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Study of catalytic activities of nanostructure copper and cobalt supported ZSM-5 catalysts for conversion of volatile organic compounds
Catalytic oxidation volatile organic compound ethyl acetate toluene Cu-ZSM-5 Co-ZSM-5
2010/10/14
This paper reports the comparison of the activities of nanostructure Cu-ZSM-5 and Co-ZSM-5 catalysts for conversion of ethyl acetate and toluene and deals with the relationship between activity and st...
Study of binary complexes of nickel(II), copper(II), and vanadium(V) with acetazolamide in aqueous medium by voltammetry
Acetazolamide Copper Nickel Vanadium Binary complexes Electronic Spectra Voltammetr
2010/4/8
The voltammetric behaviour of acetazolamide, the systemic carbonic anhydrase inhibitor, in the presence of some metal ions (Cu(II), Ni(II), and V(V)) were investigated using square-wave and cyclic vol...
Synthesis and Characterization of Tetraoxime Ligand, Bis-[(2E,3E,2´E)-3,3´-(1,2-Phenylene-Dinitrilo)dibutan-2-One Dioxime] and Its Dinuclear and Tetranuclear Copper(II)/Nickel(II) Complexes
Tetraoxime dinuclear tetranuclear copper and nickel complexes
2010/4/9
A new tetraoxime, (H4L), was prepared in EtOH by reacting biphenyl-3,3´,4,4´-tetramine with butane-2,3-dione oxime. The tetraoxime ligand was characterized by elemental analyses, H-NMR and...
Synthesis of New Azo Dyes and Copper(II) Complexes Derived from Barbituric Acid and 4-Aminobenzoylhydrazone
Azo-dyes copper(II) complexes barbituric acid hydrazone mixed-ligand
2010/4/16
Four new azo dyes, L1, L2, L3, and L4, were prepared by linking benzaldehyde p-aminobenzoylhydrazone (3) and p-hydroxybenzaldehyede p--aminobenzoylhydrazone (4) to barbituric acid and 1,3-dimethylbarb...
First- and Second-Derivative Spectrophotometry for Simultaneous Determination of Copper and Cobalt by 1-(2-Pyridylazo)-2-naphthol in Tween 80 Micellar Solutions
Copper Cobalt PAN Simultaneous Derivative spectrophotometry
2010/4/19
1-(2-Pyridylazo)-2-naphthol (PAN) has been used for the simultaneous determination of copper and cobalt at trace levels. PAN at pH 1.89 forms red and green complexes with copper and cobalt, respective...
Cu-MCM-41介孔分子筛中不同价态铜上的吸附性能研究（Adsorption Behavior of Copper with Different Valences States in Cu-MCM-41）
Cu-MCM-41 介孔材料 CO吸附 C2H4吸附 吸附量热 红外光谱
2010/8/25
合成了不同铜含量的Cu-MCM-41，高温还原后仍具有良好的介孔结构。孔壁中的铜容易被H2还原为Cu(0)。通过在氦气流中加热，可以导致孔壁中的Cu(II)还原为Cu(I)。MCM-41中不同价态的铜具有不同的吸附性能：Cu(0)强烈吸附O2，吸附热高达427 kJ·mol-1；Cu(I)在室温下几乎不吸附O2，表明Cu(I)在室温下较稳定；而Cu(I)在对CO与C2H4的吸附中，除了CO的吸附热...
Mechanism and Kinetics of Copper(II) Transport through a Liquid Membrane Containing a Dithiophosphonate Derivative as Carrier
Co-transport Copper(II) transport Transport kinetics Liquid membranes Temperature effects Diffusional rate-determining step Dithiophosphonates
2010/4/20
The transport of Cu(II) ions from an aqueous solution into an aqueous receiving solution through a bulk liquid membrane containing a dithiophosphonate derivative (1) as a carrier was examined. The kin...
Simultaneous Determination of Copper, Zinc and Selenium in Chicken Liver by Differential Pulse
Chicken liver determination copper selenium zinc differential pulse polarography
2010/4/21
A differential pulse polarographic method for the determination of copper, zinc and selenium in chicken liver is described. It was possible to determine these elements in a single sample solution afte...
Thermal Decomposition Kinetics of Anilino-p-chlorophenylglyoxime Complexes of Cobalt (II), Nickel (II) and Copper (II)
Anilino-p-chlorophenylglyoxime Cu(II)-, Ni(II)- and Co(II)-complexes Thermal behaviour Thermal decomposition kinetic Pyrolysis DTA/TG/DTG
2010/4/21
The Co(II), Ni(II) and Cu(II) complexes of anilino-p-chlorophenylglyoxime were synthesised. The thermal behaviour of all complexes was studied by DTA and TG. It was found that pyrolytic decomposition ...
Thermal behaviour of copper(II), nickel(II), cobalt(II) and palladium(II) complexes of N,N-dimethyl-N'-benzoylthiourea
Complexes N,N-dimethyl-N'-benzoylthiourea Thermal behaviour Thermal decomposition kinetics
2010/4/22
N,N-dimethyl-N'-benzoylthiourea (DMBT) complexes of Ni(II), Cu(II), Co(II) and Pd(II) were synthesised. The thermal decomposition of these metal complexes was investigated by TG, DTG and DTA. A GC-MS ...
Spectrophotometric Determination of Cobalt, Nickel Palladium, Copper, Ruthenium and Molybdenum Using Sodium Isoamylxanthate in Presence of Surfactants
Sodium isoamylxanthate surfactants metal ions environmental samples
2010/6/27
A direct method has been developed for the spectrophotometric determination of microamounts of Co(II), Ni(II), Cu(II), Pd(II), Ru(III) and Mo(VI) using sodium isoamylxanthate as a reagent in the prese...
Adsorption of Copper and Cadmium lons by Activated Carbon From Rice Hulls
Adsorption heavy metal activated carbon rice hulls
2010/6/28
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, c...
The Revovery of Copper and Cobalt from Oxidized Copper Ore and Converter Slag
The Revovery of Copper Cobalt Oxidized Copper Ore Converter Slag
2010/6/29
The aim of this study was to develop a method for obtaining copper and cobalt from oxidized copper ore and converter slag. In order to convert the copper and cobalt into sulfate compounds the main ste...
Recovery of Copper, Cobalt, Nickel, Cadmium, Zinc and Bismuth from Electrolytic Copper Solution
Recovery Copper Cobalt Nickel Cadmium Zinc Bismuth Electrolytic Copper Solution
2010/7/1
An electrolytic Copper Solution (ECS) was electrolyzed using platinum electrodes. Copper was obtained in solid form. In order to precipitate Cd(II), Bi(III), As(III), Sb(III) and the rest of the Cu(II...