نتایج جستجو برای: ethylene glycol

تعداد نتایج: 43180  

2009
Ulrich Hoffmann Peter Abel Hartmud Neurath

Background: We describe a case of acute ethylene glycol poisoning following ingestion of antifreeze agent in which serum ethylene glycol and anion gap were serially measured. Patients: A 66-year old man was hospitalized after intentional ingestion of automotive antifreeze. Upon admission, vital signs, mental status, and neurological functions were normal. Initial laboratory tests revealed no se...

2012
K. Prajapati S. Patel

We have studied the micellization of surfactants SDS, CTAB and tweens-80 using a series of Ethylene glycol/water and formamide/water mixed solvents using surface tension, viscosity and conductance measurements. The results are compared with those reported in pure water for the same surfactants. The critical micelle concentration (cmc) shifts to lower values upon increasing the ratio of Ethylene...

Journal: :Biomacromolecules 2010
Leonid Ionov Alla Synytska Elisabeth Kaul Stefan Diez

We report on the protein-resistant properties of glass substrates coated with novel copolymers of 2-aminoethyl methacrylate hydrochloride and poly(ethylene glycol) methyl ether methacrylate (AEM-PEG). In comparison to currently available protein-blocking polymer systems, such as poly-l-lysine-poly(ethylene glycol), silane-based poly(ethylene glycol), and poly(ethylene glycol) brushes prepared b...

Journal: :physical chemistry research 0
mohhamad mahdi heyhat assistance professor salimeh kimiagar islamic azad university- central tehran branch - tehran - iran narjes ghanbaryan sani gasem abad master student elnaz feyzi master student

graphene oxide was prepared using modified hummers method. stable ethylene-glycol nanofluids containing graphene oxide nanosheets were provided. nd: yag pulsed laser was applied to prepare reduced nanofluids. experimental results revealed that thermal conductivity of the nanofluids is increased with increasing the concentration of graphene oxide (go) in ethylene glycol. the enhancement ratio of...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2007
Joseph W F Robertson Claudio G Rodrigues Vincent M Stanford Kenneth A Rubinson Oleg V Krasilnikov John J Kasianowicz

We introduce a two-dimensional method for mass spectrometry in solution that is based on the interaction between a nanometer-scale pore and analytes. As an example, poly(ethylene glycol) molecules that enter a single alpha-hemolysin pore cause distinct mass-dependent conductance states with characteristic mean residence times. The conductance-based mass spectrum clearly resolves the repeat unit...

2014
Stephanie M Toth-Manikowski Hanni Menn-Josephy Jasvinder Bhatia

Acute ethylene glycol ingestion classically presents with high anion gap acidosis, elevated osmolar gap, altered mental status, and acute renal failure. However, chronic ingestion of ethylene glycol is a challenging diagnosis that can present as acute kidney injury with subtle physical findings and without the classic metabolic derangements. We present a case of chronic ethylene glycol ingestio...

Journal: :transport phenomena in nano and micro scales 2014
h. khorasanizadeh m. m. fakhari s. p. ghaffari

in this study, the natural convection heat transfer of variable properties al2o3-eg-water nanofluid in a differentially heated rectangular cavity has been investigated numerically. the governing equations, for a newtonian fluid, have been solved numerically with a finite volume approach. the influences of the pertinent parameters such as ra in the range of 103-107 and volume fraction of nanopar...

The purpose of this study is to use the thermal and electrical conductivities of copper oxide nanoparticles and carbon nanotubes for the preparation of high-performance nanofluids for achieving better heat transfer properties. These nanofluids consist of a water/Ethylene Glycol solution containing single-wall carbon nanotubes (SWCNTs) and copper oxide nanoparticles (CuONPs). The effects of such...

Journal: :Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke 1952
J H Zwaveling B Sangster A van Dijk

Although an uncommon cause of death in Great Britain, ethylene glycol poisoning is potentially serious in that renal and cardiopulmonary failure and central nervous system dysfunction can occur when doses of the order of 100 ml or more are ingested. A case is described in which a child who swallowed approximately 100 ml of ethylene glycol was treated by prolonged peritoneal dialysis. In additio...

Journal: :Journal of magnetic resonance 2015
Y Shimizu J W Blanchard S Pustelny G Saielli A Bagno M P Ledbetter D Budker A Pines

We report zero-field NMR measurements of a viscous organic liquid, ethylene glycol. Zero-field spectra were taken showing resolved scalar spin-spin coupling (J-coupling) for ethylene glycol at different temperatures and water contents. Molecular dynamics strongly affects the resonance linewidth, which closely follows viscosity. Quantum chemical calculations have been used to obtain the relative...

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