Chemical sciences topic list of research papers
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Rice husk and activated carbon for waste water treatment of El-Mex Bay, Alexandria Coast, Egypt
Abstract Activated carbon and rice husk were successfully applied for the removal of Fe(III) and Mn(II) ions from El-Umum drain water, Alexandria coast, Egypt. Langmuir and Freundlich adsorption isotherms are applied to give fruitful results. The...
2012 / Mamdouh S. Masoud, Wagdi M. El-Saraf, Ahmed M. Abdel - Halim, Alaa E. Ali, Essam A. Mohamed, et al. -
Galvanic and bipolar cells as probes of electroless deposition: The Cu–dimethylamine borane system
Abstract Galvanic and bipolar cells were used to demonstrate the complexity of electroless deposition reactions. The separation of the half-reactions, and the ability to control the potential, demonstrate the effect of the substrate and the...
2013 / Daniela Plana, Robert A.W. Dryfe -
The lipid peroxidation product 4-hydroxy-2-nonenal: Advances in chemistry and analysis
Abstract 4-Hydroxy-2-nonenal (HNE) is one of the most studied products of phospholipid peroxidation, owing to its reactivity and cytotoxicity. It can be formed by several radical-dependent oxidative routes involving the formation of hydroperoxides,...
2013 / Corinne M. Spickett -
Speciation of Tl(III) and Tl(I) in hair samples by dispersive liquid–liquid microextraction based on solidification of floating organic droplet prior to flame atomic absorption spectrometry determination
Abstract Dispersive liquid–liquid microextraction based on solidification of floating organic droplet was successfully used as a sample preparation method prior to flame atomic absorption determination of trace amounts of Tl(III) and Tl(I) in hair...
2012 / S.Z. Mohammadi, A. Sheibani, F. Abdollahi, E. Shahsavani -
Chemical comparison of dried rehmannia root and prepared rehmannia root by UPLC-TOF MS and HPLC-ELSD with multivariate statistical analysis
Abstract To identify the chemical differences which lead to the different therapeutic effects of dried rehmannia root (DRR) and prepared rehmannia root (PRR), we compared the chemical composition of decoctions of randomly purchased DRR and PRR using ...
2012 / Qiande Liang, Jing Ma, Zengchun Ma, Yuguang Wang, Hongling Tan, et al. -
Fabrication of copper-selective PVC membrane electrode based on newly synthesized copper complex of Schiff base as carrier
Abstract The newly synthesized copper(II) complex of Schiff base p-hydroxyacetophenone semicarbazone was explored as neutral ionophore for the fabrication of poly(vinylchloride) (PVC) based membrane electrode selective to Cu(II) ions. The electrode...
2012 / Sulekh Chandra, Praveen Kumar Tomar, Avdhesh Kumar, Amrita Malik, Arendra Singh -
Synthesis of chemical and electrochemical ‘off–on–off’ fluorescent switches of new 5H-benzo[b]carbazole-6,11-dione derivatives
Abstract Synthesis of a new series of compounds belonging to the 5H-benzo[b]carbazole-6,11-dione family was accomplished employing a nucleophilic amino addition reaction followed by the Suzuki coupling reaction. The structures of the synthesized...
2013 / P. Ravichandiran, P. Santhoshkumar, S. Vasanthkumar -
New Separation Hybrid Membrane Cells Applied to Ultrafiltration Processes2012 / S.I.S. Pinto, J.M. Miranda, J.B.L.M. Campos
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Application of experimental design for the optimization of forced degradation and development of a validated stability-indicating LC method for luliconazole in bulk and cream formulation
Abstract A stability-indicating LC method was developed and validated for the determination of luliconazole in bulk and cream formulation. Luliconazole was exposed to acid, alkali and water hydrolysis, oxidation effect by hydrogen peroxide, dry heat ...
2012 / Sandeep Sonawane, Paraag Gide -
Adsorption of divalent metals on natural and functionalized nontronite hybrid surfaces: An evidence of the chelate effect
Abstract Nontronite is an important phyllosilicate with a high concentration of ferric iron in the octahedral layer. A new occurrence of Brazilian nontronite sample was used for the organofunctionalization process with 3-aminopropyltriethoxysilane....
2013 / Denis J.L. Guerra, Jovana Goco, Josane Nascimento, Ivani Melo -
Reprint of: Quantum yield of chlorine-atom formation in the photodissociation of chlorine peroxide (ClOOCl) at 308nm
Abstract The production of Cl atoms in the laser flash photolysis of ClOOCl at 308nm has been investigated by time-resolved atomic resonance fluorescence at 235K. A value of ϕ =1.03±0.12 has been obtained for the primary quantum ...
2013 / M.J. Molina, A.J. Colussi, L.T. Molina, R.N. Schindler, T.-L. Tso -
An assessment of the concentrations of pharmaceutical compounds in wastewater treatment plants on the island of Gran Canaria (Spain)2013 / Rayco Guedes-Alonso, Cristina Afonso-Olivares, Sarah Montesdeoca-Esponda, Zoraida Sosa-Ferrera, José Juan Santana-Rodríguez
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Synthesis and Biological Evaluation of a Library of Glycoporphyrin Compounds2012 / Robin Daly, Gisela Vaz, Anthony M. Davies, Mathias O. Senge, Eoin M. Scanlan
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Spectroscopic Study of Solvent Effects on the Electronic Absorption Spectra of Flavone and 7-Hydroxyflavone in Neat and Binary Solvent Mixtures2011 / Matias I. Sancho, Maria C. Almandoz, Sonia E. Blanco, Eduardo A. Castro
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Spectroscopic (FT-IR, FT-Raman), first order hyperpolarizability, NBO analysis, HOMO and LUMO analysis of N-[(4-(trifluoromethyl)phenyl]pyrazine-2-carboxamide by density functional methods
Abstract The optimized molecular structure, vibrational frequencies, corresponding vibrational assignments of N-[(4-(trifluoromethyl)phenyl]pyrazine-2-carboxamide have been investigated experimentally and theoretically using Gaussian09 software...
2013 / Tomy Joseph, Hema Tresa Varghese, C. Yohannan Panicker, K. Viswanathan, Martin Dolezal, et al. -
Physicochemical characterization of organophilic clay
Abstract Organophilic smectite were obtained by intercalation of hexadecyltrimethyl ammonium bromide (HDTMA) in the interlayer space of a purified Tunisian sodic-smectite. The HDTMA amounts were varied from 0.5 to 3 times the cation exchange...
2010 / A. EL Messabeb-Ouali, M. Benna-Zayani, N. Kbir-Ariguib, M. Trabelsi-Ayadi -
Structural, compositional, and process controls on the dynamic mass partitioning and spatial distribution of CO2 trapping mechanisms: Influence on isolation performance
Abstract The dynamic mass partitioning and spatial distribution of CO2 trapping mechanisms largely control the long-term isolation performance of geologic storage sites. Although the majority of these physical and chemical sinks have been well...
2009 / James W. Johnson -
An iRGD Based Strategy to Study Electrochemically the Species Inside a Cell2012 / Limin Ning, Xiaoxi Li, Xiaorong Ding, Yongmei Yin, Genxi Li
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Evaluation of a Propolis Water Extract Using a Reliable RP-HPLC Methodology and In Vitro and In Vivo Efficacy and Safety Characterisation2013 / Bruno Alves Rocha, Paula Carolina Pires Bueno, Mirela Mara de Oliveira Lima Leite Vaz, Andresa Piacezzi Nascimento, Nathália Ursoli Ferreira, et al.
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Combined 3D-QSAR Modeling and Molecular Docking Studies on Pyrrole-Indolin-2-ones as Aurora A Kinase Inhibitors2011 / Yong Ai, Shao-Teng Wang, Ping-Hua Sun, Fa-Jun Song