نتایج جستجو برای: magnesium compounds
تعداد نتایج: 263101 فیلتر نتایج به سال:
Profound understanding and survey of magnesium base intermetallic compounds is hindered by various difficulties in their processing and fabrication. Solid-state synthesis via the bulk mechanical alloying (BMA) is free from contaminations and segregation through high reactivity of elemental constituents against crucibles or vials. Magnesium–tin system is employed to demonstrate the solid-state r...
ofcells to carcinogenic nickel compounds induces many genes that are commonly expressed in cancer cells but not in normal cells. Nickel compounds have been well established as human carcinogens. Investigations into the molecular mechanisms of nickel car-cinogenesis have revealed that not all nickel compounds are equally carcinogenic: certain water-insoluble nickel compounds exhibit potent carci...
organophosphorous (op) chemical warfare nerve agents mainly sarin and tabun were used during the iran-iraq war with high mortalities. in addition to atropine and oximes, the followings have recently been used successfully for the treatment of op poisoning. 1. sodium bicarbonate: infusion of high doses of sodium bicarbonate (5 meq/kg in 60 min. followed by 5-6 meq/kg/day to obtain arterial blood...
Being a lithophile element at ambient pressure, magnesium has been long believed to be immiscible with iron. Authors of recent study showed that pressure turns into siderophile and can produce unconventional Fe-Mg compounds [Gao et al., New J. Chem. 43, 17403 (2019)]. Here, we extend the investigation exoplanetary conditions using an adaptive genetic algorithm-based variable-composition structu...
A synthetic route to magnesium guanidinate compounds that avoids ligand redistribution is reported; selected derivatives are active pre-catalysts in the dimerization of aldehydes.
Several studies have shown that magnesium can be a useful tool in preventing various skin disorders. However, the mechanism remains unclear. In this study, we analyzed by which improves function, focusing on water channel aquaporin-3 (AQP3), is cutaneous functional molecule. Magnesium compounds (magnesium acetate, chloride, sulfate, and lactate) were added to human epidermal keratinocyte HaCaT ...
The content of pyridoxine hydrochloride in two-component pharmaceutical preparations containing various magnesium compounds was examined. The UV differentiation spectrophotometry was devised and compared with the reference method of high performance liquid chromatography (HPLC). The analysis of the absorbance spectra (A) and its first (D1) and second (D2) derivatives made it possible to establi...
Preparation of superfine magnesium hydroxide with the bittern and ammonia was studied. The properties of the products were analyzed by laser granularity, X-ray diffraction, scanning electron microscope, the limiting oxygen index and the wet t ing angle measurements . The results show that the mean particle size of the magnesium hydroxide is about 230 nm with a platelet shape and the specific su...
Marcotted 'Persian' (Tahiti*) lime trees with severe magnesium deficiency were sprayed with magnesium nitrate at 3 concentrations (1.75, 3.50, and 5.25 pounds of MgO/100 gallons of water). Three applications were made between March and September, 1967. Most of the magne sium deficiency symptoms disappeared after 2 sprays. The trees were completely green after the third spray, regardless of the ...
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