scholarly journals Fracture toughness and crack resistance curves for fiber compressive failure mode in polymer composites under high rate loading

2017 ◽  
Vol 182 ◽  
pp. 164-175 ◽  
Author(s):  
P. Kuhn ◽  
G. Catalanotti ◽  
J. Xavier ◽  
P.P. Camanho ◽  
H. Koerber





Biomaterials ◽  
2010 ◽  
Vol 31 (20) ◽  
pp. 5297-5305 ◽  
Author(s):  
Elizabeth A. Zimmermann ◽  
Maximilien E. Launey ◽  
Robert O. Ritchie


2017 ◽  
Vol 741 ◽  
pp. 13-18 ◽  
Author(s):  
Ivo Dlouhý ◽  
Luděk Stratil ◽  
Hiroshi Fukutomi ◽  
Makoto Hasegawa

The paper is focused on the analysis of the role of lamellar microstructure in fracture performance of model TiAl intermetallic compound. Coarse lamellar colonies and, at the same time, fine lamellar morphology were prepared by compressive deformation at 1553 K (region of stable α phase in TiAl equilibrium diagram) followed by controlled cooling to 1473 K (region of α+g phase) with delay on this temperature and then cooling down. The fracture toughness was evaluated by means of chevron notch technique. In addition, because of enhanced toughness, crack resistance curves were obtained by load - unload technique of pre-racked beams, namely in two directions of crack propagation relative to lamellar structure. Extensive development of shear ligament toughening mechanism was observed in fracture surfaces leading to quite good fracture toughness thanks to the heat treatment applied.



1989 ◽  
Vol 72 (4) ◽  
pp. 677-679 ◽  
Author(s):  
Stephen J. Bennison ◽  
Helen M. Chan ◽  
Brian R. Lawn




1988 ◽  
Vol 71 (5) ◽  
pp. C-271-C-273 ◽  
Author(s):  
Rolf W. Steinbrech ◽  
Olaf Schmenkel


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