Exploring the structure–property relationship of three-dimensional hexagonal boron nitride aerogels with gyroid surfaces

Nanoscale ◽  
2020 ◽  
Vol 12 (18) ◽  
pp. 10180-10188
Author(s):  
Yan Chen ◽  
Huasong Qin ◽  
Juzheng Song ◽  
Zeming Liu ◽  
Yilun Liu ◽  
...  

The mechanical and thermal behaviors of three-dimensional hexagonal boron nitride aerogels (hBNAGs) are studied using molecular dynamics simulations based on a binary phase-field crystal (PFC) model.

2018 ◽  
Vol 20 (38) ◽  
pp. 24602-24612 ◽  
Author(s):  
Haikuan Dong ◽  
Petri Hirvonen ◽  
Zheyong Fan ◽  
Tapio Ala-Nissila

Unusual thermal transport in polycrystalline h-BN prepared by phase field crystal model is revealed by large-scale molecular dynamics simulations.


RSC Advances ◽  
2016 ◽  
Vol 6 (56) ◽  
pp. 51205-51210 ◽  
Author(s):  
Matthew Becton ◽  
Xianqiao Wang

Molecular dynamics simulations are performed to investigate the possibility of generating motion from stiffness gradients with no external energy source.


Nanoscale ◽  
2019 ◽  
Vol 11 (12) ◽  
pp. 5607-5616 ◽  
Author(s):  
Song Liu ◽  
Jeffrey Comer ◽  
Adri C. T. van Duin ◽  
Diana M. van Duin ◽  
Bin Liu ◽  
...  

An understanding of the nucleation and growth of hexagonal boron nitride (hBN) on nickel substrates is essential to its development as a functional material.


Crystals ◽  
2021 ◽  
Vol 11 (6) ◽  
pp. 662
Author(s):  
J. M. Ramirez-de-Arellano ◽  
A. Fransuani Jiménez G. ◽  
L. F. Magaña

We investigated the effect of doping a hexagonal boron nitride surface (hBN) with Ti or Pt on the adsorption of CO2. We performed first-principles molecular dynamics simulations (FPMD) at atmospheric pressure, and 300 K. Pristine hBN shows no interaction with the CO2 molecule. We allowed the Ti and Pt atoms to interact separately, with either a B-vacancy or an N-vacancy. Both Ti and Pt ended chemisorbed on the surface. The system hBN + Ti always chemisorbed the CO2 molecule. This chemisorption happens in two possible ways. One is without dissociation, and in the other, the molecule breaks in CO and O. However, in the case of the Pt atom as dopant, the resulting system repels the CO2 molecule.


Author(s):  
Akarsh Verma ◽  
Weiwei Zhang ◽  
Adri C. T. van Duin

In this work, the authors have developed a reactive force field (ReaxFF) and performed molecular dynamics simulations to investigate the effect of water molecules on the interfacial interactions with vacancy defective hexagonal boron nitride (h-BN) nanosheets.


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