Search Results - "PIQUES, R"

Cyclic loadings and crystallization of natural rubber: An explanation of fatigue crack propagation reinforcement under a positive loading ratio by Saintier, N., Cailletaud, G., Piques, R.

“…▶ Crack branching extending in a fractal-like behavior across the scales. ▶ Crack branching reduces significantly the crack growth rate. ▶ Cyclic hardening can…”
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Crack initiation and propagation under multiaxial fatigue in a natural rubber by Saintier, N., Cailletaud, G., Piques, R.

“…The ever growing use of elastomers and polymers in structures leads to the need of pertinent multiaxial fatigue life criteria for such materials. Thus, the…”
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Multiaxial fatigue life prediction for a natural rubber by Saintier, N., Cailletaud, G., Piques, R.

“…This study deals with the fatigue crack initiation under multiaxial non-proportional loadings in a natural rubber. Push–pull, torsion and tension-compression…”
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Ductile to brittle transition of an A508 steel characterized by Charpy impact test: Part I: experimental results by Tanguy, B., Besson, J., Piques, R., Pineau, A.

“…This study is devoted to the ductile–brittle transition behavior of a French A508 Cl3 (16MND5) steel. Due to its importance for the safety assessment of PWR…”
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Ductile to brittle transition of an A508 steel characterized by Charpy impact test: Part II: modeling of the Charpy transition curve by Tanguy, B., Besson, J., Piques, R., Pineau, A.

“…A finite element simulation of the Charpy test is developed in order to model the ductile to brittle transition curve of a pressure vessel steel. The material…”
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Viscoplastic behaviour of a medium density polyethylene (MDPE): Constitutive equations based on double nonlinear deformation model by Ben Hadj Hamouda, H., Laiarinandrasana, L., Piques, R.

“…The viscoplastic behaviour of a medium density ethylene–butene copolymer (MDPE) is investigated by using samples cut out from thick-walled MDPE pipe. Extensive…”
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Visco-hyperelastic model with internal state variable coupled with discontinuous damage concept under total Lagrangian formulation by Laiarinandrasana, L., Piques, R., Robisson, A.

“…The silica-filled rubber material presented in this paper exhibits nonlinear elasticity, nonlinear rate dependence and stress-softening effect under cyclic…”
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Creep damage mechanisms in polyethylene gas pipes by Hamouda, H.B.H, Simoes-betbeder, M, Grillon, F, Blouet, P, Billon, N, Piques, R

“…This study deals with the creep damaging processes of two polyethylene (PE) resins. One is a ductile material while the other is a brittle one. Scanning…”
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Fracture mechanics global approach concepts applied to creep slow crack growth in a medium density polyethylene (MDPE) by Ben Hadj Hamouda, H., Laiarinandrasana, L., Piques, R.

“…Creep fracture by slow crack growth is studied in a medium density polyethylene at 60 °C and 80 °C. Whereas elastic–plastic fracture mechanics load parameters…”
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A multi-scale analysis of the microstructure and the tensile mechanical behaviour of polyamide 66 fibre by Marcellan, A., Bunsell, A.R., Laiarinandrasana, L., Piques, R.

“…Multi-scale analyses were carried out on polyamide 66 (PA66) fibres by single fibre mechanical tests, scanning electron microscopy observations, wide-angle…”
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Micro-mechanisms, mechanical behaviour and probabilistic fracture analysis of PA 66 fibres by MARCELLAN, A, BUNSELL, A. R, PIQUES, R, COLOMBAN, Ph

“…The micro/macro structural evolution of polyamide 66 fibres during tensile loading and failure initiation have been studied by coupling multi-scale…”
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Viscoplastic behaviour of a medium density polyethylene (MDPE): Constitutive equations based on double nonlinear deformation model by HAMOUDA, H, LAIARINANDRASANA, L, PIQUES, R

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Viscoplastic behaviour of a Medium Density PolyEthylene (MDPE): Constitutive equations based on double nonlinear deformation model by HADJHAMOUDA, H, LAIARINANDRASANA, L, PIQUES, R

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A local approach to creep fracture by slow crack growth in an MDPE: Damage modelling by Ben Hadj Hamouda, H., Laiarinandrasana, L., Piques, R.

“…Slow crack growth (SCG) behaviour has been investigated under creep conditions in a medium density ethylene–butene copolymer (MDPE) on both axisymmetrical Full…”
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Ductile to brittle transition of an A508 steel characterized by Charpy impact test by Tanguy, B., Besson, J., Piques, R., Pineau, A.

“…A finite element simulation of the Charpy test is developed in order to model the ductile to brittle transition curve of a pressure vessel steel. The material…”
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Ductile to brittle transition of an A508 steel characterized by Charpy impact test by Tanguy, B., Besson, J., Piques, R., Pineau, A.

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Viscoelastic behavior of a soda-lime-silica glass: inadequacy of the KWW function by Duffrène, L., Gy, R., Burlet, H., Piques, R.

“…The viscoelastic behavior of a soda-lime-silica glass has been experimentally investigated in the glass transition range using shear and uniaxial…”
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Rapid crack propagation in polyethylene pipe : combined effect of strain rate and temperature on fracture toughness by MASSA, F, PIQUES, R, LAURENT, A

“…The need to predict the mechanical behaviour of polymers is motivated by the increasing use of these materials in structural applications. In order to consider…”
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STATISTICAL MODELLING OF INTERGRANULAR BRITTLE FRACTURE IN A LOW ALLOY STEEL by YAHYA, O. M. L, BORIT, F, PIQUES, R, PINEAU, A

“…The intergranular brittle fracture (IBF) behaviour of a low alloy steel 16MND5 (A508 Cl. 3) was investigated. A temper embrittlement heat treatment was applied…”
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Creep and creep-fatigue cracking behaviour of two structural steels by Piques, R., Molinié, E., Pineau, A.

“…The present study deals with crack initiation and crack growth, not only under creep and creep-fatigue conditions but also under more complex thermomechanical…”
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