Tailoring the Hydroxyl Density of Glass Surface for Anionic Ring-Opening Polymerization of Polyamide 6 to Manufacture Thermoplastic Composites

Autor: Achraf Belkhiri, Nick Virgilio, Valérie Nassiet, Hélène Welemane, France Chabert, Olivier De Almeida

Publikováno v: Polymers
Polymers, 2022, 14 (17), pp.3663. ⟨10.3390/polym14173663⟩
Polymers; Volume 14; Issue 17; Pages: 3663

Reactive thermoplastics matrices offer ease of processing using well-known molding techniques (such as Resin Transfer Molding) due to their initially low viscosity. For Polyamide 6 (PA6)/glass composites, the hydroxyl groups on the glass surface slow

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9dbbbef4708ad653a299e707a2ef4f74
https://imt-mines-albi.hal.science/hal-03770013/document

Steady-state heat transfer in microcracked media

Autor: Hélène Welemane, Amèvi Tongne, Sharan Raj Rangasamy Mahendren, Olivier Dalverny

Publikováno v: Proceedings of Congrès Français de Mécanique
Congrès Français de Mécanique
Congrès Français de Mécanique, Aug 2019, Brest, France. pp.1-10
Mechanics & Industry
Mechanics & Industry, EDP Sciences, 2020, 21 (5), pp.2-11. ⟨10.1051/meca/2020034⟩

International audience; Material behaviour is often affected by the heterogeneities existing at the microscopic level. Especially the presence of cracks, voids, etc collectively known as defects, can play a major role in their overall response. Homog

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0ba37f66d23a423e9ac18e04f9e8a233
https://oatao.univ-toulouse.fr/26761/

Seismic vulnerability of structures – Application to the Civil Protection building in Andorra

Autor: Hélène Welemane, Olivier Dalverny, Matthias Barus, Jean-Pierre Faye, Carmen Martin

Publikováno v: Mechanics & Industry
Mechanics & Industry, EDP Sciences, 2020, 21 (5), pp.514. ⟨10.1051/meca/2020045⟩
Proceedings of Congrès Français de Mécanique
Congrès Français de Mécanique
Congrès Français de Mécanique, Aug 2019, Brest, France. pp.1-14

National audience; This works deals with the seismic vulnerability of buildings in the Pyrenees mountains region where almost a thousand earthquakes are recorded each year in the border area. The challenge is twofold : first to detect the damage due

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5023b96f50f1b457b99b8b447aee7266
https://oatao.univ-toulouse.fr/26996/

Experimental analysis of short confined columns

Autor: Dehmous, Hélène Welemane, Fares Boughera, Djamel Amouri

Publikováno v: International Conference on Structural Analysis of Advanced Materials (ICSAAM 2018)
International Conference on Structural Analysis of Advanced Materials (ICSAAM 2018), Aug 2018, Tarbes, France. pp.0
HAL

International audience; The reinforcement of a concrete structure consists in improving the mechanical characteristics of the elements that compose it, so that it offers a better reliability both in service state and state of ultimate strengths. In t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::359477e1077c8d16a415cc2486130e04
https://oatao.univ-toulouse.fr/22899/

Determination of the elastic properties in CFRP composites: comparison of different approaches based on tensile tests and ultrasonic characterization

Autor: Victor Munoz Cuartas, Marie-Laetitia Pastor, Moussa Karama, Marianne Perrin, Arthur Cantarel, Hélène Welemane

Publikováno v: Advances in Aircraft and Spacecraft Science
Advances in Aircraft and Spacecraft Science, 2014, vol. 2 (n° 3), pp. 249-260. ⟨10.12989/aas.2015.2.3.249⟩
Advances in Aircraft and Spacecraft Science, Techno-Press, 2015, vol. 2 (n° 3), pp. 249-260. ⟨10.12989/aas.2015.2.3.249⟩
Advances in Aircraft and Spacecraft Science, Techno-Press, 2014, ⟨10.12989/aas.2015.2.3.249⟩
Advances in Aircraft and Spacecraft Science, Techno-Press, 2014, vol. 2 (n° 3), pp. 249-260. ⟨10.12989/aas.2015.2.3.249⟩

International audience; The mechanical characterization of composite materials is nowadays a major interest due to their increasing use in the aeronautic industry. The design of most of these materials is based on their stiffness, which is mainly obt

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::089a3085ad1648e59ba9e1877d60373c
https://doi.org/10.12989/aas.2015.2.3.249