نتایج جستجو برای: aqueous solutions

تعداد نتایج: 406247  

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2013
guangxiu mao anfeng zhu

in this paper, aggregation behaviors of aqueous solutions of short chain hydrophilic ionic liquids (ils), 1 – allyl - 3 - methylimidazolium chloride ([amim]cl), 1 - ethyl - 3 - methylimidazolium chloride ([emim]cl), 1 - butyl - 3 - methylimidazolium chloride ([bmim]cl), 1 - butyl - 3 - methylimidazolium tetrafluoroborate ([bmim]bf4) were investigated using conductivity and laser light scatterin...

Kouhiyan Afzal, Mohammad Taghi , Farrokhian Firouzi, Ahmad , Taghavi Zahedkolaei , Mehdi ,

Background and objectives: Zerovalent iron nanoparticles (ZVIN) had high potential for nitrate removal from aqueous solutions due to high surface area and reactivity of them. The aim of this study was nitrate removal from aqueous solutions using environmentally friendly stabilized ZVIN. Methods: ZVIN were synthesized via chemical reduction by sodium borohydride. In order to preventing of ZVIN f...

Journal: :The journal of physical chemistry. B 2017
Marat Andreev Alexandros Chremos Juan de Pablo Jack F Douglas

Ion-specific solvation has fundamental implications in biochemistry, and the thermodynamics and dynamics of aqueous salt solutions have correspondingly been investigated intensively. Nonetheless, there are fundamental unresolved issues in modeling the dynamics of aqueous salt solutions and the related problem of polymers dissolved in these solutions. In particular, experiments show that the sel...

This paper reports density and speed of sound data for solutions of the ionic liquids (ILs) [C4mim]Cl and [C4mim][CF3SO3] in aqueous solution of 0.05 w/w amino acids of alanine, serine and proline at T = (288.15, 298.15, 308.15 and 318.15) K. From the experimental data measured, the apparent molar volume (Vϕ), isentropic compressibility ( ), and apparent molar isentropic compression ( ) have be...

Journal: :Acta Chemica Scandinavica 1958

Journal: :Canadian Journal of Chemistry 1970

Journal: :journal of ultrafine grained and nanostructured materials 0
mohsen hosseinzadeh advanced magnetic materials research center, school of metallurgy and materials engineering, faculty of engineering, university of tehran, tehran, iran. seyyed ali seyyed ebrahimi advanced magnetic materials research center, school of metallurgy and materials engineering, faculty of engineering, university of tehran, tehran, iran. shahram raygan advanced magnetic materials research center, school of metallurgy and materials engineering, faculty of engineering, university of tehran, tehran, iran. seyed morteza masoudpanah school of metallurgy & materials engineering, iran university of science and technology (iust), tehran, iran.

in this study, the removal of cadmium and lead ions from aqueous solution by nanocrystalline magnetite was investigated. the nanocrystalline magnetite was synthesized by mechanochemical activation of hematite in a high energy planetary mill in argon atmosphere for 45 hours. the ability of the synthesized nanocrystalline magnetite for removal of cd(ii) and pb(ii) from aqueous solutions was studi...

Journal: :physical chemistry research 2014
rahmat sadeghi roonak golabiazar

systematic studies on the vapor-liquid equilibria (vle) and conductometric properties of aqueous solutions of model surface-active ionic liquid 1-dodecyl-3-methylimidazolium bromide ([c12mim]br) are performed in the absence and presence of a large series of electrolytes in order to achieve a deeper understanding about the molecular mechanism behind the specific salt effect on the aggregation be...

Journal: :Portugaliae Electrochimica Acta 2011

Journal: :The Journal of Physical and Colloid Chemistry 1948

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