An invariant based transversely-isotropic constitutive model for unidirectional fibre reinforced composites considering the matrix viscous effects

2019 ◽  
Vol 138 ◽  
pp. 103146 ◽  
Author(s):  
P.-W. Gerbaud ◽  
F. Otero ◽  
P. Bussetta ◽  
P.P. Camanho
Author(s):  
P.A. Carraro ◽  
L. Maragoni ◽  
A.S. Paipetis ◽  
M. Quaresimin ◽  
L. Tzounis ◽  
...  

2013 ◽  
Vol 592-593 ◽  
pp. 401-404
Author(s):  
Zdeněk Chlup ◽  
Martin Černý ◽  
Adam Strachota ◽  
Martina Halasova ◽  
Ivo Dlouhý

The fracture behaviour of long fibre reinforced composites is predetermined mainly by properties of fibre-matrix interface. The matrix prepared by pyrolysis of polysiloxane resin possesses ability to resist high temperatures without significant damage under oxidising atmosphere. The application is therefore limited by fibres and possible changes in the fibre matrix interface. The study of development of interface during high temperature exposition is the main aim of this contribution. Application of various techniques as FIB, GIS, TEM, XRD allowed to monitor microstructural changes in the interface of selected places without additional damage caused by preparation. Additionally, it was possible to obtain information about damage, the crack formation, caused by the heat treatment from the fracture mechanics point of view.


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