Cleavage Fracture And The Brittle-To-Ductile Transition Of Tungsten Single Crystals

1995 ◽  
Vol 409 ◽  
Author(s):  
J. Riedle ◽  
P. Gumbsch ◽  
H.F. Fischmeister ◽  
V.G. GLEBOVSKY ◽  
V.N. Semenov

Abstract

2011 ◽  
Vol 51 (6) ◽  
pp. 999-1004 ◽  
Author(s):  
Masaki Tanaka ◽  
Keiki Maeno ◽  
Kenji Higashida ◽  
Masahiro Fujikura ◽  
Kohsaku Ushioda

2010 ◽  
Vol 51 (7) ◽  
pp. 1206-1209 ◽  
Author(s):  
Masaki Tanaka ◽  
Keiki Maeno ◽  
Kenji Higashida

Nature ◽  
1956 ◽  
Vol 178 (4532) ◽  
pp. 536-537 ◽  
Author(s):  
W. VICKERS ◽  
G. B. GREENOUGH

1990 ◽  
Vol 213 ◽  
Author(s):  
Kehi-Minn Chang ◽  
R. Darolia ◽  
H.A. Lipsitt

ABSTRACTSingle crystals of B2 aluminides, including FeAl, NiAl, and CoAl, were tested to investigate their fracture behavior. Specimens were aligned along specific orientations of the crystal lattice. Both uniaxial tension and notched bend tests revealed a cleavage fracture in all crystals. The cleavage occurred along a specific crystalline plane: {100} for FeAl; {110} for NiAl and CoAl. A model based on the ordering energy of unlike atoms is proposed to explain the preferred cleavage plane in these B2 structures. Fracture on transient planes around {115} are observed in NiAl before the crack growth continues on a cleavage plane.


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