Modeling of Hydrogen Effects on the Thermomechanical Behavior of NiTi-Based Shape Memory Alloys

Autor: Tarak Bouraoui, Céline Bouby, Tarak Ben Zineb, Nicolas Ulff, Amani Lachiguer

Publikováno v: Shape Memory and Superelasticity
Shape Memory and Superelasticity, Springer, 2019, 5 (3), pp.206-217. ⟨10.1007/s40830-019-00224-7⟩

NiTi Shape Memory Alloys (SMAs) orthodontic wires are subject to complex chemical loading in oral cavities. In the worst case, fractures are observed. Hydrogen effects are suspected, by analogy with the hydrogen embrittlement in Ti alloy systems. Sev

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::01acf1057531d7602f4d7b481f56cc4c
https://hal.univ-lorraine.fr/hal-02428085

Porous Shape Memory Alloy: 3D Reconstitution and Numerical Simulation of Superelastic Behavior

Autor: Shijie Zhu, Abel Cherouat, Céline Bouby, Tarak Ben Zineb

Publikováno v: Design and Modeling of Mechanical Systems—III
Design and Modeling of Mechanical Systems—III, pp.371-381, 2018, Lecture Notes in Mechanical Engineering, 978-3-319-66696-9. ⟨10.1007/978-3-319-66697-6_37⟩
Design and Modeling of Mechanical Systems—III ISBN: 9783319666969

International audience; As a new class of metallic foam materials have attracted increasing interest in different fields of engineering. They are particularly versatile because of their interesting mechanical and physical properties: relative low den

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3f0b26399c98f9577de05d0700701dc1
https://utt.hal.science/hal-02272314

3D modeling of shape memory alloy fiber reinforced composites by multiscale finite element method

Autor: Hamid Zahrouni, Céline Bouby, Michel Potier-Ferry, Tarak Ben Zineb, Heng Hu, Rui Xu

Publikováno v: Composite Structures
Composite Structures, Elsevier, 2018, 200, pp.408--419. ⟨10.1016/j.compstruct.2018.05.108⟩

A 3D generic multiscale finite element method (FE 2 ) is proposed for modeling the pseudo-elasticity and the shape memory effects of shape memory alloy (SMA) fiber reinforced composites . Composites are separated into a macroscopic and a microscopic

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5c487fdce95b8e229ea7d3ae8e406e58
https://hal.archives-ouvertes.fr/hal-01950633

Modeling of latent heat effects on phase transformation in shape memory alloy thin structures

Autor: Céline Bouby, Mohamed Haboussi, K.M. Armattoe, T. Ben Zineb

Publikováno v: International Journal of Solids and Structures
International Journal of Solids and Structures, Elsevier, 2016, 88-89, pp.283-295. ⟨10.1016/j.ijsolstr.2016.02.024⟩

International audience; This paper presents a fully coupled thermo-mechanical constitutive model for shape memory alloys taking into account latent heat effects during forward and reverse martensitic phase transformations. This model is obtained as a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::54aa0bbe19d4198ab1ca32ad93feacad
https://hal.univ-lorraine.fr/hal-01415857

Numerical simulation of the force generated by a superelastic NiTi orthodontic archwire during tooth alignment phase: comparison between different constitutive models

Autor: M Gannoun, M Laroussi Hellara, Céline Bouby, T. Ben Zineb, Tarak Bouraoui

Publikováno v: Materials Research Express
Materials Research Express, IOP Publishing Ltd, 2018, 5 (4), pp.045405. ⟨10.1088/2053-1591/aaba4d⟩

Nickel Titanium (NiTi) Superelastic (SE) Shape Memory Alloys (SMAs) are widely considered for applications that need high reversible strain or high recovery forces. In particular, the SE SMAs present a high interest for biomedical applications such a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2b40704189cef0663dbefed9b432e320
https://doi.org/10.1088/2053-1591/aaba4d