Molecular dynamic simulations on the interaction between an HTPE polymer and energetic plasticizers in a solid propellant

RSC Advances ◽  
2015 ◽  
Vol 5 (65) ◽  
pp. 52844-52851 ◽  
Author(s):  
Xiao-long Fu ◽  
Xue-zhong Fan ◽  
Xue-hai Ju ◽  
Xiao-fei Qi ◽  
JI-zhen Li ◽  
...  

In order to explore effects of polymer and plasticizers on miscibility and mechanical property, molecular dynamics (MD) simulations is performed to investigate the Hydroxy Terminated PolyEther (HTPE) polymer and some energetic plasticizers.

RSC Advances ◽  
2016 ◽  
Vol 6 (68) ◽  
pp. 63586-63596 ◽  
Author(s):  
Luying Wang ◽  
Randall S. Dumont ◽  
James M. Dickson

The amorphous aromatic polyamide membranes with different membrane densities were modeled to study the porous structure of free-volume pores and the pressure-driven water transport by using molecular dynamics simulations.


2017 ◽  
Vol 19 (35) ◽  
pp. 23924-23933 ◽  
Author(s):  
Qingyu Liu ◽  
Fang Zuo ◽  
Zhigang Zhao ◽  
Junxian Chen ◽  
Dingguo Xu

Molecular dynamic simulations were applied to address the binding competition mechanism in an IDA based LC sensor system.


2018 ◽  
Vol 20 (17) ◽  
pp. 12288-12294 ◽  
Author(s):  
Hongjian Zhou ◽  
Jiejie Li ◽  
Yuehui Xian ◽  
Runni Wu ◽  
Guoming Hu ◽  
...  

Molecular dynamic simulations were used to explore the effects of temperature on cold-welding of nanoporous composite structures.


2020 ◽  
Vol 22 (19) ◽  
pp. 10431-10437 ◽  
Author(s):  
Sung Sakong ◽  
Axel Groß

Water structures on a Pt(111) metal electrode critically depend on the electrochemical conditions, as shown by ab initio molecular dynamics simulations.


2018 ◽  
Vol 20 (31) ◽  
pp. 20588-20596 ◽  
Author(s):  
Luisa D’Urso ◽  
Marcello Condorelli ◽  
Orazio Puglisi ◽  
Carmelo Tempra ◽  
Fabio Lolicato ◽  
...  

We report a structural investigation on IAPP, Aβ(1–40) and their equimolar mixture at nM concentration using SERS spectroscopy and molecular dynamic simulations.


2014 ◽  
Vol 12 (5) ◽  
pp. 844-853 ◽  
Author(s):  
Dougal Cleland ◽  
Gustaf D. Olsson ◽  
Björn C. G. Karlsson ◽  
Ian A. Nicholls ◽  
Adam McCluskey

Molecular dynamic simulations identify MeOH as disrupting the FM–T interactions and reducing imprinting efficacy with 1,2,3-trichlorobenzene (2).


RSC Advances ◽  
2017 ◽  
Vol 7 (11) ◽  
pp. 6795-6799 ◽  
Author(s):  
Shuling Xiong ◽  
Shusen Chen ◽  
Shaohua Jin ◽  
Zhe Zhang ◽  
Yan Zhang ◽  
...  

TKX-50/HMX cocrystal model was established and calculated using PCFF force field by molecular dynamics simulations.


RSC Advances ◽  
2016 ◽  
Vol 6 (64) ◽  
pp. 59141-59149 ◽  
Author(s):  
Ning Liu ◽  
Svatopluk Zeman ◽  
Yuan-jie Shu ◽  
Zong-kai Wu ◽  
Bo-zhou Wang ◽  
...  

The melting points of 3,4-bis(3-nitrofurazan-4-yl)furoxan/1,3,3-trinitroazetidine eutectic compositions are precisely predicted by molecular dynamics simulation with different methods.


2020 ◽  
Author(s):  
Rajarshi Roy ◽  
Sayan Poddar ◽  
Parimal Kar

In the current study, we have investigated the conformational dynamics of a triantennary and a tetraantennary hybrid N-glycan associated with HIV glycoprotein using 20 micro-second long all-atom molecular dynamics simulations. <br>


Molecules ◽  
2021 ◽  
Vol 27 (1) ◽  
pp. 118
Author(s):  
Siao Chen ◽  
Yi He ◽  
Yajiao Geng ◽  
Zhi Wang ◽  
Lu Han ◽  
...  

Bromodomain and extra-terminal domain (BET) subfamily is the most studied subfamily of bromodomain-containing proteins (BCPs) family which can modulate acetylation signal transduction and produce diverse physiological functions. Thus, the BET family can be treated as an alternative strategy for targeting androgen-receptor (AR)-driven cancers. In order to explore the effect of inhibitors binding to BRD4 (the most studied member of BET family), four 150 ns molecular dynamic simulations were performed (free BRD4, Cpd4-BRD4, Cpd9-BRD4 and Cpd19-BRD4). Docking studies showed that Cpd9 and Cpd19 were located at the active pocket, as well as Cpd4. Molecular dynamics (MD) simulations indicated that only Cpd19 binding to BRD4 can induce residue Trp81-Ala89 partly become α-helix during MD simulations. MM-GBSA calculations suggested that Cpd19 had the best binding effect with BRD4 followed by Cpd4 and Cpd9. Computational alanine scanning results indicated that mutations in Phe83 made the greatest effects in Cpd9-BRD4 and Cpd19-BRD4 complexes, showing that Phe83 may play crucial roles in Cpd9 and Cpd19 binding to BRD4. Our results can provide some useful clues for further BCPs family search.


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