scholarly journals Fracture Mechanics. Thermal Stress Cleaving of a Brittle Thin Strip Using Line Heat Source and the Size Effect.

1998 ◽  
Vol 47 (8) ◽  
pp. 813-818 ◽  
Author(s):  
Akihide SAIMOTO ◽  
Hiroshi SAWADA ◽  
Yasufumi IMAI
1998 ◽  
Vol 64 (2) ◽  
pp. 302-306 ◽  
Author(s):  
Hiroshi SAWADA ◽  
Yasufumi IMAI ◽  
Akihide SAIMOTO

2000 ◽  
Vol 66 (7) ◽  
pp. 1135-1139 ◽  
Author(s):  
Hiroshi SAWADA ◽  
Yasufumi IMAI ◽  
Akihide SAIMOTO ◽  
Yoshiyuki YAMAMOTO

2000 ◽  
Vol 2000.53 (0) ◽  
pp. 183-184
Author(s):  
Hiroyuki FUJISAWA ◽  
Yasufumi IMAI ◽  
Akihide SAIMOTO

1999 ◽  
Vol 42 (4) ◽  
pp. 578-584 ◽  
Author(s):  
Akihide SAIMOTO ◽  
Yasufumi IMAI ◽  
Fumitaka MOTOMURA

2014 ◽  
Vol 92 (5) ◽  
pp. 425-434 ◽  
Author(s):  
Sunita Deswal ◽  
Renu Yadav

The dynamical interactions caused by a line heat source moving inside a homogeneous isotropic thermo-microstretch viscoelastic half space, whose surface is subjected to a thermal load, are investigated. The formulation is in the context of generalized thermoelasticity theories proposed by Lord and Shulman (J. Mech. Phys. Solid, 15, 299 (1967)) and Green and Lindsay (Thermoelasticity, J. Elasticity, 2, 1 (1972)). The surface is assumed to be traction free. The solutions in terms of displacement components, mechanical stresses, temperature, couple stress, and microstress distribution are procured by employing the normal mode analysis. The numerical estimates of the considered variables are obtained for an aluminium–epoxy material. The results obtained are demonstrated graphically to show the effect of moving heat source and viscosity on the displacement, stresses, and temperature distribution.


Author(s):  
Anastasios M. Ioannides

Application of fracture mechanics concepts developed in various branches of engineering to the pavement problem can address current limitations, thereby advancing considerably existing pavement design procedures. The state of the art in fracture mechanics applications to pavement engineering is summarized, and an in-depth discussion of one of the major concerns in such applications, the specimen-size effect, is provided. It is concluded that the fictitious crack model proposed by Hillerborg appears most promising for computerized application to pavements. The similitude concepts developed by Bache will be very useful in such efforts. Both the desirability and the scarcity of suitable candidates to replace Miner’s cumulative linear fatigue hypothesis in conventional pavement design are confirmed. Fracture mechanics is shown to be a very promising engineering discipline from which innovations could be transplanted to pavement activities. Nonetheless, it is pointed out that rather slow progress characterizes fracture mechanics developments in general. Pavement engineers clearly need to remain abreast of and involved in fracture mechanics activities.


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