A micro-mechanical modeling approach for dynamic fragmentation in brittle multi-phase materials

2018 ◽  
Vol 134 ◽  
pp. 116-129 ◽  
Author(s):  
David Cereceda ◽  
Dmitriy Kats ◽  
Nitin Daphalapurkar ◽  
Lori Graham-Brady
2006 ◽  
Vol 35 (2) ◽  
pp. 116-133 ◽  
Author(s):  
G. Wang ◽  
M. Ostoja-Starzewski ◽  
P. Radziszewski ◽  
M. Ourriban

Author(s):  
Morteza Karimi ◽  
Salman Rafieian ◽  
Mohammad Reza Farajpour ◽  
Ronald N. Miles ◽  
Hamzeh Salehipour ◽  
...  

Author(s):  
Yasunori TAIRA ◽  
Kurodo KAMIYA ◽  
Yasuyuki SHIRAISHI ◽  
Dai HOMMA ◽  
Tomoyuki YAMBE

2013 ◽  
Vol 229 (2) ◽  
pp. 221-234 ◽  
Author(s):  
Mohsen Sadeghi ◽  
Mehran Emadi Andani ◽  
Fariba Bahrami ◽  
Mohamad Parnianpour

Author(s):  
J. S. Lally ◽  
L. E. Thomas ◽  
R. M. Fisher

A variety of materials containing many different microstructures have been examined with the USS MVEM. Three topics have been selected to illustrate some of the more recent studies of diffraction phenomena and defect, grain and multi-phase structures of metals and minerals.(1) Critical Voltage Effects in Metals and Alloys - This many-beam dynamical diffraction phenomenon, in which some Bragg resonances vanish at certain accelerating voltages, Vc, depends sensitively on the spacing of diffracting planes, Debye temperature θD and structure factors. Vc values can be measured to ± 0.5% in the HVEM ana used to obtain improved extinction distances and θD values appropriate to electron diffraction, as well as to probe local bonding effects and composition variations in alloys.


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