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نمایش تعداد 1-10 از 313
Ionic Liquid-Assisted Formation of Co3O4 Nanoparticles
Nanosized transition metal oxides often exhibit enhanced physical, chemical, thermal,
electrical, optical, or magnetic properties. A good example is crystalline cobalt oxide with
nanometer-scale, an advanced material with wide...
Effect of Particle Size on the Adsorption of hydrogen atoms on Cobalt: A Density-Functional Theory Study
the structure of catalyst particles affects these functions, we have studied the effect of the size of Cobalt clusters, including the infinite Co (111) surface, on the energy of adsorption of hydrogen atoms. These results indicate that small clusters may exhibit...
Synthesis and Characterization of a Cobalt (II) Complex with N, N/, N// -Tris ( 2-pyrimidinyl) Dimethylentriamine
Cobalt complexes have been intensively studied during the last decade due to their huge impact in biological and catalysis applications. 1, 2 In the present work, [Co3(PDMT)Cl6] complex is synthesized in cyclohexanole under hydrothermal conditions...
Effects of cobalt supplementation and vitamin B12 injections on lactation performance and metabolism of Holstein dairy cows
A method of high sensitivity and in situ determination of trace cobalt(II) in water samples with salicyl fluorone
Synthesis and characterization of CoFe2O4/polyaniline nanocomposites for electromagnetic interference applications
Co(II)‐Porphyrin Immobilized on Graphene Oxide: An Efficient Catalyst for the Beckmann Rearrangement
In this report, the synthesis of amides from aldoximes (Beckmann rearrangement) has been reported using cobalt(II) porphyrin covalently linked to graphene oxide as a nano heterogeneous catalyst. The prepared catalyst was characterized by applying...
Density Functional calculation on cobalt catalysts used in Fischer-Tropsch process
The Fischer-Tropsch process is a set of chemical reactions that convert a mixture of carbon monoxide and hydrogen into liquid hydrocarbons. A variety of catalysts can be used for the FT process, but the most common are the transition metals cobalt...