Molecular dynamics simulation of material removal process and crystal structure evolution in EDM with discharge on different crystal planes

2017 ◽  
Vol 92 (9-12) ◽  
pp. 3155-3165 ◽  
Author(s):  
Xiaoming Yue ◽  
Xiaodong Yang
RSC Advances ◽  
2015 ◽  
Vol 5 (82) ◽  
pp. 66502-66510 ◽  
Author(s):  
Xiaoming Yue ◽  
Xiaodong Yang

This simulation shows the melting, vaporizing, removing and solidifying processes of a material as well as the bubble forming process during nano EDM.


2011 ◽  
Vol 399-401 ◽  
pp. 751-759
Author(s):  
Jian Liu ◽  
Jin Xing Kong ◽  
Da Jiang Lei ◽  
Ya Lin Zhang ◽  
Hai Feng Li ◽  
...  

The nanoindentation of diamond crystal [100] surface is studied in this paper, by using molecular dynamics simulation method and Tersoff potential. The total number of atoms in the model is exceed to 2,000,000. The crystal structure changes and the bond formations of C atoms under pressure load are analyzed. A light load causes lattice distortion but cannot cause bond breaking or hybridization transition from sp3 to sp2. When the load is enough heavy, the energy be imposed on the workpiece will beyond the range of lattice distortion, which can cause bond break and hybridization transition from sp3 to sp2.


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