work. Two different …
Published in International Journal of Construction Engineering and Planning · Vol. 3, Issue 2, 2017 · pp. 1–8 Read article
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Compressive Strength, Water Absorption and Temperature Effects on Partial Replacing Cement with GGBS, Micro Silica and Fly Ash
Abstract: Widespread research work for decades also in development throughout the globe in concrete technology in finding substitute materials which can incompletely change Pozzolonic Portland Cement (PPC) and which can also meet the necessities of the strength and durability performance of industrial by products like micro silica, ground granulated blast furnace slag, fly ash, etc. now termed as complimentary cementations materials (CCM) are quite promising. The increased quest for sustainable and …
Published in International Journal of Construction Engineering and Planning · Vol. 4, Issue 2, 2018 · pp. 30–37 Read article
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Identification of KPIs in Construction Industry: A Review
Abstract: The success of any construction project depends on project performance. Construction industry contains large number of parties, i.e. clients, stakeholders, shareholders, consultants, contractors, regulators and others. The factors that affect the performance of construction projects result in disputes, claims, failures and delays in construction. Through performance measurement, organizations can improve their productivity and also compare it with their competitors, as well as identifying their weakness. The main aim of this …
Published in International Journal of Construction Engineering and Planning · Vol. 5, Issue 1, 2019 · pp. 28–38 Read article
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Determination of the optimum magnetic exposure time for magnetic water concrete
Abstract: The purpose of this study was to investigate the effect of magnetic water on the workability and compressive strength of concrete, and also to find the optimum time for exposing water to magnetic field, for which maximum compressive strength of concrete will be achieved. In this research, water was exposed to magnetic field of 336mT per magnet for a duration of 12, 18, 24, 36, and 96 hours, after which …
Published in International Journal of Construction Engineering and Planning · Vol. 6, Issue 1, 2020 · pp. 34–42 Read article
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Procurement and Deployment of Equipment for Contracts in Civil Engineering Construction
Abstract: Many contracts have suffered a lot of delays and have faced challenges due to procurement-related matters and inadequate manpower to handle equipment for optimal performance. This study was aimed at the procurement of equipment and utilization of machines in civil engineering contracts. Methodology is basically site visitation, literature review and discussion with engineers, experts and workers on site. Parameters are liable for the procurement of materials and utilizing their lead …
Published in International Journal of Construction Engineering and Planning · Vol. 8, Issue 2, 2022 · pp. 29–37 Read article