Výsledky vyhledávání - "Hassen, Sabeur"

Nutrients Deficit and Water Stress in Plants: New Concept Solutions Using Olive Solid Waste

Autor: Samir, Medhioub, Slah, Bouraoui, Ali, Ellouze, Hassen, Sabeur

Publikováno v: Plant Defense Mechanisms

Great efforts were deployed by researchers to mobilize water resources while is becoming rarer and to control with efficiency the water besides nutrient needs for the plant. Autonomous water and nutritional anti-stress device for plants (AWANASD) bas

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0e927acbc15d170908dab73ee68d3090
https://doi.org/10.5772/intechopen.101523

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Phase assemblage of a 5 year-old cement paste after submission to various high temperature and cooling regime

Autor: Bruno Zitoun, Julien Vincent, Mickael Saillio, Hassen Sabeur

Publikováno v: Construction and Building Materials
Construction and Building Materials, Elsevier, 2021, 279, pp.122440. ⟨10.1016/j.conbuildmat.2021.122440⟩

In case of fire in a structure, concrete undergoes internal transformations that can alter its durability. It is also important to take into account the effect of the cooling regime after temperature exposure on the phase assemblage of the cementitio

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::30fdc8f280c2699efdc0e3a3a3224228
https://hal.archives-ouvertes.fr/hal-03136043

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Thermal stability and microstructural changes in 5 years aged cement paste subjected to high temperature plateaus up to 1000°C as studied by thermal analysis and X-Ray Diffraction

Autor: Mickael Saillio, Julien Vincent, Hassen Sabeur

Publikováno v: Heat and Mass Transfer
Heat and Mass Transfer, Springer Verlag, 2019, pp. 1-19. ⟨10.1007/s00231-019-02599-w⟩

This paper studies the thermal effects on the mineralogical properties as well as the microstructure of 5 year-aged cement pastes, unprotected from contact with the air, heated up to various temperature up to 1000 °C in steps of 100 °C for a consta

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e62188029ccbcee1fd2b88dde2deee91
https://hal.archives-ouvertes.fr/hal-02065466

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The effect of ageing and heat treatment on microstructure evolution of a commercial cement paste

Autor: Julien Vincent, Hassen Sabeur, Gérard Platret

Publikováno v: Heat and Mass Transfer
Heat and Mass Transfer, Springer Verlag, 2017, 53 (8), pp. 1-18. ⟨10.1007/s00231-017-2004-9⟩

This paper reports the microstructural changes on a 2 year-old cement paste, unprotected from contact with air, heated to various temperature regimes up to 1000 °C in steps of 100 °C for a constant period of 6 h. This work has been carried out usin

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::96daa9a2bc2637f17ed463ce85b9ff45
https://hal.archives-ouvertes.fr/hal-01493369

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Composition and microstructural changes in an aged cement pastes upon two heating-cooling regimes, as studied by thermal analysis and X-ray diffraction

Autor: Gérard Platret, Julien Vincent, Hassen Sabeur

Publikováno v: Journal of Thermal Analysis and Calorimetry
Journal of Thermal Analysis and Calorimetry, Springer Verlag, 2016, 126 (3), pp. 1023-1043. ⟨10.1007/s10973-016-5639-8⟩

This paper studies the microstructural changes in a 2-year-old cement paste heated up to various temperature up to 1000 °C in steps of 100 °C for a constant period of 6 h by TG/DTG and XRD. Two cooling regimes are applied: air- and desiccator-cooli

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6c017a16dd3160136b06ab9a3404af92
https://hal.archives-ouvertes.fr/hal-01399987

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Effect of heating–cooling cycles on transient creep strain of high performance, high strength and ordinary concrete under service and accidental conditions

Autor: Horacio Colina, Hassen Sabeur

Publikováno v: Materials and structures
Materials and structures, Springer Verlag, 2014, pp.1561-1579. ⟨10.1617/s11527-014-0254-2⟩
Materials and Structures
Materials and Structures, Springer Verlag, 2014, pp.1561-1579. ⟨10.1617/s11527-014-0254-2⟩

In this paper, the variations of transient creep strain of high performance concrete, high strength concrete and ordinary concrete during a heating–cooling cycle are presented. Two heating rates are applied: 1.5 and 0.1 °C/min corresponding, respe

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5cc57acdbf4856b2977eac025e55ddef
https://hal-enpc.archives-ouvertes.fr/hal-01157318

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Dehydration creep of concrete at high temperatures

Autor: Fekri Meftah, Hassen Sabeur

Publikováno v: Materials and structures
Materials and structures, Springer Verlag, 2008, 41 (1), pp.17--30. ⟨10.1617/s11527-006-9213-x⟩

International audience; In this paper, a new approach for modeling the transient component of the load induced thermal deformation is proposed in order to predict the concrete behavior when subjected to high temperatures with a concomitant applied lo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bd5f450bf6410181fb02b6048283d3bc
https://hal.archives-ouvertes.fr/hal-00693584

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Correlation between transient creep of concrete and its dehydration

Autor: G. Platret, Fekri Meftah, H. Colina, Hassen Sabeur

Publikováno v: Magazine of Concrete Research
Magazine of Concrete Research, Thomas Telford, 2008, 60 (3), pp.Pages: 157-163

International audience; The current paper deals with the transient thermal creep of concrete subjected to high temperatures. This phenomenon is related to the dehydration process of hydrated cement paste under temperatures exceeding 105 degrees C. Th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a9b7557c826c8132452cecf6fab985bc
https://hal.science/hal-00814849

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