scholarly journals Methylguanidinium at the Air/Water Interface: A Simulation Study with the Drude Polarizable Force Field

Author(s):  
Jian Zhu ◽  
Jing Huang
2020 ◽  
Author(s):  
Jian Zhu ◽  
Jing Huang

<div>Methylguanidinium is an important molecular ion which also serves as the model compound for arginine side chain. We studied the structure and dynamics of methylguanidium ion at the air/water interface by molecular dynamics simulations employing the Drude polarizable force field. We found out that methylguanidinium accumulate on the interface with a majority adopting tilted conformations. We also demonstrated that methylguanidinium and guanidinium ions have different preference towards the air/water interface. Our results illustrate the importance to explicitly include the electronic polarization effects in modeling interfacial properties.</div><div><br> </div>


2020 ◽  
Author(s):  
Jian Zhu ◽  
Jing Huang

<div>Methylguanidinium is an important molecular ion which also serves as the model compound for arginine side chain. We studied the structure and dynamics of methylguanidium ion at the air/water interface by molecular dynamics simulations employing the Drude polarizable force field. We found out that methylguanidinium accumulate on the interface with a majority adopting tilted conformations. We also demonstrated that methylguanidinium and guanidinium ions have different preference towards the air/water interface. Our results illustrate the importance to explicitly include the electronic polarization effects in modeling interfacial properties.</div><div><br> </div>


2020 ◽  
Author(s):  
Jian Zhu ◽  
Jing Huang

<div>Methylguanidinium is an important molecular ion which also serves as the model compound for arginine side chain. We studied the structure and dynamics of methylguanidium ion at the air/water interface by molecular dynamics simulations employing the Drude polarizable force field. We found out that methylguanidinium accumulate on the interface with a majority adopting tilted conformations. We also demonstrated that methylguanidinium and guanidinium ions have different preference towards the air/water interface. Our results illustrate the importance to explicitly include the electronic polarization effects in modeling interfacial properties.</div><div><br> </div>


Langmuir ◽  
2017 ◽  
Vol 33 (38) ◽  
pp. 9793-9802 ◽  
Author(s):  
Brian Yoo ◽  
Eliseo Marin-Rimoldi ◽  
Ryan Gotchy Mullen ◽  
Arben Jusufi ◽  
Edward J. Maginn

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