نتایج جستجو برای: ethylen glycol

تعداد نتایج: 23024  

Journal: :physical chemistry research 0
majid farahmandjou department of physics, varamin pishva branch, islamis azad university, varamin, iran sarvin honarbakhsh saeid behrouzinia

cobalt ferrite (cofe2o4) nanorods were synthesized by iron chloride (fecl3.6h2o) and cobalt sulfate hexahydrate (coso4.7h2o) as precursor in the presence of ethylene glycol agent and poly vinyl pyrrolidone (pvp) surfactant. the samples were characterized to identify the physical properties. xrd pattern of cobalt ferrite samples showed the structure of body center cubic (bcc) structure. the diam...

Journal: :desert 2013
e. zandi esfahan h. azarnivand

physiological effect of six levels of water stress (0, -0.1, -.03, -0.6, -0.9 and -1.2 mp) was studied on seed germination and plumule as well as radicule growth length in three species namely: agropyron elongatum, agropyron desertourm and secale montanum. polyethylene glycol (peg) was used to provide appropriate water potentials. a total of 100 seeds in four replications (petri dishes) were so...

Journal: :transport phenomena in nano and micro scales 2013
g.a. sheikhzadeh h. khorasanizadeh s.p. ghaffari

in this paper, mixed convection of al2o3-eg-water nanofluid in a square lid-driven enclosure is investigated numerically. the focus of this study is on the effects of variable thermophysical properties of the nanofluid on the heat transfer characteristics. the top moving and the bottom stationary horizontal walls are insulated, while the vertical walls are kept at different constant temperature...

Journal: :journal of particle science & technology 2015
mehrdad manteghain faeze tari behrooz bozorgi

this paper focused on a simple approach for synthesis of molybdenum oxide (moo3) nanoparticles and reports a facile route for synthesis of such nanoparticles, using microwave irradiation as a homogenous and powerful source of heating, using ethylene glycol as the solvent and heating medium. for more investigations, besides microwave heating, the obtained solutions were also treated by conventio...

Journal: :International Journal of Environmental Research and Public Health 2010

Journal: :Biomaterials 2001
B T Houseman M Mrksich

This paper uses self-assembled monolayers on gold as a model system to demonstrate that the attachment and spreading of Swiss 3T3 fibroblasts depends strongly on the microenvironment of immobilized RGD peptides. This work utilized monolayers that present mixtures of Arg-Gly-Asp peptides, which are ligands for cellular integrin receptors, and oligo(ethylene glycol) groups, which resist the nonsp...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2011
ali reza kiasat maryam zayadi fatemeh mohammad-taheri mehdi fallah-mehrjard

polyethylene glycol was easily grafted to silica gel and used as a solid–liquid phase transfer catalyst in the reduction of aromatic nitro compounds. this silica-grafted polyethylene glycol is proved to be an efficient heterogeneous catalyst in the reduction of nitroarenes to the corresponding aromatic amines with zinc powder in water. the reduction reactions proceeded efficiently with excellen...

2008
Michael M. Moore Sangam G. Kanekar Rajiv Dhamija

The ingestion of ethylene glycol results in toxicity with characteristic chemical, pathological, and imaging findings. In the case presented, magnetic resonance imaging demonstrated bilateral symmetric hyperintensity within the basal ganglia, thalami, and brainstem. Ethylene glycol toxicity also resulted in restricted diffusion within the white matter tracts of the corona radiata, a finding not...

Journal: :Acta biochimica Polonica 2013
Tomasz Liberek Julita Śliwarska Krzysztof Czurak Agnieszka Perkowska-Ptasińska Ewa Weber Bolesław Rutkowski

Ethylene glycol poisoning is not an uncommon cause of an acute renal injury. In this paper we present case of prolonged renal failure in the course of ethylene glycol intoxication. Due to the low dose of ingested ethylene glycol and concomitant ethanol consumption, the neurodepressive phase of the intoxication was rather mild and patient presented to the hospital on the ninth day after poisonin...

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