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Article
Synthesis, Electric and Magnetic Characterization of Nickel Ferrite/PANI Nano-Composite Prepared by Flash Auto Combustion Method
NiFe2O4/PANI nano-composite with different polyaniline (PANI) content (25%, 50% and 75%) is synthesized. The NiFe2O4 (NF) is prepared by the flash auto combustion method and annealed at 400 °C for 2 h. The PANI i...
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Article
Synergistic extraction of uranium from acidic sulfate leach liquor using D2EHPA mixed with TOPO
Uranium extraction from sulfate leach liquor acid by D2EHPA and TOPO mixture in kerosene was investigated. The effect of different factors affecting the extraction mechanism such as sulfate leach liquor acid, D2E...
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Article
Open AccessTreatment of phosphogypsum waste using suitable organic extractants
Phosphogypsum (PG) is a residue of the phosphate fertilizer industry that has relatively high concentrations of harmful radioactive materials. The reduction in concentration of the radionuclides from PG was in...
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Article
Chemical studies on uranium extraction from concentrated phosphoric acid by using PC88A and DBBP mixture
Liquid–liquid extraction of U (VI) from concentrated phosphoric acid by using (2-ethyl hexyl) phosphonic acid, mono (2-ethyl hexyl) ester (PC88A) and di-butyl butyl phosphonate (DBBP) has been investigated. Th...
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Article
Liquid–liquid extraction of uranium from Egyptian phosphoric acid using a synergistic D2EHPA–DBBP mixture
Extraction of uranium from Egyptian phosphoric acid with synergistic mixture of di-2-ethylhexylphosphoric acid (D2EHPA) and di-butyl butyl phosphonate (DBBP) is reported in this paper. The influence of various...
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Article
High-Temperature Oxidation Behavior of Iron–Chromium–Aluminum Alloys
The detailed oxidation behavior of Fe–10Cr alloys, containing aluminumin the range of 2–8% by weight, was studied in pure oxygen at 1 atmpressure. The investigations were performed over the temperature range95...
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Article
A new route for the synthesis of phenazine di-N-oxides
Several phenazine 5,10-dioxides (7a–d) were prepared by the reaction of 2-methyl-3-acetylquinoxaline 1,4-dioxide (2) with different aromatic aldehydes or by direct cyclization of the quinoxaline cinnamoyl derivat...