نتایج جستجو برای: magnesium oxide

تعداد نتایج: 212160  

Carbothermic reduction of Molybdenite in the presence of Magnesium oxide was thermodynamically studied. The stability diagrams for MoS2-MgO and MoS2-MgO-C Systems was prepared. The reduction of MoS2 with Carbon in the presence of Magnesium oxide proceeded through the direct oxidation of MoS2 by MgO to form intermediate molybdenum oxidized Species, MoO2 and MgMoO4. The results showed that the g...

Journal: :Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 2011
K E Nurullahoğlu Atalik Z U Nurullahoğlu M Kiliç

In the present study, the effects of cooling (to 28°C) on the vasodilatation induced by diazoxide (10(-9)-3×10(-4) M), isoproterenol (10(-9)-3×10(-4) M) and magnesium sulphate (0.1-30 mM) on serotonin-pre-contracted human umbilical artery and the role of nitric oxide in these effects were analyzed. Diazoxide, isoproterenol and magnesium produced concentration-dependent relaxation of human umbil...

Journal: :Internal Medicine 2018

Journal: :Environmental Health Perspectives 1997
W G Kuschner H Wong A D'Alessandro P Quinlan P D Blanc

Exposure to air polluted with particles less than 2.5 micron in size is associated epidemiologically with adverse cardiopulmonary health consequences in humans. The goal of this study was to characterize human pulmonary responses to controlled experimental high-dose exposure to fine and ultrafine magnesium oxide particles. We quantified bronchoalveolar lavage (BAL) cell and cytokine concentrati...

Arezoo Afkhami-Ardekani, Mahmood Reza Motamedzadeh, Mohammad Afkhami-Ardekani, Saeedeh Jam Ashkezari,

Objective: The aim of this study was to evaluate the effect of zinc and magnesium supplementation on glycemic control and serum insulin in type 2 diabetic patients. Materials and Methods: In this randomized clinical trial 70 diabetic patients who referred to Yazd Diabetes Center were selected. Subjects received 500 mg/day magnesium oxide or 100 mg/day zinc sulfate randomly for 8 weeks. At th...

Journal: :Psychiatry research 2000
A J Giannini A M Nakoneczie S M Melemis J Ventresco M Condon

The authors compared the antimanic effects of a verapamil-magnesium oxide (V-M) combination with a verapamil-placebo combination (V-P) in patients pretreated with verapamil. BPRS scores and serum magnesium levels were compared. The V-M combination was found to be significantly more effective than V-P in reducing manic symptoms (P=0.015). Serum magnesium levels were significantly higher in the V...

Journal: :organic chemistry research 0
mona hosseini-sarvari shiraz university golnaz parhizgar

epoxides undergo regioselective ring opening with various nucleophiles using catalytic amount of nano magnesium oxide and water as solvent under mild reaction conditions. the remarkable features of this method are improved yields, high regioselectivity, and green chemistry agreement.

Background: Magnesium oxide nanoparticles are characterized with a wide variety of applications and are mass-produced throughout the world. However, questions remain regarding their safety. There has been paucity of toxicology research on their side effects, especially under in vivo conditions. Objectives: The present paper aims at evaluating the...

Journal: : 2023

A research was conducted to determine the feasibility of using adsorption process remove boron from aqueous solutions batch technique. Three adsorbent materials; magnesium, aluminum and iron oxide were investigated find their abilities for removal. The effects operational parameters on removal efficiency each material determined.The experimental results revealed that maximum achieved at pH 9.5 ...

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