نتایج جستجو برای: ammonium bromide
تعداد نتایج: 41724 فیلتر نتایج به سال:
We have synthesized the surfactant cationic dihexadecyl dimethyl ammonium bromide [16-16]. The aggregates of [16-16] and hexadecyl trimethyl (C16TAB) were prepared in aqueous solution different mixing ratio (x[16-16]) effect experimental temperature on formation studied using a number physicochemical methods. With an increase x[16-16], structure changed from spherical micelles to vesicles. In r...
Abstract TiO 2 preparation has been carried out with the addition of cetyl trimethyl ammonium bromide (CTAB) surfactant. The sol-gel method is used in , where TiCl 4 as a precursor. resulting was characterized using XRD, FTIR, XRF and SEM. XRD results show crystal size 17.75 nm rutile phase. FTIR broad absorption band between 800 400 cm ?1 by Ti–O vibrations lattice. showed that content 80.80%....
Bismuth oxybromide (BiOBr) nanosheets were prepared by employing organic bromide sources. In the presence of sources, effects different conditions on band structure, shape, size, and light responses BiOBr examined. The reaction conditions, including types solvent, concentration, temperature, time, examined regarding formation nanosheets. Then, photocatalytic performances also Especially, obtain...
A new nanocomposite based on conducting polyaniline (PANI) and Algerian montmorillonite clay dubbed Maghnite is proposed to combine thermal properties (Mag). The PANI-Mag nanocompo-sites samples were made by in situ polymerization with CTABr (cetyl trimethyl ammonium bromide) as the galleries' organomodifier. In terms of ratio, electrical obtained nanocomposites are investigated. As amount incr...
The polarographic or voltammetric behaviour of a selected group of tetra-alkyl ammonium halides and related compounds in liquid sulphur dioxide was investigated, using a stationary disk platinum indicating micro-electrode and a silver/silver-bromide reference electrode withcompensation for the IR drop of the solution. The electrochemical oxidation-reduction patterns are characteristic of the na...
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