نتایج جستجو برای: tetraethylene glycol

تعداد نتایج: 22990  

Traditionally water-ethylene glycol mixture based nanofluids are used in cold regions as a coolant in the car radiators. In the present study, the rheological properties of water-ethylene glycol based graphene oxide nanofluid are studied using Non-Equilibrium Molecular Dynamics (NEMD) method at different temperatures, volume concentrations, and shear rates. NEMD simulations are perfor...

Journal: :Physical chemistry chemical physics : PCCP 2014
Lin Wang Xia Xin Mengzhou Yang Xin Ma Zhenyu Feng Rui Chen Jinglin Shen Shiling Yuan

Two kinds of carbon materials, i.e., graphene and graphene oxide (GO), were successfully incorporated into a lyotropic liquid crystal (LLC) matrix formed by n-dodecyl tetraethylene monoether (C12E4). The properties of graphene-C12E4 and GO-C12E4 LLC composites were characterized by UV-vis absorption, transmission electron microscopy (TEM) observations, polarized optical microscopy (POM) observa...

Journal: :journal of comprehensive pediatrics 0
saleheh ala department of pediatrics, nemazee teaching hospital, shiraz university of medical sciences, shiraz, ir iran mahmood haghighat department of pediatrics, school of medicine, shiraz university of medical sciences, shiraz, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی شیراز (shiraz university of medical sciences) seyed mohsen dehghani department of pediatrics, nemazee teaching hospital, school of medicine, shiraz university of medical sciences, shiraz, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی شیراز (shiraz university of medical sciences) hassan bazmamoun department of pediatrics, school of medicine, hamadan university of medical sciences, hamadan, ir iran; department of pediatrics, school of medicine, hamadan university of medical sciences, hamadan, ir iran. tel: +98-9121331917, fax: +98-8112667766سازمان اصلی تایید شده: دانشگاه علوم پزشکی شیراز (shiraz university of medical sciences)

conclusions there was no significant lower recurrence rate of constipation with peg and lactulose combination therapy over peg alone. therefore, changing treatment from lactulose plus peg to peg alone would result in better compliance of patients for long-term therapy and would be cost effective. results the response rate to treatment was 70% in group i and 87% in group ii (p value 0.003). recu...

Journal: :Journal of reproduction and fertility 1980
A Hanada H Nagase

Semen was diluted 1:9 with egg yolk-citrate medium containing 0.31--3.1 M (final concentration) formamide, butyramide, acetamide, propionamide, dimethylformamide, lactamide, malomide, ethylene glycol, trimethylene glycol, dimethylsulphoxide (DMSO) or glycerol. After 30 min incubation at 20 degrees C, sperm motility was superior in hypertonic solutions of acetamide, lactamide, dimethylsulphoxid...

Journal: :Journal of bacteriology 1963
L W GASTON E R STADTMAN

Gaston, Lamont W. (National Heart Institute, National Institutes of Health, Bethesda, Md.) and E. R. Stadtman. Fermentation of ethylene glycol by Clostridium glycolicum, sp. n. J. Bacteriol. 85:356-362. 1963.-An anaerobic organism which utilizes ethylene glycol as a source of energy and carbon has been isolated from mud. It is a long (5 mu), slender, motile, gram-positive, spore-forming rod, wi...

Journal: :Clinical chemistry 1986
K W Ryder M R Glick S A Jackson

We have exploited the "interference" of ethylene glycol in the Du Pont aca triglyceride method to develop a convenient and rapid screening method for detecting ethylene glycol in serum. Pretreatment of patient's serum with lipase, glycerol kinase, and other cofactors usually added for triglyceride analysis removes triglycerides and glycerol, but not ethylene glycol, from the sample. The aca tri...

2017

An adjuvant composition containing a) one or more alkyl glucamides of the formula (I), wherein R1 represents a linear or branched alkyl group having 5 to 9 carbon atoms, R2 represents an alkyl group having 1 to 3 carbon atoms; b) at least one water-soluble ammonium salt, preferably selected from the group consisting of ammonium sulfate, ammonium nitrate, ammonium nitrate urea, ammonium phosphat...

Journal: :Applied and environmental microbiology 1979
K H Lee H A Wong

Eleven commercially available alcohol and ethylene glycol derivatives were tested for their toxicity toward a problem organism in jet fuel, Cladosporium resinae. In the presence of glucose, 20% (vol/vol) ethylene glycol monomethyl ether prevented spore germination and mycelial growth, and 10% (vol/vol) 2-ethoxybutanol, 10% 2-isopropoxyethanol, 10% 3-methoxybutanol, 5% 2-butyloxyethanol, 5% ethy...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2009
behzad shahbazi bahram rezai

frothers havea profoundeffectonbubble size and also flotation efficiency. in present study the effect of type and dosage of frothers on the flotation response of coarse particles of quartz was investigated.  therefore, flotation response of coarse particles using frothers such as mibc, pine oil, poly propylene glycol with concentration of 0, 25, 50 and 75 g/t, was obtained respectively. for all...

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