نتایج جستجو برای: ionic liquid

تعداد نتایج: 252935  

2012
Taylor Tront Taylor T. Young Timothy E. Long Tianyu Wu

The formation of lipid bilayers between ionic liquid droplets is presented as a new means of forming functional bimolecular networks. Ionic liquids are molten salts that have a number of interesting properties, such as the ability to be a liquid at room temperature and exceedingly low vapor pressure. Our research demonstrates that it is possible to consistently and repeatable form lipid bilayer...

Journal: :Journal of chromatographic science 2009
J Zheng K H Row

In this study, the use of ionic liquids as additives in the separation of 2-chlorophenol and 2,4,6-trichlorophenol in reversed-phase high-performance liquid chromatography is reported. The ionic liquids used were 1-butyl-3-methylimidazolium tetrafluoroborate, 1-ethyl-3-methylimidazolium tetrafluoroborate, 1-ethyl-3-methylimidazolium methylsulfate ([EMIm][MS]), and 1-octyl-3-methylimidazolium me...

Journal: :Physical chemistry chemical physics : PCCP 2017
Samuel W Coles Maksim Mishin Susan Perkin Maxim V Fedorov Vladislav B Ivaništšev

Solvate ionic liquids are a subclass of ionic liquids that have the potential to be used in a range of electrochemical devices. We present molecular dynamics simulations of the interfacial structure of thin films of one such lithium based solvate ionic liquid, [Li(G4)][TFSI], an equimolar solution of tetraglyme and lithium bistriflimide. This solvate ionic liquid is shown to form a novel interf...

Journal: :Organic & biomolecular chemistry 2015
Sinead T Keaveney Ronald S Haines Jason B Harper

The reaction of a series of substituted benzaldehydes with hexylamine was examined in acetonitrile and an ionic liquid. In acetonitrile, as the electron withdrawing nature of the substituent increases, the overall addition-elimination process becomes faster as does the build-up of the aminol intermediate. Under equivalent conditions in an ionic liquid, less intermediate build up is observed, an...

Journal: :Physical chemistry chemical physics : PCCP 2015
Yasuyuki Yokota Hisaya Hara Yusuke Morino Ken-ichi Bando Akihito Imanishi Takafumi Uemura Jun Takeya Ken-ichi Fukui

The structural properties of ionic liquid/rubrene single-crystal interfaces were investigated using frequency modulation atomic force microscopy. The spontaneous dissolution of rubrene molecules into the ionic liquid was triggered by surface defects such as rubrene oxide defects, and the dissolution rate strongly depended on the initial conditions of the rubrene surface. Dissolution of the seco...

F. Sadeghzadeh Darabi M. Sadri S. Ahmadvand

Ethylammonium Propionate with high polarity and ionic conductivity was synthesized andcharacterized with 1HNMR and IR. This ionic liquid which is prepared from readily available startingmaterial in high yield shows reasonably high at viscosity and heat stability up to 150 °C. This IonicLiquid is able to dissolve most of organic solvents due to the hydrogen interaction between IonicLiquid and th...

2013
Beata Gabrić Aleksandra Sander Marina Cvjetko Bubalo Dejan Macut

Liquid-liquid extraction is an alternative method that can be used for desulfurization and denitrification of gasoline and diesel fuels. Recent approaches employ different ionic liquids as selective solvents, due to their general immiscibility with gasoline and diesel, negligible vapor pressure, and high selectivity to sulfur- and nitrogen-containing compounds. For that reason, five imidazolium...

Journal: :Chemical communications 2012
Ana B Pereiro João M M Araújo Filipe S Oliveira Carlos E S Bernardes José M S S Esperança José N Canongia Lopes Isabel M Marrucho Luís P N Rebelo

This work explores the possibility of increasing the ionicity of ionic liquids via the solubilization of inorganic salts in their midst. The resulting purely ionic media-distinct ionic liquid plus inorganic salt mixtures-are liquid in an extensive concentration range and can be aptly denominated High Ionicity Ionic Liquids (HIILs).

Journal: :Physical chemistry chemical physics : PCCP 2014
Prabhat Kumar Sahu Sudhir Kumar Das Moloy Sarkar

The solvation and rotational relaxation dynamics of coumarin 153 have been investigated in a dicationic ionic liquid (IL), 1,6-bis-(3-methylimidazolium-1-yl)hexane bis-(trifluoromethylsulfonyl)amide ([C6(MIm)2][NTf2]2), for the first time to provide a comprehensive and a quantitative understanding of the nature of the ionic fluid and its influence on the average solvation and rotational relaxat...

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