Chemical sciences topic list of research papers
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A Study on Identification of Uranyl Complexes in Aqueous Solutions Containing Carbonate Ion and Hydrogen Peroxide
Abstract Complex formations in aqueous solutions (pH = 9.7∼11.8) containing uranyl ions (5 or 20 mM, M = mol dm-3) carbonate ions (0.04, 0.12, or 1.05 M), and hydrogen peroxide have been studied using UV-vis and NMR spectroscopic methods. In 17O NMR ...
2013 / Tatsuki Watanabe, Yasuhisa Ikeda -
Enzymeless Hydrogen Peroxide Sensor Based on Mn-containing Conducting Metallopolymer
Abstract The [Mn4IVO5(terpy)4(H2O)2]6+ complex, show great potential for electrode modification by electropolymerization using cyclic voltammetry. The voltammetric behavior both in and after electropolymerization process were also discussed, where...
2012 / Cibely S. Martin, Marcos F.S. Teixeira -
Synthesis and spectral studies on monometallic ruthenium (III) complexes of N-(2-hydroxysalicyliden-1-yl)methylenebenzoylhydrazide
Abstract A novel Schiff base ligand (H2L) derived from the condensation of benzoyl hydrazine and salicylaldehyde and its metal complexes with Ru (III) ion has been synthesized and characterized by elemental analyses, thermal analysis (TGA),...
2012 / N.K. Kar, M.K. Singh, R.A. Lal -
Improvement of the magnetic properties for Mn–Ni–Zn ferrites by rare earth Nd3+ ion substitution
Abstract Single spinel phases of Mn0.5Ni0.1Zn0.4Nd x Fe2− x O4 ferrite samples (x =0.0, 0.01, 0.02, 0.05, 0.075, and ...
2013 / M.M. Eltabey, W.R. Agami, H.T. Mohsen -
Recovery of alumina and some heavy metals from sulfate liquor
Abstract The gibbsite bearing shale occurrence in the Paleozoic sedimentary sequence of SW Sinai, Egypt, was found to be associated with several metal values. From sulfate liquor prepared by proper leaching, the recovery of these metal values has...
2012 / M.N. El Hazek, E.A. El Hefny, R.M. Borik, F.Y. Ahmed, M.A. El Kassaby, et al. -
Synthesis of 3,4-dihydropyrimidin-2(1H)-ones/thiones via Biginelli reaction promoted by bismuth(III)nitrate or PPh3 without solvent
Abstract 3,4-Dihydropyrimidinones/thiones and their derivatives are synthesized via Biginelli routes involving an aldehyde, 1,3-dicarbonyl compound and urea or thiourea. Use of catalysts such as bismuth nitrate in acetonitrile or PPh3 without...
2011 / Hela Slimi, Younes Moussaoui, Ridha ben Salem -
Theoretical Investigation of the Dispersion Interaction in Argon Dimer and Trimer
Abstract The present work attempts to assess and evaluate the performance of some new DFT methods in describing van der Waals (vdW) complexes that are characterized by the dominance of pure dispersion interactions. To achieve this goal, Argon dimers ...
2013 / Rifaat Hilal, Walid M.I. Hassan, Shabaan A.K. Elroby, Saadullah G. Aziz -
Kinetics, equilibrium, and isotherm of the adsorption of cyanide by MDFSD
Abstract Adsorption of cyanide out of aqueous media by moderate density fiberboard saw dust (MDFSD) was investigated using a batch system under controlled conditions. The kinetic data were followed more closely to the pseudo-first-order model. The...
2011 / Hisham J. El-Aila, Khaled M. Elsousy, Khaled A. Hartany -
Corrosion behavior of 6061/Al-15 vol. pct. SiC(p) composite and the base alloy in sodium hydroxide solution
Abstract The corrosion behavior of 6061/Al-15 vol. pct. SiC(p) composite and 6061 Al base alloy was investigated in a sodium hydroxide solution. The electrochemical parameters were derived from potentiodynamic polarization and electrochemical...
2011 / P.D. Reena Kumari, Jagannath Nayak, A. Nityananda Shetty -
γ-Irradiation and characterization of synthesized methoxybenzylpyrimidine formimidate Schiff-base and some metal-complex derivatives
Abstract A Schiff-base, I, was prepared by the condensation reaction between the amine trimethoprim and the aldehyde triethyl orthoformate in 1:1M ratio. The metal complexes of Cu2+, Zn2+ and La3+ were derived from the ligand I. Based on the...
2011 / R.O. Aly, R.S. Farag, M.M. Hassan -
Fundamental Study on Multi-wire EDM Slicing of SiC by Wire Electrode with Track-shaped Section
Abstract High efficient and precise slicing method is required for the slicing of silicon carbide ingot. The newly developed multi-wire electrical discharge slicing method would decrease the kerf width and the cracks generated on machined surface....
2013 / A. Kimura, Y. Okamoto, A. Okada, J. Ohya, T. Yamauchi -
UC Davis XIPline (“zipline”) end-station at the Stanford Synchrotron Radiation Lightsource: Development and experimental results
Abstract The X-ray fluorescence Induced by Polychromatic Beam end-station (XIPline, pronounced “zipline”) began development and operation at the Stanford Synchrotron Radiation Lightsource (SSRL) in early 2012. The end-station is a collaboration of...
2013 / S.R. Barberie, T.A. Cahill, C.F. Cahill, T.M. Cahill, C.R. Iceman, et al. -
The effect of different root canal sealers on the bond strength of titanium ParaPosts luted with two cements
Abstract Purpose This study evaluated the effect of different root canal sealers (eugenol- and noneugenol-based) on the bond strength of prefabricated titanium ParaPosts luted with either zinc phosphate or resin cements. ...
2013 / Khalil Aleisa -
Mononuclear gallium (III) complexes based on salicylaldoximes: Theoretical study of structures, topological and NBO analysis of hydrogen bonding interactions involving O–H···O bonds
Abstract The intramolecular O–H···O resonance-assisted hydrogen bonds in crystal structures of mononuclear gallium (III) complexes with salicylaldoximes are investigated. The molecular structures of these compounds were taken from X-ray crystal...
2011 / Haman Tavakkoli, Abolghasem Farhadipour -
Correction2011 /
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An Introduction to the IEA GHG International Research Network on Monitoring
Abstract The IEA Greenhouse Gas R&D Programme operates the In ternation al Research Network on Monitoring, which is one of a range of collaborative research networks, and has been establis hed since 2004. Over the interven ing years, the network ...
2009 / Brendan Beck, Toby Aiken -
Effects of NOx in the flue gas degradation of MEA
Abstract Post combustion CO2 capture using amine absorbents is the most mature process and therefore the most relevant choice for realising full-scale capture within the next few years. The health and environmental impact of emissions to air is,...
2011 / Berit Fostås, Audun Gangstad, Bjarne Nenseter, Steinar Pedersen, Merethe Sjøvoll, et al. -
Analysis of Intestinal Injuries Induced by Ricin in Vitro Using SPR Technology and MS Identification2009 / Linna Liu, Hongwei Gao, Jiping Li, Ying Dong, Ning Liu, et al.
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Electronic Absorption Spectra of Some Triazolopyrimidine Derivatives2011 / Hussein Moustafa, M. F. Shibl, Rifaat Hilal, Laila I. Ali, Sheimaa Abdel Halim
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Self-Assembly and Soft Material Preparation of Binary Organogels via Aminobenzimidazole/Benzothiazole and Acids with Different Alkyl Substituent Chains2013 / Tifeng Jiao, Keren Ma, Xihai Shen, Qingrui Zhang, Xiujin Li, et al.