Zobrazeno 1 - 10
of 577
pro vyhledávání: '"Khelidj A"'
Publikováno v:
MATEC Web of Conferences, Vol 322, p 01043 (2020)
Geopolymers may be considered as an alternative materials to Portland cement ones, providing an opportunity to exploit industrial wastes or co-products with promising short and long-term performances in the construction field, f.ex. for reparation is
Externí odkaz:
https://doaj.org/article/bcfb3f364a6448b388cbc265c1408f64
Publikováno v:
MATEC Web of Conferences, Vol 163, p 02001 (2018)
The aim of this study is to investigate the interaction between crack opening (COD), aggregate size and gas transfer in concrete submitted to mechanical loading in the Brazilian splitting tensile test. The lab-made devices have been developed to inve
Externí odkaz:
https://doaj.org/article/7de3f5b2cf6145229cbf15be5bb7fce7
Publikováno v:
MATEC Web of Conferences, Vol 163, p 04001 (2018)
The hydration degree assessment of slag blended cement pastes with three different replacement levels (10, 20 and 40%) and two finenesses (400 and 500 m2/kg) was investigated. The hydration degree was evaluated by using a modified TG method suggested
Externí odkaz:
https://doaj.org/article/c26ed8e0f582464e96014dbbef267b3a
Autor:
Khelidj, H., Portavoce, A., Hoummada, K., Bertoglio, M., Benoudia, M. C., Descoins, M., Mangelinck, D.
Publikováno v:
Journal of Applied Physics; 9/7/2024, Vol. 136 Issue 9, p1-19, 19p
Autor:
Sari-Ali, Batoul Fatima Zohra, Mokbel, Ilham, Mutelet, Fabrice, Khelidj, Oussama, Jose, Jacques, Bahadur, Indra, Mohammad, Faruq, Negadi, Latifa
Publikováno v:
In Journal of Molecular Liquids 1 April 2024 399
Publikováno v:
MATEC Web of Conferences, Vol 11, p 01020 (2014)
Les propriétés de transport du béton, principalement la perméabilité, jouent un rôle clé dans l’évaluation et la prévision de la durabilité des structures en béton armé. En effet, la perméabilité aux gaz est un indicateur majeur pour
Externí odkaz:
https://doaj.org/article/3943c0a1cc134deab75f6ce8035b0cc7
Publikováno v:
EPJ Web of Conferences, Vol 6, p 23005 (2010)
This article presents a study on the early-age autogenous deformations of Extrudable Reactive Powder Concretes (ERPCs), especially designed for the making of concrete pipes by extrusion. Different ERPC mixtures, with variable amounts of polycarboxyla
Externí odkaz:
https://doaj.org/article/f7a83cd6fde649a495f593c4116cd17d
Publikováno v:
EPJ Web of Conferences, Vol 6, p 23004 (2010)
High-performance cement-based materials, characterized by a low water-tocement (W/C) ratio and a high cement content, are particularly sensitive to early-age cracking because the magnitude and the rate of autogenous shrinkage they develop during this
Externí odkaz:
https://doaj.org/article/b3c26781cc664caaa8198341d613bb6d
Autor:
El Moustapha, Bouha, Bonnet, Stephanie, Khelidj, Abdelhafid, Maranzana, Nicolas, Froelich, Daniel, Khalifa, Abderahmane, Ahmedou Babah, Isselmou
Publikováno v:
In Journal of Building Engineering 1 September 2023 74
Publikováno v:
Misan Journal of Engineering Sciences, Vol 1, Iss 2, Pp 56-62 (2022)
In this paper, the influence of aggregate size and volume fraction on the permeability properties of meso-scale concrete is investigated. Three volume fractions of aggregates are investigated, varying from 10, 20 and 30 %. Furthermore, three aggregat
Externí odkaz:
https://doaj.org/article/c7f2a2e82fb34cd5913cb7adee853aa4