Zobrazeno 1 - 10
of 261
pro vyhledávání: '"S. Chegrouche"'
Publikováno v:
Nuclear Engineering and Technology, Vol 54, Iss 11, Pp 4253-4264 (2022)
Since the implementation of the phosphate project in Bled El-Hadba (BEH) deposit, western region of Tébessa, no detailed study has been conducted to assess the natural radioactivity distribution and the associated radiological risk parameter for thi
Externí odkaz:
https://doaj.org/article/b15818fcc89149d284e5e52d7e0d8d4c
Publikováno v:
Journal of Environmental Chemical Engineering. 4:3459-3467
Algerian bentonite from Maghnia, has been modified with cationic alkylammonium surfactant (HDTMA-Br) from 30 to 150% of the CEC. A positively charged bilayer of the surfactant cations of HDTMA is created within the structure of the clay. The organic
Autor:
S. Chegrouche
Publikováno v:
Engineering and Technology Journal.
Publikováno v:
AIP Conference Proceedings.
Radioactive Uranium (VI) was removed by adsorption on NaY zeolite. The synthesized NaY zeolite sorbent was characterized with several techniques: X-ray diffraction XRD, scanning electronic microscopy MEB and Infrared spectroscopy measurements FTIR. T
Publikováno v:
Chemical Engineering Journal. 172:296-305
The removal of UO22+ ions from aqueous solutions on zeolite NaA was investigated. The effects of initial uranium (VI) concentration, solution pH, solid/liquid ratio and temperature were studied in batch experiments. Zeolite NaA was synthesized accord
Publikováno v:
Desalination. 235:306-318
This work reports the adsorption of strontium from aqueous solutions onto activated carbon. Various factors such as pH, initial concentration of strontium, particle size and temperature were considered. The optimum conditions obtained were: pH value
Publikováno v:
Chemical Engineering and Processing: Process Intensification. 48:38-47
The removal of chromium(VI) from aqueous solutions by activated carbon has been investigated as a function of solution pH, initial chromium concentration C, solid/liquid ratio R and temperature T. The Freundlich and the Langmuir models have been appl
Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.
K zobrazení výsledku je třeba se přihlásit.
Publikováno v:
Hydrometallurgy. 85:163-171
The aim of this study is to determine the predominant chemical reaction during precipitation of ammonium uranyl carbonate (AUC) based on thermodynamic analysis and to investigate its kinetics. Four chemical reactions were considered. The Gibbs free e
Publikováno v:
Sciences & Technologie, Vol 0, Iss 13, Pp 43-46 (2000)
L’objet de cette étude consiste en l’élimination du fer sous forme de jarosite. Les différents types de jarosites élaborées à base de Na+, NH4+ et K+ ont été identifiées par DRX. Les influences de la concentration de l’agent de précip