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20 articles for “aqueous media”
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Research ArticleOpen accessPhrase in the titleDetermination of A.C. Impedance Spectroscopic and Cyclic Voltammetric Behavior of Some Heterocarbonyl Compounds in Both Aprotic and Aqueous MediaFarouk A. RashwanThe electrochemical behavior of eosin, isatin and alloxan in aqueous KNO3 and NaClO4 solutions on the Hanging Mercury Drop Electrode [HMDE] and in aprotic DMF and CH3CN on the Pt-disk electrode at 298 K was investigated using the Cyclic Voltammetry (CV) and the Electrochemical Impedance Techniques (EIS). In the CV experiment, the electroreduction of eosin in both aqueous and non-aqueous … …American Journal of Applied Sciences, Vol. 2, Issue 7 · 31 Jul 2005 · 6,665 accessesView PDFCite
Research ArticleOpen accessPhrase in the titleAn Electrochemical Investigation of the Redox Properties of Murexide in Aqueous and Non-Aqueous MediaHossnia S. MohranKnowledge of solvent effects on the redox properties of Murexide (Mu) is important for understanding its role as an electron acceptor in analytical and inorganic chemistry. In the present study, an investigation of the electrochemical behavior of the compound by both Cyclic Voltammetry (CV) and Electrochemical Impedance Spectroscopy (EIS) in both aqueous and non-aqueous solutions was undertaken. It is suggested … …American Journal of Applied Sciences, Vol. 6, Issue 5 · 31 May 2009 · 7,738 accessesView PDFCite
Research ArticleOpen accessPhrase in the titleCyclic Volta Metric Study of Alizarin Yellow R and Some Analogous Arylazo Compounds in DMF and in Aqueous MediaHossnia MohranThe Cyclic Voltammetry (CV) was used to investigate the electrochemical behavior of alizarin yellow R and some analogous arylazo compounds having almost the same central azo group. For this purpose, the substances chosen for the measurements are Alizarin Yellow R (AYR), Eriochrome Black T (EBT) and Sudan II (SUD II). The investigations were carried out at room temperature (298 K) … …American Journal of Applied Sciences, Vol. 2, Issue 12 · 31 Dec 2005 · 7,235 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleRemoval and Recovery of Lead from Aqueous Solution by Low Cost MediaLucia Pappalardo, Fawwaz Jumean, Naser AbdoProblem statement: To remove Pb(II) from wastewater using local UAE sand and then to recover the removed Pb(II). Approach: Removal efficiency of Pb(II) from wastewater was investigated using white, yellow and red United Arab Emirates sand with pore sizes < 300 μm. Two methods were employed: batch equilibrium and column filtration. In the batch equilibrium study, the effect of sand … …American Journal of Environmental Sciences, Vol. 7, Issue 2 · 26 May 2011 · 6,911 accessesView PDFCite
Research ArticleOpen accessIn the keywordsInvestigating the Effect of Powder Type on Improving the Flow in PipelinesHayder A. Abdul Bari, Rosli Bin Mohd Yunus, Tania Suhail HadiProblem statement: In the present investigation, three types of powders are chosen to be investigated as drag reducing agent in aqueous media. The effect of powder type effect will be highlighted in the present study. Approach: Three types of powders were select to be investigating in the present study, which are the sand, aluminum and the coal powders. The reason … …American Journal of Applied Sciences, Vol. 7, Issue 11 · 8 Nov 2010 · 7,396 accessesView PDFCite
Research ArticleOpen accessIn the abstractExploration of Antidiabetic and Hypolipidemic Activity of Roots of Croton ZambesicusPrakash Kumar, Rahul Kumar, Manoj Kumar Rastogi, Krishna MurtiThe aim of this study was to investigate the potential antidiabetic and hypolipidaemic effects of aqueous and ethanolic extracts of roots of Croton zambesicus in alloxan induced diabetic models to ascertain its pharmacological applicability. The roots of Croton zambesicus were collected, dried and extracted. The phytochemical screening as well as Median Lethal Dose determination (LD50) was done. The ethanolic extract … …American Journal of Pharmacology and Toxicology, Vol. 12, Issue 1 · 12 Jun 2017 · 7,851 accessesView PDFCite
Research ArticleOpen accessIn the abstractAdsorption of Nickel and Zinc by Residual SoilsNur ’Aishah Zarime, W. Y. Wan Zuhairi, Sivarama KrishnaSoil has long been utilized as low cost liner material to prevent contamination from leachate to groundwater media. To find a suitable soil material for this purpose is a great challenge. This study describes the potential use of residual soil to functions as engineered clay liner for waste disposal landfill in Malaysia. Three types of residual soils were investigated namely … …American Journal of Environmental Sciences, Vol. 10, Issue 6 · 5 Dec 2014 · 7,116 accessesView PDFCite
Research ArticleOpen accessIn the abstractABSENCE OF VISIBLE TOXIC EFFECTS ACCOMPANYING THE SHORT-TERM ADMINISTRATION OF AN AQUEOUS EXTRACT OF ALLIUM SATIVA LINN. IN MALE SPRAGUE-DAWLEY RATSJ. Asiedu-Gyekye Isaac, Awortwe Charles, A. Antwi DanielAllium sativum is cultivated in the northern part of Ghana and has gained widespread use as chemoprotective, in curing hypertension, impotence and erectile dysfunction. The multipurpose use together with its aphrodisiac activity has resulted in the widespread use of this plant medicine both in meals and as herbal medications. Safety assessment of this plant however is rare. The present study … …American Journal of Pharmacology and Toxicology, Vol. 9, Issue 1 · 30 Jan 2014 · 7,577 accessesView PDFCite
Research ArticleOpen accessIn the abstractAluminum Powder and Zwitrionic Surfactants as Drag Reducing Agents in Pipe LinesHayder A. Abdul Bari, Rosli Bin Mohd Yunus, Tania Suhail HadiProblem statement: One of the most power consuming sector in the industry is the liquid transportation through pipelines due to the turbulent mode the liquids are transported with. Drag reducing agents were used as a solution for the pumping power losses in pipelines. One of the inportant drag reducing agents suggested to improve the flow in pipelines are the suspended … …American Journal of Applied Sciences, Vol. 7, Issue 10 · 31 Oct 2010 · 7,295 accessesView PDFCite
Research ArticleOpen accessIn the abstractGrowth Inhibition of Struvite Crystals in the Presence of Herbal Extract Boerhaavia diffusa LinnC. K. Chauhan, M.J. Joshi, A. D.B. VaidyaProblem statement: The formation of a urinary stone, known as nephrolithiasis, urolithiasis, renal calculi or kidney stone is a serious, debilitating problem in all societies throughout the world. Struvite or Ammonium Magnesium Phosphate Hexahydrate (AMPH) is one of the components of urinary stone (calculi). Struvite stones are commonly found in women. Struvites form in humans as a result of urinary … …American Journal of Infectious Diseases, Vol. 5, Issue 3 · 30 Sep 2009 · 8,990 accessesView PDFCite