Dissipative particle dynamics simulation of micro concentric eccentric annular flows

... on the simulation are analyzed, then the simulation results of simple DPD particles in concentric/ eccentric flows are presented The simulation results of DNA polymer chains suspension in concentric/ eccentric ... length of one chain segment of FENE chain model Sc Schmidt number T Temperature of the system ui Peculiar velocity of particle i vi Velocity vector of...

Ngày tải lên: 04/10/2015, 16:03

... assumed that a range of a has a linear variation between 15 and 115, with a c value of 0.3 at a a = 15 and a value of 0.2 at a = 15 After modifying a, the surface tension is a constant and ... details Department of Mechanical and Electro-Mechanical Engineering, Center for Nanoscience and Nanotechnology, National Sun Yat-sen University, Kaohsiung, Taiwan 804 2Ma...

Ngày tải lên: 21/06/2014, 03:20

... College of Engineering and Technology and the Department of Mechanical Engineering at the University of Nebraska at Lincoln References [1] H H€kkinen, U Landman, Superheating, melting, and a annealing ... sq thermal relaxation time Subscript i index of the atom In this work, MD simulations are conducted to study the thermal and thermomechanical phenomena in laser...

Ngày tải lên: 06/05/2014, 08:54

... structure of fused silica at 300 K through a so-called “quenching” procedure [10] The structure of the Molecular dynamics simulation of ultrafast laser ablation of fused silica film obtained fused silica ... Conclusion In conclusion, ultrafast laser ablation of fused silica is simulated using the molecular dynamics technique Ionization and genera...

Ngày tải lên: 06/05/2014, 08:54

... S., and Kuroki, M., 1993, "Molecular Dynamics Study of Solid Melting and Vaporization by Laser Irradiation," International Journal of Heat and Mass Transfer, 36, pp 20612067 Herrmann, R F W., and ... 3209-3222 Shibahara, M., and Kotake, S., 1998, "Quantum Molecular Dynamics Study of Light-to -heat Absorption Mechanism in atomic Systems," International Journal of...

Ngày tải lên: 06/05/2014, 08:55

... S., and Kuroki, M., 1993, "Molecular Dynamics Study of Solid Melting and Vaporization by Laser Irradiation," International Journal of Heat and Mass Transfer, 36, pp 20612067 Herrmann, R F W., and ... 3209-3222 Shibahara, M., and Kotake, S., 1998, "Quantum Molecular Dynamics Study of Light-to -heat Absorption Mechanism in atomic Systems," International Journal of...

Ngày tải lên: 06/05/2014, 08:57

... S., and Kuroki, M., 1993, "Molecular Dynamics Study of Solid Melting and Vaporization by Laser Irradiation," International Journal of Heat and Mass Transfer, 36, pp 20612067 Herrmann, R F W., and ... 3209-3222 Shibahara, M., and Kotake, S., 1998, "Quantum Molecular Dynamics Study of Light-to -heat Absorption Mechanism in atomic Systems," International Journal of...

Ngày tải lên: 06/05/2014, 08:59

... 72 and nanoindentation-induced phase transformations during loading and unloading Both spherical and Berkovich indenters were considered Molecular Dynamics Simulation The interatomic ... explored phase transformations of Si applied a spherical indenter capable of triggering large-scale phase transformations In the present MD simulations, a spherical indenter was first...

Ngày tải lên: 21/06/2014, 22:20

... background of micro- implants and the micro- implants surgery, followed by a discussion of the difficulties and risks of the surgery Furthermore, the research gaps and motivations are given based on ... 1.1 Micro- implants and Micro- implants Surgery The placement of micro- implants is a common but relatively new surgical procedure in clinical dentistry...

Ngày tải lên: 09/09/2015, 10:07

... model multiphase flows 1.2 Overview of lattice Boltzmann method To understand the lattice Boltzmann method, it is necessary for us to review some basic aspects of LBM first In history, the lattice ... models generated by this platform Chapter gives a detailed description of the modeling of multiphase flows by LBM There are three main methods to model multipha...

Ngày tải lên: 13/09/2015, 21:34

... conformers taken at 10-ps intervals along the unbiased simulations The radius of gyration and RMSD values are calculated using all heavy atoms The black diamond corresponds to the native state following ... local free energy minima in a broad region of the conformational space close to the native state The approach is designed to provide a qualitative map of t...

Ngày tải lên: 16/03/2014, 23:20

... the wave dynamics in the near shore  area  and in the vicinity  of coastal structures.   It  has  been  found  that  the numerical model can  satisfactorily  simulate  the wave transformation,  ... to  wave breaking  on  a natural  beach  To  verify  the accuracy  of the numerical model on  the simulation of the wave transformation  on  a natural  beach,  existin...

Ngày tải lên: 28/03/2014, 15:20

... course of an MD simulation The idea is that each state is to a large extent topologically different from any other state and can be characterized by an approximately Gaussian distribution of the radius ... starting structure Dagget, molecular dynamics simulations are capable of unraveling whole protein folding / unfolding pathways [1] Indeed, simulation techniques have been...

Ngày tải lên: 13/08/2014, 22:22

... series of sloshing experiments are carried out making use of a hydraulic-actuated shake table Standing waves in high filling tanks, traveling waves in low filling tanks and breaking waves in a ... nonlinear wave theory to numerically study and simulate the liquid sloshing in containers The numerical study of nonlinear liquid sloshing has been actively performe...

Ngày tải lên: 10/09/2015, 15:51

... most special type of faceted boundary is the twin boundary Various types of twin boundaries including deformation twins, transformation twins and growth twins with twin sizes ranging from a few ... studies indicate the ultrahigh strength of nanotwinned crystalline metals is related to nanotwin induced interface strengthening The increase in strength with decreasing grain siz...

Ngày tải lên: 11/09/2015, 10:03