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1600 articles for “Availability”
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Synthesis and Study of Different Thioamides as Corrosion Inhibitors
Abstract: Many organic compounds having electron rich atoms in their structures, such as nitrogen, and sulphur are widely use in lubricating additives, in the oil industry to minimize corrosion. The presence of electron rich atoms in the molecules increases its ability to form coordinate covalent bonds with the metal atoms, involved in the corrosion environment. Compounds based on fatty amines, aromatic amines, imidazoline, diamidazoline, and fatty amides are now, uses as …
Published in Journal of Catalyst & Catalysis · Vol. 3, Issue 3, 2016 · pp. 18–25 Read article
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H2 Production by Methanol Steam Reforming over Copper Impregnated Anodized Aluminum Oxide (AAO)
Abstract: Hydrogen production by methanol steam reforming (MSR) is easy and simple as compared to other reforming methods using fossil fuels such as methane steam reforming. The catalysts for MSR are well developed and available commercially. When constructing a small or micro reformer, the catalyst often needs to be coated on the wall of the metal substrate. In this case, the bonding between the metal surface and the catalyst layer must …
Published in Journal of Catalyst & Catalysis · Vol. 1, Issue 1, 2014 · pp. 23–28 Read article
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Synthesis of Biodiesel fuel additive from Glycerol using Cationic ion exchange resin- A review
Abstract: With the alarming increasing of oil consumption and the number of automotives being instilled, there has been immense research taking place to find a sustainable fuel to replace the current fossil fuels and also not render the current automotives obsolete. The current favorable solution to this is Biodiesel which can be generated either from oil seeds or waste vegetable oils. The selectivity of this process is 90% and the byproduct …
Published in Journal of Catalyst & Catalysis · Vol. 6, Issue 3, 2019 · pp. 1–8 Read article
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Review on: Case study for the Construction of Particleboard Using Sugarcane Bagasse
Abstract: The major objective of this review paper was construction of particleboard using sugarcane bagasse. Particleboard is a wood-based panel product manufactured under pressure and temperature from the particles of wood or other any lignocellulose fibrous materials and a binder. It is used widely in the manufacture of furniture, floor underlayment and interior decoration. A primary lignocellulose material used in the particleboard industry is woods, but non-woods plant fibers and agro-based …
Published in Journal of Catalyst & Catalysis · Vol. 6, Issue 3, 2019 · pp. 14–24 Read article
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Review on role of lime on soil acidity and soil chemical properties
Abstract: One of the chemical soil degradation difficulties which affect soil production in the Ethiopian highlands is due to soil acidity. These review efforts to put together soil acidity concept, causes extent and management practices. Soil acidity is the problem of agricultural activities in Ethiopian highlands or cultivated lands and is getting an increase. To adjust acid soils and increase yields of crops of their choices farmers need simple and supportable …
Published in Journal of Catalyst & Catalysis · Vol. 8, Issue 1, 2021 · pp. 33–41 Read article
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Zeolite-Y Encapsulated Copper (II) and Cobalt (II) Species as Hybrid Nano-catalysts: Structural and Catalytic Aspects
Abstract: Special properties inherent to zeolites in facilitating the construction of novel supramolecular assemblies by encapsulation of guest molecules (metal complexes) into their large cages can be utilized to use these assembled materials as novel catalysts. These modified solids have the advantages of both behaving as the homogeneous and the heterogeneous catalytic system. In the present work, copper (II) and cobalt (II) complexes of 2-amino ethanoic acid (2-AEA) encapsulated in the …
Published in Journal of Catalyst & Catalysis · Vol. 8, Issue 1, 2021 · pp. 19–32 Read article
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Preparation and Evaluation of Abaca and Pineapple Leaf Fiber Reinforced Hybrid Thermoplastic Composites
Abstract: Natural, biodegradable, and renewable materials are intended to take the place of synthetic ones in current research. Natural fiber composites are the subject of extensive research due to their special qualities and environmental friendliness. The fact that natural fibers are readily available, manageable, and biodegradable makes them advantageous. Evaluation of the changes in the mechanical properties of polypropylene reinforced with chopped pineapple leaf and abaca fiber is the objective of …
Published in Journal of Catalyst & Catalysis · Vol. 9, Issue 3, 2022 · pp. 15–26 Read article
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Influence of Waste Marble Powder by Partially Replacement of the Cement with M30 Grade to form Green Concrete
Abstract: This paper presents the study of concrete mix design using marble powder. Along the rapid growth of human needs in many sectors, a significant decrease in the availability and viability of the natural resources was always faced. Leaving the waste materials to the environment directly can cause environmental problem. Hence the reuse of waste material has been emphasized. The use of waste marble powder (dust) was proposed in partial replacement …
Published in Journal of Construction Engineering, Technology & Management · Vol. 8, Issue 2, 2018 · pp. 28–32 Read article
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STUDY OF GEO-POLYMER CONCRETE MADE BY USING NATURAL RIVER SAND WITH DIFFERENT POZZOLANIC MATERIAL – A REVIEW
Abstract: Geo-polymer is a new research topic in the construction industry in which cement is fully replaced by pozzolanic materials like fly ash, Ground Granular blast furnace slag, Rice husk ash, silica fume and alccofine etc. activated by highly alkaline solutions to act as a binder in the concrete mix. The result of previous experimental work reveals that normal concrete manufactured with natural river sand replaced up to optimum percentage by …
Published in Journal of Construction Engineering, Technology & Management · Vol. 8, Issue 3, 2018 · pp. 42–50 Read article
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DESIGN MANAGEMENT FOR EPC CONTRACT
Abstract: Design management can be defined as the effective management of design process, design planning, cost-effective design, allocation of design liability, and co-ordination of project participants during design process. The fundamental principle of design management is to provide a co-ordinated design on time by fulfilling client’s requirement. Co-ordination among designer, client and contractor is a widespread problem in the construction industry.Significant advances have made for EPC contract; but only a few …
Published in Journal of Construction Engineering, Technology & Management · Vol. 9, Issue 1, 2019 · pp. 21–25 Read article
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Input of Effective Cost Control in the Management of Construction Works and Architectural Excellence in Nigeria
Abstract: Effective cost control is crucial to the management of construction projects and this can affect the management of construction works and architectural excellence. This research investigated into the essence cost control in project management and excellent architectural delivery despite scarce resources for the optimum benefits of the client, civil engineers and other parties to a construction contract. Secondary data collection was based mainly on the assessment of related past literature …
Published in Journal of Construction Engineering, Technology & Management · Vol. 9, Issue 3, 2019 · pp. 6–15 Read article
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Forecasting of Factors Affecting Thermiston Work Productivity Estimation by Using Artificial Neural Network
Abstract: The research aims to find factors affecting of Thermiston work productivity and the derivation of an equation to predict the rates of Thermiston work productivity by using artificial neural network technology and compared with traditional methods. The Artificial Neural Network with multilayer by back-propagation error technique for modeling the productivity estimation is used, it is founded that the ANN are able to manage to, can predict the productivity for Thermiston …
Published in Journal of Construction Engineering, Technology & Management · Vol. 7, Issue 1, 2017 · pp. 10–21 Read article
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Ranking of Relative Importance of Productivity Factors in Indian Construction Projects
Abstract: Productivity remains an intriguing subject and a dominant issue in the construction sector. Best performance is unachievable with poor productivity resulting in time over-run and consequently cost escalation of projects. Hence, productivity is of critical importance to the profitability of most construction projects and it is essential that attempts to be made to improve productivity. Any improvement in productivity cannot be achieved without understanding the factors that adversely affect productivity. …
Published in Journal of Construction Engineering, Technology & Management · Vol. 7, Issue 1, 2017 · pp. 67–77 Read article
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Project Management Maturity Model (PMMM) in Construction Industry
Abstract: Construction industry has a major role in social and economic development. However, high investment and large scale operation are some of the major problems in this industry, which is in sharp contrast with inferior management and low benefit. So project directors are seeking ways to improve their organizational management company's level to complete and control the implementation of their projects efficiently. The competition in the markets of construction industry is …
Published in Journal of Construction Engineering, Technology & Management · Vol. 6, Issue 1, 2016 · pp. 1–13 Read article
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Challenges of Plant and Equipment Procurement in Nigeria Construction Industries
Abstract: The study examined challenges of plant and equipment procurement methods in construction industry in Nigeria with a view to identify various methods of procuring construction plants and equipments and also to investigate the challenges facing the procurement of plants and equipments and factors that influence the optimum use of the machine. Interview and structure questionnaires were used to collect data from professionals that specialize in both building and civil engineering …
Published in Journal of Construction Engineering, Technology & Management · Vol. 5, Issue 1, 2015 · pp. 11–17 Read article
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Time Cost Optimization Techniques in Construction Industries-A Review Article
Abstract: Construction project scheduling and optimizing the schedule has received a considerable amount of attention over the last few decades. Completion of a project in optimum time and minimum cost is a challenge in every project. There are many methods and algorithms available; using which time cost optimization (TCO) can be achieved. This article gives a review on critical path method (CPM), linear programming (LP), genetic algorithm (GA) and ant colony …
Published in Journal of Construction Engineering, Technology & Management · Vol. 5, Issue 2, 2015 · pp. 28–32 Read article
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Vivid Sustainable Building Materials in various Topographical Regions in India
Abstract: Construction and geography are engaged in a happy relation in any indigenous settlement. India, on other hand is a country with multiple geographical regions with various topographical features anddifferent climatic conditions. With this diversity in geo-climatic characteristics, since past we have many techniques to response it without actually exploiting its contents. May it be construction, transportation, operations or living and earning, traditional practices of each of them were though time …
Published in Journal of Construction Engineering, Technology & Management · Vol. 5, Issue 2, 2015 · pp. 61–73 Read article
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Methodology to Evaluate Technology in the Housing Market
Abstract: India is facing a huge shortage of housing for the urban population. As per the 2010 census, the lag in urban housing shortage is around 24.7 million. This huge shortage is a result of fast growing urbanization and high population growth in the last decade. About 99% of this shortage is in the EWS and LIG groups which contribute to nearly 25% of total housing requirement. To satisfy this huge …
Published in Journal of Construction Engineering, Technology & Management · Vol. 4, Issue 1, 2014 · pp. 14–25 Read article
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Safety Issues with Tower Crane and Remedial Measures
Abstract: Tower cranes are the focus of execution on today’s typical building construction sites. Tower crane has to hoist and transport a variety of loads near and above people, under crowded conditions, occasionally with overlapping work zones, and often within time, budget, and labor constraints. This leads to the safety risk on sites that are intrinsically hazardous. This paper identifies the major factors affecting safety of tower-crane and evaluates the degree …
Published in Journal of Construction Engineering, Technology & Management · Vol. 4, Issue 2, 2014 · pp. 14–21 Read article
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Assessment of Impacts of Motivation on Construction Worker’s Productivity in Nigeria
Abstract: The research work assessed the impact of motivation on construction workers productivity in Nigeria. It also identified the various incentive schemes available to construction workers and assessed the effect of motivation on the productivity of the workers. The research work was carried out through review of related literatures and structured questionnaire on sectional basis in consonance with the objectives of the study. Data collected from questionnaire were analysed using, frequency …
Published in Journal of Construction Engineering, Technology & Management · Vol. 4, Issue 3, 2014 · pp. 1–9 Read article