Uptake behaviour of uranium from aqueous, acidic sulfate and chloride media on iminodiacetic acid chelating resin Purolite S930+ has been studied. Experiments have followed UO22+, Cu2+ and Fe3+ uptake behaviour with respect to acidic and ionic media type and concentration. Uptake suppression of ...
Aluminum/iron oxide/-hydroxide nanothermite compounds were prepared and investigated in detail. The fast and facile synthesis was undertaken via a coprecipitation route of iron precursor species (sulfate, chloride) in presence of aluminum nanoparticles with an average diameter of 100 nm, termina...
Luminescent inorganic phosphors are widely used as wavelength-converting materials in many emerging applications including displays, solar cells, and bioimaging. This study demonstrates the synthesis of highly luminescent colloidal AlOH nanoparticles and the preparation of transparent luminescen...
A simple and environmentally friendly method to prepare aluminum oxyhydroxide and trihydroxide nanostructures by wet oxidation of AlN/Al composite nanoparticles was developed. The AlN/Al nanoparticles used were produced by electrical explosion of an aluminum wire in nitrogen atmosphere. The obta...
The effects of impeller type and position in a batch cooling crystallizer on the crystal growth kinetic as well as the shape, agglomeration and crystal size distribution of disodium tetraborate decahydrate (borax) were investigated in detail. Three types of impellers applied in this work generat...
Energy and exergy-based performances of a natural-convective solar dryer (NCSDR) integrated with sodium sulfate decahydrate (Na2SO4·10H2O) and sodium chloride (NaCl) as thermal storage medium are presented. The NCSDR was operational in Nigerian climate and applied for red chilli. The objectives...
The metastable zone width of borax decahydrate (disodium tetraborate decahydrate), represented by the maximum undercooling ΔTmax, both in pure and impure aqueous solutions were determined according to polythermal method by using the ultrasonic technique. It is found that the metastable zone wid...
Sodium tetraborate decahydrate (Na2B4O7·10H2O) single crystals were grown from aqueous solution by slow solvent evaporation method and its functional groups have been confirmed by FTIR. Grown crystals were found to be hard in nature (n = 1.8). From optical studies band gap of the material was f...
Tincal, colemanite and ulexite are the most commercially significant borate minerals. The commercial production of boric acid from these minerals is based on a mineral–inorganic acid reaction. In this study, crystalline boric acid (H3BO3) was produced from borax decahydrate using an organic aci...
The growth and dissolution rates of borax decahydrate have been measured as a function of supersaturation for various particle sizes at different temperature ranges of 13 and 50 °C in a laboratory-scale fluidized bed crystallizer. The values of mass transfer coefficient, K, reaction rate consta...
Sodium tetraborate decahydrate single crystals were grown from aqueous solution by slow cooling technique. Nucleation and growth kinetics give valuable information about the crystal growth process, which can be utilized in the growth of large size crystals. Attempt are made to study the nucleati...
Microhardness of borax decahydrate single crystals grown from pure and impure borax solutions was measured. It was found that the microhardness of borax decahydrate crystals showed clear load dependence. The results obtained from Meyer Law indicated that Meyer index was found to be less than 2. ...
Hydrothermal liquefaction experiments were carried out at 250, 300 and 350 °C with the use of an additive (either borax decahydrate (Na2B4O7·10H2O) or sodium borohydride (NaBH4)). The effects of both temperature and types of additives on the product distributions and bio-crude compositions wer...
The functions of formation at T = 298.15 K of calcium-ammonium nitrate decahydrate, 5Ca(NO3)2·NH4NO3·10H2O, have been computed on the basis of experimental results obtained in this work. Single-phase crystalline calcium-ammonium nitrate decahydrate has been synthesized and checked by chemical ...
Xanthan Gum (XG), known as a microbial polysaccharide, is potential renewable resources in the biodegradable plastics synthesis. However, native xanthan gum needs to be chemically modified in order to improve its properties required for further application as thermoplastics material. We here rep...
1.1. (Na+ + K+-ATPase and Mg2+-ATPase. in crude and partially purified (microsomal, NaI-treated) preparations derived from mouse brain cortex, were activated by the nonionic detergent, Lubrol WX.2.2. The ligand requirements and activatability of the crude and purified preparations were markedly ...
A commonly-used method for analysing raft membrane domains is based on their resistance to extraction by non-ionic detergents at 4 °C. However, the selectivity of different detergents in defining raft membrane domains has been questioned. We have compared the lipid composition of detergent-resi...
Patients with relapsing–remitting multiple sclerosis (RRMS) are commonly treated with high doses of intravenous corticosteroids (CS). ACTH 1–39, a member of the melanocortin family, stimulates production of CS by the adrenals, but melanocortin receptors are also found in the central nervous sy...
Women and men differ in their risk for developing stress-related conditions such as alcohol use and anxiety disorders and there are gender differences in the typical sequence in which these disorders co-occur. However, the neural systems underlying these gender-biased psychopathologies and clini...
Damage to myelin and oligodendroglia (OL) in multiple sclerosis (MS) results from a wide array of mechanisms including excitotoxicity, neuroinflammation and oxidative stress. We previously showed that ACTH 1-39, a melanocortin, protects OL in mixed glial cultures and enriched OL cultures, inhibi...
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