scholarly journals Proton Transport Mechanism and Pathways in the Superprotonic Phase of M3H(AO4)2 Solid Acids from Ab Initio Molecular Dynamics Simulations

2021 ◽  
Author(s):  
Boris Merinov ◽  
Sergey Morozov
Keyword(s):  
Molecular Dynamics ◽  
Ab Initio ◽  
Proton Transport ◽  
Transport Mechanism ◽  
Solid Acids ◽  
Ab Initio Molecular Dynamics ◽  
Theoretical Studies ◽  
Dynamics Simulations ◽  
Experimental And Theoretical Studies ◽  
Superprotonic Phase

The proton transport mechanism in superprotonic phases of solid acids is a subject of experimental and theoretical studies for a number of years. Despite this, details of the mechanism still...

Proton transport mechanism of imidazole, triazole and phosphoric acid mixtures from ab initio molecular dynamics simulations

2015 ◽  
Vol 17 (45) ◽  
pp. 30551-30559 ◽  
Author(s):  
Swagata Pahari ◽  
Sudip Roy
Keyword(s):  
Molecular Dynamics ◽  
Phosphoric Acid ◽  
Ab Initio ◽  
Molecular Dynamics Simulations ◽  
First Principles ◽  
Proton Transport ◽  
Transport Mechanism ◽  
Ab Initio Molecular Dynamics ◽  
Dynamics Simulations

We have performed first principles molecular dynamics simulations to elucidate the mechanism and role of 1,2,3-triazole in proton transport while it is mixed with phosphoric acid (PA) and a phosphoric acid imidazole mixture.

Effect of anion reorientation on proton mobility in the solid acids family CsHyXO4 (X = S, P, Se, y = 1, 2) from ab initio molecular dynamics simulations

2020 ◽  
Vol 22 (19) ◽  
pp. 10738-10752 ◽  
Author(s):  
Christian Dreßler ◽  
Daniel Sebastiani
Keyword(s):  
Molecular Dynamics ◽  
High Temperature ◽  
Proton Transfer ◽  
Ab Initio ◽  
Solid Acids ◽  
Ab Initio Molecular Dynamics ◽  
Proton Mobility ◽  
Transfer Rates ◽  
High Proton ◽  
Dynamics Simulations

The high temperature phases of the solid acids CsHSeO4, CsHSO4 and CsH2PO4 show extraordinary high proton conductivities, which are enabled by the interplay of high proton transfer rates and frequent anion reorientation.

scholarly journals Ultrafast proton transport in water-methanol mixtures

2019 ◽  
Vol 205 ◽  
pp. 09004
Author(s):  
Maria Ekimova ◽  
Felix Hoffmann ◽  
Gul Bekcioglu-Neff ◽  
Aidan Rafferty ◽  
Erik T. J. Nibbering ◽  
...  
Keyword(s):  
Molecular Dynamics ◽  
Free Energy ◽  
Ab Initio ◽  
Molecular Dynamics Simulations ◽  
Proton Transport ◽  
Ab Initio Molecular Dynamics ◽  
Transport Pathway ◽  
Pump Probe ◽  
Dynamics Simulations

Femtosecond UV/IR pump-probe experiments and ab initio molecular dynamics simulations of 7-hydroxyquinoline in water-methanol mixtures demonstrate an unexpectedly dominant OH-/CH3O- transport pathway but consistent with a solvent-dependent photoacidity free energy-reactivity correlation behaviour.

Maleimide: a potential building block for the design of proton exchange membranes studied by ab initio molecular dynamics simulations

RSC Advances ◽  
2015 ◽  
Vol 5 (98) ◽  
pp. 80220-80227 ◽  
Author(s):  
Xuejiao Li ◽  
Liuming Yan ◽  
Baohua Yue
Keyword(s):  
Molecular Dynamics ◽  
Solid State ◽  
Ab Initio ◽  
Molecular Dynamics Simulations ◽  
Building Block ◽  
Proton Transport ◽  
Proton Exchange Membranes ◽  
Proton Exchange ◽  
Ab Initio Molecular Dynamics ◽  
Dynamics Simulations

Ab initio molecular dynamics (AIMD) simulations are applied to the study of proton transport in solid state maleimide.

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