Valorization of marble powder wastes using rice husk ash to yield enhanced-performance inorganic polymer cements: Phase evolution, microstructure, and micromechanics analyses

Autor: Elie Kamseu, Ange-Therese Akono, Roberto Rosa, Alberto Mariani, Cristina Leonelli

Publikováno v: Cleaner Engineering and Technology, Vol 8, Iss , Pp 100461- (2022)

The challenge for sustainable development is now constraining scientists, and policymakers to consider alternative materials and processes requiring low energy consumption and low emissions while prioritizing local materials and industrial waste recy

Externí odkaz: https://doaj.org/article/49b31ec457b74c5d939457433b29c2ea

Performance of geopolymer composites made with feldspathic solid solutions: Micromechanics and microstructure

Autor: Achile Nana, Cristina Leonelli, Elie Kamseu, Ange-Therese Akono, Rodrigue Cyriaque Kaze

Publikováno v: Cement and Concrete Composites. 124:104241

This study investigates the high performance of feldspathic solid solution-based geopolymer composites. The results show that a feldspathic solid solution with incongruent dissolution in an alkaline medium produces a differential amount of N-A-S-H+ p

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::548e5fe8f3af521fc48606ead0cfef58
https://doi.org/10.1016/j.cemconcomp.2021.104241

Bulk composition and microstructure dependence of effective thermal conductivity of porous inorganic polymer cements

Autor: Mc Bignozzi, Sylvie Rossignol, David S. Smith, Benoît Nait-Ali, Ellie Kamseu, Cristina Leonelli

Publikováno v: Journal of the European Ceramic Society
Journal of the European Ceramic Society, Elsevier, 2012, 32 (8), pp.1593
Journal of the European Ceramic Society, Elsevier, 2012, 32 (8), pp.1593-1603. ⟨10.1016/j.jeurceramsoc.2011.12.030⟩

International audience; Experimental results and theoretical models are used to assess the effective thermal conductivity of porous inorganic polymer cements, often indicated as geopolymers, with porosity between 30 and 70. vol.%. It is shown that th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3cb379bbbe625b8d94db645e89674caa
https://doi.org/10.1016/j.jeurceramsoc.2011.12.030

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