Damage evolution in polymer due to exposure to high-pressure hydrogen gas

SS Kulkarni, KS Choi, W Kuang, N Menon… - International Journal of …, 2021 - Elsevier
The use of hydrogen as a fuel is increasing exponentially, and the most economical way to
store and transport hydrogen for fuel use is as a high-pressure gas. Polymers are widely …

A micromechanics-based model for deformation-induced damage and failure in elastomeric media

Q Guo, F Zaïri - International Journal of Plasticity, 2021 - Elsevier
In order to predict damage and failure in elastomeric media, a new physically-based model
based upon a multiscale approach is proposed. The behavior of polymer chains is …

[HTML][HTML] A continuum damage model for the high-cycle fatigue life prediction of styrene-butadiene rubber under multiaxial loading

G Ayoub, M Naït-Abdelaziz, F Zaïri… - International Journal of …, 2011 - Elsevier
In the present contribution, the relationship between the fatigue life of styrene-butadiene
rubber (SBR) and the stretch amplitude was established. Focusing on the multiaxial loading …

A thermo-viscoelastic-damage constitutive model for cyclically loaded rubbers. Part I: Model formulation and numerical examples

Q Guo, F Zaïri, X Guo - International Journal of Plasticity, 2018 - Elsevier
Cyclically loaded rubbers exhibit a complex history-dependent response characterized by
fatigue-induced stress-softening and hysteresis along with dissipative heating. The coupling …

[HTML][HTML] Nonlinear elastic finite fracture mechanics: Modeling mixed-mode crack nucleation in structural glazing silicone sealants

PL Rosendahl, Y Staudt, AP Schneider, J Schneider… - Materials & Design, 2019 - Elsevier
Requiring both stress and energy conditions to be met simultaneously proved key to
modeling brittle crack formation at singular and nonsingular stress concentrations in linear …

Multiaxial fatigue life predictors for rubbers: Application of recent developments to a carbon-filled SBR

G Ayoub, M Naït-Abdelaziz, F Zaïri - International Journal of Fatigue, 2014 - Elsevier
The purpose of this study is to give an insight on the existing fatigue criteria for rubbers and
their capability to predict the fatigue life of a carbon-filled styrene–butadiene rubber (SBR) …

Fatigue life prediction of rubber-like materials under multiaxial loading using a continuum damage mechanics approach: Effects of two-blocks loading and R ratio

G Ayoub, M Naït-Abdelaziz, F Zaïri, JM Gloaguen… - Mechanics of …, 2012 - Elsevier
This contribution presents a continuum damage mechanics model for the high-cycle fatigue
life prediction of rubber-like materials. The proposed model is an extension of that proposed …

Multiscale Observation of the Fatigue‐Induced Damage Mechanisms in Carbon‐Black Filled Styrene‐Butadiene Rubber

A Dinari, M Chaabane, T Benameur… - Macromolecular …, 2020 - Wiley Online Library
Filled rubber materials exhibit a complex macroresponse characterized by stress softening,
hysteresis, and dissipative heating when they are cyclically loaded. The relationship of these …

Influence of pressure cycling on damage evolution in an unfilled EPDM exposed to high-pressure hydrogen

H Ono, A Nait-Ali, O Kane Diallo, G Benoit… - International Journal of …, 2018 - Springer
This study aims to reveal the internal damage evolution process in a transparent ethylene
propylene diene rubber (EPDM) under high-pressure hydrogen cycles (9 and 15 MPa) …

Electro-cavitation and electro-assisted snap-through instability of a hollow sphere of dielectric elastomers

L Chen, S Yang - Thin-Walled Structures, 2022 - Elsevier
Soft dielectric elastomers can be easily deformed when they are subjected to
electromechanical loadings. The process of large deformation accompanies highly …