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621 articles
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Investigation into SITO Split-Range Control System as Alternative Techniques over Ratio Control Strategy on Hydrocyclone
Abstract: The production of Crude Oil from the reservoir and the subsequent processing of the reservoir fluid come with litany of environmental impact issues. This work focuses on the control of the differential pressure ratio of the Hydrocyclone using an alternative scheme. The control of the Hydrocyclone Differential Pressure Ratio is a major determinant of the efficiency of separation. Traditionally, among the various PID Control Strategies, the Ratio Control Method is …
Published in International Journal of Green Chemistry · Vol. 6, Issue 1, 2020 · pp. 5–19 Read article
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A Study of Salinity of ground water in some semi-arid tracts in Vadagam Taluka, Banaskantha District of Gujarat
Abstract: Because of the insufficiency of water resources and serious environment, it becomes much more mergence to develop the water saving agriculture The northern part of Gujarat state may be classified as a semi-arid region because most of the area receiving low rainfall. About fifty samples of ground water were collected from different tracts in Vadagam regions during pre-monsoon 2018, post-monsoon 2018 and pre-monsoon 2019 and tested for their EC and …
Published in International Journal of Analytical and Applied Chemistry · Vol. 6, Issue 1, 2020 · pp. 1–4 Read article
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Analytical Profiling of Processed Printer Inks on Papers for Inorganic Trace Elements by Energy Dispersive X-Ray Microanalysis
Abstract: For the forensic examination of printed documents, an attempt has been made to determine the elemental composition of inks of ink jet printer taken from sample documents using nondestructive technique of Scanning Electron Microscope-Energy Dispersive X-Ray Spectrometry and in order to generate the analytical profiling of printed inks for inorganic trace elements leading to the differentiation of printers. All the four primary inks used in printers are the matrix of …
Published in International Journal of Analytical and Applied Chemistry · Vol. 6, Issue 1, 2020 · pp. 5–13 Read article
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Review on Preparation and Application Fields of Triazole &Tetrazole Derivatives
Abstract: This review described triazole and tetrazole (five-ring), these are heterocyclic aromatic five-ring compounds consisting of (two carbon atoms and three nitrogen atoms in triazole) while (four nitrogen atoms with one carbon atom in terazole), and they exist in three different formulas with different locations of heterogeneous atoms in the ring. These compounds were distinguished by a high efficiency towards microorganisms and microbes and have wide importance in the field of …
Published in International Journal of Analytical and Applied Chemistry · Vol. 6, Issue 1, 2020 · pp. 35–45 Read article
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Application of a graphene oxide for determination of Cadmium, Lead, Copper and Zinc ions at trace level in personal Care Products using Solid Phase Extraction
Abstract: A novel and simple procedure Solid Phase µ-extraction was successfully used as a sample preparation method for the pre concentration and determination of Cd, Pb, Cu, and Zn in different personal care products samples. In the first screening, a five variables were selected with low (-) and high level (+) and were inspected by Plackett–Burman. In order to further optimization, a central 23 +star orthogonal composite design (CCD) was applied …
Published in International Journal of Analytical and Applied Chemistry · Vol. 6, Issue 1, 2020 · pp. 14–23 Read article
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Mechanical properties of Poly vinyl alcohol and Nitrocellulose blends.
Abstract: Mechanical properties of polyvinyl alcohol and nitrocellulose blends has been determined successfully via tensile strength, Young’s modulus, percentage elongation and impact strength. The blends of the respective polymers are in the ratio PVA:NC (90:10,80:20,60:40,50:0,40:60,10:90). There are good results from different blend ratios which include tensile strength PVA: NC 90:10 (16.98MPa) Young’s modulus 60:40 (0.71MPa). The highest percentage elongation was observed for 80:20 at 160.09%. The most elastic blend ration was …
Published in International Journal of Analytical and Applied Chemistry · Vol. 6, Issue 1, 2020 · pp. 54–59 Read article
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PROPERTIES OF AN ALGERIAN DATE SYRUP ICE CREAM
Abstract: - This present work aimed to develop an ice cream with an Algerian date syrup with a view to enriching antioxidants and to substitute the sugar present in high concentration (70%). First, the physicochemical parameters of the date syrup as well as its composition of antioxidants (total phenolic compounds, flavonoids, tannins) were studied and the antioxidant and antiradical activities were evaluated. Second, date syrup was incorporated in ice cream at …
Published in International Journal of Analytical and Applied Chemistry · Vol. 6, Issue 1, 2020 · pp. 46–53 Read article
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Zirconium tetrachloride catalyzed one-pot highly efficient green synthesis of functionalized piperidines under visible light
Abstract: AbstractHighly efficient multicomponent one-pot green synthesis of a series of pharmaceutically interesting functionalized piperidine derivatives has been developed based on a low-cost and eco-friendly zirconium tetrachloride catalyst via tandem reactions of 1,3-dicarbonyl compounds, aromatic aldehydes, and various amines in ethanol under visible light. High atom-economy, high yields, less reaction times, eco-friendly, and mild reaction conditions are some of the important features of this protocol.Key words: ZrCl4, piperidines, multi-component reactions, visible …
Published in International Journal of Green Chemistry · Vol. 6, Issue 1, 2020 · pp. 36–43 Read article
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POLYCYCLIC AROMATIC HYDROCARBONS (PAHs) AND HEAVY METALS IN SELECTED DRIED SEA FOODS FROM PORTHARCOURT CITY NIGERIA
Abstract: Polycyclic aromatic hydrocarbons (PAHS) and heavy metals constitute environmental recalcitrant pollutants which are toxic and carcinogenic. The levels of PAHs and heavy metals (As, Hg, V, Zn, Pb, and Cr) in dried sea foods: prawn (Panaeus monodon), water snail (Bithynia tentaculata), periwinkle (Littorina littorea), conch (Lobatus gallus) and Oyester (Ostrea edulis) were determined. PAHs were determined using GC/FID and the heavy metals were determined using AAS. Total PAHs ranged from …
Published in International Journal of Analytical and Applied Chemistry · Vol. 6, Issue 1, 2020 · pp. 24–34 Read article
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Prediction of Step Input Response on Pneumatic Proportional Derivative Controller. The Concept of Transfer Functions
Abstract: Computer programme language of MATLAB software was used to monitor, predict and simulated the characteristics of step input response on pneumatic proportional derivative controller with the concept of transfer functions. The prediction of step input response on pneumatic proportional derivative controller was examined using the concept of transfer function. A model equation was also developed to give account of the response of on pneumatic proportional derivative controller. The equation was …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 6, Issue 1, 2020 · pp. 35–44 Read article
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Effect of Environmental Parameters on Corrosion of Metal Steel in Stagnant Fresh Water Using Finite Element Approach
Abstract: Corrosion as the determination or destruction of metal due to the reaction with it environment has posed a large amount of threat to industrial plants, human, increased cost of maintenance of plant and like cause injury to human due to accident in work place. This work studies the effect of environmental parameters of corrosion of three types of steel, Cast iron, mild steel and stainless steel in stagnant water media …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 6, Issue 1, 2020 · pp. 1–23 Read article
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Life Origin on Earth, Knowledge Development
Abstract: An enigmatic and important feature of life origin on Earth is embodied with a number of different hypotheses and knowledge based on experimental data and biomedical principles. These hypotheses and understanding generally contain some small-scale experimental simulation, chemical structure comparisons and a series of guesswork from existing biological knowledge and principles. So far, there is no widely agreement of single hypothesis without significant arguments and conflicts between researchers of different …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 6, Issue 1, 2020 · pp. 24–28 Read article
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Thermodynamic Explanation on Surface-Driven Capillary Flow of Working Liquids in the Microfluidic Devices Fabricated by Polymers
Abstract: In this experimental work, total 100 individual microfluidic devices are fabricated by polymers using author’s own hands-on completely. A set of straight microchannels, gradual expansion microchannels, sudden expansion microchannels and sudden contraction microchannels are fabricated by SU-8 using the maskless lithography and indirect bonding technique. Another set of straight microchannels, gradual expansion microchannels, sudden expansion microchannels and sudden contraction microchannels are fabricated by PMMA using the maskless lithography, hot embossing …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 6, Issue 1, 2020 · pp. 45–70 Read article
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Surface-Driven Capillary Flow of Dyed Ethanol in a Single SU-8 based Microchannel Bend Fabricated on Glass
Abstract: In this experimental work, a single SU-8 based microchannel bend is fabricated on glass by maskless lithography and indirect bonding technique. Dyed ethanol is prepared as working liquid by mixing commercially available food dye with ethanol. Surface-driven capillary flow of dyed ethanol in streamline motion is recorded by a CMOS camera catching 25 frames per second with a corresponding time-scale resolution of 0.04 second. Effect of centrifugal force on surface-driven …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 6, Issue 1, 2020 · pp. 29–34 Read article
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Fundamentals of Mass Transfer Operations
Abstract: Mass transfer operation is one of the most important subjects in chemical engineering. It contains concepts of diffusion, mass transfer coefficient and interface mass transfer. Also important unit operations such as distillation, absorption, extraction, crystallization, drying, humidification and dehumidification are covered in mass transfer operation. We come across these unit operation in our domestic applications and day to day life. These unit operations can be intensified to improve the cost …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 6, Issue 1, 2020 · pp. 15–18 Read article
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REVIEW ON PREPARATION METHODS & APPLICATION FIELDS OF OXADIAZOLE
Abstract: This review displays oxadiazole (five-ring) that is of great importance in the fields of pharmacy, medicine, and field of coordinated chemistry and as reagents to estimate the small quantities of trace elements and minerals. Oxadiazole is a primary role and as a basic substance for many pharmacokinetic compounds such as antimalarial drugs, anti- bacterial, and cancerous tumors. This survey described several approach for preparation methods of oxadizole with their applications …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 6, Issue 1, 2020 · pp. 49–60 Read article
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REVIEW ON PREPARATION & APPLICATIONS OF THIADIAZOLE DERIVATIVES
Abstract: This review has touched on thiadiazole derivatives as it is a basis for the synthesis of many drugs, industrial compounds, chemical dyes, pharmaceuticals and life substances, and as a link to many cyclic reactions and is produced in vitro methods for the hydrolysis of the amine-thiol compounds such as thiosemicarbazide and hydrazo-thion, among others. On the different methods of preparation for thiadiazole derivatives, its reactions and its various biological applications., …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 6, Issue 1, 2020 · pp. 19–30 Read article
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Examination of White Specie Onion for Production of Oil: Integration for Pharmaceutical Production
Abstract: Research work was carried out to examiner the characteristics of oil produced from white specie of onion obtained in Nigeria. The following functional parameters were examined with therefractive index of 1.34926, density of 1.1036g/cm3, viscosity of 2.45cst, iodine value of 28.1083%, saponification value of 10.94%, free fatty acid (FFA) of 11.264%, peroxide value of 45% and acid value of 2.104%. The result obtained reveals the significance of white onion specie …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 6, Issue 1, 2020 · pp. 1–14 Read article
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Synthesis of Different types of Heterocycles are used by Claisen rearrangement reaction
Abstract: The Claisen rearrangement is a powerful tool for carbon-carbon bond-forming reaction which was discovered by Rainer Ludwig Claisen. The discovery of the Claisen rearrangement nearly a century ago accessible a potentially useful synthetic tool to the organic chemist. Utility of this rearrangement over the decades has been realized and the reaction has drawn the consideration of numerous research groups, which has been showed in the number of publication on the …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 6, Issue 1, 2020 · pp. 44–48 Read article
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Existing pollutants reaching the Ganga River: A Mini Review
Abstract: Water is very essential for all forms of life. Rivers can be considered to be the main source of surface water. Most of the time our civilizations were generated on the river bank. However in recent times, the conditions of rivers are very badly affected. The reasons for this due to increase in population growth, rapid industrialization and agriculture methods resulting deterioration of waterquality.The Ganga river system has combined length …
Published in International Journal of Environmental Chemistry · Vol. 6, Issue 1, 2020 · pp. 47–50 Read article