نتایج جستجو برای: water mixture
تعداد نتایج: 632936 فیلتر نتایج به سال:
Water worlds have been hypothesized as an alternative to photo-evaporation in order explain the gap radius distribution of Kepler exoplanets. We explore water within framework a joint mass-radius-period planets fit sample transiting exoplanets, subset which radial velocity mass measurements. employ hierarchical Bayesian modeling create range ten mixture models that include multiple compositiona...
mfi zeolite membranes were prepared on porous α-alumina substrates, using secondary growth of nano-seeded layers. the resulting membranes were characterized by means of scanning electron microscopy (sem), x-ray diffractometry (xrd), and pervaporation performance tests for separation of benzene, toluene and xylene (btx) mixture from contaminated water. the morphology, thickness, homogeneity, cry...
We study the effective polarity of an air/liquid-mixture interface by using interface-selective heterodyne-detected electronic sum frequency generation (HD-ESFG) and vibrational sum frequency generation (HD-VSFG) spectroscopies. With water and N,N-dimethylformamide (DMF) chosen as two components of the liquid mixture, the bulk polarity of the mixture is controlled nearly arbitrarily by the mixi...
The dynamic viscosity was measured for water-phenol binary mixture at several concentrations and temperatures to determine the critical concentration and critical temperature. The critical concentration was determined at XC=3.90% by weight of phenol, the critical temperature was TC=67.0°C using the viscosity measurement while TC=67.8°C from an indication of electrical conductivity measurements....
The preference of female Sprague-Dawley rats for sucralose, a non-nutritive sweetener derived from sucrose, was evaluated in 23 h two-bottle tests with water or saccharin. Overall, the rats displayed weak or no preferences for sucralose (0.25-4 g/l) over water but strong preferences for saccharin (0.5-8 g/l) over water and saccharin (1 g/l) over sucralose (0.5 g/l). The rats also preferred a sa...
nano materials have been widely used in laboratory and industrial scales in order to improve various properties of concrete and concrete mixture. the mainstream practice of the researches in this field is to add metallic nano-particles into the concrete mixture. the present research focuses on adding micro-nano air bubbles (mnab) into water before mixing it with aggregate and cement mixtures. i...
Horizontal hydraulic transport of ice particles suspended in water which is used in cooling systems has several advantages, such as its friendliness to the environment and its relatively low operation and maintenance costs. In this study, as a first approximation one dimensional model is developed. Simulation model calculates the pressure drop of the flow of solid-water two-phase mixture inside...
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