Results 61 to 70 of about 3,044 (184)

Preparation of geopolymer for in-situ pavement construction on the moon utilizing minimal additives and human urine in lunar regolith simulant

Frontiers in Materials
Constructing lunar pavements is of great significance for improving the transportation efficiency of materials and personnel transfer at lunar bases. Utilizing lunar regolith for the in-situ preparation of geopolymer is an effective means of supplying ...
Lichong Chen, Tao Wang, Feng Li, Siqi Zhou   +3 more
doaj   +1 more source

The Structural Performance of Fiber-Reinforced Geopolymers: A Review

Eng
Geopolymers (GPs), as promising alternatives to ordinary Portland cement (OPC)-based concrete, have gained interest in the last 20 years due to their enhanced mechanical properties, durability, and lower environmental impact.
Salvatore Benfratello, Luigi Palizzolo, Carmelo Sanfilippo, Antonino Valenza, Sana Ullah   +4 more
doaj   +1 more source

Recent progress of porous geopolymers: nanoporosity regulation toward fundamental applications

Journal of Asian Ceramic Societies
Porous geopolymers have been the promising subject over the last decade owing to the functional domains from high surface area, structural stability upon heat and chemists, as well as eco-friendly and economy.
Hui-Yu Zhao, Gui-Lang Liu, Zhegang Huang, Long Yi Jin, Yi-Rong Pei   +4 more
doaj   +1 more source

Fayalite-Based Geopolymer Foam

Ceramics
The present work is the first study exploring the potential of geopolymer foams based on fayalite slag, an industrial by-product, as the primary precursor, for lightweight and fireproof construction applications. The research involved the synthesis and characterization of geopolymer foams with varying water to solid ratio, followed by testing their ...
Aleksandar Nikolov, Mihail Tarassov, Ivan Rostovsky, Miryana Raykovska, Ivan Georgiev, Kinga Korniejenko   +5 more
openaire   +3 more sources

Geopolymerization of lightweight aggregate waste

Materiales de Construccion, 2008
Geopolymerization is a viable way to process and re-use alumino-silicate industrial waste while producing highstrength, high chemical inertia materials that can effectively immobilize other industrial by-products, and even hazardous waste.
P. Soares, A. T. Pinto, V. M. Ferreira, J. A. Labrincha   +3 more
doaj   +1 more source

Contributions to the study of porosity in fly ash-based geopolymers. Relationship between degree of reaction, porosity and compressive strength

Materiales de Construccion, 2016
The main contribution of this paper relates to the development of a systematic study involving a set of parameters which could potentially have an impact on geopolymer properties: curing temperature, type of activating solution, alkali metal in solution,
Y. Luna-Galiano, C. Fernández-Pereira, M. Izquierdo   +2 more
doaj   +1 more source

Geopolymers Based on Phosphoric Acid and Illito-Kaolinitic Clay

Advances in Materials Science and Engineering, 2016
New three-dimensional geopolymer materials based on illito-kaolinitic clay and phosphoric acid were synthesized. The effect of Si/P molar ratio on the geopolymers properties was studied.
S. Louati, S. Baklouti, B. Samet
doaj   +1 more source

The Potential of Laterite Soils Deposit South Sulawesi as a Precursor for Na-Poly (Ferro-Sialate) Geopolymers

MATEC Web of Conferences, 2017
The main objectives of this study was to investigate the potential of lateritic soils deposit South Sulawesi, Indonesia as a precursor for Na-poly(ferro-sialate) geopolymers.
Subaer, Amalia Nursyamsih, Nurfadilla, Riska Andi, Sulfiana, San Fitria Pebriyanti   +5 more
doaj   +1 more source

Properties of geopolymers

Facta universitatis - series: Architecture and Civil Engineering, 2018
Especially geopolymers are novel environmental friendly materials, with promises of considerable progress in the near future. These materials, with unique physical, chemical and mechanical properties can be used for many different applications.
Natalija Janosevic, Snezana Djoric-Veljkovic, Gordana Toplicic-Curcic, Jugoslav Karamarkovic   +3 more
openaire   +2 more sources

Influence of Wastes and Synthesis Conditions on the Compressive Strength, Setting Time and Gels of Waste-Based Geopolymers

Gels
In civil engineering, both rapid setting and delayed setting are needed for various application scenarios. In order to regulate the setting time of concrete, the iron ore tailings-blast furnace slag (IOT-BFS)-based geopolymers were synthesized with a ...
Tianyu Wang, Feng Rao, Lang Yang, Kaixi Jiang, Nanan Lin, Liwei Mo   +5 more
doaj   +1 more source