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956 articles for “additives”
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Theoretical Investigation of the Interactions between Cytochrome C and Some Heavy Metal Ions: A Biophysical Analysis
Abstract: Cytochrome c is located in mitochondria and has an important role in ATP synthesis. In addition to this, this molecule plays an important role in the conversion to water molecule of molecular oxygen. Using chemical equalization principles about chemical hardness and electronegativity concepts, the power of the interactions between chemical compounds, metals and ligands. In the present study, we theoretically analyzed electron transfer mechanisms and the power of the interactions …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 5, Issue 2, 2019 · pp. 27–31 Read article
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Using Microalgae for Biofuel Applications
Abstract: Microalgae are microscopic algae (kingdom Protista) which are unicellular autotrophic organisms that perform photosynthesis and are highly specialized to the water environment which can convert CO2 into lipid which after esterification can be utilized as an energy source. This kind of algae contributes up to 60% of the oxygen contained in the earth's atmosphere by absorbing CO2 and releasing O2 during photosynthesis. Micro algae are found abundantly in the natural …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 9, Issue 2, 2023 · pp. 20–25 Read article
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EFFECT OF GREEN LIQUID ON CURE CHARACTERISTICS AND PHYSICAL PROPERTIES OF NBR/PVC BLEND
Abstract: Compounding or formulation refers to the addition of certain chemicals to raw rubber in order to obtain the desired properties which are to be prepared by mixing additives to fulfil the processing, performance and economic statistics of rubber products. The common chemicals and for alternation of such properties are cross linking agents, reinforcement agents, antidegradants, plasticizers, curatives and stabilizers. The present communication report synthesis of Ionic Liquid and effect of …
Published in International Journal of Green Chemistry · Vol. 5, Issue 1, 2019 · pp. 1–6 Read article
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Evaluation of Humic Acid Content and Zinc Levels in Soil, Olive Fruit and Leaf Samples in Edremit Bay
Abstract: Edremit Bay is located on west coast of Turkey and region’s economy mainly relies on olive products. In this study, Zn(II) content of soil, olive fruit and olive leaf samples obtained from Burhaniye and Küçükkuyu in Edremit Bay were analyzed. Additionally, humic acid contents of soil samples were determined and compared with a commercial fertilizer additive. Determination of Zn(II) in mineralized samples were achieved using flame atomic absorption spectrometer. The …
Published in International Journal of Chemical Separation Technology · Vol. 1, Issue 1, 2015 · pp. 1–7 Read article
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Mitigation of Air Pollution by Various Methods
Abstract: Air pollution stands as a pressing global challenge with far-reaching implications for the environment and human well-being. Tackling this issue requires a multifaceted approach encompassing regulatory, technological, and societal measures. One pivotal strategy involves implementing stringent regulations targeting emissions from industrial facilities and vehicles. These standards mandate the adoption of cleaner technologies, effectively reducing the release of harmful pollutants such as nitrogen oxides (NOx) and particulate matter. By enforcing these …
Published in International Journal of Environmental Chemistry · Vol. 9, Issue 2, 2023 · pp. 16–30 Read article
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Fluorescence Detection Measurement of Quinine Sulphate Concentration
Abstract: For investigative study and analytical scientific applications, fluorescence spectroscopy analysis is a fantastic instrument. In additional to mineralogy, fluorescent labelling, sensors, and forensics applications, it is often utilised in biological, chemical, pharmaceutical, and medicinal applications. Additionally, it is employed for environmental monitoring, laser-induced chlorophyll fluorescence for agricultural yield evaluations, and the detection of proteins, organic substances, oils, and dyes. Quinine sulphate at a concentration of 10-5 M in 1 M …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 8, Issue 1, 2022 · pp. 25–29 Read article
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Parametric Analysis of Ribbed Channels for Gas Turbine Engines
Abstract: This work uses experimental data to validate a ribbed surface that is computationally examined interior passageway of a static blade on a turbine. to replicate an illustration from a released publication while researching the Computational Fluid Dynamic conjugated heat transmission. The turbulence simulation matched the most closely. Publicly available physical practical results were found by working on Ansys Workbench. Convective heat exchange efficiencies additionally to stress profiles utilizing those computationally …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 9, Issue 2, 2023 · pp. 28–34 Read article
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Studies on the Kinetics of Thermal Decomposition of Copper Oxalate Mixed With Silver Oxalate
Abstract: The coprecipitates, Ag2Cu(C2O4)nH2O of varying composition [Ag = (1 and 2)%], have been synthesized and were characterized by means of IR, XRD, and SEM. The decomposition of the prepared oxalates was monitored by differential scanning calorimetry (DSC) and thermogravimetry (TG). The DSC studies reveal that the decompositions of the mixed oxalates were all complex exothermic processes with resemblance to the exothermic reaction of copper oxalate and ranges from 540 to …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 2, Issue 1, 2016 · pp. 1–11 Read article
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Crystals (Thermotropic phases and Lyotropic phases) in Physical Properties
Abstract: In the current years there has been a cumulative growth to add the numerous nanomaterials to liquid crystals which is encouraged via frequent elements of resources advance. (i) accumulation of nanomaterials can conversion and thus melody the belongings of the liquid crystal (ii) inventive functionalities can be added to the liquid crystal (iii) the self-organization of the liquid crystalline formal can be abused to pattern systematic structures or to assignment …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 5, Issue 2, 2019 · pp. 16–22 Read article
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Construction Claims’ Impacts on Project Performance Baselines
Abstract: Nowadays claims in construction projects became usual and expected during the construction procedure. In addition, claims are the most disruptive and unpleasant events of construction projects because of their impacts on project final cost and scheduled completion date. This study, as one of chain researches on construction claim management (the other researches were directed to study types of claims, the causes and the best management approach to prevent their impacts), …
Published in International Journal of Construction Engineering and Planning · Vol. 1, Issue 1, 2015 · pp. 14–20 Read article
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Revitalization of the Quality Engineering Education in Nigeria: Special attention to Funding and Implementation Strategies
Abstract: The dilemma of funding and financing of engineering programmes in universities and polytechnics in Nigeria has become a serious issues, often times resulting into strikes and closures of institution of learning. As a result of this, there is urgent need for revitalization of engineering education for effectiveness and maximum output for development of our nation Nigeria. The very fact that these problems are yet to be tackled by the government …
Published in International Journal of Construction Engineering and Planning · Vol. 6, Issue 2, 2020 · pp. 38–47 Read article
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Fresh and Hardened Properties of High Performance Concrete with Weld Slag as Fine Aggregate
Abstract: This research centers on the incorporation of welding slag, the residue remaining after the welding process, as fine aggregates in the production of high-performance concrete with a compressive strength of 70 MPa. The chemical and physical characteristics of welding slag aggregates (WSA), such as chemical compositions, specific gravity, SEM images, XRD, and EDS analysis, were investigated. Additional investigations were carried out by substituting welding slag with standard sand at varying …
Published in International Journal of Construction Engineering and Planning · Vol. 9, Issue 2, 2023 · pp. 29–36 Read article
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Study on Properties of Concrete Cured With Poly Ethylene Glycol-600
Abstract: After water, concrete is the most using material globally. Without concrete, the world is unimaginable. The foundation of civilization is concrete. Coarse aggregate, cement ,fine aggregate and water are the main ingredients in concrete, which requires curing to attain its strength. Concrete must therefore cure for 28 days in order to complete the necessary hydration, desired strength. For the traditional curing processes, a lot of water is needed. This becomes …
Published in International Journal of Concrete Technology · Vol. 8, Issue 2, 2022 · pp. 14–21 Read article
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Experimental Investigation on the Properties of Concrete Replacing Waste Plastic as Aggregates for Solving Waste Management Problem
Abstract: Solid waste management is one of the growing problems of every country. As part of this ongoing program to consider the growing waste management, pollution problem, and prevention framework in India, the Ministry of Environment has suggested various approaches and ways through which we can either recycle or use the most polluting materials like plastic. The present study covers one of the ways through which to recycle one of the …
Published in International Journal of Concrete Technology · Vol. 9, Issue 1, 2023 · pp. 17–25 Read article
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Experimental Investigation of Concrete Properties for Strength and Durability with Partial Replacement of Mixture of Nano-Silica
Abstract: This study explores the effects of partial cement replacement with nano-silica on theproperties of concrete, focusing on both strength and durability aspects. Compressive strengthtests were conducted at two key ages, 7 days and 28 days, to evaluate the concrete's performanceunder various conditions. The nano-silica was introduced into the concrete mix at three differentpercentages: 0.3%, 0.6%, and 1% by weight of the cement content. Our experimental findingsindicated a remarkable enhancement in …
Published in International Journal of Concrete Technology · Vol. 9, Issue 2, 2023 · pp. 1–7 Read article
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Stabilization of Red soil by using Boiler Feed Ash
Abstract: Red soil is the one of the irrigation soil. Most of plants are grown in this soil. The red soil has the most iron content when compared to other soils and it has also got various chemical properties. The red soil has less bearing strength and more water permeability. By the addition of fly ash and BFA to the red soil the liquid limit, plastic limit and bearing strength can …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 1, Issue 1, 2015 · pp. 9–13 Read article
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Soil Stabilization with Waste Shredded Rubber Tyre Chips
Abstract: Soil stabilization means modification of the soil properties by the addition of any other material to meet the required engineering requirements. Construction engineering structures on the weak soils are considered to be unsafe. The load bearing capacity of these weak soils can be improved by means of various ground improvement techniques. Use of waste shredded rubber tyre chips in geotechnical engineering for enhancing the soil properties has received great attention …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 3, Issue 1, 2017 · pp. 1–7 Read article
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Study of Different Types of Concrete
Abstract: The main objective of the present paper is to study about the different types of concrete and its use according to its properties in different areas in our thesis we have briefly discussed about the property of the concrete. In this thesis, the use of concrete along with the addition of other material to make is more economical for the use and to get proper strength with addition of the …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 3, Issue 1, 2017 · pp. 70–76 Read article
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A Comparative Study on Contaminated and Uncontaminated Soils Surrounding the Municipal Wastes Disposal Site
Abstract: Increase in population and industrialization has been creating space problems in and around the cities for habitation. In addition, the cities have been facing disposal problems of solid and liquid wastes generated from industrial and residential areas. Disposal of municipal solid wastes without planned way in any city has been causing air, water and soil pollution in the vicinity of dump site. The wastes disposal can alter the engineering properties …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 9, Issue 1, 2023 · pp. 28–35 Read article
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Experimental Analysis on Improving the Soil Characteristics by Stabilization of Black Cotton Soil Using Coir or Coconut Fibre
Abstract: One of the most widely utilized methods for improving poor soils is soil reinforcement. Metal strips,natural and synthetic fibers arranged randomly, geogrid sheets, synthetic and natural geotextiles, andmetal strips are examples of materials used for soil reinforcement. Additionally, the tensile strength,shear strength, other characteristics, bearing capacity, and economy are all significantly improved bythe soil reinforcement. The utilization of jute fibre in civil engineering is beneficial for enhancing soilqualities due to …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 9, Issue 2, 2023 · pp. 29–36 Read article