نتایج جستجو برای: electrolysis method
تعداد نتایج: 1634431 فیلتر نتایج به سال:
The electrochemical behavior of ZnTe and CdTe compound semiconductors dissolved in molten ZnCl(2) and equimolar CdCl(2)-KCl, respectively, was examined. In these melts dissolved Te is present as the divalent telluride anion, Te(2-), which was found able to be converted to elemental metal by electrochemical oxidation at the anode. ZnTe-ZnCl(2) melts were studied at 500 °C by standard electrochem...
LEE, T. M., J. S. Kuo, AND C. Y. CHAI. Central integrating mechanism of the Besold-Jarisch and baroceptor reflexes. Am. J. Physiol. 222 (3) : 713-720. 1972.-The central integrating mechanism of the Bezold-Jarisch (intracardiac veratrine) and baroceptor (intravenous epinephrine) reflexes was studied in cats under chloralose and urethan. It was found that midcollicular decerebration and lower pon...
This paper reports on a rapid and sensitive method for the simultaneous determination of ascorbic acid (H(2)A), dehydroascorbic acid (DHA), and total vitamin C by electrochemiluminescence (ECL) using a thin-layer electrochemical cell. Significant ECL signals can be generated by the anodic oxidation of Ru(bpy)(3) (2+) in the presence of H(2)A or DHA in pH 8.8 phosphate buffer solution. Because o...
We demonstrate and analyze a novel desalination method which works by electrophoretically replacing sodium and chloride in feed salt water with a pair of ions, calcium and carbonate, that react and precipitate out. The resulting calcium carbonate precipitate is benign to health, and can be filtered or settled out, yielding low ionic strength product water. The ion exchange and precipitation emp...
Taguchi optimization method (L32 orthogonal array) was applied as an experimental design to determine optimum conditions for methylene blue dye removal from aqueous solutions by electrocoagulation (EC). Various electrocoagualtion parameters such as initial pH, time of electrolysis, concentration of dye, electrodes gap, applied current, solution temperature, amount of supporting electrolyte, des...
Hydrogen and carbon nanotubes (CNTs) were produced by generating plasma in an organic solvent. The 2.45GHz microwave in-liquid plasma is generated by using a conventional microwave oven. The hydrogen generation efficiency using the in-plasma method is approximately 34% that of the electrolysis of water. When cyclohexane is used as the source liquid, multi-walled carbon nanotubes (MWCNTs) having...
We propose a novel diamond synthesis method based on molten salt electrolysis. In our method, carbon deposition and hydrogen generation occur simultaneously, reacts selectively with atoms that possess sp 2 hybrid orbitals to form CH 4 gas. Therefore, only 3 grows diamond. Scanning electron microscopy, energy-dispersive X-ray spectroscopy, Raman spectroscopy analysis confirmed was synthesized by...
Graphene oxide (GO) is an emerging material for energy and environmental applications, but it has been primarily produced using chemical processes involving high energy consumption and hazardous chemicals. In this study, we reported a new bioelectrochemical method to produce GO from graphite under ambient conditions without chemical amendments, value-added organic compounds and high rate H2 wer...
Background: Ursodeoxycholic acid (UDCA) is an important clinical drug in the treatment of liver disease. In previous work, ursodeoxycholic acid was prepared by traditional organic synthesis. The preparation of ursodeoxycholic acid through an electrochemical method with higher stereoselectivity and environmental friendliness is described herein. Results: Dimethyl sulfoxide (DMSO), dimethylformam...
Background & Objectives: Cryptosporidium parvum is considered as one of the pathogenic agents transmitted by water, high resistance to conventional disinfection methods, and potency of creating various problems in water resource. Because of various problems in Cryptosporidium parvum studies, Bacillus subtilis spore is recommended as a surrogate organism for studying protozoa inactivation and ev...
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