nickel and cobalt
The Minimum Requirements for Nickel and Cobalt as Trace Metals in Thermophilic Biogas Fermentation of Palm Oil Mill Effluent
... The amounts of VS in both digesters were quite low from day 9 to day 28, but the value increased to 16.707 mg/L in F1 and 15.894 mg/L in F2. VS values that are still high in both digesters after the 26th day indicated ...
5
Chemical Equilibria in a Mixed Solution of Nickel and Cobalt Chloride
... Ionic equilibria in the mixed solution of nickel and cobalt chloride were analyzed by considering the complex forma- tion reaction, the mass balance equations and a charge balance equation. The activity ...
5
Synthesis and Structural, Morphological and Electrochemical Characterization of nanostructured mixed oxides of nickel and cobalt Ni0 5Co2 5O4 powder Prepared by Co precipitation of Hydroxides Technique
... of nickel and cobalt are used now in near all fields of research, supercapacitors (8), lithium batteries (9, 10), , electrocatalysts for oxygen reduction On the other hand, recently it has been shown that ...
6
Imprinted Nickel-Cobalt Chitosan As A Specific Adsorbent Of Nickel (Ni2+) And Cobalt (Co2+)
... The nickel ad cobalt sorption capacity by double imprinted Ni(II) Co(II) chitosan adsorbent corresponding to different initial metal concentrations (10, 50, 100, 200, 300 ...The nickel and ...
6
NICKEL AND COBALT ORES FLOTATION pdf
... result cobalt-containing ores are not mined primarily for their cobalt content, but rather cobalt is produced as a by-product, parti- cularly from the production of copper, nickel, silver, ...
10
Dielectric and Optical Band Gap Studies of Nanostructured Manganese Nickel Oxide and Cobalt Nickel Oxide
... Manganese Nickel and Cobalt Nickel were synthesized by chemical co- precipitation method from the reaction of respective metal sulfides of manganese, nickel, cobalt and sodium carbonate ...
8
Chemical Synthesis of Nanoparticles of Nickel-Cobalt Oxide and its Conductivity Studies
... of nickel-cobalt oxide are prepared by chemical co-precipitation method by decomposition of their respective metal chlorides, sodium carbonate and ...bulk nickel cobalt oxide ...
7
Impact of agricultural activities on accumulation of Cadmium, Cobalt, Chromium, Copper, Nickel and Lead in soil of Hamedan province
... Use of chemical fertilizers, pesticides and sewage sludge in agriculture lands have increased soils trace metals concentration in many parts of the world. In This article we report the results of a study on impacts of ...
9
Metal-organic frameworks of cobalt and nickel centers with carboxylate and pyridine functionality linkers: Thermal and physical properties; precursors for metal oxide nanoparticle preparation
... Using nickel metal salt rather than the cobalt one results in completely different structure in this ...corresponded nickel structure, (5), has a three- dimensional framework in comparison with two- ...
10
Nano Nickel Cobalt Ferrite Catalysed One Pot Multi Component Synthesis of Xanthenediones and Acridinediones
... of nickel cobalt ferrite NPs is one of the most important advan- tages of this protocol that makes it useful for practical commercial ...of nickel cobalt ferrite NPs catalyst for the model ...
15
Effect Of Metallic Pollutants (Cobalt, Nickel, Lead) On Growth Performance And Biomass Accumulation Of Mpt’s Acacia Auriculiformis
... Soil was prepared thoroughly by crushing into uniform fine grade. Sand were cleaned and washed thoroughly to get uniform size particles. Mixture of vertisols and sand were prepared in 1:1 ratio to fill in the polybag of ...
5
Electrode position of nickel cobalt / alumina (Ni Co/Al2O3) composite coatings: A current approach
... electrodeposited nickel-cobalt (Ni-Co) and Ni-Co based metal matrix composite (MMC) coatings due to their superior properties, such as higher hardness [3]–[6], improved anti-wear, better corrosion ...
7
Cytotoxic effects of cobalt and nickel ions on osteocytes in vitro
... and nickel (Ni 2+ ) chloride solutions at ...(NaCl), cobalt (CoCl2), chromium (CrCl3), molyb- denum (MoCl5), and nickel (NiCl2) chloride powders (Sigma-Aldrich, ...
8
Ultra thin film deposition of nickel, cobalt and nickel-cobalt and evaluation using scanning acoustic microscopy
... Balutiu, Annemarie, "Ultra thin film deposition of nickel, cobalt and nickel-cobalt and evaluation using scanning acoustic microscopy" (2007). Electronic Theses and Dissertation[r] ...
106
The economic significance of the phytoextraction of nickel, cobalt and gold from metalliferous soils : a thesis in partial fulfilment of the requirements for the degree of Master of Science at Massey University
... Nickel accumulation response solid line, diamond symbol and biomass production dashed line, circle symbol vs ammonium-acetate-extractable nickel from a nickel-cobalt mixed substrate ....[r] ...
13
Separation of Nickel and Cobalt Utilizing Selective Reduction of Nickel in Acidic Aqueous Solution
... Efficient Ni recovery and separation from Co are essential in nickel hydrometallurgical processes. Currently, the hydro- metallurgical production of Ni from oxide ore is mainly carried out by acid leaching at ...
8
Synthesis and Characterization of Nickel and Cobalt doped Bismuth Sulphide
... Samples were prepared by precipitation method. Total seven samples were made. Those are listed as below. 2) 25ml from this dissolved mixture was taken and 150 ml Methanol was add[r] ...
7
Nickel and cobalt oxides based catalysts for the methanation reaction
... Catalytic methanation reaction over alumina supported cobalt oxide doped noble metal oxides for the purification of simulated natural gas. Journal of Fuel Chemistry and Tec[r] ...
46
Structural, magnetic and dielectric properties of nickel- magnesium substituted cobalt ferrites nanoparticles and core-shell nanocomposites
... Cobalt ferrite has gained great scientist interest because of its important applications in various fields of science and technology. However, the magnetic character of the particles used for many applications ...
47
Pollution Status of Incomati River Estuary Based on Meiofauna Analyses (Free-living Nematodes) in Maputo, Mozambique
... Aluminium, Nickel and Cobalt, Total phosphate with free-living nematodes such as Paramonohystera, Theristus, Terschellingia and Metacytholaimus were found as site ...Manganese, Nickel, Vanadium and ...
14