scholarly journals Molecular dynamics simulation of low-energy recoil events in titanate pyrochlores

RSC Advances ◽  
2017 ◽  
Vol 7 (56) ◽  
pp. 35403-35410
Author(s):  
Liyuan Dong ◽  
Wahyu Setyawan ◽  
Yuhong Li ◽  
Ram Devanathan ◽  
Fei Gao

Molecular dynamics simulations of low-energy displacements in titanate pyrochlores have been carried out along three main directions, to determine Ed for A, Ti and O, corresponding defect configurations, and defect formation dynamics.

RSC Advances ◽  
2020 ◽  
Vol 10 (9) ◽  
pp. 5507-5515
Author(s):  
Liang Song ◽  
Feng-Qi Zhao ◽  
Si-Yu Xu ◽  
Xue-Hai Ju

The bimolecular and fused ring compounds are found in the high-temperature pyrolysis of NONA using ReaxFF molecular dynamics simulations.


1988 ◽  
Vol 100 ◽  
Author(s):  
Davy Y. Lo ◽  
Tom A. Tombrello ◽  
Mark H. Shapiro ◽  
Don E. Harrison

ABSTRACTMany-body forces obtained by the Embedded-Atom Method (EAM) [41 are incorporated into the description of low energy collisions and surface ejection processes in molecular dynamics simulations of sputtering from metal targets. Bombardments of small, single crystal Cu targets (400–500 atoms) in three different orientations ({100}, {110}, {111}) by 5 keV Ar+ ions have been simulated. The results are compared to simulations using purely pair-wise additive interactions. Significant differences in the spectra of ejected atoms are found.


2015 ◽  
Vol 17 (45) ◽  
pp. 30307-30317 ◽  
Author(s):  
Sathish Kumar Mudedla ◽  
Ettayapuram Ramaprasad Azhagiya Singam ◽  
Kanagasabai Balamurugan ◽  
Venkatesan Subramanian

The complexation of siRNA with positively charged gold nanoclusters has been studied using classical molecular dynamics simulations.


CrystEngComm ◽  
2018 ◽  
Vol 20 (25) ◽  
pp. 3569-3580 ◽  
Author(s):  
Xiaoxiao Sui ◽  
Yongjian Cheng ◽  
Naigen Zhou ◽  
Binbing Tang ◽  
Lang Zhou

Based on the Stillinger–Weber potential, molecular dynamics simulations of the solidification processes of multicrystalline silicon were carried out.


RSC Advances ◽  
2018 ◽  
Vol 8 (23) ◽  
pp. 13008-13017 ◽  
Author(s):  
Jun Liu ◽  
Haixiao Wan ◽  
Huanhuan Zhou ◽  
Yancong Feng ◽  
Liqun Zhang ◽  
...  

The formation mechanism of the bound rubber in elastomer nanocomposites using the coarse-grained molecular-dynamics simulations.


2020 ◽  
Vol 22 (3) ◽  
pp. 1154-1167 ◽  
Author(s):  
Khair Bux ◽  
Syed Tarique Moin

Molecular dynamics simulations were applied to an isolated cholesterol immersed in four different solvents of varying polarity, such as water, methanol, dimethyl sulfoxide and benzene, to gain insights into the structural and dynamical properties.


1998 ◽  
Vol 53 (8) ◽  
pp. 655-658
Author(s):  
Masanori Sakurai ◽  
Ryuzo Takagi ◽  
Ashok K. Adyaa ◽  
Marcelle Gaune-Escard

Abstract Molecular dynamics simulations of molten DyCl3-NaCl were carried out at liquidus temperatures of the phase diagram. The chemical potential and the activity of NaCl was successfully estimated with the method proposed by Powles et al., which requires only positional data of the ions at the temperatures in question.


1992 ◽  
Vol 278 ◽  
Author(s):  
A.M. Mazzone

AbstractThis work presents a molecular dynamics simulation method designed to describe the processes of electron and lattice relaxation taking place in typical cascade volumes formed by high-energy implants. The simulation method is based on classical mechanics and includes the motions of electrons and nuclei. The results are in agreement with experiments.


2014 ◽  
Vol 16 (39) ◽  
pp. 21706-21716 ◽  
Author(s):  
Manoj Mandal ◽  
Chaitali Mukhopadhyay

All atom molecular dynamics simulations have been used to explore the atomic detail mechanism of guanidinium induced unfolding of the protein ubiquitin.


2021 ◽  
Vol 23 (37) ◽  
pp. 21262-21271
Author(s):  
L. Dai ◽  
P. P. Rutkevych ◽  
S. Chakraborty ◽  
G. Wu ◽  
J. Ye ◽  
...  

We used the united-atom scheme to build three types of crystalline structures for octacosane (C28H58) and carried out molecular dynamics simulations to investigate their phase properties.


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