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Browsing Kimya / Chemistry by Subject "Engineering"
Now showing items 1-20 of 70
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(ELSEVIER SCI LTD, 2005)The removal of metal complex dyes, Metal Complex Blue (MCB) and Metal Complex Yellow (MCY), from aqueous solutions by pine sawdust has been studied in single component sorption systems. The aim of this study was to understand ...
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(WILEY, 2019)It is well observed that cryptographic applications have great challenges in guaranteeing high security as well as high throughput. Artificial neural network (ANN)-based chaotic true random number generator (TRNG) structure ...
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(KLUWER ACADEMIC PUBL, 2002)Dyestuff production units and dyeing units have always had a pressing need for techniques that allow economical pretreatment for color in the effluent. The effectiveness of adsorption for dye removal from wastewaters had ...
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(SCIENTIFIC TECHNICAL RESEARCH COUNCIL TURKEY, 1999)The removal of copper (II) and cadmium (II) ions from aqueous solutions, by adsorption on activated carbon prepared from rice hulls (ACRH); was investigated depending on pH, activated carbon dosage, contact time, initial ...
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(ELSEVIER SCIENCE SA, 2007)The adsorption of lead onto formaldehyde or sulphuric acid treated acorn waste was studied using a batch sorber. The aim of this study was to understand the mechanisms that govern lead removal and find a suitable equilibrium ...
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(AMER CHEMICAL SOC, 2012)The ability of activated carbon which was produced by chemical activation using zinc chloride from tea industry wastes (TIWAC) to adsorb phenol molecules from aqueous solution was tested by equilibrium, kinetic, and ...
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(ELSEVIER SCIENCE BV, 2017)In this study, the relationship between transport performance of Cr(VI) through PVDF-co-HFP based ionic polymer inclusion membranes (IPIM), alkyl chain length of symmetric imidazolium bromide based room temperature ionic ...
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(SCIENTIFIC TECHNICAL RESEARCH COUNCIL TURKEY-TUBITAK, 2009)An efficient synthetic method for 1,4-dihydropyridines has been developed using 3 or 4 component condensation reactions of aldehydes, 1,3-dicarbonyl compounds, and ammonium acetate in the presence of alumina sulfuric acid ...
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(SCIENTIFIC TECHNICAL RESEARCH COUNCIL TURKEY-TUBITAK, 2010)A simple, efficient, and practical procedure for the Biginelli reaction using zirconium hydrogen phosphate [Zr(H(2)PO(4))(2)] as a novel solid acid catalyst is described under solvent-free conditions in high yields. The ...
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Antioxidant properties of water-soluble phthalocyanines containing quinoline 5-sulfonic acid groups (SCIENTIFIC TECHNICAL RESEARCH COUNCIL TURKEY-TUBITAK, 2019)In the present study, the antioxidant properties of peripherally and nonperipherally water-soluble tetra (quinoline 5-sulfonic acid) substituted metal-free (1, 2), Zn(II) (3, 4), Co(II) (5, 6), and Mn(III)Cl (7, 8) ...
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(111 RIVER ST, HOBOKEN 07030-5774, NJ USA, 2014)Presently biotechnology plays an important role especially in the field of environmental protection. In the textile industry, enzymes are often used in many technological processes as they are ecological. This study attempted ...
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(SCIENTIFIC TECHNICAL RESEARCH COUNCIL TURKEY-TUBITAK, 2017)The catalytic activity of 1,3,5-triazine-pentaethylenehexamine (TAPEHA) polymer-supported Pd nanoparticles was investigated in the reduction of nitro arenes to the corresponding amines by NaBH4 or N-2 H-4.H2O. Optimized ...
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(SOC CHEMISTS TECHNOLOGISTS MADECONIA, 2012)Radical oxidation and addition reactions of anthracene (1), 9-methylanthracene (2) and 9-phenylanthracene (3) were investigated with dimethyl malonate (4) in the presence of ceric ammonium nitrate (CAN) and manganese(III) ...
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(ELSEVIER SCIENCE BV, 2017)Humic acid was extracted from the aqueous solution of sodium humate by using polymer inclusion membranes. Sodium humate was obtained by treating lignite from Kahramanmaras Afsin-Elbistan Region in Turkey. Lignite can be ...
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(SCIENTIFIC TECHNICAL RESEARCH COUNCIL TURKEY, 2001)The chemical composition of the fatty acids methyl esters (FAMEs) and other lipids in leaves and roots of Crocus vallicola were analyzed by gas chromatography-mass spectrometry (GC-MS). In this work, twenty-eight compounds, ...
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(ELSEVIER, 2009)An ELM process using tri-noctylphosphine oxide (TOPO) to extract cobalt from the zinc plant acidic thiocyanate leach solutions containing cobalt and nickel has been presented. ELM consists of a diluent (kerosene), a ...
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(ELSEVIER SCIENCE BV, 2010)This paper describes a low-temperature green chemical synthesis of various morphologies of copper nano/microstructures. These syntheses achieved high yields in aqueous solution using ascorbic acid as a reductant and the ...
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(SCIENTIFIC TECHNICAL RESEARCH COUNCIL TURKEY-TUBITAK, 2006)Two cyclic natural compounds, 3 beta-O-[alpha-L-rhamnopyransoyl-(1 -> 2)-beta-D-glucopyranosyl]-13 alpha,14 alpha-epoxy-8 alpha,12 beta,15-trihydroxy-(17E,21E)-17,21-campanuldien-6'(30)-olide, called lactifloroside A, 1, ...
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(CROATIAN SOC CHEMICAL ENGINEERING TECHNOLOGY, 2004)The removal of color from synthetic wastewater containing a reactive dye, C.I. reactive red 124, was experimentally investigated using direct current (D.C.) electrocoagulation (EC). In the EC of the reactive dye the effects ...
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(CHIMINFORM DATA S A, 2012)Glutathione-capped silver nano particles (AgGSH) were prepared by the reduction of silver nitrate using NaBH4, and then were used for the detection of cysteine (Cys) in aqueous solution in the presence of Ni2+ ions via ...
Now showing items 1-20 of 70
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