scholarly journals Molecular origin of high free energy barriers for alkali metal ion transfer through ionic liquid–graphene electrode interfaces

2016 ◽  
Vol 18 (2) ◽  
pp. 1302-1310 ◽  
Author(s):  
Vladislav Ivaništšev ◽  
Trinidad Méndez-Morales ◽  
Ruth M. Lynden-Bell ◽  
Oscar Cabeza ◽  
Luis J. Gallego ◽  
...  

We study mechanisms of solvent-mediated ion interactions with charged surfaces in ionic liquids by molecular dynamics simulations, in an attempt to reveal the main trends that determine ion–electrode interactions in ionic liquids.

2018 ◽  
Vol 20 (15) ◽  
pp. 10213-10223 ◽  
Author(s):  
Cesar Herrera ◽  
Mert Atilhan ◽  
Santiago Aparicio

Ionic liquid mixtures containing amino acid anions are studied at the microscopic level using molecular dynamics simulations.


2015 ◽  
Vol 17 (47) ◽  
pp. 31947-31955 ◽  
Author(s):  
Sergey A. Kislenko ◽  
Victoria A. Nikitina ◽  
Renat R. Nazmutdinov

Molecular dynamics simulations were performed to address the permeability of defectless alkanethiol self-assembled monolayers (SAMs) on charged and uncharged Au(111) surfaces in 1-butyl-3-methylimidazolium ([bmim][BF4]) room-temperature ionic liquid (IL).


2017 ◽  
Vol 19 (31) ◽  
pp. 20430-20440 ◽  
Author(s):  
Diddo Diddens ◽  
Volker Lesch ◽  
Andreas Heuer ◽  
Jens Smiatek

The influence of different aqueous ionic liquids on peptide conformations is studied by a combination of atomistic molecular dynamics simulations, Kirkwood–Buff theory and free energy calculations.


2014 ◽  
Vol 16 (38) ◽  
pp. 20731-20740 ◽  
Author(s):  
Yong-Lei Wang ◽  
Zhong-Yuan Lu ◽  
Aatto Laaksonen

Dynamical behavior and characteristics of 1-butyl-3-methylimidazolium hexafluorophosphate ([BMIM][PF6]) ionic liquid (IL) in confined films with varied film thickness have been investigated using atomistic molecular dynamics simulations.


RSC Advances ◽  
2015 ◽  
Vol 5 (5) ◽  
pp. 3868-3874 ◽  
Author(s):  
Hamed Akbarzadeh ◽  
Mohsen Abbaspour ◽  
Sirous Salemi ◽  
Somayeh Abdollahzadeh

The pore diameter and chirality of the CNTs have significant effects on the melting of the confined ionic liquids.


Molecules ◽  
2021 ◽  
Vol 27 (1) ◽  
pp. 119
Author(s):  
Zeenat Zara ◽  
Deepti Mishra ◽  
Saurabh Kumar Pandey ◽  
Eva Csefalvay ◽  
Fatemeh Fadaei ◽  
...  

The effect of aqueous solutions of selected ionic liquids solutions on Ideonella sakaiensis PETase with bis(2-hydroxyethyl) terephthalate (BHET) substrate were studied by means of molecular dynamics simulations in order to identify the possible effect of ionic liquids on the structure and dynamics of enzymatic Polyethylene terephthalate (PET) hydrolysis. The use of specific ionic liquids can potentially enhance the enzymatic hydrolyses of PET where these ionic liquids are known to partially dissolve PET. The aqueous solution of cholinium phosphate were found to have the smallest effect of the structure of PETase, and its interaction with (BHET) as substrate was comparable to that with the pure water. Thus, the cholinium phosphate was identified as possible candidate as ionic liquid co-solvent to study the enzymatic hydrolyses of PET.


2015 ◽  
Vol 17 (35) ◽  
pp. 23226-23235 ◽  
Author(s):  
Nicolas Voeltzel ◽  
Andrew Giuliani ◽  
Nicolas Fillot ◽  
Philippe Vergne ◽  
Laurent Joly

All-atom molecular dynamics simulations of an ionic liquid confined between iron oxide surfaces reveal an anomalous effective rheology induced by hydrodynamic and thermal slip at the walls.


Molecules ◽  
2019 ◽  
Vol 24 (10) ◽  
pp. 2014 ◽  
Author(s):  
Abdukarem Amhamed ◽  
Mert Atilhan ◽  
Golibjon Berdiyorov

Molecular dynamics simulations are used to study the transport of CO 2 , H 2 S and CH 4 molecules across environmentally friendly choline-benzoate and choline-lactate ionic liquids (ILs). The permeability coefficients of the considered molecules are calculated using the free energy and diffusion rate profiles. Both systems show the largest resistance to CH 4 , whereas more than 5 orders of magnitude larger permeability coefficients are obtained for the other two gas molecules. The CO 2 /CH 4 and H 2 S/CH 4 selectivity was estimated to be more than 10 4 and 10 5 , respectively. These results indicate the great potential of the considered ILs for greenhouse gas control.


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